#
# This file is part of the program psim.
#
-# Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au>
+# Copyright 1994, 1995, 1996, 1997, 2003, 2004 Andrew Cagney
#
# --
#
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-#
-# --
-#
-#
-# Fields:
-#
-# 1 Instruction format as a `start-bit,content' pairs.
-# the content is one of a digit, field name or `/' (aka.0)
-#
-# 2 Format specifier
-#
-# 3 Flags: 64 - 64bit only
-# f - floating point enabled required
-#
-# 4 short name
-#
-# 5 Description
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
#
+:cache::::RA:RA:
+:cache:::signed_word *:rA:RA:(cpu_registers(processor)->gpr + RA)
+:cache:::unsigned32:RA_BITMASK:RA:(1 << RA)
+:compute:::int:RA_is_0:RA:(RA == 0)
+:cache::::RT:RT:
+:cache:::signed_word *:rT:RT:(cpu_registers(processor)->gpr + RT)
+:cache:::unsigned32:RT_BITMASK:RT:(1 << RT)
+:cache::::RS:RS:
+:cache:::signed_word *:rS:RS:(cpu_registers(processor)->gpr + RS)
+:cache:::unsigned32:RS_BITMASK:RS:(1 << RS)
+:cache::::RB:RB:
+:cache:::signed_word *:rB:RB:(cpu_registers(processor)->gpr + RB)
+:cache:::unsigned32:RB_BITMASK:RB:(1 << RB)
+:scratch::::FRA:FRA:
+:cache:::unsigned64 *:frA:FRA:(cpu_registers(processor)->fpr + FRA)
+:cache:::unsigned32:FRA_BITMASK:FRA:(1 << FRA)
+:scratch::::FRB:FRB:
+:cache:::unsigned64 *:frB:FRB:(cpu_registers(processor)->fpr + FRB)
+:cache:::unsigned32:FRB_BITMASK:FRB:(1 << FRB)
+:scratch::::FRC:FRC:
+:cache:::unsigned64 *:frC:FRC:(cpu_registers(processor)->fpr + FRC)
+:cache:::unsigned32:FRC_BITMASK:FRC:(1 << FRC)
+:scratch::::FRS:FRS:
+:cache:::unsigned64 *:frS:FRS:(cpu_registers(processor)->fpr + FRS)
+:cache:::unsigned32:FRS_BITMASK:FRS:(1 << FRS)
+:scratch::::FRT:FRT:
+:cache:::unsigned64 *:frT:FRT:(cpu_registers(processor)->fpr + FRT)
+:cache:::unsigned32:FRT_BITMASK:FRT:(1 << FRT)
+:cache:::unsigned_word:EXTS_SI:SI:((signed_word)(signed16)instruction)
+:scratch::::BI:BI:
+:cache::::BIT32_BI:BI:BIT32(BI)
+:cache::::BF:BF:
+:cache:::unsigned32:BF_BITMASK:BF:(1 << BF)
+:scratch::::BA:BA:
+:cache::::BIT32_BA:BA:BIT32(BA)
+:cache:::unsigned32:BA_BITMASK:BA:(1 << BA)
+:scratch::::BB:BB:
+:cache::::BIT32_BB:BB:BIT32(BB)
+:cache:::unsigned32:BB_BITMASK:BB:(1 << BB)
+:cache::::BT:BT:
+:cache:::unsigned32:BT_BITMASK:BT:(1 << BT)
+:cache:::unsigned_word:EXTS_BD_0b00:BD:(((signed_word)(signed16)instruction) & ~3)
+:cache:::unsigned_word:EXTS_LI_0b00:LI:((((signed_word)(signed32)(instruction << 6)) >> 6) & ~0x3)
+:cache:::unsigned_word:EXTS_D:D:((signed_word)(signed16)(instruction))
+:cache:::unsigned_word:EXTS_DS_0b00:DS:(((signed_word)(signed16)instruction) & ~0x3)
+#:compute:::int:SPR_is_256:SPR:(SPR == 256)
+\f
+# PowerPC models
+::model:604:ppc604: PPC_UNIT_BAD, PPC_UNIT_BAD, 1, 1, 0
+::model:603e:ppc603e:PPC_UNIT_BAD, PPC_UNIT_BAD, 1, 1, 0
+::model:603:ppc603: PPC_UNIT_BAD, PPC_UNIT_BAD, 1, 1, 0
+::model:601:ppc601: PPC_UNIT_BAD, PPC_UNIT_BAD, 1, 1, 0
+
+# Flags for model.h
+::model-macro:::
+ #define PPC_INSN_INT(OUT_MASK, IN_MASK, RC) \
+ do { \
+ if (CURRENT_MODEL_ISSUE > 0) { \
+ if (RC) \
+ ppc_insn_int_cr(MY_INDEX, cpu_model(processor), OUT_MASK, IN_MASK, 1 << 0); \
+ else \
+ ppc_insn_int(MY_INDEX, cpu_model(processor), OUT_MASK, IN_MASK); \
+ } \
+ } while (0)
+
+ #define PPC_INSN_INT_CR(OUT_MASK, IN_MASK, CR_MASK) \
+ do { \
+ if (CURRENT_MODEL_ISSUE > 0) \
+ ppc_insn_int_cr(MY_INDEX, cpu_model(processor), OUT_MASK, IN_MASK, CR_MASK); \
+ } while (0)
+
+ #define PPC_INSN_CR(OUT_MASK, IN_MASK) \
+ do { \
+ if (CURRENT_MODEL_ISSUE > 0) \
+ ppc_insn_cr(MY_INDEX, cpu_model(processor), OUT_MASK, IN_MASK); \
+ } while (0)
+
+ #define PPC_INSN_FLOAT(OUT_MASK, IN_MASK, RC) \
+ do { \
+ if (CURRENT_MODEL_ISSUE > 0) { \
+ if (RC) \
+ ppc_insn_float(MY_INDEX, cpu_model(processor), OUT_MASK, IN_MASK); \
+ else \
+ ppc_insn_float_cr(MY_INDEX, cpu_model(processor), OUT_MASK, IN_MASK, 1 << 0); \
+ } \
+ } while (0)
+
+ #define PPC_INSN_FLOAT_CR(OUT_MASK, IN_MASK, CR_MASK) \
+ do { \
+ if (CURRENT_MODEL_ISSUE > 0) \
+ ppc_insn_float_cr(MY_INDEX, cpu_model(processor), OUT_MASK, IN_MASK, CR_MASK); \
+ } while (0)
+
+ #define PPC_INSN_INT_FLOAT(OUT_INT_MASK, OUT_FP_MASK, IN_INT_MASK, IN_FP_MASK) \
+ do { \
+ if (CURRENT_MODEL_ISSUE > 0) \
+ ppc_insn_int_float(MY_INDEX, cpu_model(processor), OUT_INT_MASK, OUT_FP_MASK, IN_INT_MASK, IN_FP_MASK); \
+ } while (0)
+
+ #define PPC_INSN_FROM_SPR(INT_MASK, SPR) \
+ do { \
+ if (CURRENT_MODEL_ISSUE > 0) \
+ ppc_insn_from_spr(MY_INDEX, cpu_model(processor), INT_MASK, SPR); \
+ } while (0)
+
+ #define PPC_INSN_TO_SPR(INT_MASK, SPR) \
+ do { \
+ if (CURRENT_MODEL_ISSUE > 0) \
+ ppc_insn_to_spr(MY_INDEX, cpu_model(processor), INT_MASK, SPR); \
+ } while (0)
+
+ #define PPC_INSN_MFCR(INT_MASK) \
+ do { \
+ if (CURRENT_MODEL_ISSUE > 0) \
+ ppc_insn_mfcr(MY_INDEX, cpu_model(processor), INT_MASK); \
+ } while (0)
+
+ #define PPC_INSN_MTCR(INT_MASK, FXM) \
+ do { \
+ if (CURRENT_MODEL_ISSUE > 0) \
+ ppc_insn_mtcr(MY_INDEX, cpu_model(processor), INT_MASK, FXM); \
+ } while (0)
+
+::model-data:::
+ typedef enum _ppc_function_unit {
+ PPC_UNIT_BAD, /* unknown function unit */
+ PPC_UNIT_IU, /* integer unit (601/603 style) */
+ PPC_UNIT_SRU, /* system register unit (601/603 style) */
+ PPC_UNIT_SCIU1, /* 1st single cycle integer unit (604 style) */
+ PPC_UNIT_SCIU2, /* 2nd single cycle integer unit (604 style) */
+ PPC_UNIT_MCIU, /* multiple cycle integer unit (604 style) */
+ PPC_UNIT_FPU, /* floating point unit */
+ PPC_UNIT_LSU, /* load/store unit */
+ PPC_UNIT_BPU, /* branch unit */
+ nr_ppc_function_units
+ } ppc_function_unit;
+
+ /* Structure to hold timing information on a per instruction basis */
+ struct _model_time {
+ ppc_function_unit first_unit; /* first functional unit this insn could use */
+ ppc_function_unit second_unit; /* second functional unit this insn could use */
+ signed16 issue; /* # cycles before function unit can process other insns */
+ signed16 done; /* # cycles before insn is done */
+ unsigned32 flags; /* any flags that are needed */
+ };
+
+ /* Register mappings in status masks */
+ #define PPC_CR_REG 0 /* start of CR0 .. CR7 */
+ #define PPC_FPSCR_REG (PPC_CR_REG + 8) /* start of fpscr register */
+
+ #define PPC_NO_SPR (-1) /* flag for no SPR register */
+
+ /* Return if 1 bit set */
+ #define PPC_ONE_BIT_SET_P(x) (((x) & ((x)-1)) == 0)
+
+ /* Structure for each functional unit that is busy */
+ typedef struct _model_busy model_busy;
+ struct _model_busy {
+ model_busy *next; /* next function unit */
+ ppc_function_unit unit; /* function unit name */
+ unsigned32 int_busy; /* int registers that are busy */
+ unsigned32 fp_busy; /* floating point registers that are busy */
+ unsigned32 cr_fpscr_busy; /* CR/FPSCR registers that are busy */
+ signed16 spr_busy; /* SPR register that is busy or PPC_NO_SPR */
+ unsigned32 vr_busy; /* AltiVec registers that are busy */
+ signed16 vscr_busy; /* AltiVec status register busy */
+ signed16 issue; /* # of cycles until unit can accept another insn */
+ signed16 done; /* # of cycles until insn is done */
+ signed16 nr_writebacks; /* # of registers this unit writes back */
+ };
+
+ /* Structure to hold the current state information for the simulated CPU model */
+ struct _model_data {
+ cpu *processor; /* point back to processor */
+ const char *name; /* model name */
+ const model_time *timing; /* timing information */
+ model_busy busy_head; /* dummy entry to head list of busy function units */
+ model_busy *busy_tail; /* tail of list of busy function units */
+ model_busy *free_list; /* list of model_busy structs not in use */
+ count_type nr_cycles; /* # cycles */
+ count_type nr_branches; /* # branches */
+ count_type nr_branches_fallthrough; /* # conditional branches that fell through */
+ count_type nr_branch_predict_trues; /* # branches predicted correctly */
+ count_type nr_branch_predict_falses; /* # branches predicted incorrectly */
+ count_type nr_branch_conditional[32]; /* # of each type of bc */
+ count_type nr_mtcrf_crs[9]; /* # of CR's moved in a mtcrf instruction */
+ count_type nr_stalls_data; /* # of stalls for data */
+ count_type nr_stalls_unit; /* # of stalls waiting for a function unit */
+ count_type nr_stalls_serialize; /* # of stalls waiting for things to quiet down */
+ count_type nr_stalls_writeback; /* # of stalls waiting for a writeback slot */
+ count_type nr_units[nr_ppc_function_units]; /* function unit counts */
+ int max_nr_writebacks; /* max # of writeback slots available */
+ unsigned32 int_busy; /* int registers that are busy */
+ unsigned32 fp_busy; /* floating point registers that are busy */
+ unsigned32 cr_fpscr_busy; /* CR/FPSCR registers that are busy */
+ unsigned8 spr_busy[nr_of_sprs]; /* SPR registers that are busy */
+ unsigned32 vr_busy; /* AltiVec registers that are busy */
+ unsigned8 vscr_busy; /* AltiVec SC register busy */
+ unsigned8 busy[nr_ppc_function_units]; /* whether a function is busy or not */
+ };
+
+ static const char *const ppc_function_unit_name[ (int)nr_ppc_function_units ] = {
+ "unknown functional unit instruction",
+ "integer functional unit instruction",
+ "system register functional unit instruction",
+ "1st single cycle integer functional unit instruction",
+ "2nd single cycle integer functional unit instruction",
+ "multiple cycle integer functional unit instruction",
+ "floating point functional unit instruction",
+ "load/store functional unit instruction",
+ "branch functional unit instruction",
+ };
+
+ static const char *const ppc_branch_conditional_name[32] = {
+ "branch if --CTR != 0 and condition is FALSE", /* 0000y */
+ "branch if --CTR != 0 and condition is FALSE, reverse branch likely",
+ "branch if --CTR == 0 and condition is FALSE", /* 0001y */
+ "branch if --CTR == 0 and condition is FALSE, reverse branch likely",
+ "branch if the condition is FALSE", /* 001zy */
+ "branch if the condition is FALSE, reverse branch likely",
+ "branch if the condition is FALSE (ignored bit 1 set to 1)", /* 001zy */
+ "branch if the condition is FALSE, reverse branch likely (ignored bit 4 set to 1)",
+ "branch if --CTR != 0 and condition is TRUE", /* 0100y */
+ "branch if --CTR != 0 and condition is TRUE, reverse branch likely",
+ "branch if --CTR == 0 and condition is TRUE", /* 0101y */
+ "branch if --CTR == 0 and condition is TRUE, reverse branch likely",
+ "branch if the condition is TRUE", /* 011zy */
+ "branch if the condition is TRUE, reverse branch likely",
+ "branch if the condition is TRUE (ignored bit 1 set to 1)", /* 011zy */
+ "branch if the condition is TRUE, reverse branch likely (ignored bit 4 set to 1)",
+ "branch if --CTR != 0", /* 1z00y */
+ "branch if --CTR != 0, reverse branch likely",
+ "branch if --CTR == 0", /* 1z01y */
+ "branch if --CTR == 0, reverse branch likely",
+ "branch always", /* 1z1zz */
+ "branch always (ignored bit 5 set to 1)",
+ "branch always (ignored bit 4 set to 1)", /* 1z1zz */
+ "branch always (ignored bits 4,5 set to 1)",
+ "branch if --CTR != 0 (ignored bit 1 set to 1)", /* 1z00y */
+ "branch if --CTR != 0, reverse branch likely (ignored bit 1 set to 1)",
+ "branch if --CTR == 0 (ignored bit 1 set to 1)", /* 1z01y */
+ "branch if --CTR == 0, reverse branch likely (ignored bit 1 set to 1)",
+ "branch always (ignored bit 1 set to 1)", /* 1z1zz */
+ "branch always (ignored bits 1,5 set to 1)",
+ "branch always (ignored bits 1,4 set to 1)", /* 1z1zz */
+ "branch always (ignored bits 1,4,5 set to 1)",
+ };
+
+ static const char *const ppc_nr_mtcrf_crs[9] = {
+ "mtcrf moving 0 CRs",
+ "mtcrf moving 1 CR",
+ "mtcrf moving 2 CRs",
+ "mtcrf moving 3 CRs",
+ "mtcrf moving 4 CRs",
+ "mtcrf moving 5 CRs",
+ "mtcrf moving 6 CRs",
+ "mtcrf moving 7 CRs",
+ "mtcrf moving all CRs",
+ };
+\f
+# Trace releasing resources
+void::model-static::model_trace_release:model_data *model_ptr, model_busy *busy
+ int i;
+ TRACE(trace_model,("done, %s, %d writeback%s\n", ppc_function_unit_name[busy->unit],
+ busy->nr_writebacks, busy->nr_writebacks == 1 ? "" : "s"));
+ if (busy->int_busy) {
+ for(i = 0; i < 32; i++) {
+ if (((1 << i) & busy->int_busy) != 0) {
+ TRACE(trace_model, ("Register r%d is now available.\n", i));
+ }
+ }
+ }
+ if (busy->fp_busy) {
+ for(i = 0; i < 32; i++) {
+ if (((1 << i) & busy->fp_busy) != 0) {
+ TRACE(trace_model, ("Register f%d is now available.\n", i));
+ }
+ }
+ }
+ if (busy->cr_fpscr_busy) {
+ for(i = 0; i < 8; i++) {
+ if (((1 << i) & busy->cr_fpscr_busy) != 0) {
+ TRACE(trace_model, ("Register cr%d is now available.\n", i));
+ }
+ }
+ if (busy->cr_fpscr_busy & 0x100)
+ TRACE(trace_model, ("Register fpscr is now available.\n"));
+ }
+ if (busy->spr_busy != PPC_NO_SPR)
+ TRACE(trace_model, ("Register %s is now available.\n", spr_name(busy->spr_busy)));
+ if (busy->vr_busy) {
+ for(i = 0; i < 32; i++) {
+ if (((1 << i) & busy->vr_busy) != 0) {
+ TRACE(trace_model, ("Register v%d is now available.\n", i));
+ }
+ }
+ }
+ if (busy->vscr_busy)
+ TRACE(trace_model, ("VSCR Register is now available.\n", spr_name(busy->spr_busy)));
+
+# Trace making registers busy
+void::model-static::model_trace_make_busy:model_data *model_ptr, unsigned32 int_mask, unsigned32 fp_mask, unsigned32 cr_mask
+ int i;
+ if (int_mask) {
+ for(i = 0; i < 32; i++) {
+ if (((1 << i) & int_mask) != 0) {
+ TRACE(trace_model, ("Register r%d is now busy.\n", i));
+ }
+ }
+ }
+ if (fp_mask) {
+ for(i = 0; i < 32; i++) {
+ if (((1 << i) & fp_mask) != 0) {
+ TRACE(trace_model, ("Register f%d is now busy.\n", i));
+ }
+ }
+ }
+ if (cr_mask) {
+ for(i = 0; i < 8; i++) {
+ if (((1 << i) & cr_mask) != 0) {
+ TRACE(trace_model, ("Register cr%d is now busy.\n", i));
+ }
+ }
+ }
+
+# Trace waiting for registers to become available
+void::model-static::model_trace_busy_p:model_data *model_ptr, unsigned32 int_busy, unsigned32 fp_busy, unsigned32 cr_or_fpscr_busy, int spr_busy
+ int i;
+ if (int_busy) {
+ int_busy &= model_ptr->int_busy;
+ for(i = 0; i < 32; i++) {
+ if (((1 << i) & int_busy) != 0) {
+ TRACE(trace_model, ("Waiting for register r%d.\n", i));
+ }
+ }
+ }
+ if (fp_busy) {
+ fp_busy &= model_ptr->fp_busy;
+ for(i = 0; i < 32; i++) {
+ if (((1 << i) & fp_busy) != 0) {
+ TRACE(trace_model, ("Waiting for register f%d.\n", i));
+ }
+ }
+ }
+ if (cr_or_fpscr_busy) {
+ cr_or_fpscr_busy &= model_ptr->cr_fpscr_busy;
+ for(i = 0; i < 8; i++) {
+ if (((1 << i) & cr_or_fpscr_busy) != 0) {
+ TRACE(trace_model, ("Waiting for register cr%d.\n", i));
+ }
+ }
+ if (cr_or_fpscr_busy & 0x100)
+ TRACE(trace_model, ("Waiting for register fpscr.\n"));
+ }
+ if (spr_busy != PPC_NO_SPR && model_ptr->spr_busy[spr_busy])
+ TRACE(trace_model, ("Waiting for register %s.\n", spr_name(spr_busy)));
+\f
+# Advance state to next cycle, releasing any registers allocated
+void::model-internal::model_new_cycle:model_data *model_ptr
+ model_busy *cur_busy = model_ptr->busy_head.next;
+ model_busy *free_list = model_ptr->free_list;
+ model_busy *busy_tail = &model_ptr->busy_head;
+ int nr_writebacks = model_ptr->max_nr_writebacks;
+ model_busy *next;
+
+ model_ptr->nr_cycles++;
+ TRACE(trace_model,("New cycle %lu\n", (unsigned long)model_ptr->nr_cycles));
+ for ( ; cur_busy; cur_busy = next) {
+ next = cur_busy->next;
+ if (--cur_busy->done <= 0) { /* function unit done, release registers if we have writeback slots */
+ nr_writebacks -= cur_busy->nr_writebacks;
+ if (nr_writebacks >= 0) {
+ model_ptr->int_busy &= ~cur_busy->int_busy;
+ model_ptr->fp_busy &= ~cur_busy->fp_busy;
+ model_ptr->cr_fpscr_busy &= ~cur_busy->cr_fpscr_busy;
+ if (cur_busy->spr_busy != PPC_NO_SPR)
+ model_ptr->spr_busy[cur_busy->spr_busy] = 0;
+ model_ptr->vr_busy &= ~cur_busy->vr_busy;
+ model_ptr->vscr_busy = ~cur_busy->vscr_busy;
+
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_release(model_ptr, cur_busy);
+
+ model_ptr->busy[cur_busy->unit] = 0;
+ cur_busy->next = free_list;
+ free_list = cur_busy;
+ }
+ else { /* writeback slots not available */
+ TRACE(trace_model,("%d writeback slot%s not available for %s\n",
+ cur_busy->nr_writebacks,
+ cur_busy->nr_writebacks == 1 ? " is" : "s are",
+ ppc_function_unit_name[cur_busy->unit]));
+ cur_busy->done++; /* undo -- above */
+ model_ptr->nr_stalls_writeback++;
+ busy_tail->next = cur_busy;
+ busy_tail = cur_busy;
+ }
+ }
+ else if (--cur_busy->issue <= 0) { /* function unit pipelined, allow new use */
+ TRACE(trace_model,("pipeline, %s ready for next client\n", ppc_function_unit_name[cur_busy->unit]));
+ model_ptr->busy[cur_busy->unit] = 0;
+ busy_tail->next = cur_busy;
+ busy_tail = cur_busy;
+ }
+ else {
+ TRACE(trace_model,("%s still working, issue = %d, done = %d\n",
+ ppc_function_unit_name[cur_busy->unit],
+ cur_busy->issue,
+ cur_busy->done));
+ busy_tail->next = cur_busy;
+ busy_tail = cur_busy;
+ }
+ }
+
+ busy_tail->next = (model_busy *)0;
+ model_ptr->busy_tail = busy_tail;
+ model_ptr->free_list = free_list;
+
+# Mark a function unit as busy, return the busy structure
+model_busy *::model-internal::model_make_busy:model_data *model_ptr, ppc_function_unit unit, int issue, int done
+ model_busy *busy;
+
+ TRACE(trace_model,("unit = %s, issue = %d, done = %d\n", ppc_function_unit_name[unit], issue, done));
+
+ if (!model_ptr->free_list) {
+ busy = ZALLOC(model_busy);
+ }
+ else {
+ busy = model_ptr->free_list;
+ model_ptr->free_list = busy->next;
+ busy->next = (model_busy *)0;
+ busy->int_busy = 0;
+ busy->fp_busy = 0;
+ busy->cr_fpscr_busy = 0;
+ busy->nr_writebacks = 0;
+ busy->vr_busy = 0;
+ busy->vscr_busy = 0;
+ }
+
+ busy->unit = unit;
+ busy->issue = issue;
+ busy->done = done;
+ busy->spr_busy = PPC_NO_SPR;
+ model_ptr->busy_tail->next = busy;
+ model_ptr->busy_tail = busy;
+ model_ptr->busy[unit] = 1;
+ model_ptr->nr_units[unit]++;
+ return busy;
+\f
+# Wait until a function unit is non-busy, and then allocate a busy pointer & return the pointer
+model_busy *::model-internal::model_wait_for_unit:itable_index index, model_data *const model_ptr, const model_time *const time_ptr
+ ppc_function_unit first_unit = time_ptr->first_unit;
+ ppc_function_unit second_unit = time_ptr->second_unit;
+ int stall_increment = 0;
+
+ for (;;) {
+ if (!model_ptr->busy[first_unit])
+ return model_make_busy(model_ptr, first_unit,
+ model_ptr->timing[index].issue,
+ model_ptr->timing[index].done);
+
+ if (!model_ptr->busy[second_unit])
+ return model_make_busy(model_ptr, second_unit,
+ model_ptr->timing[index].issue,
+ model_ptr->timing[index].done);
+
+ TRACE(trace_model,("all function units are busy for %s\n", itable[index].name));
+ model_ptr->nr_stalls_unit += stall_increment; /* don't count first stall */
+ stall_increment = 1;
+ model_new_cycle(model_ptr);
+ }
+
+# Serialize the processor, waiting for all instructions to drain out before adding an instruction.
