* i386.h: Change DW to W for cmpxchg and xadd, since they don't

take a direction bit.
This commit is contained in:
Ian Lance Taylor 1997-03-21 00:53:24 +00:00
parent 35cfacf0da
commit 527cabaf29
2 changed files with 77 additions and 27 deletions

View File

@ -1,3 +1,14 @@
Thu Mar 20 19:49:10 1997 Ian Lance Taylor <ian@cygnus.com>
* i386.h: Change DW to W for cmpxchg and xadd, since they don't
take a direction bit.
start-sanitize-coldfire
Wed Mar 19 06:24:58 1997 J.T. Conklin <jtc@cygnus.com>
* m68k.h (mcfmac, mcfdiv): New macros.
end-sanitize-coldfire
Sat Mar 15 19:03:29 1997 H.J. Lu <hjl@lucon.org> Sat Mar 15 19:03:29 1997 H.J. Lu <hjl@lucon.org>
* sparc.h (sparc_opcode_lookup_arch): Use full prototype. * sparc.h (sparc_opcode_lookup_arch): Use full prototype.

View File

@ -1,5 +1,5 @@
/* i386-opcode.h -- Intel 80386 opcode table /* i386-opcode.h -- Intel 80386 opcode table
Copyright 1989, 1991, 1992 Free Software Foundation. Copyright 1989, 91, 92, 93, 94, 95, 1996 Free Software Foundation.
This file is part of GAS, the GNU Assembler, and GDB, the GNU Debugger. This file is part of GAS, the GNU Assembler, and GDB, the GNU Debugger.
@ -99,12 +99,12 @@ static const template i386_optab[] = {
{"cmc", 0, 0xf5, _, NoModrm, { 0, 0, 0} }, {"cmc", 0, 0xf5, _, NoModrm, { 0, 0, 0} },
{"lahf", 0, 0x9f, _, NoModrm, { 0, 0, 0} }, {"lahf", 0, 0x9f, _, NoModrm, { 0, 0, 0} },
{"sahf", 0, 0x9e, _, NoModrm, { 0, 0, 0} }, {"sahf", 0, 0x9e, _, NoModrm, { 0, 0, 0} },
{"pushf", 0, 0x9c, _, NoModrm|Data32, { 0, 0, 0} },
{"popf", 0, 0x9d, _, NoModrm|Data32, { 0, 0, 0} },
{"pushfl", 0, 0x9c, _, NoModrm|Data32, { 0, 0, 0} }, {"pushfl", 0, 0x9c, _, NoModrm|Data32, { 0, 0, 0} },
{"popfl", 0, 0x9d, _, NoModrm|Data32, { 0, 0, 0} }, {"popfl", 0, 0x9d, _, NoModrm|Data32, { 0, 0, 0} },
{"pushfw", 0, 0x9c, _, NoModrm|Data16, { 0, 0, 0} }, {"pushfw", 0, 0x9c, _, NoModrm|Data16, { 0, 0, 0} },
{"popfw", 0, 0x9d, _, NoModrm|Data16, { 0, 0, 0} }, {"popfw", 0, 0x9d, _, NoModrm|Data16, { 0, 0, 0} },
{"pushf", 0, 0x9c, _, NoModrm, { 0, 0, 0} },
{"popf", 0, 0x9d, _, NoModrm, { 0, 0, 0} },
{"stc", 0, 0xf9, _, NoModrm, { 0, 0, 0} }, {"stc", 0, 0xf9, _, NoModrm, { 0, 0, 0} },
{"std", 0, 0xfd, _, NoModrm, { 0, 0, 0} }, {"std", 0, 0xfd, _, NoModrm, { 0, 0, 0} },
{"sti", 0, 0xfb, _, NoModrm, { 0, 0, 0} }, {"sti", 0, 0xfb, _, NoModrm, { 0, 0, 0} },
@ -263,7 +263,7 @@ static const template i386_optab[] = {
