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* config/tc-i386.h (RegMMX): Define.

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* config/tc-i386.c (pi): Check for all register types.
	(type_names): Add RegMMX.
	(md_assemble): Handle RegMMX.
This commit is contained in:
Ian Lance Taylor
1997-05-05 21:18:17 +00:00
parent 3abaf93062
commit 454b0ccda0
2 changed files with 56 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
gas/ChangeLog
View File

@ -1,3 +1,22 @@
Mon May 5 17:16:55 1997 Ian Lance Taylor <ian@cygnus.com>
* config/tc-i386.h (RegMMX): Define.
* config/tc-i386.c (pi): Check for all register types.
(type_names): Add RegMMX.
(md_assemble): Handle RegMMX.
Wed Apr 30 12:47:00 1997 Manfred Hollstein <manfred@s-direktnet.de>
* config/obj-coff.c (c_section_symbol): Clear the LOCAL bit #ifdef
TE_DELTA.
Tue Apr 29 20:23:10 1997 Jim Wilson <wilson@cygnus.com>
* config/tc-mips.c (nopic_need_relax): Add new parameter
before_relaxing. Use it when testing ecoff_extern_size.
(load_address, macro, md_estimate_size_before_relax): Fix all
callers.
Tue Apr 29 19:54:36 1997 Richard Henderson <rth@tamu.edu> Tue Apr 29 19:54:36 1997 Richard Henderson <rth@tamu.edu>
* config/obj-elf.c (elf_pseudo_table): Add "subsection". * config/obj-elf.c (elf_pseudo_table): Add "subsection".