+void::model-function::model_serialize:itable_index index, model_data *model_ptr
+ while (model_ptr->busy_head.next) {
+ TRACE(trace_model,("waiting for pipeline to empty\n"));
+ model_ptr->nr_stalls_serialize++;
+ model_new_cycle(model_ptr);
+ }
+ (void) model_make_busy(model_ptr,
+ model_ptr->timing[index].first_unit,
+ model_ptr->timing[index].issue,
+ model_ptr->timing[index].done);
+
+# Wait for a CR to become unbusy
+void::model-function::model_wait_for_cr:model_data *model_ptr, unsigned CRBIT
+ unsigned u;
+ unsigned32 cr_mask;
+ int cr_var = 0;
+ for (u = 0xc0000000; (u != 0) && (CRBIT & u) == 0; u >>= 4 )
+ cr_var++;
+
+ cr_mask = (1 << cr_var);
+ while ((model_ptr->cr_fpscr_busy & cr_mask) != 0) {
+ TRACE(trace_model,("waiting for CR %d\n", cr_var));
+ model_ptr->nr_stalls_data++;
+ model_new_cycle(model_ptr);
+ }
+
+# Schedule an instruction that takes integer input registers and produces output registers
+void::model-function::ppc_insn_int:itable_index index, model_data *model_ptr, const unsigned32 out_mask, const unsigned32 in_mask
+ const unsigned32 int_mask = out_mask | in_mask;
+ model_busy *busy_ptr;
+
+ if ((model_ptr->int_busy & int_mask) != 0) {
+ model_new_cycle(model_ptr); /* don't count first dependency as a stall */
+
+ while ((model_ptr->int_busy & int_mask) != 0) {
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_busy_p(model_ptr, int_mask, 0, 0, PPC_NO_SPR);
+
+ model_ptr->nr_stalls_data++;
+ model_new_cycle(model_ptr);
+ }
+ }
+
+ busy_ptr = model_wait_for_unit(index, model_ptr, &model_ptr->timing[index]);
+ model_ptr->int_busy |= out_mask;
+ busy_ptr->int_busy |= out_mask;
+ if (out_mask)
+ busy_ptr->nr_writebacks = (PPC_ONE_BIT_SET_P(out_mask)) ? 1 : 2;
+
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_make_busy(model_ptr, out_mask, 0, 0);
+
+# Schedule an instruction that takes integer input registers and produces output registers & sets a CR register
+void::model-function::ppc_insn_int_cr:itable_index index, model_data *model_ptr, const unsigned32 out_mask, const unsigned32 in_mask, const unsigned32 cr_mask
+ const unsigned32 int_mask = out_mask | in_mask;
+ model_busy *busy_ptr;
+
+ if ((model_ptr->int_busy & int_mask) || (model_ptr->cr_fpscr_busy & cr_mask)) {
+ model_new_cycle(model_ptr); /* don't count first dependency as a stall */
+
+ while ((model_ptr->int_busy & int_mask) || (model_ptr->cr_fpscr_busy & cr_mask)) {
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_busy_p(model_ptr, int_mask, 0, cr_mask, PPC_NO_SPR);
+
+ model_ptr->nr_stalls_data++;
+ model_new_cycle(model_ptr);
+ }
+ }
+
+ busy_ptr = model_wait_for_unit(index, model_ptr, &model_ptr->timing[index]);
+ model_ptr->int_busy |= out_mask;
+ busy_ptr->int_busy |= out_mask;
+ model_ptr->cr_fpscr_busy |= cr_mask;
+ busy_ptr->cr_fpscr_busy |= cr_mask;
+ if (out_mask)
+ busy_ptr->nr_writebacks = (PPC_ONE_BIT_SET_P(out_mask)) ? 1 : 2;
+
+ if (cr_mask)
+ busy_ptr->nr_writebacks++;
+
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_make_busy(model_ptr, out_mask, 0, cr_mask);
+
+
+# Schedule an instruction that takes CR input registers and produces output CR registers
+void::model-function::ppc_insn_cr:itable_index index, model_data *model_ptr, const unsigned32 out_mask, const unsigned32 in_mask
+ const unsigned32 cr_mask = out_mask | in_mask;
+ model_busy *busy_ptr;
+
+ if ((model_ptr->cr_fpscr_busy & cr_mask) != 0) {
+ model_new_cycle(model_ptr); /* don't count first dependency as a stall */
+
+ while ((model_ptr->cr_fpscr_busy & cr_mask) != 0) {
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_busy_p(model_ptr, 0, 0, cr_mask, PPC_NO_SPR);
+
+ model_ptr->nr_stalls_data++;
+ model_new_cycle(model_ptr);
+ }
+ }
+
+ busy_ptr = model_wait_for_unit(index, model_ptr, &model_ptr->timing[index]);
+ model_ptr->cr_fpscr_busy |= out_mask;
+ busy_ptr->cr_fpscr_busy |= out_mask;
+ if (out_mask)
+ busy_ptr->nr_writebacks = 1;
+
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_make_busy(model_ptr, 0, 0, out_mask);
+
+
+# Schedule an instruction that takes floating point input registers and produces an output fp register
+void::model-function::ppc_insn_float:itable_index index, model_data *model_ptr, const unsigned32 out_mask, const unsigned32 in_mask
+ const unsigned32 fp_mask = out_mask | in_mask;
+ model_busy *busy_ptr;
+
+ if ((model_ptr->fp_busy & fp_mask) != 0) {
+ model_new_cycle(model_ptr); /* don't count first dependency as a stall */
+
+ while ((model_ptr->fp_busy & fp_mask) != 0) {
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_busy_p(model_ptr, 0, fp_mask, 0, PPC_NO_SPR);
+
+ model_ptr->nr_stalls_data++;
+ model_new_cycle(model_ptr);
+ }
+ }
+
+ busy_ptr = model_wait_for_unit(index, model_ptr, &model_ptr->timing[index]);
+ model_ptr->fp_busy |= out_mask;
+ busy_ptr->fp_busy |= out_mask;
+ busy_ptr->nr_writebacks = 1;
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_make_busy(model_ptr, 0, out_mask, 0);
+
+
+# Schedule an instruction that takes floating point input registers and produces an output fp register & sets a CR reg
+void::model-function::ppc_insn_float_cr:itable_index index, model_data *model_ptr, const unsigned32 out_mask, const unsigned32 in_mask, const unsigned32 cr_mask
+ const unsigned32 fp_mask = out_mask | in_mask;
+ model_busy *busy_ptr;
+
+ if ((model_ptr->fp_busy & fp_mask) || (model_ptr->cr_fpscr_busy & cr_mask)) {
+ model_new_cycle(model_ptr); /* don't count first dependency as a stall */
+
+ while ((model_ptr->fp_busy & fp_mask) || (model_ptr->cr_fpscr_busy & cr_mask)) {
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_busy_p(model_ptr, 0, fp_mask, cr_mask, PPC_NO_SPR);
+
+ model_ptr->nr_stalls_data++;
+ model_new_cycle(model_ptr);
+ }
+ }
+
+ busy_ptr = model_wait_for_unit(index, model_ptr, &model_ptr->timing[index]);
+ model_ptr->fp_busy |= out_mask;
+ busy_ptr->fp_busy |= out_mask;
+ model_ptr->cr_fpscr_busy |= cr_mask;
+ busy_ptr->cr_fpscr_busy |= cr_mask;
+ busy_ptr->nr_writebacks = (cr_mask) ? 2 : 1;
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_make_busy(model_ptr, 0, out_mask, cr_mask);
+
+
+# Schedule an instruction that takes both int/float input registers and produces output int/float registers
+void::model-function::ppc_insn_int_float:itable_index index, model_data *model_ptr, const unsigned32 out_int_mask, const unsigned32 out_fp_mask, const unsigned32 in_int_mask, const unsigned32 in_fp_mask
+ const unsigned32 int_mask = out_int_mask | in_int_mask;
+ const unsigned32 fp_mask = out_fp_mask | in_fp_mask;
+ model_busy *busy_ptr;
+
+ if ((model_ptr->int_busy & int_mask) || (model_ptr->fp_busy & fp_mask)) {
+ model_new_cycle(model_ptr); /* don't count first dependency as a stall */
+
+ while ((model_ptr->int_busy & int_mask) || (model_ptr->fp_busy & fp_mask)) {
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_busy_p(model_ptr, int_mask, fp_mask, 0, PPC_NO_SPR);
+
+ model_ptr->nr_stalls_data++;
+ model_new_cycle(model_ptr);
+ }
+
+ busy_ptr = model_wait_for_unit(index, model_ptr, &model_ptr->timing[index]);
+ model_ptr->int_busy |= out_int_mask;
+ busy_ptr->int_busy |= out_int_mask;
+ model_ptr->fp_busy |= out_fp_mask;
+ busy_ptr->fp_busy |= out_fp_mask;
+ busy_ptr->nr_writebacks = ((out_int_mask) ? 1 : 0) + ((out_fp_mask) ? 1 : 0);
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_make_busy(model_ptr, out_int_mask, out_fp_mask, 0);
+ return;
+ }
+
+# Schedule an MFSPR instruction that takes 1 special purpose register and produces an integer output register
+void::model-function::ppc_insn_from_spr:itable_index index, model_data *model_ptr, const unsigned32 int_mask, const unsigned nSPR
+ model_busy *busy_ptr;
+
+ while ((model_ptr->int_busy & int_mask) != 0 || model_ptr->spr_busy[nSPR] != 0) {
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_busy_p(model_ptr, int_mask, 0, 0, nSPR);
+
+ model_ptr->nr_stalls_data++;
+ model_new_cycle(model_ptr);
+ }
+
+ busy_ptr = model_wait_for_unit(index, model_ptr, &model_ptr->timing[index]);
+ model_ptr->int_busy |= int_mask;
+ busy_ptr->int_busy |= int_mask;
+ busy_ptr->nr_writebacks = 1;
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_make_busy(model_ptr, int_mask, 0, 0);
+
+# Schedule an MTSPR instruction that takes 1 integer register and produces a special purpose output register
+void::model-function::ppc_insn_to_spr:itable_index index, model_data *model_ptr, const unsigned32 int_mask, const unsigned nSPR
+ model_busy *busy_ptr;
+
+ while ((model_ptr->int_busy & int_mask) != 0 || model_ptr->spr_busy[nSPR] != 0) {
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_busy_p(model_ptr, int_mask, 0, 0, nSPR);
+
+ model_ptr->nr_stalls_data++;
+ model_new_cycle(model_ptr);
+ }
+
+ busy_ptr = model_wait_for_unit(index, model_ptr, &model_ptr->timing[index]);
+ busy_ptr->spr_busy = nSPR;
+ model_ptr->spr_busy[nSPR] = 1;
+ busy_ptr->nr_writebacks = 1;
+ TRACE(trace_model,("Making register %s busy.\n", spr_name(nSPR)));
+
+# Schedule a MFCR instruction that moves the CR into an integer regsiter
+void::model-function::ppc_insn_mfcr:itable_index index, model_data *model_ptr, unsigned32 int_mask
+ const unsigned32 cr_mask = 0xff;
+ model_busy *busy_ptr;
+
+ while (((model_ptr->int_busy & int_mask) | (model_ptr->cr_fpscr_busy & cr_mask)) != 0) {
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_busy_p(model_ptr, int_mask, 0, cr_mask, PPC_NO_SPR);
+
+ model_ptr->nr_stalls_data++;
+ model_new_cycle(model_ptr);
+ }
+
+ busy_ptr = model_wait_for_unit(index, model_ptr, &model_ptr->timing[index]);
+ model_ptr->int_busy |= int_mask;
+ busy_ptr->int_busy |= int_mask;
+ busy_ptr->nr_writebacks = 1;
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_make_busy(model_ptr, int_mask, 0, 0);
+
+# Schedule a MTCR instruction that moves an integer register into the CR
+void::model-function::ppc_insn_mtcr:itable_index index, model_data *model_ptr, unsigned32 int_mask, unsigned FXM
+ int f;
+ int nr_crs = 0;
+ unsigned32 cr_mask = 0;
+ const model_time *normal_time = &model_ptr->timing[index];
+ static const model_time ppc604_1bit_time = { PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0 };
+ model_busy *busy_ptr;
+
+ for (f = 0; f < 8; f++) {
+ if (FXM & (0x80 >> f)) {
+ cr_mask |= (1 << f);
+ nr_crs++;
+ }
+ }
+
+ while (((model_ptr->int_busy & int_mask) | (model_ptr->cr_fpscr_busy & cr_mask)) != 0) {
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_busy_p(model_ptr, int_mask, 0, cr_mask, PPC_NO_SPR);
+
+ model_ptr->nr_stalls_data++;
+ model_new_cycle(model_ptr);
+ }
+
+ /* If only one CR is being moved, use the SCIU, not the MCIU on the 604 */
+ if (CURRENT_MODEL == MODEL_ppc604 && nr_crs == 1) {
+ normal_time = &ppc604_1bit_time;
+ }
+
+ busy_ptr = model_wait_for_unit(index, model_ptr, normal_time);
+ busy_ptr->cr_fpscr_busy |= cr_mask;
+ model_ptr->cr_fpscr_busy |= cr_mask;
+ model_ptr->nr_mtcrf_crs[nr_crs]++;
+ busy_ptr->nr_writebacks = 1;
+ if (WITH_TRACE && ppc_trace[trace_model])
+ model_trace_make_busy(model_ptr, 0, 0, cr_mask);
+\f
+model_data *::model-function::model_create:cpu *processor
+ model_data *model_ptr = ZALLOC(model_data);
+ model_ptr->name = model_name[CURRENT_MODEL];
+ model_ptr->timing = model_time_mapping[CURRENT_MODEL];
+ model_ptr->processor = processor;
+ model_ptr->nr_cycles = 1;
+ model_ptr->busy_tail = &model_ptr->busy_head;
+ switch (CURRENT_MODEL) {
+ case MODEL_ppc601: model_ptr->max_nr_writebacks = 1; break; /* ??? */
+ case MODEL_ppc603: model_ptr->max_nr_writebacks = 2; break;
+ case MODEL_ppc603e: model_ptr->max_nr_writebacks = 2; break;
+ case MODEL_ppc604: model_ptr->max_nr_writebacks = 2; break;
+ default: error ("Unknown model %d\n", CURRENT_MODEL);
+ }
+ return model_ptr;
+
+void::model-function::model_init:model_data *model_ptr
+
+void::model-function::model_halt:model_data *model_ptr
+ /* Let pipeline drain */
+ while (model_ptr->busy_head.next)
+ model_new_cycle(model_ptr);
+
+unsigned_word::model-function::model_get_number_of_stalls:model_data *model_ptr
+ return (model_ptr->nr_stalls_data
+ + model_ptr->nr_stalls_unit
+ + model_ptr->nr_stalls_serialize
+ + model_ptr->nr_stalls_writeback);
+
+unsigned_word::model-function::model_get_number_of_cycles:model_data *model_ptr
+ return (model_ptr->nr_cycles);
+
+model_print *::model-function::model_mon_info:model_data *model_ptr
+ model_print *head;
+ model_print *tail;
+ ppc_function_unit i;
+ count_type nr_insns;
+ int j;
+
+ head = tail = ZALLOC(model_print);
+ tail->count = model_ptr->nr_cycles;
+ tail->name = "cycle";
+ tail->suffix_plural = "s";
+ tail->suffix_singular = "";
+
+ if (model_ptr->nr_stalls_data) {
+ tail->next = ZALLOC(model_print);
+ tail = tail->next;
+ tail->count = model_ptr->nr_stalls_data;
+ tail->name = "stall";
+ tail->suffix_plural = "s waiting for data";
+ tail->suffix_singular = " waiting for data";
+ }
+
+ if (model_ptr->nr_stalls_unit) {
+ tail->next = ZALLOC(model_print);
+ tail = tail->next;
+ tail->count = model_ptr->nr_stalls_unit;
+ tail->name = "stall";
+ tail->suffix_plural = "s waiting for a function unit";
+ tail->suffix_singular = " waiting for a function unit";
+ }
+
+ if (model_ptr->nr_stalls_serialize) {
+ tail->next = ZALLOC(model_print);
+ tail = tail->next;
+ tail->count = model_ptr->nr_stalls_serialize;
+ tail->name = "stall";
+ tail->suffix_plural = "s waiting for serialization";
+ tail->suffix_singular = " waiting for serialization";
+ }
+
+ if (model_ptr->nr_stalls_writeback) {
+ tail->next = ZALLOC(model_print);
+ tail = tail->next;
+ tail->count = model_ptr->nr_stalls_writeback;
+ tail->name = "";
+ tail->suffix_plural = "times a write-back slot was unavailable";
+ tail->suffix_singular = "time a writeback was unavailable";
+ }
+
+ if (model_ptr->nr_branches) {
+ tail->next = ZALLOC(model_print);
+ tail = tail->next;
+ tail->count = model_ptr->nr_branches;
+ tail->name = "branch";
+ tail->suffix_plural = "es";
+ tail->suffix_singular = "";
+ }
+
+ if (model_ptr->nr_branches_fallthrough) {
+ tail->next = ZALLOC(model_print);
+ tail = tail->next;
+ tail->count = model_ptr->nr_branches_fallthrough;
+ tail->name = "conditional branch";
+ tail->suffix_plural = "es fell through";
+ tail->suffix_singular = " fell through";
+ }
+
+ if (model_ptr->nr_branch_predict_trues) {
+ tail->next = ZALLOC(model_print);
+ tail = tail->next;
+ tail->count = model_ptr->nr_branch_predict_trues;
+ tail->name = "successful branch prediction";
+ tail->suffix_plural = "s";
+ tail->suffix_singular = "";
+ }
+
+ if (model_ptr->nr_branch_predict_falses) {
+ tail->next = ZALLOC(model_print);
+ tail = tail->next;
+ tail->count = model_ptr->nr_branch_predict_falses;
+ tail->name = "unsuccessful branch prediction";
+ tail->suffix_plural = "s";
+ tail->suffix_singular = "";
+ }
+
+ for (j = 0; j < (sizeof(ppc_branch_conditional_name) / sizeof(ppc_branch_conditional_name[0])) ; j++) {