{"call", 1, 0xff, 2, Modrm|Data32, { Reg|Mem|JumpAbsolute, 0, 0} }, {"call", 1, 0xff, 2, Modrm|Data32, { Reg|Mem|JumpAbsolute, 0, 0} },
{"callw", 1, 0xff, 2, Modrm|Data16, { Reg|Mem|JumpAbsolute, 0, 0} }, {"callw", 1, 0xff, 2, Modrm|Data16, { Reg|Mem|JumpAbsolute, 0, 0} },
#define CALL_FAR_IMMEDIATE 0x9a #define CALL_FAR_IMMEDIATE 0x9a
{"lcall", 2, 0x9a, _, JumpInterSegment, { Imm16, Abs32|Imm32, 0} }, {"lcall", 2, 0x9a, _, JumpInterSegment, { Imm16, Imm32, 0} },
{"lcall", 1, 0xff, 3, Modrm|Data32, { Mem, 0, 0} }, {"lcall", 1, 0xff, 3, Modrm|Data32, { Mem, 0, 0} },
{"lcallw", 1, 0xff, 3, Modrm|Data16, { Mem, 0, 0} }, {"lcallw", 1, 0xff, 3, Modrm|Data16, { Mem, 0, 0} },
@ -556,8 +556,9 @@ static const template i386_optab[] = {
{"fadd", 1, 0xd8c0, _, ShortForm, { FloatReg, 0, 0} }, {"fadd", 1, 0xd8c0, _, ShortForm, { FloatReg, 0, 0} },
{"fadd", 2, 0xd8c0, _, ShortForm|FloatD, { FloatReg, FloatAcc, 0} }, {"fadd", 2, 0xd8c0, _, ShortForm|FloatD, { FloatReg, FloatAcc, 0} },
{"fadd", 0, 0xdcc1, _, NoModrm, { 0, 0, 0} }, /* alias for fadd %st, %st(1) */ {"fadd", 0, 0xdcc1, _, NoModrm, { 0, 0, 0} }, /* alias for fadd %st, %st(1) */
{"faddp", 1, 0xdac0, _, ShortForm, { FloatReg, 0, 0} }, {"faddp", 1, 0xdec0, _, ShortForm, { FloatReg, 0, 0} },
{"faddp", 2, 0xdac0, _, ShortForm|FloatD, { FloatReg, FloatAcc, 0} }, {"faddp", 2, 0xdec0, _, ShortForm, { FloatReg, FloatAcc, 0} },
{"faddp", 2, 0xdec0, _, ShortForm, { FloatAcc, FloatReg, 0} },
{"faddp", 0, 0xdec1, _, NoModrm, { 0, 0, 0} }, /* alias for faddp %st, %st(1) */ {"faddp", 0, 0xdec1, _, NoModrm, { 0, 0, 0} }, /* alias for faddp %st, %st(1) */
{"fadds", 1, 0xd8, 0, Modrm, { Mem, 0, 0} }, {"fadds", 1, 0xd8, 0, Modrm, { Mem, 0, 0} },
{"fiaddl", 1, 0xda, 0, Modrm, { Mem, 0, 0} }, {"fiaddl", 1, 0xda, 0, Modrm, { Mem, 0, 0} },
@ -575,8 +576,8 @@ static const template i386_optab[] = {
{"fsub", 2, 0xdce0, _, ShortForm, { FloatAcc, FloatReg, 0} }, {"fsub", 2, 0xdce0, _, ShortForm, { FloatAcc, FloatReg, 0} },
#endif #endif
{"fsub", 0, 0xdce1, _, NoModrm, { 0, 0, 0} }, {"fsub", 0, 0xdce1, _, NoModrm, { 0, 0, 0} },
{"fsubp", 1, 0xdae0, _, ShortForm, { FloatReg, 0, 0} }, {"fsubp", 1, 0xdee0, _, ShortForm, { FloatReg, 0, 0} },
{"fsubp", 2, 0xdae0, _, ShortForm, { FloatReg, FloatAcc, 0} }, {"fsubp", 2, 0xdee0, _, ShortForm, { FloatReg, FloatAcc, 0} },
#ifdef NON_BROKEN_OPCODES #ifdef NON_BROKEN_OPCODES
{"fsubp", 2, 0xdee8, _, ShortForm, { FloatAcc, FloatReg, 0} }, {"fsubp", 2, 0xdee8, _, ShortForm, { FloatAcc, FloatReg, 0} },
