X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=sim%2Fd10v%2FChangeLog;h=b6eeed6837c2a4a1233a6744794ed9296f2adb87;hb=08db4a658e9a7b23cd2cb6953f33a7a7dbc486f8;hp=57f9f1ae300b644d715523d42fd6e185f8178a79;hpb=ea2155e858687fdef42d6aa0cacb9752d90f089a;p=deliverable%2Fbinutils-gdb.git diff --git a/sim/d10v/ChangeLog b/sim/d10v/ChangeLog index 57f9f1ae30..b6eeed6837 100644 --- a/sim/d10v/ChangeLog +++ b/sim/d10v/ChangeLog @@ -1,3 +1,373 @@ +Wed Apr 2 15:06:28 1997 Doug Evans + + * interp.c (sim_open): New arg `kind'. + + * configure: Regenerated to track ../common/aclocal.m4 changes. + +Wed Apr 2 14:34:19 1997 Andrew Cagney + + * configure: Regenerated to track ../common/aclocal.m4 changes. + +Mon Mar 17 15:10:07 1997 Andrew Cagney + + * configure: Re-generate. + +Fri Mar 14 10:34:11 1997 Michael Meissner + + * configure: Regenerate to track ../common/aclocal.m4 changes. + + * simops.c (OP_5F00): Remove old traps 1-3. Make trap 15 the same + as trap 0, which will be deprecated. Only set errno, if an error + in fact was returned. + +Thu Mar 13 12:41:20 1997 Doug Evans + + * interp.c: Delete redundant prototypes of sim_foo fns. + (sim_open): New SIM_DESC result. Argument is now in argv form. + (other sim_*): New SIM_DESC argument. + +Thu Mar 13 10:29:04 1997 Michael Meissner + + * simops.c (trace_{input,output}_func): Call flush_stdout from the + callback functions. + (OP_5F00): Ditto. + (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer. + (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in + setting the carry bit after an add or a subtract. + +Wed Feb 12 16:04:15 1997 Michael Meissner + + * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom + 40 bits of accumulators. Sign/zero extend as appropriate. + +Tue Feb 4 13:33:30 1997 Doug Evans + + * Makefile.in (@COMMON_MAKEFILE_FRAG): Use + COMMON_{PRE,POST}_CONFIG_FRAG instead. + * configure.in: sinclude ../common/aclocal.m4. + * configure: Regenerated. + +Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com) + + * configure configure.in Makefile.in: Update to new configure + scheme which is more compatible with WinGDB builds. + * configure.in: Improve comment on how to run autoconf. + * configure: Re-run autoconf to get new ../common/aclocal.m4. + * Makefile.in: Use autoconf substitution to install common + makefile fragment. + +Fri Dec 27 22:54:05 1996 Angela Marie Thomas (angela@cygnus.com) + + * gencode.c: patch to not #include "d10v_sim.h" which + unecessarily includes bfd.h and causes wingdb configure + to fail. + +Mon Dec 16 13:39:03 1996 Martin M. Hunt + + * interp.c (xfer_mem): Change unified memory to 0x0. + +Thu Nov 28 20:42:56 1996 Michael Meissner + + * simops.c (OP_3E01): Fix tracing information. + (OP_300{0,1}): Do not propigate sign. + +Mon Nov 25 19:47:40 1996 Doug Evans + + * config.in (WORDS_BIGENDIAN): Add. + * configure: Regenerated. + * d10v_sim.h: #include "config.h" + +Sat Nov 23 09:34:50 1996 Michael Meissner + + * gencode.c (write_opcodes): Eliminate warnings when generated + table.c is compiled. + +Wed Nov 20 19:41:40 1996 Michael Meissner + + * interp.c (sim_open): Cast result of calloc, and make sure NULL + was not returned. + (dmem_addr): If address is illegal or in I/O space, signal a bus + error. + (pc_addr): Signal bus error, not illegal instruction for bogus + pc. + +Wed Nov 20 01:23:03 1996 Doug Evans + + * Makefile.in: Delete all stuff moved to ../common/Make-common.in. + (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define. + * configure.in: Simplify using macros in ../common/aclocal.m4. + Call AC_CHECK_HEADERS(unistd.h). + * configure: Regenerated. + * config.in: New file. + * interp.c: #include "callback.h". + * simops.c: #include "config.h". #include if present. + +Fri Nov 8 16:19:55 1996 Martin M. Hunt + + * d10v-sim.h (simops): Add flag is_long. + (State): Add pc_changed. Instructions which update the PC should + use the JMP macro which sets this. + (JMP): New macro. Sets the PC and the pc_changed flag. + + * gencode.c (write_opcodes): Add is_long field. + + * interp.c (lookup_hash): If we blindly apply a short opcode's mask + to a long opcode we could get a false match. Check the opcode size. + (hash): Add a size field to the hash table. + (sim_open): Initialize size field in hash table. + (sim_resume): Change to logic for setting the PC. Used to increment the + PC if it had not been changed. This didn't allow single-instruction loops. + Now checks the flag State.pc_changed. Also now stops when ^C is received. + (dmem_addr): Fix translation of data segments to unified