/* spu.c -- Assembler for the IBM Synergistic Processing Unit (SPU)
- Copyright 2006 Free Software Foundation, Inc.
+ Copyright 2006, 2007 Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
#include "as.h"
#include "safe-ctype.h"
#include "subsegs.h"
-#include "opcode/spu.h"
#include "dwarf2dbg.h"
const struct spu_opcode spu_opcodes[] = {
static const char *get_imm (const char *param, struct spu_insn *insn, int arg);
static const char *get_reg (const char *param, struct spu_insn *insn, int arg,
int accept_expr);
-
static int calcop (struct spu_opcode *format, const char *param,
struct spu_insn *insn);
+static void spu_cons (int);
extern char *myname;
static struct hash_control *op_hash = NULL;
const pseudo_typeS md_pseudo_table[] =
{
{"align", s_align_ptwo, 4},
+ {"bss", s_lcomm_bytes, 1},
{"def", s_set, 0},
{"dfloat", float_cons, 'd'},
{"ffloat", float_cons, 'f'},
{"global", s_globl, 0},
{"half", cons, 2},
- {"bss", s_lcomm_bytes, 1},
+ {"int", spu_cons, 4},
+ {"long", spu_cons, 4},
+ {"quad", spu_cons, 8},
{"string", stringer, 1},
- {"word", cons, 4},
+ {"word", spu_cons, 4},
/* Force set to be treated as an instruction. */
{"set", NULL, 0},
{".set", s_set, 0},
+ /* Likewise for eqv. */
+ {"eqv", NULL, 0},
+ {".eqv", s_set, -1},
{"file", (void (*) PARAMS ((int))) dwarf2_directive_file, 0 },
{"loc", dwarf2_directive_loc, 0},
{0,0,0}
fixS *fixP;
bfd_reloc_code_real_type reloc = arg_encode[insn.reloc_arg[i]].reloc;
int pcrel = 0;
+
if (reloc == BFD_RELOC_SPU_PCREL9a
|| reloc == BFD_RELOC_SPU_PCREL9b
|| reloc == BFD_RELOC_SPU_PCREL16)
pcrel = 1;
- if (insn.flag[i] & 1)
+ if (insn.flag[i] == 1)
reloc = BFD_RELOC_SPU_HI16;
- else if (insn.flag[i] & 2)
+ else if (insn.flag[i] == 2)
reloc = BFD_RELOC_SPU_LO16;
fixP = fix_new_exp (frag_now,
thisfrag - frag_now->fr_literal,
&insn.exp[i],
pcrel,
reloc);
- fixP->tc_fix_data = insn.reloc_arg[i];
+ fixP->tc_fix_data.arg_format = insn.reloc_arg[i];
+ fixP->tc_fix_data.insn_tag = insn.tag;
}
dwarf2_emit_insn (4);
}
int low = 0, high = 0;
int reloc_i = insn->reloc_arg[0] >= 0 ? 1 : 0;
- if (strncmp (param, "%lo(", 4) == 0)
+ if (strncasecmp (param, "%lo(", 4) == 0)
{
param += 3;
low = 1;
as_warn (_("Using old style, %%lo(expr), please change to PPC style, expr@l."));
}
- else if (strncmp (param, "%hi(", 4) == 0)
+ else if (strncasecmp (param, "%hi(", 4) == 0)
{
param += 3;
high = 1;
as_warn (_("Using old style, %%hi(expr), please change to PPC style, expr@h."));
}
- else if (strncmp (param, "%pic(", 5) == 0)
+ else if (strncasecmp (param, "%pic(", 5) == 0)
{
/* Currently we expect %pic(expr) == expr, so do nothing here.