#else #else
@ -597,8 +598,8 @@ static const template i386_optab[] = {
{"fsubr", 2, 0xdce8, _, ShortForm, { FloatAcc, FloatReg, 0} }, {"fsubr", 2, 0xdce8, _, ShortForm, { FloatAcc, FloatReg, 0} },
#endif #endif
{"fsubr", 0, 0xdce9, _, NoModrm, { 0, 0, 0} }, {"fsubr", 0, 0xdce9, _, NoModrm, { 0, 0, 0} },
{"fsubrp", 1, 0xdae8, _, ShortForm, { FloatReg, 0, 0} }, {"fsubrp", 1, 0xdee8, _, ShortForm, { FloatReg, 0, 0} },
{"fsubrp", 2, 0xdae8, _, ShortForm, { FloatReg, FloatAcc, 0} }, {"fsubrp", 2, 0xdee8, _, ShortForm, { FloatReg, FloatAcc, 0} },
#ifdef NON_BROKEN_OPCODES #ifdef NON_BROKEN_OPCODES
{"fsubrp", 2, 0xdee0, _, ShortForm, { FloatAcc, FloatReg, 0} }, {"fsubrp", 2, 0xdee0, _, ShortForm, { FloatAcc, FloatReg, 0} },
#else #else
@ -614,8 +615,9 @@ static const template i386_optab[] = {
{"fmul", 1, 0xd8c8, _, ShortForm, { FloatReg, 0, 0} }, {"fmul", 1, 0xd8c8, _, ShortForm, { FloatReg, 0, 0} },
{"fmul", 2, 0xd8c8, _, ShortForm|FloatD, { FloatReg, FloatAcc, 0} }, {"fmul", 2, 0xd8c8, _, ShortForm|FloatD, { FloatReg, FloatAcc, 0} },
{"fmul", 0, 0xdcc9, _, NoModrm, { 0, 0, 0} }, {"fmul", 0, 0xdcc9, _, NoModrm, { 0, 0, 0} },
{"fmulp", 1, 0xdac8, _, ShortForm, { FloatReg, 0, 0} }, {"fmulp", 1, 0xdec8, _, ShortForm, { FloatReg, 0, 0} },
{"fmulp", 2, 0xdac8, _, ShortForm|FloatD, { FloatReg, FloatAcc, 0} }, {"fmulp", 2, 0xdec8, _, ShortForm, { FloatReg, FloatAcc, 0} },
{"fmulp", 2, 0xdec8, _, ShortForm, { FloatAcc, FloatReg, 0} },
{"fmulp", 0, 0xdec9, _, NoModrm, { 0, 0, 0} }, {"fmulp", 0, 0xdec9, _, NoModrm, { 0, 0, 0} },
{"fmuls", 1, 0xd8, 1, Modrm, { Mem, 0, 0} }, {"fmuls", 1, 0xd8, 1, Modrm, { Mem, 0, 0} },
{"fimull", 1, 0xda, 1, Modrm, { Mem, 0, 0} }, {"fimull", 1, 0xda, 1, Modrm, { Mem, 0, 0} },
@ -633,8 +635,8 @@ static const template i386_optab[] = {
{"fdiv", 2, 0xdcf0, _, ShortForm, { FloatAcc, FloatReg, 0} }, {"fdiv", 2, 0xdcf0, _, ShortForm, { FloatAcc, FloatReg, 0} },
#endif #endif
{"fdiv", 0, 0xdcf1, _, NoModrm, { 0, 0, 0} }, {"fdiv", 0, 0xdcf1, _, NoModrm, { 0, 0, 0} },
{"fdivp", 1, 0xdaf0, _, ShortForm, { FloatReg, 0, 0} }, {"fdivp", 1, 0xdef0, _, ShortForm, { FloatReg, 0, 0} },
{"fdivp", 2, 0xdaf0, _, ShortForm, { FloatReg, FloatAcc, 0} }, {"fdivp", 2, 0xdef0, _, ShortForm, { FloatReg, FloatAcc, 0} },
#ifdef NON_BROKEN_OPCODES #ifdef NON_BROKEN_OPCODES
{"fdivp", 2, 0xdef8, _, ShortForm, { FloatAcc, FloatReg, 0} }, {"fdivp", 2, 0xdef8, _, ShortForm, { FloatAcc, FloatReg, 0} },