+ if (model_ptr->nr_branch_conditional[j]) {
+ tail->next = ZALLOC(model_print);
+ tail = tail->next;
+ tail->count = model_ptr->nr_branch_conditional[j];
+ tail->name = ppc_branch_conditional_name[j];
+ tail->suffix_plural = " conditional branches";
+ tail->suffix_singular = " conditional branch";
+ }
+ }
+
+ for (j = 0; j < 9; j++) {
+ if (model_ptr->nr_mtcrf_crs[j]) {
+ tail->next = ZALLOC(model_print);
+ tail = tail->next;
+ tail->count = model_ptr->nr_mtcrf_crs[j];
+ tail->name = ppc_nr_mtcrf_crs[j];
+ tail->suffix_plural = " instructions";
+ tail->suffix_singular = " instruction";
+ }
+ }
+
+ nr_insns = 0;
+ for (i = PPC_UNIT_BAD; i < nr_ppc_function_units; i++) {
+ if (model_ptr->nr_units[i]) {
+ nr_insns += model_ptr->nr_units[i];
+ tail->next = ZALLOC(model_print);
+ tail = tail->next;
+ tail->count = model_ptr->nr_units[i];
+ tail->name = ppc_function_unit_name[i];
+ tail->suffix_plural = "s";
+ tail->suffix_singular = "";
+ }
+ }
+
+ tail->next = ZALLOC(model_print);
+ tail = tail->next;
+ tail->count = nr_insns;
+ tail->name = "instruction";
+ tail->suffix_plural = "s that were accounted for in timing info";
+ tail->suffix_singular = " that was accounted for in timing info";
+
+ tail->next = (model_print *)0;
+ return head;
+
+void::model-function::model_mon_info_free:model_data *model_ptr, model_print *ptr
+ while (ptr) {
+ model_print *next = ptr->next;
+ free((void *)ptr);
+ ptr = next;
+ }
+
+void::model-function::model_branches:model_data *model_ptr, int failed, int conditional
+ model_ptr->nr_units[PPC_UNIT_BPU]++;
+ if (failed)
+ model_ptr->nr_branches_fallthrough++;
+ else
+ model_ptr->nr_branches++;
+ if (conditional >= 0)
+ model_ptr->nr_branch_conditional[conditional]++;
+ model_new_cycle(model_ptr); /* A branch always ends the current cycle */
+
+void::model-function::model_branch_predict:model_data *model_ptr, int success
+ if (success)
+ model_ptr->nr_branch_predict_trues++;
+ else
+ model_ptr->nr_branch_predict_falses++;
+
+\f
# The following (illegal) instruction is `known' by gen and is
# called when ever an illegal instruction is encountered
::internal::illegal
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
- return 0;
# The following (floating point unavailable) instruction is `known' by gen
# executed but floating point is make unavailable by the MSR
::internal::floating_point_unavailable
floating_point_unavailable_interrupt(processor, cia);
- return 0;
#
*frac64 = (*frac64 + inc) & 0x1;
FPSCR_SET_FR(inc);
FPSCR_SET_FI(gbit | rbit | xbit);
-
+
void::function::Round_Float:cpu *processor, int sign, int *exp, unsigned64 *frac, fpscreg round_mode
int carry_out;
int rbit = 0;
int xbit = 0;
int sign = EXTRACTED64(frb, 0, 0);
- if (EXTRACTED64(frb, 1, 11) == 2047 && EXTRACTED64(frb, 12, 63) == 0)
- goto Infinity_Operand;
- if (EXTRACTED64(frb, 1, 11) == 2047 && EXTRACTED64(frb, 12, 12) == 0)
- goto SNaN_Operand;
- if (EXTRACTED64(frb, 1, 11) == 2047 && EXTRACTED64(frb, 12, 12) == 1)
- goto QNaN_Operand;
- if (EXTRACTED64(frb, 1, 11) > 1086) goto Large_Operand;
- if (EXTRACTED64(frb, 1, 11) > 0) exp = EXTRACTED64(frb, 1, 11) - 1023;
- if (EXTRACTED64(frb, 1, 11) == 0) exp = -1022;
- if (EXTRACTED64(frb, 1, 11) > 0) { /* normal */
- frac = BIT64(1) | INSERTED64(EXTRACTED64(frb, 12, 63), 2, 53);
- frac64 = 0;
- }
- if (EXTRACTED64(frb, 1, 11) == 0) { /* denorm */
- frac = INSERTED64(EXTRACTED64(frb, 12, 63), 2, 53);
- frac64 = 0;
- }
- gbit = 0, rbit = 0, xbit = 0;
- for (i = 1; i <= 63 - exp; i++) {
- xbit = rbit | xbit;
- rbit = gbit;
- gbit = frac64;
- frac64 = EXTRACTED64(frac, 63, 63);
- frac = INSERTED64(EXTRACTED64(frac, 0, 62), 1, 63);
- }
- Round_Integer(processor, sign, &frac, &frac64, gbit, rbit, xbit, round_mode);
- if (sign == 1) { /* frac[0:64] = ~frac[0:64] + 1 */
- frac = ~frac;
- frac64 ^= 1;
- frac += (frac64 ? 1 : 0);
- frac64 = (frac64 + 1) & 0x1;
- }
- if (tgt_precision == 32 /* can ignore frac64 in compare */
- && (signed64)frac > (signed64)MASK64(33+1, 63)/*2^31-1 >>1*/)
- goto Large_Operand;
- if (tgt_precision == 64 /* can ignore frac64 in compare */
- && (signed64)frac > (signed64)MASK64(1+1, 63)/*2^63-1 >>1*/)
- goto Large_Operand;
- if (tgt_precision == 32 /* can ignore frac64 in compare */
- && (signed64)frac < (signed64)MASK64(0, 32+1)/*-2^31 >>1*/)
- goto Large_Operand;
- if (tgt_precision == 64 /* can ignore frac64 in compare */
- && (signed64)frac < (signed64)MASK64(0, 0+1)/*-2^63 >>1*/)
- goto Large_Operand;
- FPSCR_SET_XX(FPSCR & fpscr_fi);
- if (tgt_precision == 32)
- *frt = MASKED64(*frt, 0, 31) | (EXTRACTED64(frac, 33, 63) << 1) | frac64;
- if (tgt_precision == 64)
- *frt = (EXTRACTED64(frac, 1, 63) << 1) | frac64;
- /*FPSCR[fprf] = undefined */
- goto Done;
- /**/
- Infinity_Operand:
+ /***/
+ if (EXTRACTED64(frb, 1, 11) == 2047 && EXTRACTED64(frb, 12, 63) == 0)
+ GOTO(Infinity_Operand);
+ if (EXTRACTED64(frb, 1, 11) == 2047 && EXTRACTED64(frb, 12, 12) == 0)
+ GOTO(SNaN_Operand);
+ if (EXTRACTED64(frb, 1, 11) == 2047 && EXTRACTED64(frb, 12, 12) == 1)
+ GOTO(QNaN_Operand);
+ if (EXTRACTED64(frb, 1, 11) > 1086) GOTO(Large_Operand);
+ if (EXTRACTED64(frb, 1, 11) > 0) exp = EXTRACTED64(frb, 1, 11) - 1023;
+ if (EXTRACTED64(frb, 1, 11) == 0) exp = -1022;
+ if (EXTRACTED64(frb, 1, 11) > 0) { /* normal */
+ frac = BIT64(1) | INSERTED64(EXTRACTED64(frb, 12, 63), 2, 53);
+ frac64 = 0;
+ }
+ if (EXTRACTED64(frb, 1, 11) == 0) { /* denorm */
+ frac = INSERTED64(EXTRACTED64(frb, 12, 63), 2, 53);
+ frac64 = 0;
+ }
+ gbit = 0, rbit = 0, xbit = 0;
+ for (i = 1; i <= 63 - exp; i++) {
+ xbit = rbit | xbit;
+ rbit = gbit;
+ gbit = frac64;
+ frac64 = EXTRACTED64(frac, 63, 63);
+ frac = INSERTED64(EXTRACTED64(frac, 0, 62), 1, 63);
+ }
+ Round_Integer(processor, sign, &frac, &frac64, gbit, rbit, xbit, round_mode);
+ if (sign == 1) { /* frac[0:64] = ~frac[0:64] + 1 */
+ frac = ~frac;
+ frac64 ^= 1;
+ frac += (frac64 ? 1 : 0);
+ frac64 = (frac64 + 1) & 0x1;
+ }
+ if (tgt_precision == 32 /* can ignore frac64 in compare */
+ && (signed64)frac > (signed64)MASK64(33+1, 63)/*2^31-1 >>1*/)
+ GOTO(Large_Operand);
+ if (tgt_precision == 64 /* can ignore frac64 in compare */
+ && (signed64)frac > (signed64)MASK64(1+1, 63)/*2^63-1 >>1*/)
+ GOTO(Large_Operand);
+ if (tgt_precision == 32 /* can ignore frac64 in compare */
+ && (signed64)frac < (signed64)MASK64(0, 32+1)/*-2^31 >>1*/)
+ GOTO(Large_Operand);
+ if (tgt_precision == 64 /* can ignore frac64 in compare */
+ && (signed64)frac < (signed64)MASK64(0, 0+1)/*-2^63 >>1*/)
+ GOTO(Large_Operand);
+ FPSCR_SET_XX(FPSCR & fpscr_fi);
+ if (tgt_precision == 32)
+ *frt = MASKED64(*frt, 0, 31) | (EXTRACTED64(frac, 33, 63) << 1) | frac64;
+ if (tgt_precision == 64)
+ *frt = (EXTRACTED64(frac, 1, 63) << 1) | frac64;
+ /*FPSCR[fprf] = undefined */
+ GOTO(Done);
+ /**/
+ LABEL(Infinity_Operand):
FPSCR_SET_FR(0);
FPSCR_SET_FI(0);
FPSCR_OR_VX(fpscr_vxcvi);
}
/* FPSCR[FPRF] = undefined */
}
- goto Done;
+ GOTO(Done);
/**/
- SNaN_Operand:
+ LABEL(SNaN_Operand):
FPSCR_SET_FR(0);
FPSCR_SET_FI(0);
FPSCR_OR_VX(fpscr_vxsnan | fpscr_vxcvi);
if (tgt_precision == 64) *frt = BIT64(0); /*0x8000_0000_0000_0000*/
/* FPSCR[fprf] = undefined */
}
- goto Done;
+ GOTO(Done);
/**/
- QNaN_Operand:
+ LABEL(QNaN_Operand):
FPSCR_SET_FR(0);
FPSCR_SET_FI(0);
FPSCR_OR_VX(fpscr_vxcvi);
if (tgt_precision == 64) *frt = BIT64(0);/*0x8000_0000_0000_0000*/
/* FPSCR[fprf] = undefined */
}
- goto Done;
+ GOTO(Done);
/**/
- Large_Operand:
+ LABEL(Large_Operand):
FPSCR_SET_FR(0);
FPSCR_SET_FI(0);
FPSCR_OR_VX(fpscr_vxcvi);
/* FPSCR[fprf] = undefined */
}
/**/
- Done:
+ LABEL(Done):;
# extract out raw fields of a FP number
: 0);
int::function::is_inf:unsigned64 frs, int single
int exp = biased_exp(frs, single);
- int frac = fraction(frs, single);
+ unsigned64 frac = fraction(frs, single);
return (exp == (single ? 255 : 2047) && frac == 0
? sign(frs)
: 0);
int::function::is_NaN:unsigned64 frs, int single
int exp = biased_exp(frs, single);
- int frac = fraction(frs, single);
+ unsigned64 frac = fraction(frs, single);
return (exp == (single ? 255 : 2047) && frac != 0
? sign(frs)
: 0);
return *(double*)fra > *(double*)frb;
int::function::is_equan_to:unsigned64 *fra, unsigned64 *frb
return *(double*)fra == *(double*)frb;
-
+
# which quiet nan should become the result
unsigned64::function::select_qnan:unsigned64 fra, unsigned64 frb, unsigned64 frc, int instruction_is_frsp, int generate_qnan, int single
else
error("select_qnan - default reached\n");
return frt;
-
+
# detect invalid operation
int::function::is_invalid_operation:cpu *processor, unsigned_word cia, unsigned64 fra, unsigned64 frb, fpscreg check, int single, int negate
return fail;
-
+
# handle case of invalid operation
}
else { /* arrith, frsp */
*frt = select_qnan(fra, frb, frc,
- instruction_is_frsp, 0/*generate*/, single);
+ instruction_is_frsp, 1/*generate*/, single);
FPSCR_SET_FR(0);
FPSCR_SET_FI(0);
FPSCR_SET_FPRF(fpscr_rf_quiet_nan);
+# detect divide by zero
+int::function::is_invalid_zero_divide:cpu *processor, unsigned_word cia, unsigned64 fra, unsigned64 frb, int single
+ int fail = 0;
+ if (is_zero (frb)) {
+ FPSCR_SET_ZX (1);
+ fail = 1;
+ }
+ return fail;
+
+
+
+
+# handle case of invalid operation
+void::function::invalid_zero_divide_operation:cpu *processor, unsigned_word cia, unsigned64 *frt, unsigned64 fra, unsigned64 frb, int single
+ if (FPSCR & fpscr_ze) {
+ /* zero-divide exception enabled */
+ /* FRT unchaged */
+ FPSCR_SET_FR(0);
+ FPSCR_SET_FI(0);
+ /* fpscr_FPRF unchanged */
+ }
+ else {
+ /* zero-divide exception disabled */
+ FPSCR_SET_FR(0);
+ FPSCR_SET_FI(0);
+ if ((sign (fra) < 0 && sign (frb) < 0)
+ || (sign (fra) > 0 && sign (frb) > 0)) {
+ *frt = MASK64 (1, 11); /* 0 : 2047 : 0..0 */
+ FPSCR_SET_FPRF(fpscr_rf_pos_infinity);
+ }
+ else {
+ *frt = MASK64 (0, 11); /* 1 : 2047 : 0..0 */
+ FPSCR_SET_FPRF(fpscr_rf_neg_infinity);
+ }
+ }
+
+
+
+
+
+#
+# 0.0.0.0 Illegal instruction used for kernel mode emulation
+#
+0.0,6./,11./,16./,21./,31.1:X:::instruction_call
+ if (!os_emul_instruction_call(processor, cia, real_addr(cia, 1)))
+ program_interrupt(processor, cia,
+ illegal_instruction_program_interrupt);
+
#
# I.2.4.1 Branch Instructions
#
-0.18,6.LI,30.AA,31.LK:I:t::Branch
+0.18,6.LI,30.AA,31.LK:I:::Branch
+*601: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+*603: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+*603e:PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+*604: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+ /* option_mpc860c0:
+ No problem here because this branch is predicted taken (unconditional). */
if (AA) NIA = IEA(EXTS(LI_0b00));
else NIA = IEA(CIA + EXTS(LI_0b00));
if (LK) LR = (spreg)CIA+4;
-0.16,6.BO,11.BI,16.BD,30.AA,31.LK:B:t::Branch Conditional
- int M, ctr_ok, cond_ok;
+ if (CURRENT_MODEL_ISSUE > 0)
+ model_branches(cpu_model(processor), 1, -1);
+
+0.16,6.BO,11.BI,16.BD,30.AA,31.LK:B:::Branch Conditional
+*601: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+*603: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+*603e:PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+*604: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+ int M, ctr_ok, cond_ok, succeed;
+ if (CURRENT_MODEL_ISSUE > 0 && ! BO{0})
+ model_wait_for_cr(cpu_model(processor), BIT32_BI);
if (is_64bit_implementation && is_64bit_mode) M = 0;
else M = 32;
if (!BO{2}) CTR = CTR - 1;
ctr_ok = BO{2} || ((MASKED(CTR, M, 63) != 0) != (BO{3}));
cond_ok = BO{0} || ((CR{BI}) == (BO{1}));
- if (ctr_ok && cond_ok)
+ if (ctr_ok && cond_ok) {
if (AA) NIA = IEA(EXTS(BD_0b00));
else NIA = IEA(CIA + EXTS(BD_0b00));
+ succeed = 1;
+ }
+ else
+ succeed = 0;
if (LK) LR = (spreg)IEA(CIA + 4);
-0.19,6.BO,11.BI,16./,21.16,31.LK:XL:t::Branch Conditional to Link Register
- int M, ctr_ok, cond_ok;
+ if (option_mpc860c0 && (!BO{0} || !BO{2}) && !BO{4}) {
+ /* This branch is predicted as "normal".
+ If this is a forward branch and it is near the end of a page,
+ we've detected a problematic branch. */
+ if (succeed && NIA > CIA) {
+ if (PAGE_SIZE - (CIA & (PAGE_SIZE-1)) <= option_mpc860c0)
+ program_interrupt(processor, cia, mpc860c0_instruction_program_interrupt);
+ }
+ }
+ if (CURRENT_MODEL_ISSUE > 0)
+ model_branches(cpu_model(processor), succeed, BO);
+ if (! BO{0}) {
+ int reverse;
+ if (BO{4}) { /* branch prediction bit set, reverse sense of test */
+ reverse = EXTS(BD_0b00) < 0;
+ } else { /* branch prediction bit not set */
+ reverse = EXTS(BD_0b00) >= 0;
+ }
+ if (CURRENT_MODEL_ISSUE > 0)
+ model_branch_predict(cpu_model(processor), reverse ? !succeed : succeed);
+ }
+
+0.19,6.BO,11.BI,16./,21.16,31.LK:XL:::Branch Conditional to Link Register
+*601: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+*603: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+*603e:PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+*604: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+ int M, ctr_ok, cond_ok, succeed;
if (is_64bit_implementation && is_64bit_mode) M = 0;
else M = 32;
+ if (CURRENT_MODEL_ISSUE > 0 && ! BO{0})
+ model_wait_for_cr(cpu_model(processor), BIT32_BI);
if (!BO{2}) CTR = CTR - 1;
ctr_ok = BO{2} || ((MASKED(CTR, M, 63) != 0) != BO{3});
cond_ok = BO{0} || (CR{BI} == BO{1});
- if (ctr_ok && cond_ok) NIA = IEA(LR_0b00);
+ if (ctr_ok && cond_ok) {
+ NIA = IEA(LR_0b00);
+ succeed = 1;
+ }
+ else
+ succeed = 0;
if (LK) LR = (spreg)IEA(CIA + 4);
-0.19,6.BO,11.BI,16./,21.528,31.LK:XL:t::Branch Conditional to Count Register
- int cond_ok;
+ if (option_mpc860c0 && (!BO{0} || !BO{2}) && !BO{4}) {
+ /* This branch is predicted as not-taken.
+ If this is a forward branch and it is near the end of a page,
+ we've detected a problematic branch. */
+ if (succeed && NIA > CIA) {
+ if (PAGE_SIZE - (CIA & (PAGE_SIZE-1)) <= option_mpc860c0)
+ program_interrupt(processor, cia, mpc860c0_instruction_program_interrupt);
+ }
+ }
+ if (CURRENT_MODEL_ISSUE > 0) {
+ model_branches(cpu_model(processor), succeed, BO);
+ if (! BO{0})
+ model_branch_predict(cpu_model(processor), BO{4} ? !succeed : succeed);
+ }
+
+0.19,6.BO,11.BI,16./,21.528,31.LK:XL:::Branch Conditional to Count Register
+*601: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+*603: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+*603e:PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+*604: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
+ int cond_ok, succeed;
+ if (CURRENT_MODEL_ISSUE > 0 && ! BO{0})
+ model_wait_for_cr(cpu_model(processor), BIT32_BI);
cond_ok = BO{0} || (CR{BI} == BO{1});
- if (cond_ok) NIA = IEA(CTR_0b00);
+ if (cond_ok) {
+ NIA = IEA(CTR_0b00);
+ succeed = 1;
+ }
+ else
+ succeed = 0;
if (LK) LR = (spreg)IEA(CIA + 4);
+ if (option_mpc860c0 && (!BO{0} || !BO{2}) && !BO{4}) {
+ /* This branch is predicted as not-taken.