60
gas/config/tc-i386.c
View File

@ -638,7 +638,7 @@ pi (line, x)
fprintf (stdout, " #%d: ", i + 1); fprintf (stdout, " #%d: ", i + 1);
pt (x->types[i]); pt (x->types[i]);
fprintf (stdout, "\n"); fprintf (stdout, "\n");
if (x->types[i] & Reg) if (x->types[i] & (Reg | SReg2 | SReg3 | Control | Debug | Test))
fprintf (stdout, "%s\n", x->regs[i]->reg_name); fprintf (stdout, "%s\n", x->regs[i]->reg_name);
if (x->types[i] & Imm) if (x->types[i] & Imm)
pe (x->imms[i]); pe (x->imms[i]);
@ -737,6 +737,7 @@ type_names[] =
{ FloatReg, "FReg" }, { FloatReg, "FReg" },
{ FloatAcc, "FAcc" }, { FloatAcc, "FAcc" },
{ JumpAbsolute, "Jump Absolute" }, { JumpAbsolute, "Jump Absolute" },
{ RegMMX, "rMMX" },
{ 0, "" } { 0, "" }
}; };
@ -789,14 +790,6 @@ reloc (size, pcrel, other)
pcrel ? "pc-relative " : ""); pcrel ? "pc-relative " : "");
return BFD_RELOC_NONE; return BFD_RELOC_NONE;
} }
#else
#define reloc(SIZE,PCREL,OTHER) 0
#define BFD_RELOC_32 0
#define BFD_RELOC_32_PCREL 0
#define BFD_RELOC_386_PLT32 0
#define BFD_RELOC_386_GOT32 0
#define BFD_RELOC_386_GOTOFF 0
#endif
/* /*
* Here we decide which fixups can be adjusted to make them relative to * Here we decide which fixups can be adjusted to make them relative to
@ -812,20 +805,24 @@ tc_i386_fix_adjustable(fixP)
/* Prevent all adjustments to global symbols. */ /* Prevent all adjustments to global symbols. */
if (S_IS_EXTERN (fixP->fx_addsy)) if (S_IS_EXTERN (fixP->fx_addsy))
return 0; return 0;
#ifdef BFD_ASSEMBLER
if (S_IS_WEAK (fixP->fx_addsy)) if (S_IS_WEAK (fixP->fx_addsy))
return 0; return 0;
#endif /* BFD_ASSEMBLER */
#endif /* ! defined (OBJ_AOUT) */ #endif /* ! defined (OBJ_AOUT) */
#ifdef BFD_ASSEMBLER
/* adjust_reloc_syms doesn't know about the GOT */ /* adjust_reloc_syms doesn't know about the GOT */
if (fixP->fx_r_type == BFD_RELOC_386_GOTOFF if (fixP->fx_r_type == BFD_RELOC_386_GOTOFF
|| fixP->fx_r_type == BFD_RELOC_386_PLT32 || fixP->fx_r_type == BFD_RELOC_386_PLT32
|| fixP->fx_r_type == BFD_RELOC_386_GOT32) || fixP->fx_r_type == BFD_RELOC_386_GOT32)
return 0; return 0;
#endif
return 1; return 1;
} }
#else
#define reloc(SIZE,PCREL,OTHER) 0
#define BFD_RELOC_32 0
#define BFD_RELOC_32_PCREL 0
#define BFD_RELOC_386_PLT32 0
#define BFD_RELOC_386_GOT32 0
#define BFD_RELOC_386_GOTOFF 0
#endif
/* This is the guts of the machine-dependent assembler. LINE points to a /* This is the guts of the machine-dependent assembler. LINE points to a
machine dependent instruction. This function is supposed to emit machine dependent instruction. This function is supposed to emit
@ -1419,14 +1416,23 @@ md_assemble (line)
if (i.reg_operands == 2) if (i.reg_operands == 2)
{ {
unsigned int source, dest; unsigned int source, dest;
source = (i.types[0] & (Reg | SReg2 | SReg3 | Control | Debug | Test)) ? 0 : 1; source = ((i.types[0]
& (Reg
| SReg2
| SReg3
| Control
| Debug
| Test
| RegMMX))
? 0 : 1);
dest = source + 1; dest = source + 1;
i.rm.mode = 3; i.rm.mode = 3;
/* We must be careful to make sure that all /* We must be careful to make sure that all
segment/control/test/debug registers go into the i.rm.reg segment/control/test/debug/MMX registers go into
field (despite the whether they are source or destination the i.rm.reg field (despite the whether they are
operands). */ source or destination operands). */
if (i.regs[dest]->reg_type & (SReg2 | SReg3 | Control | Debug | Test)) if (i.regs[dest]->reg_type
& (SReg2 | SReg3 | Control | Debug | Test | RegMMX))
{ {
i.rm.reg = i.regs[dest]->reg_num; i.rm.reg = i.regs[dest]->reg_num;
i.rm.regmem = i.regs[source]->reg_num; i.rm.regmem = i.regs[source]->reg_num;
@ -1554,15 +1560,23 @@ md_assemble (line)
} }
} }
/* Fill in i.rm.reg or i.rm.regmem field with register operand /* Fill in i.rm.reg or i.rm.regmem field with register
(if any) based on t->extension_opcode. Again, we must be operand (if any) based on
careful to make sure that segment/control/debug/test t->extension_opcode. Again, we must be careful to
make sure that segment/control/debug/test/MMX
registers are coded into the i.rm.reg field. */ registers are coded into the i.rm.reg field. */
if (i.reg_operands) if (i.reg_operands)
{ {
unsigned int op = unsigned int op =
(i.types[0] & (Reg | SReg2 | SReg3 | Control | Debug | Test)) ? 0 : ((i.types[0]
(i.types[1] & (Reg | SReg2 | SReg3 | Control | Debug | Test)) ? 1 : 2; & (Reg | SReg2 | SReg3 | Control | Debug
| Test | RegMMX))
? 0
: ((i.types[1]
& (Reg | SReg2 | SReg3 | Control | Debug
| Test | RegMMX))
? 1
: 2));
/* If there is an extension opcode to put here, the /* If there is an extension opcode to put here, the
register number must be put into the regmem field. */ register number must be put into the regmem field. */
if (t->extension_opcode != None) if (t->extension_opcode != None)