#else #else
@ -655,8 +657,8 @@ static const template i386_optab[] = {
{"fdivr", 2, 0xdcf8, _, ShortForm, { FloatAcc, FloatReg, 0} }, {"fdivr", 2, 0xdcf8, _, ShortForm, { FloatAcc, FloatReg, 0} },
#endif #endif
{"fdivr", 0, 0xdcf9, _, NoModrm, { 0, 0, 0} }, {"fdivr", 0, 0xdcf9, _, NoModrm, { 0, 0, 0} },
{"fdivrp", 1, 0xdaf8, _, ShortForm, { FloatReg, 0, 0} }, {"fdivrp", 1, 0xdef8, _, ShortForm, { FloatReg, 0, 0} },
{"fdivrp", 2, 0xdaf8, _, ShortForm, { FloatReg, FloatAcc, 0} }, {"fdivrp", 2, 0xdef8, _, ShortForm, { FloatReg, FloatAcc, 0} },
#ifdef NON_BROKEN_OPCODES #ifdef NON_BROKEN_OPCODES
{"fdivrp", 2, 0xdef0, _, ShortForm, { FloatAcc, FloatReg, 0} }, {"fdivrp", 2, 0xdef0, _, ShortForm, { FloatAcc, FloatReg, 0} },
#else #else
@ -690,31 +692,33 @@ static const template i386_optab[] = {
/* processor control */ /* processor control */
{"fninit", 0, 0xdbe3, _, NoModrm, { 0, 0, 0} }, {"fninit", 0, 0xdbe3, _, NoModrm, { 0, 0, 0} },
{"finit", 0, 0xdbe3, _, NoModrm, { 0, 0, 0} }, {"finit", 0, 0x9bdbe3, _, NoModrm, { 0, 0, 0} },
{"fldcw", 1, 0xd9, 5, Modrm, { Mem, 0, 0} }, {"fldcw", 1, 0xd9, 5, Modrm, { Mem, 0, 0} },
{"fnstcw", 1, 0xd9, 7, Modrm, { Mem, 0, 0} }, {"fnstcw", 1, 0xd9, 7, Modrm, { Mem, 0, 0} },
{"fstcw", 1, 0xd9, 7, Modrm, { Mem, 0, 0} }, {"fstcw", 1, 0x9bd9, 7, Modrm, { Mem, 0, 0} },
{"fnstsw", 1, 0xdfe0, _, NoModrm, { Acc, 0, 0} }, {"fnstsw", 1, 0xdfe0, _, NoModrm, { Acc, 0, 0} },
{"fnstsw", 1, 0xdd, 7, Modrm, { Mem, 0, 0} }, {"fnstsw", 1, 0xdd, 7, Modrm, { Mem, 0, 0} },
{"fnstsw", 0, 0xdfe0, _, NoModrm, { 0, 0, 0} }, {"fnstsw", 0, 0xdfe0, _, NoModrm, { 0, 0, 0} },
{"fstsw", 1, 0xdfe0, _, NoModrm, { Acc, 0, 0} }, {"fstsw", 1, 0x9bdfe0, _, NoModrm, { Acc, 0, 0} },
{"fstsw", 1, 0xdd, 7, Modrm, { Mem, 0, 0} }, {"fstsw", 1, 0x9bdd, 7, Modrm, { Mem, 0, 0} },
{"fstsw", 0, 0xdfe0, _, NoModrm, { 0, 0, 0} }, {"fstsw", 0, 0x9bdfe0, _, NoModrm, { 0, 0, 0} },
{"fnclex", 0, 0xdbe2, _, NoModrm, { 0, 0, 0} }, {"fnclex", 0, 0xdbe2, _, NoModrm, { 0, 0, 0} },
{"fclex", 0, 0xdbe2, _, NoModrm, { 0, 0, 0} }, {"fclex", 0, 0x9bdbe2, _, NoModrm, { 0, 0, 0} },
/* /*
We ignore the short format (287) versions of fstenv/fldenv & fsave/frstor We ignore the short format (287) versions of fstenv/fldenv & fsave/frstor
instructions; i'm not sure how to add them or how they are different. instructions; i'm not sure how to add them or how they are different.