+ If this is a forward branch and it is near the end of a page,
+ we've detected a problematic branch. */
+ if (succeed && NIA > CIA) {
+ if (PAGE_SIZE - (CIA & (PAGE_SIZE-1)) <= option_mpc860c0)
+ program_interrupt(processor, cia, mpc860c0_instruction_program_interrupt);
+ }
+ }
+ if (CURRENT_MODEL_ISSUE > 0) {
+ model_branches(cpu_model(processor), succeed, BO);
+ if (! BO{0})
+ model_branch_predict(cpu_model(processor), BO{4} ? !succeed : succeed);
+ }
#
# I.2.4.2 System Call Instruction
#
-0.17,6./,11./,16./,30.1,31./:SC:t::System Call
+0.17,6./,11./,16./,30.1,31./:SC:::System Call
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 3, 3, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 3, 3, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
+ if (CURRENT_MODEL_ISSUE > 0)
+ model_serialize(MY_INDEX, cpu_model(processor));
system_call_interrupt(processor, cia);
#
# I.2.4.3 Condition Register Logical Instructions
#
0.19,6.BT,11.BA,16.BB,21.257,31./:XL::crand:Condition Register AND
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
BLIT32(CR, BT, CR{BA} && CR{BB});
+ PPC_INSN_CR(BT_BITMASK, BA_BITMASK | BB_BITMASK);
+
0.19,6.BT,11.BA,16.BB,21.449,31./:XL::cror:Condition Register OR
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
BLIT32(CR, BT, CR{BA} || CR{BB});
+ PPC_INSN_CR(BT_BITMASK, BA_BITMASK | BB_BITMASK);
+
0.19,6.BT,11.BA,16.BB,21.193,31./:XL::crxor:Condition Register XOR
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
BLIT32(CR, BT, CR{BA} != CR{BB});
+ PPC_INSN_CR(BT_BITMASK, BA_BITMASK | BB_BITMASK);
+
0.19,6.BT,11.BA,16.BB,21.225,31./:XL::crnand:Condition Register NAND
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
BLIT32(CR, BT, !(CR{BA} && CR{BB}));
+ PPC_INSN_CR(BT_BITMASK, BA_BITMASK | BB_BITMASK);
+
0.19,6.BT,11.BA,16.BB,21.33,31./:XL::crnor:Condition Register NOR
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
BLIT32(CR, BT, !(CR{BA} || CR{BB}));
+ PPC_INSN_CR(BT_BITMASK, BA_BITMASK | BB_BITMASK);
+
0.19,6.BT,11.BA,16.BB,21.289,31./:XL::creqv:Condition Register Equivalent
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
BLIT32(CR, BT, CR{BA} == CR{BB});
+ PPC_INSN_CR(BT_BITMASK, BA_BITMASK | BB_BITMASK);
+
0.19,6.BT,11.BA,16.BB,21.129,31./:XL::crandc:Condition Register AND with Complement
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
BLIT32(CR, BT, CR{BA} && !CR{BB});
+ PPC_INSN_CR(BT_BITMASK, BA_BITMASK | BB_BITMASK);
+
0.19,6.BT,11.BA,16.BB,21.417,31./:XL::crorc:Condition Register OR with Complement
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
BLIT32(CR, BT, CR{BA} || !CR{BB});
+ PPC_INSN_CR(BT_BITMASK, BA_BITMASK | BB_BITMASK);
#
# I.2.4.4 Condition Register Field Instruction
#
0.19,6.BF,9./,11.BFA,14./,16./,21.0,31./:XL:::Move Condition Register Field
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 1, 0
MBLIT32(CR, 4*BF, 4*BF+3, EXTRACTED32(CR, 4*BFA, 4*BFA+3));
+ PPC_INSN_CR(BF_BITMASK, 1 << BFA);
#
#
0.34,6.RT,11.RA,16.D:D:::Load Byte and Zero
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + EXTS(D);
*rT = MEM(unsigned, EA, 1);
+ PPC_INSN_INT(RT_BITMASK, (RA_BITMASK & ~1), 0);
+
+
0.31,6.RT,11.RA,16.RB,21.87,31./:X:::Load Byte and Zero Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + *rB;
*rT = MEM(unsigned, EA, 1);
+ PPC_INSN_INT(RT_BITMASK, (RA_BITMASK & ~1) | RB_BITMASK, 0);
+
0.35,6.RT,11.RA,16.D:D:::Load Byte and Zero with Update
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word EA;
- if (RA == 0 || RA == RT)
+ if (RA_is_0 || RA == RT)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + EXTS(D);
*rT = MEM(unsigned, EA, 1);
*rA = EA;
+ PPC_INSN_INT(RT_BITMASK | RA_BITMASK, RA_BITMASK, 0);
+
0.31,6.RT,11.RA,16.RB,21.119,31./:X:::Load Byte and Zero with Update Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word EA;
- if (RA == 0 || RA == RT)
+ if (RA_is_0 || RA == RT)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + *rB;
*rT = MEM(unsigned, EA, 1);
*rA = EA;
+ PPC_INSN_INT(RT_BITMASK | RA_BITMASK, RA_BITMASK | RB_BITMASK, 0);
0.40,6.RT,11.RA,16.D:D:::Load Halfword and Zero
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + EXTS(D);
*rT = MEM(unsigned, EA, 2);
+ PPC_INSN_INT(RT_BITMASK, (RA_BITMASK & ~1), 0);
+
0.31,6.RT,11.RA,16.RB,21.279,31./:X:::Load Halfword and Zero Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + *rB;
*rT = MEM(unsigned, EA, 2);
+ PPC_INSN_INT(RT_BITMASK, (RA_BITMASK & ~1) | RB_BITMASK, 0);
+
0.41,6.RT,11.RA,16.D:D:::Load Halfword and Zero with Update
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word EA;
- if (RA == 0 || RA == RT)
+ if (RA_is_0 || RA == RT)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + EXTS(D);
*rT = MEM(unsigned, EA, 2);
*rA = EA;
+ PPC_INSN_INT(RT_BITMASK | RA_BITMASK, RA_BITMASK, 0);
+
0.31,6.RT,11.RA,16.RB,21.311,31./:X:::Load Halfword and Zero with Update Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word EA;
- if (RA == 0 || RA == RT)
+ if (RA_is_0 || RA == RT)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + *rB;
*rT = MEM(unsigned, EA, 2);
*rA = EA;
+ PPC_INSN_INT(RT_BITMASK | RA_BITMASK, RA_BITMASK | RB_BITMASK, 0);
0.42,6.RT,11.RA,16.D:D:::Load Halfword Algebraic
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + EXTS(D);
*rT = MEM(signed, EA, 2);
+ PPC_INSN_INT(RT_BITMASK, (RA_BITMASK & ~1), 0);
+
0.31,6.RT,11.RA,16.RB,21.343,31./:X:::Load Halfword Algebraic Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + *rB;
*rT = MEM(signed, EA, 2);
+ PPC_INSN_INT(RT_BITMASK, (RA_BITMASK & ~1) | RB_BITMASK, 0);
+
0.43,6.RT,11.RA,16.D:D:::Load Halfword Algebraic with Update
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word EA;
- if (RA == 0 || RA == RT)
+ if (RA_is_0 || RA == RT)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + EXTS(D);
*rT = MEM(signed, EA, 2);
+ *rA = EA;
+ PPC_INSN_INT(RT_BITMASK | RA_BITMASK, RA_BITMASK, 0);
+
0.31,6.RT,11.RA,16.RB,21.375,31./:X:::Load Halfword Algebraic with Update Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word EA;
- if (RA == 0 || RA == RT)
+ if (RA_is_0 || RA == RT)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + *rB;
*rT = MEM(signed, EA, 2);
*rA = EA;
+ PPC_INSN_INT(RT_BITMASK | RA_BITMASK, RA_BITMASK | RB_BITMASK, 0);
0.32,6.RT,11.RA,16.D:D:::Load Word and Zero
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + EXTS(D);
*rT = MEM(unsigned, EA, 4);
+ PPC_INSN_INT(RT_BITMASK, (RA_BITMASK & ~1), 0);
+
0.31,6.RT,11.RA,16.RB,21.23,31./:X:::Load Word and Zero Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + *rB;
*rT = MEM(unsigned, EA, 4);
+ PPC_INSN_INT(RT_BITMASK, (RA_BITMASK & ~1) | RB_BITMASK, 0);
+
0.33,6.RT,11.RA,16.D:D:::Load Word and Zero with Update
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word EA;
- if (RA == 0 || RA == RT)
+ if (RA_is_0 || RA == RT)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + EXTS(D);
*rT = MEM(unsigned, EA, 4);
*rA = EA;
+ PPC_INSN_INT(RT_BITMASK | RA_BITMASK, RA_BITMASK, 0);
+
0.31,6.RT,11.RA,16.RB,21.55,31./:X:::Load Word and Zero with Update Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
unsigned_word EA;
- if (RA == 0 || RA == RT)
+ if (RA_is_0 || RA == RT)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + *rB;
*rT = MEM(unsigned, EA, 4);
*rA = EA;
+ PPC_INSN_INT(RT_BITMASK | RA_BITMASK, RA_BITMASK | RB_BITMASK, 0);
0.58,6.RT,11.RA,16.DS,30.2:DS:64::Load Word Algebraic
# unsigned_word b;
# unsigned_word EA;
-# if (RA == 0) b = 0;
+# if (RA_is_0) b = 0;
# else b = *rA;
# EA = b + EXTS(DS_0b00);
# *rT = MEM(signed, EA, 4);
+
0.31,6.RT,11.RA,16.RB,21.341,31./:X:64::Load Word Algebraic Indexed
# unsigned_word b;
# unsigned_word EA;
-# if (RA == 0) b = 0;
+# if (RA_is_0) b = 0;
# else b = *rA;
# EA = b + *rB;;
# *rT = MEM(signed, EA, 4);
+
0.31,6.RT,11.RA,16.RB,21.373,31./:X:64::Load Word Algebraic with Update Indexed
# unsigned_word EA;
-# if (RA == 0 || RA == RT)
+# if (RA_is_0 || RA == RT)
# program_interrupt(processor, cia
# illegal_instruction_program_interrupt);
# EA = *rA + *rB;
0.58,6.RT,11.RA,16.DS,30.0:DS:64::Load Doubleword
# unsigned_word b;
# unsigned_word EA;
-# if (RA == 0) b = 0;
+# if (RA_is_0) b = 0;
# else b = *rA;
# EA = b + EXTS(DS_0b00);
# *rT = MEM(unsigned, EA, 8);
+
0.31,6.RT,11.RA,16.RB,21.21,31./:X:64::Load Doubleword Indexed
# unsigned_word b;
# unsigned_word EA;
-# if (RA == 0) b = 0;
+# if (RA_is_0) b = 0;
# else b = *rA;
# EA = b + *rB;
# *rT = MEM(unsigned, EA, 8);
+
0.58,6.RT,11.RA,16.DS,30.1:DS:64::Load Doubleword with Update
# unsigned_word EA;
-# if (RA == 0 || RA == RT)
+# if (RA_is_0 || RA == RT)
# program_interrupt(processor, cia
# illegal_instruction_program_interrupt);
# EA = *rA + EXTS(DS_0b00);
# *rT = MEM(unsigned, EA, 8);
# *rA = EA;
+
0.31,6.RT,11.RA,16.RB,21.53,31./:DS:64::Load Doubleword with Update Indexed
# unsigned_word EA;
-# if (RA == 0 || RA == RT)
+# if (RA_is_0 || RA == RT)
# program_interrupt(processor, cia
# illegal_instruction_program_interrupt);
# EA = *rA + *rB;
#
0.38,6.RS,11.RA,16.D:D:::Store Byte
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + EXTS(D);
STORE(EA, 1, *rS);
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RS_BITMASK, 0);
+
0.31,6.RS,11.RA,16.RB,21.215,31./:X:::Store Byte Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + *rB;
STORE(EA, 1, *rS);
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RB_BITMASK | RS_BITMASK, 0);
+
0.39,6.RS,11.RA,16.D:D:::Store Byte with Update
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word EA;
- if (RA == 0)
+ if (RA_is_0)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + EXTS(D);
STORE(EA, 1, *rS);
*rA = EA;
+ PPC_INSN_INT(RA_BITMASK, RA_BITMASK | RS_BITMASK, 0);
+
0.31,6.RS,11.RA,16.RB,21.247,31./:X:::Store Byte with Update Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word EA;
- if (RA == 0)
+ if (RA_is_0)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + *rB;
STORE(EA, 1, *rS);
*rA = EA;
+ PPC_INSN_INT(RA_BITMASK, RA_BITMASK | RB_BITMASK | RS_BITMASK, 0);
0.44,6.RS,11.RA,16.D:D:::Store Half Word
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + EXTS(D);
STORE(EA, 2, *rS);
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RS_BITMASK, 0);
+
0.31,6.RS,11.RA,16.RB,21.407,31./:X:::Store Half Word Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + *rB;
STORE(EA, 2, *rS);
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RB_BITMASK | RS_BITMASK, 0);
+
0.45,6.RS,11.RA,16.D:D:::Store Half Word with Update
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word EA;
- if (RA == 0)
+ if (RA_is_0)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + EXTS(D);
STORE(EA, 2, *rS);
*rA = EA;
+ PPC_INSN_INT(RA_BITMASK, RA_BITMASK | RS_BITMASK, 0);
+
0.31,6.RS,11.RA,16.RB,21.439,31./:X:::Store Half Word with Update Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word EA;
- if (RA == 0)
+ if (RA_is_0)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + *rB;
STORE(EA, 2, *rS);
*rA = EA;
+ PPC_INSN_INT(RA_BITMASK, RA_BITMASK | RB_BITMASK | RS_BITMASK, 0);
0.36,6.RS,11.RA,16.D:D:::Store Word
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + EXTS(D);
STORE(EA, 4, *rS);
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RS_BITMASK, 0);
+
0.31,6.RS,11.RA,16.RB,21.151,31./:X:::Store Word Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + *rB;
STORE(EA, 4, *rS);
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RB_BITMASK | RS_BITMASK, 0);
+
0.37,6.RS,11.RA,16.D:D:::Store Word with Update
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word EA;
- if (RA == 0)
+ if (RA_is_0)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + EXTS(D);
STORE(EA, 4, *rS);
*rA = EA;
+ PPC_INSN_INT(RA_BITMASK, RA_BITMASK | RS_BITMASK, 0);
+
0.31,6.RS,11.RA,16.RB,21.183,31./:X:::Store Word with Update Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word EA;
- if (RA == 0)
+ if (RA_is_0)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + *rB;
STORE(EA, 4, *rS);
*rA = EA;
+ PPC_INSN_INT(RA_BITMASK, RA_BITMASK | RB_BITMASK | RS_BITMASK, 0);
0.62,6.RS,11.RA,16.DS,30.0:DS:64::Store Doubleword
# unsigned_word b;
# unsigned_word EA;
-# if (RA == 0) b = 0;
+# if (RA_is_0) b = 0;
# else b = *rA;
# EA = b + EXTS(DS_0b00);
# STORE(EA, 8, *rS);
0.31,6.RS,11.RA,16.RB,21.149,31./:X:64::Store Doubleword Indexed
# unsigned_word b;
# unsigned_word EA;
-# if (RA == 0) b = 0;
+# if (RA_is_0) b = 0;
# else b = *rA;
# EA = b + *rB;
# STORE(EA, 8, *rS);
0.62,6.RS,11.RA,16.DS,30.1:DS:64::Store Doubleword with Update
# unsigned_word EA;
-# if (RA == 0)
+# if (RA_is_0)
# program_interrupt(processor, cia
# illegal_instruction_program_interrupt);
# EA = *rA + EXTS(DS_0b00);
# *rA = EA;
0.31,6.RS,11.RA,16.RB,21.181,31./:X:64::Store Doubleword with Update Indexed
# unsigned_word EA;
-# if (RA == 0)
+# if (RA_is_0)
# program_interrupt(processor, cia
# illegal_instruction_program_interrupt);
# EA = *rA + *rB;
#
0.31,6.RT,11.RA,16.RB,21.790,31./:X:::Load Halfword Byte-Reverse Indexed
-# unsigned_word b;
-# unsigned_word EA;
-# if (RA == 0) b = 0;
-# else b = *rA;
-# EA = b + *rB;
-# *rT = SWAP2(MEM(unsigned, EA, 2));
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
+ unsigned_word b;
+ unsigned_word EA;
+ if (RA_is_0) b = 0;
+ else b = *rA;
+ EA = b + *rB;
+ *rT = SWAP_2(MEM(unsigned, EA, 2));
+ PPC_INSN_INT(RT_BITMASK, (RA_BITMASK & ~1) | RB_BITMASK, 0);
+
0.31,6.RT,11.RA,16.RB,21.534,31./:X:::Load Word Byte-Reverse Indexed
-# unsigned_word b;
-# unsigned_word EA;
-# if (RA == 0) b = 0;
-# else b = *rA;
-# EA = b + *rB;
-# *rT = SWAP4(MEM(unsigned, EA, 4));
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
+ unsigned_word b;
+ unsigned_word EA;
+ if (RA_is_0) b = 0;
+ else b = *rA;
+ EA = b + *rB;
+ *rT = SWAP_4(MEM(unsigned, EA, 4));
+ PPC_INSN_INT(RT_BITMASK, (RA_BITMASK & ~1) | RB_BITMASK, 0);
0.31,6.RS,11.RA,16.RB,21.918,31./:X:::Store Half Word Byte-Reversed Indexed
-# unsigned_word b;
-# unsigned_word EA;
-# if (RA == 0) b = 0;
-# else b = *rA;
-# EA = b + *rB;
-# STORE(EA, 2, SWAP2(*rS));
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
+ unsigned_word b;
+ unsigned_word EA;
+ if (RA_is_0) b = 0;
+ else b = *rA;
+ EA = b + *rB;
+ STORE(EA, 2, SWAP_2(*rS));
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RB_BITMASK | RS_BITMASK, 0);
+
0.31,6.RS,11.RA,16.RB,21.662,31./:X:::Store Word Byte-Reversed Indexed
-# unsigned_word b;
-# unsigned_word EA;
-# if (RA == 0) b = 0;
-# else b = *rA;
-# EA = b + *rB;
-# STORE(EA, 4, SWAP4(*rS));
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
+ unsigned_word b;
+ unsigned_word EA;
+ if (RA_is_0) b = 0;
+ else b = *rA;
+ EA = b + *rB;
+ STORE(EA, 4, SWAP_4(*rS));
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RB_BITMASK | RS_BITMASK, 0);
#
# I.3.3.5 Fixed-Point Load and Store Multiple Instrctions
#
-0.46,6.RT,11.RA,16.D:D:be::Load Multiple Word
-0.47,6.RS,11.RA,16.D:D:be::Store Multiple Word
+0.46,6.RT,11.RA,16.D:D:::Load Multiple Word
+ unsigned_word EA;
+ unsigned_word b;
+ int r;
+ if (RA_is_0) b = 0;
+ else b = *rA;
+ EA = b + EXTS(D);
+ r = RT;
+ if (RA >= r)
+ program_interrupt(processor, cia,
+ illegal_instruction_program_interrupt);
+ if (CURRENT_ALIGNMENT == STRICT_ALIGNMENT || (EA % 4 != 0))
+ alignment_interrupt(processor, cia, EA);
+ while (r <= 31) {
+ GPR(r) = MEM(unsigned, EA, 4);
+ r = r + 1;
+ EA = EA + 4;
+ }
+
+0.47,6.RS,11.RA,16.D:D:::Store Multiple Word
+ unsigned_word EA;
+ unsigned_word b;
+ int r;
+ if (RA_is_0) b = 0;
+ else b = *rA;
+ EA = b + EXTS(D);
+ if (CURRENT_ALIGNMENT == STRICT_ALIGNMENT
+ || (EA % 4 != 0))
+ alignment_interrupt(processor, cia, EA);
+ r = RS;
+ while (r <= 31) {
+ STORE(EA, 4, GPR(r));
+ r = r + 1;
+ EA = EA + 4;
+ }
#
# I.3.3.6 Fixed-Point Move Assist Instructions
#
-0.31,6.RT,11.RA,16.NB,21.597,31./:X:be::Load String Word Immediate
-0.31,6.RT,11.RA,16.RB,21.533,31./:X:be::Load String Word Indexed
+0.31,6.RT,11.RA,16.NB,21.597,31./:X:::Load String Word Immediate
+ unsigned_word EA;
+ int n;
+ int r;
+ int i;
+ int nr;
+ if (RA_is_0) EA = 0;
+ else EA = *rA;
+ if (NB == 0) n = 32;
+ else n = NB;
+ r = RT - 1;
+ i = 32;
+ nr = (n + 3) / 4;
+ if ((RT + nr >= 32)
+ ? (RA >= RT || RA < (RT + nr) % 32)
+ : (RA >= RT && RA < RT + nr))
+ program_interrupt(processor, cia,
+ illegal_instruction_program_interrupt);
+ if (CURRENT_ALIGNMENT == STRICT_ALIGNMENT)
+ alignment_interrupt(processor, cia, EA);
+ while (n > 0) {
+ if (i == 32) {
+ r = (r + 1) % 32;
+ GPR(r) = 0;
+ }
+ GPR(r) |= INSERTED(MEM(unsigned, EA, 1), i, i+7);
+ i = i + 8;
+ if (i == 64) i = 32;
+ EA = EA + 1;
+ n = n - 1;
+ }
+
+0.31,6.RT,11.RA,16.RB,21.533,31./:X:::Load String Word Indexed
+ unsigned_word EA;
+ unsigned_word b;
+ int n;
+ int r;
+ int i;
+ int nr;
+ if (RA_is_0) b = 0;
+ else b = *rA;
+ EA = b + *rB;
+ n = EXTRACTED32(XER, 25, 31);
+ r = RT - 1;
+ i = 32;
+ nr = (n + 3) / 4;
+ if (((RT + nr >= 32)
+ ? ((RA >= RT || RA < (RT + nr) % 32)
+ || (RB >= RT || RB < (RT + nr) % 32))
+ : ((RA >= RT && RA < RT + nr)
+ || (RB >= RT && RB < RT + nr)))
+ || (RT == RA || RT == RB))
+ program_interrupt(processor, cia,
+ illegal_instruction_program_interrupt);
+ if (CURRENT_ALIGNMENT == STRICT_ALIGNMENT)
+ alignment_interrupt(processor, cia, EA);
+ while (n > 0) {
+ if (i == 32) {
+ r = (r + 1) % 32;
+ GPR(r) = 0;
+ }
+ GPR(r) |= INSERTED(MEM(unsigned, EA, 1), i, i+7);
+ i = i + 8;
+ if (i == 64) i = 32;
+ EA = EA + 1;
+ n = n - 1;
+ }
+
+0.31,6.RS,11.RA,16.NB,21.725,31./:X:::Store String Word Immedate
+ unsigned_word EA;
+ int n;
+ int r;
+ int i;
+ if (RA_is_0) EA = 0;
+ else EA = *rA;
+ if (NB == 0) n = 32;
+ else n = NB;
+ r = RS - 1;
+ i = 32;
+ if (CURRENT_ALIGNMENT == STRICT_ALIGNMENT)
+ alignment_interrupt(processor, cia, EA);
+ while (n > 0) {
+ if (i == 32) r = (r + 1) % 32;
+ STORE(EA, 1, EXTRACTED(GPR(r), i, i+7));
+ i = i + 8;
+ if (i == 64) i = 32;
+ EA = EA + 1;
+ n = n - 1;
+ }
-0.31,6.RS,11.RA,16.NB,21.725,31./:X:be::Store String Word Immedate
-0.31,6.RS,11.RA,16.RB,21.661,31./:X:be::Store String Word Indexed
+0.31,6.RS,11.RA,16.RB,21.661,31./:X:::Store String Word Indexed
+ unsigned_word EA;
+ unsigned_word b;
+ int n;
+ int r;
+ int i;
+ if (RA_is_0) b = 0;
+ else b = *rA;
+ EA = b + *rB;
+ if (CURRENT_ALIGNMENT == STRICT_ALIGNMENT)
+ alignment_interrupt(processor, cia, EA);
+ n = EXTRACTED32(XER, 25, 31);
+ r = RS - 1;
+ i = 32;
+ while (n > 0) {
+ if (i == 32) r = (r + 1) % 32;
+ STORE(EA, 1, EXTRACTED(GPR(r), i, i+7));
+ i = i + 8;
+ if (i == 64) i = 32;
+ EA = EA + 1;
+ n = n - 1;