memory. + (sim_ctrl_c): New function. When ^C is received, set stop_simulator flag. + + * simops.c: Changed all branch and jump instructions to use new JMP macro. + (OP_20000000): Corrected trace information to show this is a ldi.l, not + a ldi.s instruction. + +Thu Oct 31 19:13:55 1996 Martin M. Hunt + + * interp.c (sim_fetch_register, sim_store_register): Fix bug where + updating the accumulators was overwriting other parts of the global + State variable. + +Wed Oct 30 17:35:14 1996 Michael Meissner + + * interp.c (bfd.h) Don't include it here any more. + (text{,_start,_end}): Move here from simops.c and make extern. + (decode_pc): New function to return the PC as an address that the + debugger can use. + (dmem_addr): Print decoded PC in error message. + (pc_addr): Ditto. + + * simops.c (bfd.h) Don't include it here any more. + (text{,_start,_end}): Move to simops.c. + (trace_input_func): Move decoding of PC, and looking up .text + start to decode_pc. + + * d10v_sim.h (bfd.h): Include it here. + (text{,_start,_end}): Add external declarations. + (exec_bfd): Ditto. + (decode_pc): Ditto. + +Tue Oct 29 12:13:52 1996 Martin M. Hunt + + * interp.c (sim_size): Now allocates unified memory for imap segments + 0,1,2, and 127. Initializes imap0 and imap1 to 0x1000. Initializes dmap to 0. + (sim_write): Just call xfer_mem(). + (sim_read): Just call xfer_mem(). + (xfer_mem): New function. Does appropriate memory mapping and copies bytes. + (dmem_addr): New function. Reads dmap register and translates data + addresses to local addresses. + (pc_addr): New function. Reads imap register and computes local address + corresponding to contents of the PC. + (sim_resume): Change to use pc_addr(). + (sim_create_inferior): Change reinitialization code. Also reinitializes + imap[01] and dmap. + (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap. + (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap. + + * simops.c (MEMPTR): Redefine to use dmem_addr(). + (OP_5F00): Replace references to STate.imem with dmem_addr(). + + * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128]. + (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr(). + (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define. + +Tue Oct 22 15:22:33 1996 Michael Meissner + + * d10v_sim.h (_ins_type): Reorganize, so that we can provide + better statistics, like not counting NOPS as parallel + instructions, and printing total cycles. + (ins_type_counters): Make unsigned long. + (left_nops,right_nops): Fold into ins_type_counters. + + * simops.c (trace_input_func): Print new instruction types. + Handle OP_R2R3 as input types. + (OP_{38000000,7000}): Correctly sign extend bytes. + (OP_5E00): Don't count NOPs as parallel instructions. + (OP_460B): Remove unused variable. + (OP_5F00): Ditto. + + * interp.c (ins_type_counters): Make unsigned long. + (left_nops,right_nops): Delete. + (most functions): Add prototypes. + (INLINE): If GCC and optimize define as __inline__. + ({,lookup_}hash,get_operands): Declare as INLINE. + (do_parallel): Count conditional operations. + (add_commas): New function, to add commas every 3 digits. + (sim_size): Call add_commas to print numbers. + (sim_{open,resume}): Delete unused variables. + (sim_info): Provide better statistics. + (sim_read): Add int return type. + +Mon Oct 21 16:16:26 1996 Martin M. Hunt + + * interp.c (sim_resume): Change the way single-stepping and exceptions + are handled so single-stepping works again. + +Thu Oct 17 12:24:16 1996 Michael Meissner + + * endian.c: Optimize simulated loads/stores on x86, AIX, and big + endian hosts. + + * configure.in (--enable-sim-bswap): New switch to enable using + the BSWAP instruction on x86's. + * configure: Regenerate. + + * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap + support. + +Wed Oct 16 13:50:06 1996 Michael Meissner + + * endian.c: New file. Move endian functions here from interp.c. + Optimize code, and make it work as either inline functions or as a + separate file. + + * interp.c: Move endian functions from here to endian.c. + + * Makefile.in (INCLUDE): Add endian.c. + (run,libsim.a): Add dependency on endian.o. + (endian.o): Add dependency. + + * d10v_sim.h (read/write support): Always go through the machine + independent endian functions. If compiling with GCC and + optimizing, include endian.c so the endian functions are inlined. + + * simops.c (OP_5F00): Correct tracing of accumulators. + +Tue Oct 15 10:57:50 1996 Michael Meissner + + * simops.c (OP_5F00): Add support for getpid, kill system calls. + + * interp.c (do_{2_short,parallel}): If an exception is raised, + don't execute the second instruction. + +Sat Oct 12 22:17:43 1996 Michael Meissner + + * simops.c (OP_{31000000,6601,6201,6200}): Store address in a + temporary in case the register is overriden when loading. + (OP_6200): Output type is OP_DREG for tracing. + +Fri Oct 4 23:46:18 1996 Michael Meissner + + * d10v_sim.h (struct _state): Add mem_{min,max} fields. + + * interp.c (sim_size): Initialize mem_{min,max} fields. + (sim_write): Update mem_{min,max} fields. + (sim_resume): If PC is not in the minimum/maximum memory range, + abort. + (sim_create_inferior): Preserve mem_{min,max} fields. + +Fri Sep 27 13:11:58 1996 Mark Alexander + + * simops.c (OP_5F00): Add support for time() system call. + +Wed Sep 25 16:31:41 1996 Michael Meissner + + * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being + stored if tracing. + (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for + system calls. + +Mon Sep 23 17:55:30 1996 Michael Meissner + + * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}. + (trace_input_func): Add support for OP_{CONSTANT8,R2,R3}. + (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3 + to call/subroutine returns to trace the first two arguments and + the return value. For small jumps, use CONSTANT8, not CONSTANT16. + +Fri Sep 20 15:36:45 1996 Martin M. Hunt + + * interp.c (sim_create_inferior): Reinitialize State every time + sim_create_inferior() is called. + +Thu Sep 19 21:38:20 1996 Michael Meissner + + * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right + on comparisons. + (OP_401): Fix tracing information. + +Thu Sep 19 10:30:22 1996 Michael Meissner + + * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output. + (trace_input_func): Use them. + (trace_input_func): Make sure there is a trailing space after the + instruction. + (OP_6200): Fix tracing info. + + * Makefile.in (run): Add dependencies on libbfd.a and + libiberity.a. + +Wed Sep 18 09:13:25 1996 Michael Meissner + + * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line + numbers and function names in debug trace. + (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and + DEBUG_LINE_NUMBER. + (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction + and exit system call trap being executed. + + * interp.c (sim_stop_reason): Set exit code correctly for stop + instruction and exit system call trap. + + * configure.in (--enable-sim-cflags): Remove trace case. + (--enable-sim-debug): New switch to set the debug values. + * configure: Regenerate. + + * simops.c (trace_{input,output}_func): Rename from + trace_{input,output}. + (trace_{input,output}): Call trace_{input,output}_func if + d10v_debug is non-zero. + (SIZE_INSTRUCTION): Cut down to 8. + (SIZE_OPERANDS): Cut down to 18. + (SIZE_LOCATION): New value for size of line number, function name + field. + (init_text_p,text{,_start,_end}): New static variables for + printing line number and function name. + (exec_bfd): New external that run.c sets. + (trace_input_func): Print line number and function name if + available and if desired. + (OP_4E09): Don't print out DBT message. + (OP_5FE0): Set exception field to SIG_D10V_STOP. + (OP_5F00): Set exception field to SIG_D10V_EXIT. + +Sat Sep 14 22:18:43 1996 Michael Meissner + + * interp.c (do_2_short): If the instruction encodes jump->ins, + don't do the second instruction if the jump succeeds. + +Fri Sep 13 22:35:19 1996 Michael Meissner + + * simops.c (OP_5F00): Use unknown traps to print all GPRs, + accumulators, PC, and F0/F1/C flags. + +Thu Sep 12 12:50:11 1996 Mark Alexander + + * simops.c (OP_5F00): Fix problems with system calls. + +Thu Sep 12 12:19:28 1996 Michael Meissner + + * simops.c (OP_5F00): Correct tracing information for trap. + +Wed Sep 11 18:55:50 1996 Michael Meissner + + * Makefile.in (CSEARCH): Correctly find opcodes directory. + +Mon Sep 9 13:27:26 1996 Michael Meissner + + * simops.c (trace_output): Properly align accumulator output. + (OP_3{0,2,4}00): Properly parenthesize test expression. Add error + if shift count is too high. + (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book. + (OP_4E09): Make cpfg properly trace the input flags. + (op_types): Add OP_FLAG_OUTPUT. + (trace_{input,output}): Support OP_FLAG_OUTPUT. + (OP_31000000): This ld2w varient is a 16-bit memory reference, not + an 8-bit memory reference instruction for tracing purposes. + (OP_201): Addi needs to set the carry. + Fri Sep 6 17:56:17 1996 Martin M. Hunt * simops.c (OP_2600, OP_2601): Changed min and max comparisons