- * i.e. for code loaded at address 0 $toc will be 0. */
+ i.e. for code loaded at address 0 $toc will be 0. */
param += 4;
}
if (*param == '$')
{
/* Symbols can start with $, but if this symbol matches a register
- * name, it's probably a mistake. The only way to avoid this
- * warning is to rename the symbol. */
+ name, it's probably a mistake. The only way to avoid this
+ warning is to rename the symbol. */
struct spu_insn tmp_insn;
const char *np = get_reg (param, &tmp_insn, arg, 0);
input_line_pointer = save_ptr;
/* Similar to ppc_elf_suffix in tc-ppc.c. We have so few cases to
- * handle we do it inlined here. */
+ handle we do it inlined here. */
if (param[0] == '@' && !ISALNUM (param[2]) && param[2] != '@')
{
if (param[1] == 'h' || param[1] == 'H')
}
}
- val = insn->exp[reloc_i].X_add_number;
-
if (insn->exp[reloc_i].X_op == O_constant)
{
+ val = insn->exp[reloc_i].X_add_number;
+
if (emulate_apuasm)
{
/* Convert the value to a format we expect. */
{
insn->reloc_arg[reloc_i] = arg;
if (high)
- insn->flag[reloc_i] |= 1;
- if (low)
- insn->flag[reloc_i] |= 2;
+ insn->flag[reloc_i] = 1;
+ else if (low)
+ insn->flag[reloc_i] = 2;
}
return param;
}
#endif
+/* Support @ppu on symbols referenced in .int/.long/.word/.quad. */
+static void
+spu_cons (int nbytes)
+{
+ expressionS exp;
+
+ if (is_it_end_of_statement ())
+ {
+ demand_empty_rest_of_line ();
+ return;
+ }
+
+ do
+ {
+ deferred_expression (&exp);
+ if ((exp.X_op == O_symbol
+ || exp.X_op == O_constant)
+ && strncasecmp (input_line_pointer, "@ppu", 4) == 0)
+ {
+ char *p = frag_more (nbytes);
+ enum bfd_reloc_code_real reloc;
+
+ /* Check for identifier@suffix+constant. */
+ input_line_pointer += 4;
+ if (*input_line_pointer == '-' || *input_line_pointer == '+')
+ {
+ expressionS new_exp;
+
+ expression (&new_exp);
+ if (new_exp.X_op == O_constant)
+ exp.X_add_number += new_exp.X_add_number;
+ }
+
+ reloc = nbytes == 4 ? BFD_RELOC_SPU_PPU32 : BFD_RELOC_SPU_PPU64;
+ fix_new_exp (frag_now, p - frag_now->fr_literal, nbytes,
+ &exp, 0, reloc);
+ }
+ else
+ emit_expr (&exp, nbytes);
+ }
+ while (*input_line_pointer++ == ',');
+
+ /* Put terminator back into stream. */
+ input_line_pointer--;
+ demand_empty_rest_of_line ();
+}
+
int
md_estimate_size_before_relax (fragS *fragP ATTRIBUTE_UNUSED,
segT segment_type ATTRIBUTE_UNUSED)
*reloc->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy);
else if (fixp->fx_subsy)
*reloc->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_subsy);
+ else
+ abort ();
reloc->address = fixp->fx_frag->fr_address + fixp->fx_where;
reloc->howto = bfd_reloc_type_lookup (stdoutput, fixp->fx_r_type);
if (reloc->howto == (reloc_howto_type *) NULL)
fixP->fx_addnumber = val;
+ if (fixP->fx_r_type == BFD_RELOC_SPU_PPU32
+ || fixP->fx_r_type == BFD_RELOC_SPU_PPU64)
+ return;
+
if (fixP->fx_addsy == NULL && fixP->fx_pcrel == 0)
{
fixP->fx_done = 1;
res = 0;
- if (fixP->tc_fix_data > A_P)
+ if (fixP->tc_fix_data.arg_format > A_P)
{
- int hi = arg_encode[fixP->tc_fix_data].hi;
- int lo = arg_encode[fixP->tc_fix_data].lo;
+ int hi = arg_encode[fixP->tc_fix_data.arg_format].hi;
+ int lo = arg_encode[fixP->tc_fix_data.arg_format].lo;
if (hi > lo && ((offsetT) val < lo || (offsetT) val > hi))
as_bad_where (fixP->fx_file, fixP->fx_line,
"Relocation doesn't fit. (relocation value = 0x%lx)",
projects / deliverable / binutils-gdb.git / blobdiff