+ }
#
# a store, the memory area is checked to see if it has
# been changed.
0.31,6.RT,11.RA,16.RB,21.20,31./:X:::Load Word And Reserve Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 2, 2, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_IU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_IU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + *rB;
RESERVE = 1;
RESERVE_ADDR = real_addr(EA, 1/*is-read?*/);
RESERVE_DATA = MEM(unsigned, EA, 4);
*rT = RESERVE_DATA;
+ PPC_INSN_INT(RT_BITMASK, (RA_BITMASK & ~1) | RB_BITMASK, 0);
+
0.31,6.RT,11.RA,16.RB,21.84,31./:X:64::Load Doubleword And Reserve Indexed
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + *rB;
RESERVE = 1;
RESERVE_ADDR = real_addr(EA, 1/*is-read?*/);
RESERVE_DATA = MEM(unsigned, EA, 8);
*rT = RESERVE_DATA;
+ PPC_INSN_INT(RT_BITMASK, (RA_BITMASK & ~1) | RB_BITMASK, 0);
0.31,6.RS,11.RA,16.RB,21.150,31.1:X:::Store Word Conditional Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 8, 8, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 8, 8, 0
+*604: PPC_UNIT_BPU, PPC_UNIT_BPU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + *rB;
if (RESERVE) {
else {
CR_SET_XER_SO(0, 0);
}
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RB_BITMASK | RS_BITMASK, 1/*Rc*/);
+
0.31,6.RS,11.RA,16.RB,21.214,31.1:X:64::Store Doubleword Conditional Indexed
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + *rB;
if (RESERVE) {
else {
CR_SET_XER_SO(0, 0);
}
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RB_BITMASK | RS_BITMASK, 1/*Rc*/);
-0.31,6./,11./,16./,21.598,31./:X::sync:Synchronize
+0.31,6./,9.L,11./,16./,21.598,31./:X::sync:Synchronize
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 1, 0
/* do nothing */
# I.3.3.9 Fixed-Point Arithmetic Instructions
#
-0.14,6.RT,11.RA,16.SI:D:T::Add Immediate
- if (RA_is_0) *rT = EXTS(SI);
- else *rT = *rA + EXTS(SI);
+0.14,6.RT,11.RA,16.SI:D:::Add Immediate
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
+ if (RA_is_0) *rT = EXTS(SI);
+ else *rT = *rA + EXTS(SI);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rT, (long)*rT));
+ PPC_INSN_INT(RT_BITMASK, (RA_BITMASK & ~1), 0);
+
0.15,6.RT,11.RA,16.SI:D:::Add Immediate Shifted
- if (RA_is_0) *rT = EXTS(SI) << 16;
- else *rT = *rA + (EXTS(SI) << 16);
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
+ if (RA_is_0) *rT = EXTS(SI) << 16;
+ else *rT = *rA + (EXTS(SI) << 16);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rT, (long)*rT));
+ PPC_INSN_INT(RT_BITMASK, (RA_BITMASK & ~1), 0);
+
0.31,6.RT,11.RA,16.RB,21.OE,22.266,31.Rc:XO:::Add
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
ALU_BEGIN(*rA);
ALU_ADD(*rB);
ALU_END(*rT, 0/*CA*/, OE, Rc);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RT,11.RA,16.RB,21.OE,22.40,31.Rc:XO:::Subtract From
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
ALU_BEGIN(*rA);
ALU_NOT;
ALU_ADD(*rB);
ALU_ADD(1);
ALU_END(*rT, 0/*CA*/, OE, Rc);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK | RB_BITMASK, Rc);
+
0.12,6.RT,11.RA,16.SI:D:::Add Immediate Carrying
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
ALU_BEGIN(*rA);
ALU_ADD(EXTS(SI));
ALU_END(*rT, 1/*CA*/, 0/*OE*/, 0/*Rc*/);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK, 0/*Rc*/);
+
0.13,6.RT,11.RA,16.SI:D:::Add Immediate Carrying and Record
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
ALU_BEGIN(*rA);
ALU_ADD(EXTS(SI));
ALU_END(*rT, 1/*CA*/, 0/*OE*/, 1/*Rc*/);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK, 1/*Rc*/);
+
0.8,6.RT,11.RA,16.SI:D:::Subtract From Immediate Carrying
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
ALU_BEGIN(*rA);
ALU_NOT;
ALU_ADD(EXTS(SI));
ALU_ADD(1);
ALU_END(*rT, 1/*CA*/, 0/*OE*/, 0/*Rc*/);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK, 0/*Rc*/);
+
0.31,6.RT,11.RA,16.RB,21.OE,22.10,31.Rc:XO:::Add Carrying
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
ALU_BEGIN(*rA);
ALU_ADD(*rB);
ALU_END(*rT, 1/*CA*/, OE, Rc);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RT,11.RA,16.RB,21.OE,22.8,31.Rc:XO:::Subtract From Carrying
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
/* RT <- ~RA + RB + 1 === RT <- RB - RA */
ALU_BEGIN(*rA);
ALU_NOT;
ALU_ADD(*rB);
ALU_ADD(1);
ALU_END(*rT, 1/*CA*/, OE, Rc);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RT,11.RA,16.RB,21.OE,22.138,31.Rc:XO:::Add Extended
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
ALU_BEGIN(*rA);
ALU_ADD(*rB);
ALU_ADD_CA;
ALU_END(*rT, 1/*CA*/, OE, Rc);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RT,11.RA,16.RB,21.OE,22.136,31.Rc:XO:::Subtract From Extended
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
ALU_BEGIN(*rA);
ALU_NOT;
ALU_ADD(*rB);
ALU_ADD_CA;
ALU_END(*rT, 1/*CA*/, OE, Rc);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RT,11.RA,16./,21.OE,22.234,31.Rc:XO:::Add to Minus One Extended
-# ALU_BEGIN(*rA);
-# ALU_ADD_CA;
-# ALU_SUB(1);
-# ALU_END(*rT, 1/*CA*/, OE, Rc);
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
+ ALU_BEGIN(*rA);
+ ALU_ADD_CA;
+ ALU_ADD(-1);
+ ALU_END(*rT, 1/*CA*/, OE, Rc);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK, Rc);
+
0.31,6.RT,11.RA,16./,21.OE,22.232,31.Rc:XO:::Subtract From Minus One Extended
-# ALU_BEGIN(*rA);
-# ALU_NOT;
-# ALU_ADD_CA;
-# ALU_SUB(1);
-# ALU_END(*rT, 1/*CA*/, OE, Rc);
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
+ ALU_BEGIN(*rA);
+ ALU_NOT;
+ ALU_ADD_CA;
+ ALU_ADD(-1);
+ ALU_END(*rT, 1/*CA*/, OE, Rc);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK, Rc);
+
0.31,6.RT,11.RA,16./,21.OE,22.202,31.Rc:XO::addze:Add to Zero Extended
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
ALU_BEGIN(*rA);
ALU_ADD_CA;
ALU_END(*rT, 1/*CA*/, OE, Rc);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK, Rc);
+
0.31,6.RT,11.RA,16./,21.OE,22.200,31.Rc:XO:::Subtract from Zero Extended
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
ALU_BEGIN(*rA);
ALU_NOT;
ALU_ADD_CA;
ALU_END(*rT, 1/*CA*/, OE, Rc);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK, Rc);
+
0.31,6.RT,11.RA,16./,21.OE,22.104,31.Rc:XO:::Negate
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
ALU_BEGIN(*rA);
ALU_NOT;
ALU_ADD(1);
ALU_END(*rT,0/*CA*/,OE,Rc);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK, Rc);
+
0.7,6.RT,11.RA,16.SI:D::mulli:Multiply Low Immediate
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 5, 5, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 3, 3, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 3, 3, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 3, 3, 0
signed_word prod = *rA * EXTS(SI);
*rT = prod;
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK, 0/*Rc*/);
+
0.31,6.RT,11.RA,16.RB,21.OE,22.233,31.Rc:D:64::Multiply Low Doubleword
+
0.31,6.RT,11.RA,16.RB,21.OE,22.235,31.Rc:XO::mullw:Multiply Low Word
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 5, 5, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 5, 5, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 5, 5, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 4, 4, 0
signed64 a = (signed32)(*rA);
signed64 b = (signed32)(*rB);
signed64 prod = a * b;
if (t != prod && OE)
XER |= (xer_overflow | xer_summary_overflow);
CR0_COMPARE(t, 0, Rc);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RT,11.RA,16.RB,21./,22.73,31.Rc:XO:64::Multiply High Doubleword
+
0.31,6.RT,11.RA,16.RB,21./,22.75,31.Rc:XO::mulhw:Multiply High Word
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 5, 5, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 5, 5, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 5, 5, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 4, 4, 0
signed64 a = (signed32)(*rA);
signed64 b = (signed32)(*rB);
signed64 prod = a * b;
signed_word t = EXTRACTED64(prod, 0, 31);
*rT = t;
CR0_COMPARE(t, 0, Rc);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RT,11.RA,16.RB,21./,22.9,31.Rc:XO:64::Multiply High Doubleword Unsigned
-0.31,6.RT,11.RA,16.RB,21./,22.11,31.Rc:XO::milhwu:Multiply High Word Unsigned
+
+0.31,6.RT,11.RA,16.RB,21./,22.11,31.Rc:XO::mulhwu:Multiply High Word Unsigned
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 10, 10, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 6, 6, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 6, 6, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 4, 4, 0
unsigned64 a = (unsigned32)(*rA);
unsigned64 b = (unsigned32)(*rB);
unsigned64 prod = a * b;
signed_word t = EXTRACTED64(prod, 0, 31);
*rT = t;
CR0_COMPARE(t, 0, Rc);
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RT,11.RA,16.RB,21.OE,22.489,31.Rc:XO:64::Divide Doubleword
+
0.31,6.RT,11.RA,16.RB,21.OE,22.491,31.Rc:XO::divw:Divide Word
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 36, 36, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 37, 37, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 37, 37, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 20, 20, 0
signed64 dividend = (signed32)(*rA);
signed64 divisor = (signed32)(*rB);
if (divisor == 0 /* nb 0x8000..0 is sign extended */
*rT = quotent;
CR0_COMPARE((signed_word)quotent, 0, Rc);
}
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RT,11.RA,16.RB,21.OE,22.457,31.Rc:XO:64::Divide Doubleword Unsigned
+
0.31,6.RT,11.RA,16.RB,21.OE,22.459,31.Rc:XO::divwu:Divide Word Unsigned
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 36, 36, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 37, 37, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 37, 37, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 20, 20, 0
unsigned64 dividend = (unsigned32)(*rA);
unsigned64 divisor = (unsigned32)(*rB);
if (divisor == 0) {
*rT = quotent;
CR0_COMPARE((signed_word)quotent, 0, Rc);
}
+ PPC_INSN_INT(RT_BITMASK, RA_BITMASK | RB_BITMASK, Rc);
#
#
0.11,6.BF,9./,10.L,11.RA,16.SI:D:::Compare Immediate
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
if (!is_64bit_mode && L)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
a = *rA;
CR_COMPARE(BF, a, b);
}
+ PPC_INSN_INT_CR(0, RA_BITMASK, BF_BITMASK);
+
0.31,6.BF,9./,10.L,11.RA,16.RB,21.0,31./:X:::Compare
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
if (!is_64bit_mode && L)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
}
CR_COMPARE(BF, a, b);
}
+ PPC_INSN_INT_CR(0, RA_BITMASK | RB_BITMASK, BF_BITMASK);
+
0.10,6.BF,9./,10.L,11.RA,16.UI:D:::Compare Logical Immediate
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
if (!is_64bit_mode && L)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
a = *rA;
CR_COMPARE(BF, a, b);
}
+ PPC_INSN_INT_CR(0, RA_BITMASK, BF_BITMASK);
+
0.31,6.BF,9./,10.L,11.RA,16.RB,21.32,31./:X:::Compare Logical
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
if (!is_64bit_mode && L)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
}
CR_COMPARE(BF, a, b);
}
+ PPC_INSN_INT_CR(0, RA_BITMASK | RB_BITMASK, BF_BITMASK);
#
program_interrupt(processor, cia,
trap_program_interrupt);
}
+
0.3,6.TO,11.RA,16.SI:D:::Trap Word Immediate
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 2, 2, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 2, 2, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
signed_word a = EXTENDED(*rA);
signed_word b = EXTS(SI);
if ((a < b && TO{0})
)
program_interrupt(processor, cia,
trap_program_interrupt);
+
0.31,6.TO,11.RA,16.RB,21.68,31./:X:64::Trap Doubleword
if (!is_64bit_mode)
program_interrupt(processor, cia,
program_interrupt(processor, cia,
trap_program_interrupt);
}
+
0.31,6.TO,11.RA,16.RB,21.4,31./:X:::Trap Word
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 2, 2, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 2, 2, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
signed_word a = EXTENDED(*rA);
signed_word b = EXTENDED(*rB);
if (TO == 12 && rA == rB) {
#
0.28,6.RS,11.RA,16.UI:D:::AND Immediate
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
*rA = *rS & UI;
CR0_COMPARE(*rA, 0, 1/*Rc*/);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK, 1/*Rc*/);
+
0.29,6.RS,11.RA,16.UI:D:::AND Immediate Shifted
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
*rA = *rS & (UI << 16);
CR0_COMPARE(*rA, 0, 1/*Rc*/);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK, 1/*Rc*/);
+
0.24,6.RS,11.RA,16.UI:D:::OR Immediate
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
*rA = *rS | UI;
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK, 0/*Rc*/);
+
0.25,6.RS,11.RA,16.UI:D:::OR Immediate Shifted
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
*rA = *rS | (UI << 16);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK, 0/*Rc*/);
+
0.26,6.RS,11.RA,16.UI:D:::XOR Immediate
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
*rA = *rS ^ UI;
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK, 0/*Rc*/);
+
0.27,6.RS,11.RA,16.UI:D:::XOR Immediate Shifted
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
*rA = *rS ^ (UI << 16);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK, 0/*Rc*/);
+
0.31,6.RS,11.RA,16.RB,21.28,31.Rc:X:::AND
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
*rA = *rS & *rB;
CR0_COMPARE(*rA, 0, Rc);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RS,11.RA,16.RB,21.444,31.Rc:X:::OR
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
*rA = *rS | *rB;
CR0_COMPARE(*rA, 0, Rc);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RS,11.RA,16.RB,21.316,31.Rc:X:::XOR
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
*rA = *rS ^ *rB;
CR0_COMPARE(*rA, 0, Rc);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RS,11.RA,16.RB,21.476,31.Rc:X:::NAND
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
*rA = ~(*rS & *rB);
CR0_COMPARE(*rA, 0, Rc);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RS,11.RA,16.RB,21.124,31.Rc:X:::NOR
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
*rA = ~(*rS | *rB);
CR0_COMPARE(*rA, 0, Rc);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RS,11.RA,16.RB,21.284,31.Rc:X:::Equivalent
-# *rA = ~(*rS ^ *rB); /* A === B */
-# CR0_COMPARE(*rA, 0, Rc);
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
+ *rA = ~(*rS ^ *rB); /* A === B */
+ CR0_COMPARE(*rA, 0, Rc);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RS,11.RA,16.RB,21.60,31.Rc:X:::AND with Complement
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
*rA = *rS & ~*rB;
CR0_COMPARE(*rA, 0, Rc);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RS,11.RA,16.RB,21.412,31.Rc:X:::OR with Complement
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
*rA = *rS | ~*rB;
CR0_COMPARE(*rA, 0, Rc);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK | RB_BITMASK, Rc);
+
0.31,6.RS,11.RA,16./,21.954,31.Rc:X::extsb:Extend Sign Byte
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
*rA = (signed_word)(signed8)*rS;
CR0_COMPARE(*rA, 0, Rc);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK, Rc);
+
0.31,6.RS,11.RA,16./,21.922,31.Rc:X::extsh:Extend Sign Half Word
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
*rA = (signed_word)(signed16)*rS;
CR0_COMPARE(*rA, 0, Rc);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK, Rc);
+
0.31,6.RS,11.RA,16./,21.986,31.Rc:X:64::Extend Sign Word
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
# *rA = (signed_word)(signed32)*rS;
# CR0_COMPARE(*rA, 0, Rc);
+
0.31,6.RS,11.RA,16./,21.58,31.Rc:X:64::Count Leading Zeros Doubleword
# int count = 0;
# unsigned64 mask = BIT64(0);
# }
# *rA = count;
# CR0_COMPARE(count, 0, Rc); /* FIXME - is this correct */
+
0.31,6.RS,11.RA,16./,21.26,31.Rc:X:::Count Leading Zeros Word
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
int count = 0;
unsigned32 mask = BIT32(0);
unsigned32 source = *rS;
count++;
}
*rA = count;
+ ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
CR0_COMPARE(count, 0, Rc); /* FIXME - is this correct */
# unsigned_word m = MASK(b, 63);
# signed_word result = r & m;
# *rA = result;
+# ITRACE(trace_alu, (" Result = %ld (0x%lx)\n", (long)*rA, (long)*rA));
# CR0_COMPARE(result, 0, Rc); /* FIXME - is this correct */
+
0.30,6.RS,11.RA,16.sh_0_4,21.me,27.1,30.sh_5,31.Rc:MD:64::Rotate Left Doubleword Immediate then Clear Right
# long n = (sh_5 << 4) | sh_0_4;
# unsigned_word r = ROTL64(*rS, n);
# signed_word result = r & m;
# *rA = result;
# CR0_COMPARE(result, 0, Rc); /* FIXME - is this correct */
+
0.30,6.RS,11.RA,16.sh_0_4,21.mb,27.2,30.sh_5,31.Rc:MD:64::Rotate Left Doubleword Immediate then Clear