My 386/387 book offers no details about this. My 386/387 book offers no details about this.
*/ */
{"fnstenv", 1, 0xd9, 6, Modrm, { Mem, 0, 0} }, {"fnstenv", 1, 0xd9, 6, Modrm, { Mem, 0, 0} },
{"fstenv", 1, 0xd9, 6, Modrm, { Mem, 0, 0} }, {"fstenv", 1, 0x9bd9, 6, Modrm, { Mem, 0, 0} },
{"fldenv", 1, 0xd9, 4, Modrm, { Mem, 0, 0} }, {"fldenv", 1, 0xd9, 4, Modrm, { Mem, 0, 0} },
{"fnsave", 1, 0xdd, 6, Modrm, { Mem, 0, 0} }, {"fnsave", 1, 0xdd, 6, Modrm, { Mem, 0, 0} },
{"fsave", 1, 0xdd, 6, Modrm, { Mem, 0, 0} }, {"fsave", 1, 0x9bdd, 6, Modrm, { Mem, 0, 0} },
{"frstor", 1, 0xdd, 4, Modrm, { Mem, 0, 0} }, {"frstor", 1, 0xdd, 4, Modrm, { Mem, 0, 0} },
{"ffree", 1, 0xddc0, _, ShortForm, { FloatReg, 0, 0} }, {"ffree", 1, 0xddc0, _, ShortForm, { FloatReg, 0, 0} },
/* P6:free st(i), pop st */
{"ffreep", 1, 0xdfc0, _, ShortForm, { FloatReg, 0, 0} },
{"fnop", 0, 0xd9d0, _, NoModrm, { 0, 0, 0} }, {"fnop", 0, 0xd9d0, _, NoModrm, { 0, 0, 0} },
{"fwait", 0, 0x9b, _, NoModrm, { 0, 0, 0} }, {"fwait", 0, 0x9b, _, NoModrm, { 0, 0, 0} },
@ -742,8 +746,8 @@ static const template i386_optab[] = {
/* 486 extensions */ /* 486 extensions */
{"bswap", 1, 0x0fc8, _, ShortForm, { Reg32,0,0 } }, {"bswap", 1, 0x0fc8, _, ShortForm, { Reg32,0,0 } },
{"xadd", 2, 0x0fc0, _, DW|Modrm, { Reg, Reg|Mem, 0 } }, {"xadd", 2, 0x0fc0, _, W|Modrm, { Reg, Reg|Mem, 0 } },
{"cmpxchg", 2, 0x0fb0, _, DW|Modrm, { Reg, Reg|Mem, 0 } }, {"cmpxchg", 2, 0x0fb0, _, W|Modrm, { Reg, Reg|Mem, 0 } },
{"invd", 0, 0x0f08, _, NoModrm, { 0, 0, 0} }, {"invd", 0, 0x0f08, _, NoModrm, { 0, 0, 0} },
{"wbinvd", 0, 0x0f09, _, NoModrm, { 0, 0, 0} }, {"wbinvd", 0, 0x0f09, _, NoModrm, { 0, 0, 0} },
{"invlpg", 1, 0x0f01, 7, Modrm, { Mem, 0, 0} }, {"invlpg", 1, 0x0f01, 7, Modrm, { Mem, 0, 0} },
@ -755,7 +759,41 @@ static const template i386_optab[] = {
{"wrmsr", 0, 0x0f30, _, NoModrm, { 0, 0, 0} }, {"wrmsr", 0, 0x0f30, _, NoModrm, { 0, 0, 0} },
{"rdtsc", 0, 0x0f31, _, NoModrm, { 0, 0, 0} }, {"rdtsc", 0, 0x0f31, _, NoModrm, { 0, 0, 0} },
{"rdmsr", 0, 0x0f32, _, NoModrm, { 0, 0, 0} }, {"rdmsr", 0, 0x0f32, _, NoModrm, { 0, 0, 0} },
{"cmpxchg8b", 1, 0x0fc7, _, Modrm, { Mem, 0, 0} }, {"cmpxchg8b", 1, 0x0fc7, 1, Modrm, { Mem, 0, 0} },
/* Pentium Pro extensions */
{"rdpmc", 0, 0x0f33, _, NoModrm, { 0, 0, 0} },