# long n = (sh_5 << 4) | sh_0_4;
# unsigned_word r = ROTL64(*rS, n);
# CR0_COMPARE(result, 0, Rc); /* FIXME - is this correct */
0.21,6.RS,11.RA,16.SH,21.MB,26.ME,31.Rc:M:::Rotate Left Word Immediate then AND with Mask
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
long n = SH;
unsigned32 s = *rS;
unsigned32 r = ROTL32(s, n);
*rA = result;
CR0_COMPARE(result, 0, Rc);
ITRACE(trace_alu,
- ("n=%d, s=0x%x, r=0x%x, m=0x%x, result=0x%x, cr=0x%x\n",
- n, s, r, m, result, CR));
+ ("n=%ld, s=0x%lx, r=0x%lx, m=0x%lx, result=0x%lx, cr=0x%lx\n",
+ n, (unsigned long)s, (unsigned long)r, (unsigned long)m,
+ (unsigned long)result, (unsigned long)CR));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK, Rc);
0.30,6.RS,11.RA,16.RB,21.mb,27.8,31.Rc:MDS:64::Rotate Left Doubleword then Clear Left
# long n = MASKED(*rB, 58, 63);
# signed_word result = r & m;
# *rA = result;
# CR0_COMPARE(result, 0, Rc);
+
0.30,6.RS,11.RA,16.RB,21.me,27.9,31.Rc:MDS:64::Rotate Left Doubleword then Clear Right
# long n = MASKED(*rB, 58, 63);
# unsigned_word r = ROTL64(*rS, n);
# CR0_COMPARE(result, 0, Rc);
0.23,6.RS,11.RA,16.RB,21.MB,26.ME,31.Rc:M:::Rotate Left Word then AND with Mask
-# long n = MASKED(*rB, 59, 63);
-# unsigned32 r = ROTL32(*rS, n);
-# unsigned32 m = MASK(MB+32, ME+32);
-# signed_word result = r & m;
-# *rA = result;
-# CR0_COMPARE(result, 0, Rc);
+ long n = MASKED(*rB, 59, 63);
+ unsigned32 r = ROTL32(*rS, n);
+ unsigned32 m = MASK(MB+32, ME+32);
+ signed_word result = r & m;
+ *rA = result;
+ CR0_COMPARE(result, 0, Rc);
+
0.30,6.RS,11.RA,16.sh_0_4,21.mb,27.3,30.sh_5,31.Rc:MD:64::Rotate Left Doubleword Immediate then Mask Insert
# long n = (sh_5 << 4) | sh_0_4;
# unsigned_word r = ROTL64(*rS, n);
# signed_word result = (r & m) | (*rA & ~m)
# *rA = result;
# CR0_COMPARE(result, 0, Rc);
+
0.20,6.RS,11.RA,16.SH,21.MB,26.ME,31.Rc:M::rlwimi:Rotate Left Word Immediate then Mask Insert
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
long n = SH;
unsigned32 r = ROTL32(*rS, n);
unsigned32 m = MASK(MB+32, ME+32);
signed_word result = (r & m) | (*rA & ~m);
*rA = result;
- ITRACE(trace_alu, (": n=%d *rS=0x%x r=0x%x m=0x%x result=0x%x\n",
- n, *rS, r, m, result));
+ ITRACE(trace_alu, (": n=%ld *rS=0x%lx r=0x%lx m=0x%lx result=0x%lx\n",
+ n, (unsigned long)*rS, (unsigned long)r, (unsigned long)m,
+ (unsigned long)result));
CR0_COMPARE(result, 0, Rc);
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK, Rc);
0.31,6.RS,11.RA,16.RB,21.27,31.Rc:X:64::Shift Left Doubleword
+
0.31,6.RS,11.RA,16.RB,21.24,31.Rc:X:::Shift Left Word
- int n = MASKED(*rB, 59, 63);
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
+ int n = MASKED(*rB, 58, 63);
unsigned32 source = *rS;
signed_word shifted;
if (n < 32)
*rA = shifted;
CR0_COMPARE(shifted, 0, Rc);
ITRACE(trace_alu,
- ("n=%d, source=0x%x, shifted=0x%x\n",
- n, source, shifted));
+ ("n=%d, source=0x%lx, shifted=0x%lx\n",
+ n, (unsigned long)source, (unsigned long)shifted));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK, Rc);
+
0.31,6.RS,11.RA,16.RB,21.539,31.Rc:X:64::Shift Right Doubleword
+
0.31,6.RS,11.RA,16.RB,21.536,31.Rc:X:::Shift Right Word
- int n = MASKED(*rB, 59, 63);
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
+ int n = MASKED(*rB, 58, 63);
unsigned32 source = *rS;
signed_word shifted;
if (n < 32)
*rA = shifted;
CR0_COMPARE(shifted, 0, Rc);
ITRACE(trace_alu, \
- ("n=%d, source=0x%x, shifted=0x%x\n",
- n, source, shifted));
+ ("n=%d, source=0x%lx, shifted=0x%lx\n",
+ n, (unsigned long)source, (unsigned long)shifted));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK, Rc);
0.31,6.RS,11.RA,16.sh_0_4,21.413,30.sh_5,31.Rc:XS:64::Shift Right Algebraic Doubleword Immediate
+
0.31,6.RS,11.RA,16.SH,21.824,31.Rc:X:::Shift Right Algebraic Word Immediate
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
int n = SH;
signed_word r = ROTL32(*rS, /*64*/32-n);
signed_word m = MASK(n+32, 63);
else
XER &= ~xer_carry;
CR0_COMPARE(shifted, 0, Rc);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx), XER = %ld\n",
+ (long)*rA, (long)*rA, (long)XER));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK, Rc);
+
0.31,6.RS,11.RA,16.RB,21.794,31.Rc:X:64::Shift Right Algebraic Doubleword
+
0.31,6.RS,11.RA,16.RB,21.792,31.Rc:X:::Shift Right Algebraic Word
- int n = MASKED(*rB, 58, 63);
- int shift = (n >= 31 ? 31 : n);
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603e:PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*604: PPC_UNIT_SCIU1, PPC_UNIT_SCIU2, 1, 1, 0
+ unsigned64 mask;
+ int n = MASKED(*rB, 59, 63);
signed32 source = (signed32)*rS; /* signed to keep sign bit */
- signed32 shifted = source >> shift;
- unsigned32 mask = ((unsigned32)-1) >> (31-shift);
- *rA = (signed_word)shifted; /* if 64bit will sign extend */
- if (source < 0 && (source & mask))
+ signed32 shifted = source >> n;
+ int S = (MASKED(*rS,32,32) != 0);
+ signed64 r = ((unsigned64) source);
+ r = ((unsigned64) source) << 32 | (unsigned32) source;
+ r = ROTL64(r,64-n);
+ if (MASKED(*rB,58,58) == 0)
+ mask = (unsigned64) MASK64(n+32,63);
+ else
+ mask = (unsigned64) 0;
+ *rA = (signed_word) (r & mask | ((signed64) -1*S) & ~mask); /* if 64bit will sign extend */
+ if (S && (MASKED(r & ~mask,32,63)!=0))
XER |= xer_carry;
else
XER &= ~xer_carry;
- CR0_COMPARE(shifted, 0, Rc);
-
+ CR0_COMPARE(*rA, 0, Rc);
+ ITRACE(trace_alu, (" Result = %ld (0x%lx), XER = %ld\n",
+ (long)*rA, (long)*rA, (long)XER));
+ PPC_INSN_INT(RA_BITMASK, RS_BITMASK, Rc);
#
# I.3.3.14 Move to/from System Register Instructions
#
-0.31,6.RS,11.spr,21.467,31./:XFX:::Move to Special Purpose Register
- int n = (spr{5:9} << 5) | spr{0:4};
- if (spr{0} && IS_PROBLEM_STATE(processor))
+0.31,6.RS,11.SPR,21.467,31./:XFX::mtspr %SPR, %RS:Move to Special Purpose Register
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 2, 2, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 2, 2, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 1, 1, 0
+ int n = (SPR{5:9} << 5) | SPR{0:4};
+ if (SPR{0} && IS_PROBLEM_STATE(processor))
program_interrupt(processor, cia,
privileged_instruction_program_interrupt);
else if (!spr_is_valid(n)
: MASKED(*rS, 32, 63));
/* HACK - time base registers need to be updated immediatly */
if (WITH_TIME_BASE) {
- signed64 time_base;
switch (n) {
case spr_tbu:
cpu_set_time_base(processor,
- (MASKED64(cpu_get_time_base(processor),
- 32, 63)
- | ((signed64)new_val << 32)));
+ (MASKED64(cpu_get_time_base(processor), 32, 63)
+ | INSERTED64(new_val, 0, 31)));
break;
case spr_tbl:
cpu_set_time_base(processor,
- (MASKED64(cpu_get_time_base(processor),
- 32, 63)
- | ((signed64)new_val << 32)));
+ (MASKED64(cpu_get_time_base(processor), 0, 31)
+ | INSERTED64(new_val, 32, 63)));
break;
case spr_dec:
cpu_set_decrementer(processor, new_val);
SPREG(n) = new_val;
}
}
-0.31,6.RT,11.spr,21.339,31./:XFX:uea::Move from Special Purpose Register
- int n = (spr{5:9} << 5) | spr{0:4};
- if (spr{0} && IS_PROBLEM_STATE(processor))
+ PPC_INSN_TO_SPR(RS_BITMASK, n);
+
+0.31,6.RT,11.SPR,21.339,31./:XFX::mfspr %RT, %SPR:Move from Special Purpose Register
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 3, 3, 0
+ int n = (SPR{5:9} << 5) | SPR{0:4};
+ if (SPR{0} && IS_PROBLEM_STATE(processor))
program_interrupt(processor, cia,
privileged_instruction_program_interrupt);
else if (!spr_is_valid(n))
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
else {
- /* HACK - some SPR's need to get their value extracted specially */
- *rT = SPREG(n);
+ /* HACK - time base registers need to be calculated */
+ if (WITH_TIME_BASE) {
+ switch (n) {
+ case spr_dec:
+ *rT = cpu_get_decrementer(processor);
+ break;
+ case spr_tbrl:
+ if (is_64bit_implementation) *rT = TB;
+ else *rT = EXTRACTED64(TB, 32, 63);
+ break;
+ case spr_tbru:
+ if (is_64bit_implementation) *rT = EXTRACTED64(TB, 0, 31);
+ else *rT = EXTRACTED64(TB, 0, 31);
+ break;
+ case spr_tbu:
+ case spr_tbl:
+ /* NOTE - these SPR's are not readable. Use mftb[ul] */
+ default:
+ *rT = SPREG(n);
+ break;
+ }
+ }
+ else {
+ *rT = SPREG(n);
+ }
}
+ PPC_INSN_FROM_SPR(RT_BITMASK, n);
+
0.31,6.RS,11./,12.FXM,20./,21.144,31./:XFX::mtfcr:Move to Condition Register Fields
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 2, 2, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 1, 1, 0
if (FXM == 0xff) {
CR = *rS;
}
}
CR = (MASKED(*rS, 32, 63) & mask) | (CR & ~mask);
}
+ PPC_INSN_MTCR(RS_BITMASK, FXM);
+
0.31,6.BF,9./,11./,16./,21.512,31./:X:::Move to Condition Register from XER
+# CR_SET(BF, EXTRACTED32(XER, 0, 3));
+# MBLIT32(XER, 0, 3, 0);
+
0.31,6.RT,11./,16./,21.19,31./:X:::Move From Condition Register
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 3, 3, 0
*rT = (unsigned32)CR;
+ PPC_INSN_MFCR(RT_BITMASK);
#
# I.4.6.2 Floating-Point Load Instructions
#
0.48,6.FRT,11.RA,16.D:D:f:lfs:Load Floating-Point Single
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 3, 3, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + EXTS(D);
*frT = DOUBLE(MEM(unsigned, EA, 4));
+ PPC_INSN_INT_FLOAT(0, FRT_BITMASK, (RA_BITMASK & ~1), 0);
+
0.31,6.FRT,11.RA,16.RB,21.535,31./:X:f::Load Floating-Point Single Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 3, 3, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + *rB;
*frT = DOUBLE(MEM(unsigned, EA, 4));
+ PPC_INSN_INT_FLOAT(0, FRT_BITMASK, (RA_BITMASK & ~1) | RB_BITMASK, 0);
+
0.49,6.FRT,11.RA,16.D:D:f::Load Floating-Point Single with Update
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 3, 3, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word EA;
- if (RA == 0)
+ if (RA_is_0)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + EXTS(D);
*frT = DOUBLE(MEM(unsigned, EA, 4));
*rA = EA;
-0.31,6.FRT,11.RA,16.RB,21.576,31./:X:f::Load Floating-Point Single with Update Indexed
+ PPC_INSN_INT_FLOAT(RA_BITMASK, FRT_BITMASK, (RA_BITMASK & ~1), 0);
+
+0.31,6.FRT,11.RA,16.RB,21.567,31./:X:f::Load Floating-Point Single with Update Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 3, 3, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word EA;
- if (RA == 0)
+ if (RA_is_0)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + *rB;
*frT = DOUBLE(MEM(unsigned, EA, 4));
*rA = EA;
+ PPC_INSN_INT_FLOAT(RA_BITMASK, FRT_BITMASK, (RA_BITMASK & ~1) | RB_BITMASK, 0);
0.50,6.FRT,11.RA,16.D:D:f::Load Floating-Point Double
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 3, 3, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + EXTS(D);
*frT = MEM(unsigned, EA, 8);
+ PPC_INSN_INT_FLOAT(0, FRT_BITMASK, (RA_BITMASK & ~1), 0);
+
0.31,6.FRT,11.RA,16.RB,21.599,31./:X:f::Load Floating-Point Double Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 3, 3, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + *rB;
*frT = MEM(unsigned, EA, 8);
+ PPC_INSN_INT_FLOAT(0, FRT_BITMASK, (RA_BITMASK & ~1) | RB_BITMASK, 0);
+
0.51,6.FRT,11.RA,16.D:D:f::Load Floating-Point Double with Update
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 3, 3, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word EA;
- if (RA == 0)
+ if (RA_is_0)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + EXTS(D);
*frT = MEM(unsigned, EA, 8);
*rA = EA;
+ PPC_INSN_INT_FLOAT(RA_BITMASK, FRT_BITMASK, (RA_BITMASK & ~1), 0);
+
0.31,6.FRT,11.RA,16.RB,21.631,31./:X:f::Load Floating-Point Double with Update Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 3, 3, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word EA;
- if (RA == 0)
+ if (RA_is_0)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + *rB;
*frT = MEM(unsigned, EA, 8);
*rA = EA;
+ PPC_INSN_INT_FLOAT(RA_BITMASK, FRT_BITMASK, (RA_BITMASK & ~1) | RB_BITMASK, 0);
#
#
0.52,6.FRS,11.RA,16.D:D:f::Store Floating-Point Single
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + EXTS(D);
STORE(EA, 4, SINGLE(*frS));
+ PPC_INSN_INT_FLOAT(0, 0, (RA_BITMASK & ~1), FRS_BITMASK);
+
0.31,6.FRS,11.RA,16.RB,21.663,31./:X:f::Store Floating-Point Single Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + *rB;
STORE(EA, 4, SINGLE(*frS));
+ PPC_INSN_INT_FLOAT(0, 0, (RA_BITMASK & ~1) | RB_BITMASK, FRS_BITMASK);
+
0.53,6.FRS,11.RA,16.D:D:f::Store Floating-Point Single with Update
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word EA;
- if (RA == 0)
+ if (RA_is_0)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + EXTS(D);
STORE(EA, 4, SINGLE(*frS));
*rA = EA;
+ PPC_INSN_INT_FLOAT(RA_BITMASK, 0, (RA_BITMASK & ~1), FRS_BITMASK);
+
0.31,6.FRS,11.RA,16.RB,21.695,31./:X:f::Store Floating-Point Single with Update Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word EA;
- if (RA == 0)
+ if (RA_is_0)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + *rB;
STORE(EA, 4, SINGLE(*frS));
*rA = EA;
+ PPC_INSN_INT_FLOAT(RA_BITMASK, 0, (RA_BITMASK & ~1) | RB_BITMASK, FRS_BITMASK);
0.54,6.FRS,11.RA,16.D:D:f::Store Floating-Point Double
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + EXTS(D);
STORE(EA, 8, *frS);
+ PPC_INSN_INT_FLOAT(0, 0, (RA_BITMASK & ~1), FRS_BITMASK);
+
0.31,6.FRS,11.RA,16.RB,21.727,31./:X:f::Store Floating-Point Double Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word b;
unsigned_word EA;
- if (RA == 0) b = 0;
+ if (RA_is_0) b = 0;
else b = *rA;
EA = b + *rB;
STORE(EA, 8, *frS);
+ PPC_INSN_INT_FLOAT(0, 0, (RA_BITMASK & ~1) | RB_BITMASK, FRS_BITMASK);
+
+0.31,6.FRS,11.RA,16.RB,21.983,31./:X:f::Store Floating-Point Integer Word Indexed
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
+ unsigned_word b;
+ unsigned_word EA;
+ if (RA_is_0) b = 0;
+ else b = *rA;
+ EA = b + *rB;
+ STORE(EA, 4, *frS);
+ PPC_INSN_INT_FLOAT(0, 0, (RA_BITMASK & ~1) | RB_BITMASK, FRS_BITMASK);
+
0.55,6.FRS,11.RA,16.D:D:f::Store Floating-Point Double with Update
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word EA;
- if (RA == 0)
+ if (RA_is_0)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + EXTS(D);
STORE(EA, 8, *frS);
*rA = EA;
+ PPC_INSN_INT_FLOAT(RA_BITMASK, 0, (RA_BITMASK & ~1), FRS_BITMASK);
+
0.31,6.FRS,11.RA,16.RB,21.759,31./:X:f::Store Floating-Point Double with Update Indexed
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
unsigned_word EA;
- if (RA == 0)
+ if (RA_is_0)
program_interrupt(processor, cia,
illegal_instruction_program_interrupt);
EA = *rA + *rB;
STORE(EA, 8, *frS);
*rA = EA;
+ PPC_INSN_INT_FLOAT(RA_BITMASK, 0, (RA_BITMASK & ~1) | RB_BITMASK, FRS_BITMASK);
#
#
0.63,6.FRT,11./,16.FRB,21.72,31.Rc:X:f::Floating Move Register
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
*frT = *frB;
CR1_UPDATE(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRB_BITMASK, Rc);
+
0.63,6.FRT,11./,16.FRB,21.40,31.Rc:X:f::Floating Negate
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
*frT = *frB ^ BIT64(0);
CR1_UPDATE(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRB_BITMASK, Rc);
+
0.63,6.FRT,11./,16.FRB,21.264,31.Rc:X:f::Floating Absolute Value
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
*frT = *frB & ~BIT64(0);
CR1_UPDATE(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRB_BITMASK, Rc);
+
0.63,6.FRT,11./,16.FRB,21.136,31.Rc:X:f::Floating Negative Absolute Value
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
*frT = *frB | BIT64(0);
CR1_UPDATE(Rc);
-
+ PPC_INSN_FLOAT(FRT_BITMASK, FRB_BITMASK, Rc);
#
#
0.63,6.FRT,11.FRA,16.FRB,21./,26.21,31.Rc:A:f:fadd:Floating Add
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
FPSCR_BEGIN;
if (is_invalid_operation(processor, cia,
*frA, *frB,
*(double*)frT = s;
}
FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRB_BITMASK, Rc);
+
0.59,6.FRT,11.FRA,16.FRB,21./,26.21,31.Rc:A:f:fadds:Floating Add Single
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
FPSCR_BEGIN;
if (is_invalid_operation(processor, cia,
*frA, *frB,
*(double*)frT = s;
}
FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRB_BITMASK, Rc);
0.63,6.FRT,11.FRA,16.FRB,21./,26.20,31.Rc:A:f:fsub:Floating Subtract
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
FPSCR_BEGIN;
if (is_invalid_operation(processor, cia,
*frA, *frB,
*(double*)frT = s;
}
FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRB_BITMASK, Rc);
+
0.59,6.FRT,11.FRA,16.FRB,21./,26.20,31.Rc:A:f:fsubs:Floating Subtract Single
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
FPSCR_BEGIN;
if (is_invalid_operation(processor, cia,
*frA, *frB,
*(double*)frT = s;
}
FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRB_BITMASK, Rc);
0.63,6.FRT,11.FRA,16./,21.FRC,26.25,31.Rc:A:f:fmul:Floating Multiply
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 5, 5, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 2, 4, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 2, 4, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
FPSCR_BEGIN;
if (is_invalid_operation(processor, cia,
*frA, *frC,
*(double*)frT = s;
}
FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRC_BITMASK, Rc);
+
0.59,6.FRT,11.FRA,16./,21.FRC,26.25,31.Rc:A:f:fmuls:Floating Multiply Single
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
FPSCR_BEGIN;
if (is_invalid_operation(processor, cia,
*frA, *frC,
*(double*)frT = s;
}
FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRC_BITMASK, Rc);
0.63,6.FRT,11.FRA,16.FRB,21./,26.18,31.Rc:A:f:fdiv:Floating Divide
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 31, 31, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 33, 33, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 33, 33, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 32, 32, 0
FPSCR_BEGIN;
if (is_invalid_operation(processor, cia,
*frA, *frB,
0, /*instruction_is_convert_to_32bit*/
0); /*single-precision*/
}
+ else if (is_invalid_zero_divide (processor, cia,
+ *frA, *frB,
+ 0 /*single?*/)) {
+ invalid_zero_divide_operation (processor, cia,
+ frT, *frA, *frB,
+ 0 /*single?*/);
+ }
else {
/*HACK!*/
double s = *(double*)frA / *(double*)frB;
*(double*)frT = s;
}
FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRB_BITMASK, Rc);
+
0.59,6.FRT,11.FRA,16.FRB,21./,26.18,31.Rc:A:f:fdivs:Floating Divide Single
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 17, 17, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 18, 18, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 18, 18, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 18, 18, 0
FPSCR_BEGIN;
if (is_invalid_operation(processor, cia,
*frA, *frB,
0, /*instruction_is_convert_to_32bit*/
1); /*single-precision*/
}
+ else if (is_invalid_zero_divide (processor, cia,
+ *frA, *frB,
+ 1 /*single?*/)) {
+ invalid_zero_divide_operation (processor, cia,
+ frT, *frA, *frB,
+ 1 /*single?*/);
+ }
else {
/*HACK!*/
float s = *(double*)frA / *(double*)frB;
*(double*)frT = s;
}
FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRB_BITMASK, Rc);
0.63,6.FRT,11.FRA,16.FRB,21.FRC,26.29,31.Rc:A:f:fmadd:Floating Multiply-Add
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 5, 5, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 2, 4, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 2, 4, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
FPSCR_BEGIN;
double product; /*HACK! - incorrectly loosing precision ... */
/* compute the multiply */
fpscr_vxsnan | fpscr_vximz,
0, /*single?*/
0) /*negate?*/) {
+ union { double d; unsigned64 u; } tmp;
invalid_arithemetic_operation(processor, cia,
- (unsigned64*)&product, *frA, 0, *frC,
+ &tmp.u, *frA, 0, *frC,
0, /*instruction_is_frsp*/
0, /*instruction_is_convert_to_64bit*/
0, /*instruction_is_convert_to_32bit*/
0); /*single-precision*/
+ product = tmp.d;
}
else {
/*HACK!*/
*(double*)frT = s;
}
FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRB_BITMASK | FRC_BITMASK, Rc);
+
0.59,6.FRT,11.FRA,16.FRB,21.FRC,26.29,31.Rc:A:f::Floating Multiply-Add Single
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+ FPSCR_BEGIN;
+ float product; /*HACK! - incorrectly loosing precision ... */
+ /* compute the multiply */
+ if (is_invalid_operation(processor, cia,
+ *frA, *frC,
+ fpscr_vxsnan | fpscr_vximz,
+ 1, /*single?*/
+ 0) /*negate?*/) {
+ union { double d; unsigned64 u; } tmp;
+ invalid_arithemetic_operation(processor, cia,
+ &tmp.u, *frA, 0, *frC,
+ 0, /*instruction_is_frsp*/
+ 0, /*instruction_is_convert_to_64bit*/
+ 0, /*instruction_is_convert_to_32bit*/
+ 0); /*single-precision*/
+ product = tmp.d;
+ }
+ else {
+ /*HACK!*/
+ product = *(double*)frA * *(double*)frC;
+ }
+ /* compute the add */
+ if (is_invalid_operation(processor, cia,
+ product, *frB,
+ fpscr_vxsnan | fpscr_vxisi,
+ 1, /*single?*/
+ 0) /*negate?*/) {
+ invalid_arithemetic_operation(processor, cia,
+ frT, product, *frB, 0,
+ 0, /*instruction_is_frsp*/
+ 0, /*instruction_is_convert_to_64bit*/
+ 0, /*instruction_is_convert_to_32bit*/
+ 0); /*single-precision*/
+ }
+ else {
+ /*HACK!*/
+ float s = product + *(double*)frB;
+ *(double*)frT = (double)s;
+ }
+ FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRB_BITMASK | FRC_BITMASK, Rc);
0.63,6.FRT,11.FRA,16.FRB,21.FRC,26.28,31.Rc:A:f::Floating Multiply-Subtract
-0.59,6.FRT,11.FRA,16.FRB,21.FRC,26.28,31.Rc:A:f::Floating Multiply-Subtract Single
-
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 5, 5, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 2, 4, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 2, 4, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+ FPSCR_BEGIN;
+ double product; /*HACK! - incorrectly loosing precision ... */
+ /* compute the multiply */
+ if (is_invalid_operation(processor, cia,
+ *frA, *frC,
+ fpscr_vxsnan | fpscr_vximz,
+ 0, /*single?*/
+ 0) /*negate?*/) {
+ union { double d; unsigned64 u; } tmp;
+ invalid_arithemetic_operation(processor, cia,
+ &tmp.u, *frA, 0, *frC,
+ 0, /*instruction_is_frsp*/
+ 0, /*instruction_is_convert_to_64bit*/
+ 0, /*instruction_is_convert_to_32bit*/
+ 0); /*single-precision*/
+ product = tmp.d;
+ }
+ else {
+ /*HACK!*/
+ product = *(double*)frA * *(double*)frC;
+ }
+ /* compute the subtract */
+ if (is_invalid_operation(processor, cia,
+ product, *frB,
+ fpscr_vxsnan | fpscr_vxisi,
+ 0, /*single?*/
+ 0) /*negate?*/) {
+ invalid_arithemetic_operation(processor, cia,
+ frT, product, *frB, 0,
+ 0, /*instruction_is_frsp*/
+ 0, /*instruction_is_convert_to_64bit*/
+ 0, /*instruction_is_convert_to_32bit*/
+ 0); /*single-precision*/
+ }
+ else {
+ /*HACK!*/
+ double s = product - *(double*)frB;
+ *(double*)frT = s;
+ }
+ FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRB_BITMASK | FRC_BITMASK, Rc);
+
+0.59,6.FRT,11.FRA,16.FRB,21.FRC,26.28,31.Rc:A:f::Floating Multiply-Subtract Single
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+ FPSCR_BEGIN;
+ float product; /*HACK! - incorrectly loosing precision ... */
+ /* compute the multiply */
+ if (is_invalid_operation(processor, cia,
+ *frA, *frC,
+ fpscr_vxsnan | fpscr_vximz,
+ 1, /*single?*/
+ 0) /*negate?*/) {
+ union { double d; unsigned64 u; } tmp;
+ invalid_arithemetic_operation(processor, cia,
+ &tmp.u, *frA, 0, *frC,
+ 0, /*instruction_is_frsp*/
+ 0, /*instruction_is_convert_to_64bit*/
+ 0, /*instruction_is_convert_to_32bit*/
+ 0); /*single-precision*/
+ product = tmp.d;
+ }
+ else {
+ /*HACK!*/
+ product = *(double*)frA * *(double*)frC;
+ }
+ /* compute the subtract */
+ if (is_invalid_operation(processor, cia,
+ product, *frB,
+ fpscr_vxsnan | fpscr_vxisi,
+ 1, /*single?*/
+ 0) /*negate?*/) {
+ invalid_arithemetic_operation(processor, cia,
+ frT, product, *frB, 0,
+ 0, /*instruction_is_frsp*/
+ 0, /*instruction_is_convert_to_64bit*/
+ 0, /*instruction_is_convert_to_32bit*/
+ 0); /*single-precision*/
+ }
+ else {
+ /*HACK!*/
+ float s = product - *(double*)frB;
+ *(double*)frT = (double)s;
+ }
+ FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRB_BITMASK | FRC_BITMASK, Rc);
+
0.63,6.FRT,11.FRA,16.FRB,21.FRC,26.31,31.Rc:A:f::Floating Negative Multiply-Add
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 5, 5, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 2, 4, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 2, 4, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+ FPSCR_BEGIN;
+ double product; /*HACK! - incorrectly loosing precision ... */
+ /* compute the multiply */
+ if (is_invalid_operation(processor, cia,
+ *frA, *frC,
+ fpscr_vxsnan | fpscr_vximz,
+ 0, /*single?*/
+ 0) /*negate?*/) {
+ union { double d; unsigned64 u; } tmp;
+ invalid_arithemetic_operation(processor, cia,
+ &tmp.u, *frA, 0, *frC,
+ 0, /*instruction_is_frsp*/
+ 0, /*instruction_is_convert_to_64bit*/
+ 0, /*instruction_is_convert_to_32bit*/
+ 0); /*single-precision*/
+ product = tmp.d;
+ }
+ else {
+ /*HACK!*/
+ product = *(double*)frA * *(double*)frC;
+ }
+ /* compute the add */
+ if (is_invalid_operation(processor, cia,
+ product, *frB,
+ fpscr_vxsnan | fpscr_vxisi,
+ 0, /*single?*/
+ 0) /*negate?*/) {
+ invalid_arithemetic_operation(processor, cia,
+ frT, product, *frB, 0,
+ 0, /*instruction_is_frsp*/
+ 0, /*instruction_is_convert_to_64bit*/
+ 0, /*instruction_is_convert_to_32bit*/
+ 0); /*single-precision*/
+ }
+ else {
+ /*HACK!*/
+ double s = -(product + *(double*)frB);
+ *(double*)frT = s;
+ }
+ FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRB_BITMASK | FRC_BITMASK, Rc);
+
0.59,6.FRT,11.FRA,16.FRB,21.FRC,26.31,31.Rc:A:f::Floating Negative Multiply-Add Single
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+ FPSCR_BEGIN;
+ float product; /*HACK! - incorrectly loosing precision ... */
+ /* compute the multiply */
+ if (is_invalid_operation(processor, cia,
+ *frA, *frC,
+ fpscr_vxsnan | fpscr_vximz,
+ 1, /*single?*/
+ 0) /*negate?*/) {
+ union { double d; unsigned64 u; } tmp;
+ invalid_arithemetic_operation(processor, cia,
+ &tmp.u, *frA, 0, *frC,
+ 0, /*instruction_is_frsp*/
+ 0, /*instruction_is_convert_to_64bit*/
+ 0, /*instruction_is_convert_to_32bit*/
+ 0); /*single-precision*/
+ product = tmp.d;
+ }
+ else {
+ /*HACK!*/
+ product = *(double*)frA * *(double*)frC;
+ }
+ /* compute the add */
+ if (is_invalid_operation(processor, cia,
+ product, *frB,
+ fpscr_vxsnan | fpscr_vxisi,
+ 1, /*single?*/
+ 0) /*negate?*/) {
+ invalid_arithemetic_operation(processor, cia,
+ frT, product, *frB, 0,
+ 0, /*instruction_is_frsp*/
+ 0, /*instruction_is_convert_to_64bit*/
+ 0, /*instruction_is_convert_to_32bit*/
+ 0); /*single-precision*/
+ }
+ else {
+ /*HACK!*/
+ float s = -(product + *(double*)frB);
+ *(double*)frT = (double)s;
+ }
+ FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRB_BITMASK | FRC_BITMASK, Rc);
0.63,6.FRT,11.FRA,16.FRB,21.FRC,26.30,31.Rc:A:f::Floating Negative Multiply-Subtract
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 5, 5, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 2, 4, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 2, 4, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+ FPSCR_BEGIN;
+ double product; /*HACK! - incorrectly loosing precision ... */
+ /* compute the multiply */
+ if (is_invalid_operation(processor, cia,
+ *frA, *frC,
+ fpscr_vxsnan | fpscr_vximz,
+ 0, /*single?*/
+ 0) /*negate?*/) {
+ union { double d; unsigned64 u; } tmp;
+ invalid_arithemetic_operation(processor, cia,
+ &tmp.u, *frA, 0, *frC,
+ 0, /*instruction_is_frsp*/
+ 0, /*instruction_is_convert_to_64bit*/
+ 0, /*instruction_is_convert_to_32bit*/
+ 0); /*single-precision*/
+ product = tmp.d;
+ }
+ else {
+ /*HACK!*/
+ product = *(double*)frA * *(double*)frC;
+ }
+ /* compute the subtract */
+ if (is_invalid_operation(processor, cia,
+ product, *frB,
+ fpscr_vxsnan | fpscr_vxisi,
+ 0, /*single?*/
+ 0) /*negate?*/) {
+ invalid_arithemetic_operation(processor, cia,
+ frT, product, *frB, 0,
+ 0, /*instruction_is_frsp*/
+ 0, /*instruction_is_convert_to_64bit*/
+ 0, /*instruction_is_convert_to_32bit*/
+ 0); /*single-precision*/
+ }
+ else {
+ /*HACK!*/
+ double s = -(product - *(double*)frB);
+ *(double*)frT = s;
+ }
+ FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRB_BITMASK | FRC_BITMASK, Rc);
+
0.59,6.FRT,11.FRA,16.FRB,21.FRC,26.30,31.Rc:A:f::Floating Negative Multiply-Subtract Single
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+ FPSCR_BEGIN;
+ float product; /*HACK! - incorrectly loosing precision ... */
+ /* compute the multiply */
+ if (is_invalid_operation(processor, cia,
+ *frA, *frC,
+ fpscr_vxsnan | fpscr_vximz,
+ 1, /*single?*/
+ 0) /*negate?*/) {
+ union { double d; unsigned64 u; } tmp;
+ invalid_arithemetic_operation(processor, cia,
+ &tmp.u, *frA, 0, *frC,
+ 0, /*instruction_is_frsp*/
+ 0, /*instruction_is_convert_to_64bit*/
+ 0, /*instruction_is_convert_to_32bit*/
+ 0); /*single-precision*/
+ product = tmp.d;
+ }
+ else {
+ /*HACK!*/
+ product = *(double*)frA * *(double*)frC;
+ }
+ /* compute the subtract */
+ if (is_invalid_operation(processor, cia,
+ product, *frB,
+ fpscr_vxsnan | fpscr_vxisi,
+ 1, /*single?*/
+ 0) /*negate?*/) {
+ invalid_arithemetic_operation(processor, cia,
+ frT, product, *frB, 0,
+ 0, /*instruction_is_frsp*/
+ 0, /*instruction_is_convert_to_64bit*/
+ 0, /*instruction_is_convert_to_32bit*/
+ 0); /*single-precision*/
+ }
+ else {
+ /*HACK!*/
+ float s = -(product - *(double*)frB);
+ *(double*)frT = (double)s;
+ }
+ FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRB_BITMASK | FRC_BITMASK, Rc);
#
#
0.63,6.FRT,11./,16.FRB,21.12,31.Rc:X:f::Floating Round to Single-Precision
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
int sign;
int exp;
unsigned64 frac_grx;
- /* split off cases for what to do */
- if (EXTRACTED64(*frB, 1, 11) < 897
- && EXTRACTED64(*frB, 1, 63) > 0) {
- if ((FPSCR & fpscr_ue) == 0) goto Disabled_Exponent_Underflow;
- if ((FPSCR & fpscr_ue) != 0) goto Enabled_Exponent_Underflow;
- }
- if (EXTRACTED64(*frB, 1, 11) > 1150
- && EXTRACTED64(*frB, 1, 11) < 2047) {
- if ((FPSCR & fpscr_oe) == 0) goto Disabled_Exponent_Overflow;
- if ((FPSCR & fpscr_oe) != 0) goto Enabled_Exponent_Overflow;
- }
- if (EXTRACTED64(*frB, 1, 11) > 896
- && EXTRACTED64(*frB, 1, 11) < 1151) goto Normal_Operand;
- if (EXTRACTED64(*frB, 1, 63) == 0) goto Zero_Operand;
- if (EXTRACTED64(*frB, 1, 11) == 2047) {
- if (EXTRACTED64(*frB, 12, 63) == 0) goto Infinity_Operand;
- if (EXTRACTED64(*frB, 12, 12) == 1) goto QNaN_Operand;
- if (EXTRACTED64(*frB, 12, 12) == 0
- && EXTRACTED64(*frB, 13, 63) > 0) goto SNaN_Operand;
- }
- /* handle them */
- Disabled_Exponent_Underflow:
+ /***/
+ /* split off cases for what to do */
+ if (EXTRACTED64(*frB, 1, 11) < 897
+ && EXTRACTED64(*frB, 1, 63) > 0) {
+ if ((FPSCR & fpscr_ue) == 0) GOTO(Disabled_Exponent_Underflow);
+ if ((FPSCR & fpscr_ue) != 0) GOTO(Enabled_Exponent_Underflow);
+ }
+ if (EXTRACTED64(*frB, 1, 11) > 1150
+ && EXTRACTED64(*frB, 1, 11) < 2047) {
+ if ((FPSCR & fpscr_oe) == 0) GOTO(Disabled_Exponent_Overflow);
+ if ((FPSCR & fpscr_oe) != 0) GOTO(Enabled_Exponent_Overflow);
+ }
+ if (EXTRACTED64(*frB, 1, 11) > 896
+ && EXTRACTED64(*frB, 1, 11) < 1151) GOTO(Normal_Operand);
+ if (EXTRACTED64(*frB, 1, 63) == 0) GOTO(Zero_Operand);
+ if (EXTRACTED64(*frB, 1, 11) == 2047) {
+ if (EXTRACTED64(*frB, 12, 63) == 0) GOTO(Infinity_Operand);
+ if (EXTRACTED64(*frB, 12, 12) == 1) GOTO(QNaN_Operand);
+ if (EXTRACTED64(*frB, 12, 12) == 0
+ && EXTRACTED64(*frB, 13, 63) > 0) GOTO(SNaN_Operand);
+ }
+ /**/
+ LABEL(Disabled_Exponent_Underflow):
sign = EXTRACTED64(*frB, 0, 0);
if (EXTRACTED64(*frB, 1, 11) == 0) {
exp = -1022;
exp = EXTRACTED64(*frB, 1, 11) - 1023;
frac_grx = BIT64(0) | INSERTED64(EXTRACTED64(*frB, 12, 63), 1, 52);
}
- Denormalize_Operand:
/* G|R|X == zero from above */
while (exp < -126) {
- exp = exp - 1;
+ exp = exp + 1;
frac_grx = (INSERTED64(EXTRACTED64(frac_grx, 0, 54), 1, 55)
| MASKED64(frac_grx, 55, 55));
}
| INSERTED64(exp + 1023, 1, 11)
| INSERTED64(EXTRACTED64(frac_grx, 1, 52), 12, 63));
}
- goto Done;
- Enabled_Exponent_Underflow:
+ GOTO(Done);
+ /**/
+ LABEL(Enabled_Exponent_Underflow):
FPSCR_SET_UX(1);
sign = EXTRACTED64(*frB, 0, 0);
if (EXTRACTED64(*frB, 1, 11) == 0) {
| INSERTED64(EXTRACTED64(frac_grx, 1, 52), 12, 63));
if (sign == 0) FPSCR_SET_FPRF(fpscr_rf_pos_normal_number);
if (sign == 1) FPSCR_SET_FPRF(fpscr_rf_neg_normal_number);
- goto Done;
- Disabled_Exponent_Overflow:
+ GOTO(Done);
+ /**/
+ LABEL(Disabled_Exponent_Overflow):
FPSCR_SET_OX(1);
if ((FPSCR & fpscr_rn) == fpscr_rn_round_to_nearest) {
if (EXTRACTED64(*frB, 0, 0) == 0) {
/* FPSCR[FR] <- undefined */
FPSCR_SET_FI(1);
FPSCR_SET_XX(1);
- goto Done;
- Enabled_Exponent_Overflow:
+ GOTO(Done);
+ /**/
+ LABEL(Enabled_Exponent_Overflow):
sign = EXTRACTED64(*frB, 0, 0);
exp = EXTRACTED64(*frB, 1, 11) - 1023;
frac_grx = BIT64(0) | INSERTED64(EXTRACTED64(*frB, 12, 63), 1, 52);
Round_Single(processor, sign, &exp, &frac_grx);
FPSCR_SET_XX(FPSCR & fpscr_fi);
- Enabled_Overflow:
- FPSCR_SET_OX(1);
- exp = exp - 192;
- *frT = (INSERTED64(sign, 0, 0)
- | INSERTED64(exp + 1023, 1, 11)
- | INSERTED64(EXTRACTED64(frac_grx, 1, 52), 12, 63));
- if (sign == 0) FPSCR_SET_FPRF(fpscr_rf_pos_normal_number);
- if (sign == 1) FPSCR_SET_FPRF(fpscr_rf_neg_normal_number);
- goto Done;
- Zero_Operand:
+ /**/
+ LABEL(Enabled_Overflow):
+ FPSCR_SET_OX(1);
+ exp = exp - 192;
+ *frT = (INSERTED64(sign, 0, 0)
+ | INSERTED64(exp + 1023, 1, 11)
+ | INSERTED64(EXTRACTED64(frac_grx, 1, 52), 12, 63));