{"cmovo", 2, 0x0f40, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"cmovno", 2, 0x0f41, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"cmovb", 2, 0x0f42, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"cmovae", 2, 0x0f43, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"cmove", 2, 0x0f44, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"cmovne", 2, 0x0f45, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"cmovbe", 2, 0x0f46, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"cmova", 2, 0x0f47, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"cmovs", 2, 0x0f48, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"cmovns", 2, 0x0f49, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"cmovp", 2, 0x0f4a, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"cmovnp", 2, 0x0f4b, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"cmovl", 2, 0x0f4c, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"cmovge", 2, 0x0f4d, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"cmovle", 2, 0x0f4e, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"cmovg", 2, 0x0f4f, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} },
{"fcmovb", 2, 0xdac0, _, ShortForm, { FloatReg, FloatAcc, 0} },
{"fcmove", 2, 0xdac8, _, ShortForm, { FloatReg, FloatAcc, 0} },
{"fcmovbe",2, 0xdad0, _, ShortForm, { FloatReg, FloatAcc, 0} },
{"fcmovu", 2, 0xdad8, _, ShortForm, { FloatReg, FloatAcc, 0} },
{"fcmovnb", 2, 0xdbc0, _, ShortForm, { FloatReg, FloatAcc, 0} },
{"fcmovne", 2, 0xdbc8, _, ShortForm, { FloatReg, FloatAcc, 0} },
{"fcmovnbe",2, 0xdbd0, _, ShortForm, { FloatReg, FloatAcc, 0} },
{"fcmovnu", 2, 0xdbd8, _, ShortForm, { FloatReg, FloatAcc, 0} },
{"fcomi", 2, 0xdbf0, _, ShortForm, { FloatReg, FloatAcc, 0} },
{"fucomi", 2, 0xdbe8, _, ShortForm, { FloatReg, FloatAcc, 0} },
{"fcomip", 2, 0xdff0, _, ShortForm, { FloatReg, FloatAcc, 0} },
{"fucomip",2, 0xdfe8, _, ShortForm, { FloatReg, FloatAcc, 0} },
{"", 0, 0, 0, 0, { 0, 0, 0} } /* sentinel */ {"", 0, 0, 0, 0, { 0, 0, 0} } /* sentinel */
}; };
@ -789,6 +827,7 @@ static const reg_entry i386_regtab[] = {
{"dr0", Debug, 0}, {"dr1", Debug, 1}, {"dr2", Debug, 2}, {"dr0", Debug, 0}, {"dr1", Debug, 1}, {"dr2", Debug, 2},
{"dr3", Debug, 3}, {"dr6", Debug, 6}, {"dr7", Debug, 7}, {"dr3", Debug, 3}, {"dr6", Debug, 6}, {"dr7", Debug, 7},
/* test registers */ /* test registers */
{"tr3", Test, 3}, {"tr4", Test, 4}, {"tr5", Test, 5},
{"tr6", Test, 6}, {"tr7", Test, 7}, {"tr6", Test, 6}, {"tr7", Test, 7},
/* float registers */ /* float registers */
{"st(0)", FloatReg|FloatAcc, 0}, {"st(0)", FloatReg|FloatAcc, 0},