+ if (sign == 0) FPSCR_SET_FPRF(fpscr_rf_pos_normal_number);
+ if (sign == 1) FPSCR_SET_FPRF(fpscr_rf_neg_normal_number);
+ GOTO(Done);
+ /**/
+ LABEL(Zero_Operand):
*frT = *frB;
if (EXTRACTED64(*frB, 0, 0) == 0) FPSCR_SET_FPRF(fpscr_rf_pos_zero);
if (EXTRACTED64(*frB, 0, 0) == 1) FPSCR_SET_FPRF(fpscr_rf_neg_zero);
FPSCR_SET_FR(0);
FPSCR_SET_FI(0);
- goto Done;
- Infinity_Operand:
+ GOTO(Done);
+ /**/
+ LABEL(Infinity_Operand):
*frT = *frB;
if (EXTRACTED64(*frB, 0, 0) == 0) FPSCR_SET_FPRF(fpscr_rf_pos_infinity);
if (EXTRACTED64(*frB, 0, 0) == 1) FPSCR_SET_FPRF(fpscr_rf_neg_infinity);
FPSCR_SET_FR(0);
FPSCR_SET_FI(0);
- goto Done;
- QNaN_Operand:
+ GOTO(Done);
+ /**/
+ LABEL(QNaN_Operand):
*frT = INSERTED64(EXTRACTED64(*frB, 0, 34), 0, 34);
FPSCR_SET_FPRF(fpscr_rf_quiet_nan);
FPSCR_SET_FR(0);
FPSCR_SET_FI(0);
- goto Done;
- SNaN_Operand:
+ GOTO(Done);
+ /**/
+ LABEL(SNaN_Operand):
FPSCR_OR_VX(fpscr_vxsnan);
if ((FPSCR & fpscr_ve) == 0) {
*frT = (MASKED64(*frB, 0, 11)
}
FPSCR_SET_FR(0);
FPSCR_SET_FI(0);
- goto Done;
- Normal_Operand:
+ GOTO(Done);
+ /**/
+ LABEL(Normal_Operand):
sign = EXTRACTED64(*frB, 0, 0);
exp = EXTRACTED64(*frB, 1, 11) - 1023;
frac_grx = BIT64(0) | INSERTED64(EXTRACTED64(*frB, 12, 63), 1, 52);
Round_Single(processor, sign, &exp, &frac_grx);
FPSCR_SET_XX(FPSCR & fpscr_fi);
- if (exp > 127 && (FPSCR & fpscr_oe) == 0) goto Disabled_Exponent_Overflow;
- if (exp > 127 && (FPSCR & fpscr_oe) != 0) goto Enabled_Overflow;
+ if (exp > 127 && (FPSCR & fpscr_oe) == 0) GOTO(Disabled_Exponent_Overflow);
+ if (exp > 127 && (FPSCR & fpscr_oe) != 0) GOTO(Enabled_Overflow);
*frT = (INSERTED64(sign, 0, 0)
| INSERTED64(exp + 1023, 1, 11)
| INSERTED64(EXTRACTED64(frac_grx, 1, 52), 12, 63));
if (sign == 0) FPSCR_SET_FPRF(fpscr_rf_pos_normal_number);
if (sign == 1) FPSCR_SET_FPRF(fpscr_rf_neg_normal_number);
- goto Done;
- Done:
+ GOTO(Done);
+ /**/
+ LABEL(Done):
+ PPC_INSN_FLOAT(FRT_BITMASK, FRB_BITMASK, Rc);
+
+
0.63,6.FRT,11./,16.FRB,21.814,31.Rc:X:64,f::Floating Convert To Integer Doubleword
+ floating_point_assist_interrupt(processor, cia);
+
0.63,6.FRT,11./,16.FRB,21.815,31.Rc:X:64,f::Floating Convert To Integer Doubleword with round towards Zero
+ floating_point_assist_interrupt(processor, cia);
+
0.63,6.FRT,11./,16.FRB,21.14,31.Rc:X:f::Floating Convert To Integer Word
+ floating_point_assist_interrupt(processor, cia);
+
0.63,6.FRT,11./,16.FRB,21.15,31.Rc:X:f:fctiwz:Floating Convert To Integer Word with round towards Zero
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
FPSCR_BEGIN;
convert_to_integer(processor, cia,
frT, *frB,
fpscr_rn_round_towards_zero, 32);
FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRB_BITMASK, Rc);
+
0.63,6.FRT,11./,16.FRB,21.846,31.Rc:X:64,f::Floating Convert from Integer Doubleword
int sign = EXTRACTED64(*frB, 0, 0);
int exp = 63;
unsigned64 frac = *frB;
- if (frac == 0) goto Zero_Operand;
- if (sign == 1) frac = ~frac + 1;
- while (EXTRACTED64(frac, 0, 0) == 0) {
- /*??? do the loop 0 times if (FRB) = max negative integer */
- frac = INSERTED64(EXTRACTED64(frac, 1, 63), 0, 62);
- exp = exp - 1;
- }
- Round_Float(processor, sign, &exp, &frac, FPSCR & fpscr_rn);
- if (sign == 0) FPSCR_SET_FPRF(fpscr_rf_pos_normal_number);
- if (sign == 1) FPSCR_SET_FPRF(fpscr_rf_pos_normal_number);
- *frT = (INSERTED64(sign, 0, 0)
- | INSERTED64(exp + 1023, 1, 11)
- | INSERTED64(EXTRACTED64(frac, 1, 52), 12, 63));
- goto Done;
+ /***/
+ if (frac == 0) GOTO(Zero_Operand);
+ if (sign == 1) frac = ~frac + 1;
+ while (EXTRACTED64(frac, 0, 0) == 0) {
+ /*??? do the loop 0 times if (FRB) = max negative integer */
+ frac = INSERTED64(EXTRACTED64(frac, 1, 63), 0, 62);
+ exp = exp - 1;
+ }
+ Round_Float(processor, sign, &exp, &frac, FPSCR & fpscr_rn);
+ if (sign == 0) FPSCR_SET_FPRF(fpscr_rf_pos_normal_number);
+ if (sign == 1) FPSCR_SET_FPRF(fpscr_rf_pos_normal_number);
+ *frT = (INSERTED64(sign, 0, 0)
+ | INSERTED64(exp + 1023, 1, 11)
+ | INSERTED64(EXTRACTED64(frac, 1, 52), 12, 63));
+ GOTO(Done);
/**/
- Zero_Operand:
+ LABEL(Zero_Operand):
FPSCR_SET_FR(0);
FPSCR_SET_FI(0);
FPSCR_SET_FPRF(fpscr_rf_pos_zero);
*frT = 0;
- goto Done;
+ GOTO(Done);
/**/
- Done:
+ LABEL(Done):
+ PPC_INSN_FLOAT(FRT_BITMASK, FRB_BITMASK, Rc);
+
#
# I.4.6.7 Floating-Point Compare Instructions
#
0.63,6.BF,9./,11.FRA,16.FRB,21.0,31./:X:f:fcmpu:Floating Compare Unordered
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
FPSCR_BEGIN;
unsigned c;
if (is_NaN(*frA, 0) || is_NaN(*frB, 0))
if (is_SNaN(*frA, 0) || is_SNaN(*frB, 0))
FPSCR_OR_VX(fpscr_vxsnan);
FPSCR_END(0);
+ PPC_INSN_FLOAT_CR(0, FRA_BITMASK | FRB_BITMASK, BF_BITMASK);
+
0.63,6.BF,9./,11.FRA,16.FRB,21.32,31./:X:f:fcmpo:Floating Compare Ordered
+*601: PPC_UNIT_FPU, PPC_UNIT_FPU, 4, 4, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
FPSCR_BEGIN;
unsigned c;
if (is_NaN(*frA, 0) || is_NaN(*frB, 0))
FPSCR_OR_VX(fpscr_vxvc);
}
FPSCR_END(0);
+ PPC_INSN_FLOAT_CR(0, FRA_BITMASK | FRB_BITMASK, BF_BITMASK);
#
#
0.63,6.FRT,11./,16./,21.583,31.Rc:X:f::Move From FPSCR
+ FPSCR_BEGIN;
+ *frT = FPSCR;
+ FPSCR_END(Rc);
+
0.63,6.BF,9./,11.BFA,14./,16./,21.64,31./:X:f::Move to Condition Register from FPSCR
-0.64,6.BF,9./,11./,16.U,20./,21.134,31.Rc:X:f::Move To FPSCR Field Immediate
+ FPSCR_BEGIN;
+ unsigned field = FPSCR_FIELD(BFA);
+ CR_SET(BF, field);
+ FPSCR_SET(BFA, 0); /* FPSCR_END fixes up FEX/VX */
+ FPSCR_END(0);
+
+0.63,6.BF,9./,11./,16.U,20./,21.134,31.Rc:X:f::Move To FPSCR Field Immediate
+ FPSCR_BEGIN;
+ FPSCR_SET(BF, U);
+ FPSCR_END(Rc);
+
0.63,6./,7.FLM,15./,16.FRB,21.711,31.Rc:XFL:f::Move To FPSCR Fields
-0.63,6.BT,11./,16./,21.70,31.Rc:X:f::Move To FPSCR Bit 0
-0.63,6.BT,11./,16./,21.38,31.Rc:X:f::Move To FPSCR Bit 1
+ FPSCR_BEGIN;
+ int i;
+ for (i = 0; i < 8; i++) {
+ if ((FLM & BIT8(i))) {
+ FPSCR &= ~MASK32(i*4, i*4+3);
+ FPSCR |= MASKED32(*frB, i*4, i*4+3);
+ }
+ }
+ FPSCR_END(Rc);
+0.63,6.BT,11./,16./,21.70,31.Rc:X:f::Move To FPSCR Bit 0
+ FPSCR_BEGIN;
+ unsigned32 bit = BIT32(BT);
+ FPSCR &= ~bit;
+ FPSCR_END(Rc);
-#
-# I.A.1.1 Floating-Point Store Instruction
-#
-0.31,6.FRS,11.RA,16.RB,21.983,31./:X:f::Store Floating-Point as Integer Word Indexed
+0.63,6.BT,11./,16./,21.38,31.Rc:X:f::Move To FPSCR Bit 1
+ FPSCR_BEGIN;
+ unsigned32 bit = BIT32(BT);
+ if (bit & fpscr_fi)
+ bit |= fpscr_xx;
+ if ((bit & fpscr_vx_bits))
+ bit |= fpscr_fx;
+ /* note - omit vx bit */
+ if ((bit & (fpscr_ox | fpscr_ux | fpscr_zx | fpscr_xx)))
+ bit |= fpscr_fx;
+ FPSCR |= bit;
+ FPSCR_END(Rc);
#
# I.A.1.2 Floating-Point Arithmetic Instructions
#
-0.63,6.FRT,11./,16.FRB,21./,26.22,31.Rc:A:f::Floating Square Root
-0.59,6.FRT,11./,16.FRB,21./,26.22,31.Rc:A:f::Floating Square Root Single
+0.63,6.FRT,11./,16.FRB,21./,26.22,31.Rc:A:f,o::Floating Square Root
+ program_interrupt(processor, cia, optional_instruction_program_interrupt);
+
+0.59,6.FRT,11./,16.FRB,21./,26.22,31.Rc:A:f,o::Floating Square Root Single
+ program_interrupt(processor, cia, optional_instruction_program_interrupt);
+
+0.59,6.FRT,11./,16.FRB,21./,26.24,31.Rc:A:f,o::Floating Reciprocal Estimate Single
+ program_interrupt(processor, cia, optional_instruction_program_interrupt);
-0.59,6.FRT,11./,16.FRB,21./,26.24,31.Rc:A:f::Floating Reciprocal Estimate Single
-0.63,6.FRT,11./,16.FRB,21./,26.26,31.Rc:A:f::Floating Reciprocal Square Root Estimate
+0.63,6.FRT,11./,16.FRB,21./,26.26,31.Rc:A:f,o::Floating Reciprocal Square Root Estimate
+ program_interrupt(processor, cia, optional_instruction_program_interrupt);
#
# I.A.1.3 Floating-Point Select Instruction
#
-0.63,6.FRT,11.FRA,16.FRB,21.FRC,26.23,31.Rc:A:f::Floating Select
-
+0.63,6.FRT,11.FRA,16.FRB,21.FRC,26.23,31.Rc:A:f,o::Floating Select
+*601: PPC_UNIT_BAD, PPC_UNIT_BAD, 0, 0, 0
+*603: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*603e:PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+*604: PPC_UNIT_FPU, PPC_UNIT_FPU, 1, 3, 0
+ if (CURRENT_MODEL == MODEL_ppc601) {
+ program_interrupt(processor, cia, optional_instruction_program_interrupt);
+ } else {
+ unsigned64 zero = 0;
+ FPSCR_BEGIN;
+ if (is_NaN(*frA, 0) || is_less_than (frA, &zero)) *frT = *frB;
+ else *frT = *frC;
+ FPSCR_END(Rc);
+ PPC_INSN_FLOAT(FRT_BITMASK, FRA_BITMASK | FRB_BITMASK | FRC_BITMASK, Rc);
+ }
#
# II.3.2 Cache Management Instructions
#
0.31,6./,11.RA,16.RB,21.982,31./:X::icbi:Instruction Cache Block Invalidate
- ; /* nop for now */
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 1, 0
+ /* blindly flush all instruction cache entries */
+ #if WITH_IDECODE_CACHE_SIZE
+ cpu_flush_icache(processor);
+ #endif
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RB_BITMASK, 0);
0.19,6./,11./,16./,21.150,31./:XL::isync:Instruction Synchronize
- cpu_synchronize_context(processor);
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 1, 0
+ cpu_synchronize_context(processor, cia);
+ PPC_INSN_INT(0, 0, 0);
#
#
0.31,6./,11.RA,16.RB,21.278,31./:X:::Data Cache Block Touch
- ; /* nop for now */
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 2, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 2, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 1, 0
+ TRACE(trace_tbd,("Data Cache Block Touch\n"));
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RB_BITMASK, 0/*Rc*/);
0.31,6./,11.RA,16.RB,21.246,31./:X:::Data Cache Block Touch for Store
- ; /* nop for now */
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 2, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 2, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
+ TRACE(trace_tbd,("Data Cache Block Touch for Store\n"));
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RB_BITMASK, 0/*Rc*/);
0.31,6./,11.RA,16.RB,21.1014,31./:X:::Data Cache Block set to Zero
- ; /* nop for now */
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 10, 10, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 10, 10, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
+ TRACE(trace_tbd,("Data Cache Block set to Zero\n"));
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RB_BITMASK, 0/*Rc*/);
0.31,6./,11.RA,16.RB,21.54,31./:X:::Data Cache Block Store
- ; /* nop for now */
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 5, 5, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 5, 5, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 1, 0
+ TRACE(trace_tbd,("Data Cache Block Store\n"));
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RB_BITMASK, 0/*Rc*/);
0.31,6./,11.RA,16.RB,21.86,31./:X:::Data Cache Block Flush
- ; /* nop for now */
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 5, 5, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 5, 5, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 1, 0
+ TRACE(trace_tbd,("Data Cache Block Flush\n"));
+ PPC_INSN_INT(0, (RA_BITMASK & ~1) | RB_BITMASK, 0/*Rc*/);
#
-# II.3.3 Envorce In-order Execution of I/O Instruction
+# II.3.3 Enforce In-order Execution of I/O Instruction
#
0.31,6./,11./,16./,21.854,31./:X::eieio:Enforce In-order Execution of I/O
#
0.31,6.RT,11.tbr,21.371,31./:XFX::mftb:Move From Time Base
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 3, 3, 0
int n = (tbr{5:9} << 5) | tbr{0:4};
if (n == 268) {
if (is_64bit_implementation) *rT = TB;
# III.2.3.1 System Linkage Instructions
#
-#0.17,6./,11./,16./,30.1,31./:SC:::System Call
-0.19,6./,11./,16./,21.50,31./:XL:::Return From Interrupt
+0.19,6./,11./,16./,21.50,31./:XL::rfi:Return From Interrupt
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 3, 3, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 3, 3, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 3, 3, 0
+ if (IS_PROBLEM_STATE(processor)) {
+ program_interrupt(processor, cia,
+ privileged_instruction_program_interrupt);
+ }
+ else {
+ MSR = (MASKED(SRR1, 0, 32)
+ | MASKED(SRR1, 37, 41)
+ | MASKED(SRR1, 48, 63));
+ NIA = MASKED(SRR0, 0, 61);
+ cpu_synchronize_context(processor, cia);
+ check_masked_interrupts(processor);
+ }
#
# III.3.4.1 Move to/from System Register Instructions
#
-#0.31,6.RS,11.spr,21.467,31./:XFX:::Move To Special Purpose Register
-#0.31,6.RT,11.spr,21.339,31./:XFX:::Move From Special Purpose Register
+#0.31,6.RS,11.SPR,21.467,31./:XFX:::Move To Special Purpose Register
+#0.31,6.RT,11.SPR,21.339,31./:XFX:::Move From Special Purpose Register
0.31,6.RS,11./,16./,21.146,31./:X:::Move To Machine State Register
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 2, 2, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 2, 2, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 1, 1, 0
if (IS_PROBLEM_STATE(processor))
program_interrupt(processor, cia,
privileged_instruction_program_interrupt);
- else
+ else {
MSR = *rS;
+ check_masked_interrupts(processor);
+ }
+
0.31,6.RT,11./,16./,21.83,31./:X:::Move From Machine State Register
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 1, 1, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 3, 3, 0
if (IS_PROBLEM_STATE(processor))
program_interrupt(processor, cia,
privileged_instruction_program_interrupt);
- else
+ else {
*rT = MSR;
+ check_masked_interrupts(processor);
+ }
#
#
0.31,6./,11.RA,16.RB,21.470,31./:X::dcbi:Data Cache Block Invalidate
- ; /* nop for now */
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 2, 2, 0
+*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 2, 2, 0
+*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0
+ if (IS_PROBLEM_STATE(processor))
+ program_interrupt(processor, cia,
+ privileged_instruction_program_interrupt);
+ else
+ TRACE(trace_tbd,("Data Cache Block Invalidate\n"));
#
# III.4.11.2 Segment Register Manipulation Instructions
#
0.31,6.RS,11./,12.SR,16./,21.210,31./:X:32:mtsr %SR,%RS:Move To Segment Register
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 2, 2, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 2, 2, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 1, 1, 0
if (IS_PROBLEM_STATE(processor))
program_interrupt(processor, cia,
privileged_instruction_program_interrupt);
else
SEGREG(SR) = *rS;
+
0.31,6.RS,11./,16.RB,21.242,31./:X:32:mtsrin %RS,%RB:Move To Segment Register Indirect
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 2, 2, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 2, 2, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 1, 1, 0
if (IS_PROBLEM_STATE(processor))
program_interrupt(processor, cia,
privileged_instruction_program_interrupt);
else
SEGREG(EXTRACTED32(*rB, 0, 3)) = *rS;
+
0.31,6.RT,11./,12.SR,16./,21.595,31./:X:32:mfsr %RT,%RS:Move From Segment Register
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 2, 2, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 3, 3, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 3, 3, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 1, 1, 0
if (IS_PROBLEM_STATE(processor))
program_interrupt(processor, cia,
privileged_instruction_program_interrupt);
else
*rT = SEGREG(SR);
+
0.31,6.RT,11./,16.RB,21.659,31./:X:32:mfsrin %RT,%RB:Move From Segment Register Indirect
+*601: PPC_UNIT_IU, PPC_UNIT_IU, 2, 2, 0
+*603: PPC_UNIT_SRU, PPC_UNIT_SRU, 3, 3, 0
+*603e:PPC_UNIT_SRU, PPC_UNIT_SRU, 3, 3, 0
+*604: PPC_UNIT_MCIU, PPC_UNIT_MCIU, 1, 1, 0
if (IS_PROBLEM_STATE(processor))
program_interrupt(processor, cia,
privileged_instruction_program_interrupt);
#
0.31,6./,11./,16.RB,21.434,31./:X:64::SLB Invalidate Entry
+
0.31,6./,11./,16./,21.498,31./:X:64::SLB Invalidate All
0.31,6./,11./,16.RB,21.306,31./:X:::TLB Invalidate Entry
-0.31,6./,11./,16./,21.370,31./:X:::TLB Invalidate All
+ if (IS_PROBLEM_STATE(processor))
+ program_interrupt(processor, cia,
+ privileged_instruction_program_interrupt);
+ else {
+ int nr = 0;
+ cpu *proc;
+ while (1) {
+ proc = psim_cpu(cpu_system(processor), nr);
+ if (proc == NULL) break;
+ cpu_page_tlb_invalidate_entry(proc, *rB);
+ nr++;
+ }
+ }
-0.31,6./,11./,16./,21.566,31./:X:::TLB Sychronize
+0.31,6./,11./,16./,21.370,31./:X:::TLB Invalidate All
+ if (IS_PROBLEM_STATE(processor))
+ program_interrupt(processor, cia,
+ privileged_instruction_program_interrupt);
+ else {
+ int nr = 0;
+ cpu *proc;
+ while (1) {
+ proc = psim_cpu(cpu_system(processor), nr);
+ if (proc == NULL) break;
+ cpu_page_tlb_invalidate_all(proc);
+ nr++;
+ }
+ }
+0.31,6./,11./,16./,21.566,31./:X:::TLB Synchronize
+ /* nothing happens here - always in sync */
#
# III.A.1.2 External Access Instructions
#
0.31,6.RT,11.RA,16.RB,21.310,31./:X:earwax::External Control In Word Indexed
+
0.31,6.RS,11.RA,16.RB,21.438,31./:X:earwax::External Control Out Word Indexed
+
+:include:::altivec.igen
+:include:::e500.igen