From: Alan Modra Date: Wed, 23 Jun 1999 06:00:14 +0000 (+0000) Subject: P X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=100845194443bced72b1388d1a5a260538993416;p=binutils-gdb.git P include/opcode/i386.h: Allow bswapl, arplw, and other dodgy insns. opcodes/i386-dis.c: Fix a comment --- diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog index f589e5e8aec..6cd9dac6544 100644 --- a/include/opcode/ChangeLog +++ b/include/opcode/ChangeLog @@ -1,3 +1,9 @@ +1999-06-23 Alan Modra + + * i386.h: Allow `l' suffix on bswap. Allow `w' suffix on arpl, + lldt, lmsw, ltr, str, verr, verw. Add FP flag to fcmov*. Add FP + flag to fcomi and friends. + Fri May 28 15:26:11 1999 Jeffrey A Law (law@cygnus.com) * hppa.h (pa_opcodes): Move integer arithmetic instructions after diff --git a/include/opcode/i386.h b/include/opcode/i386.h index 41f2412d65f..da872f15ad7 100644 --- a/include/opcode/i386.h +++ b/include/opcode/i386.h @@ -314,7 +314,7 @@ static const template i386_optab[] = { {"call", 1, 0xe8, X, wl_Suf|JumpDword, { Disp16|Disp32, 0, 0} }, {"call", 1, 0xff, 2, wl_Suf|Modrm, { WordReg|WordMem|JumpAbsolute, 0, 0} }, /* Intel Syntax */ -{"call", 2, 0x9a, X, wl_Suf|JumpInterSegment, { Imm16, Imm16|Imm32, 0} }, +{"call", 2, 0x9a, X, wl_Suf|JumpInterSegment, { Imm16, Imm16|Imm32, 0} }, {"lcall", 2, 0x9a, X, wl_Suf|JumpInterSegment, { Imm16, Imm16|Imm32, 0} }, {"lcall", 1, 0xff, 3, wl_Suf|Modrm, { WordMem, 0, 0} }, @@ -322,8 +322,8 @@ static const template i386_optab[] = { {"jmp", 1, 0xeb, X, NoSuf|Jump, { Disp, 0, 0} }, {"jmp", 1, 0xff, 4, wl_Suf|Modrm, { WordReg|WordMem|JumpAbsolute, 0, 0} }, /* Intel Syntax */ -{"jmp", 2, 0xea, X, wl_Suf|JumpInterSegment, { Imm16, Imm16|Imm32, 0} }, -{"jmp", 1, 0xff, 5, wl_Suf|Modrm, { WordMem, 0, 0} }, +{"jmp", 2, 0xea, X, wl_Suf|JumpInterSegment, { Imm16, Imm16|Imm32, 0} }, +{"jmp", 1, 0xff, 5, wl_Suf|Modrm, { WordMem, 0, 0} }, {"ljmp", 2, 0xea, X, wl_Suf|JumpInterSegment, { Imm16, Imm16|Imm32, 0} }, {"ljmp", 1, 0xff, 5, wl_Suf|Modrm, { WordMem, 0, 0} }, @@ -477,23 +477,23 @@ static const template i386_optab[] = { {"nop", 0, 0x90, X, NoSuf, { 0, 0, 0} }, /* protection control */ -{"arpl", 2, 0x63, X, NoSuf|Modrm|IgnoreSize,{ Reg16, Reg16|ShortMem, 0} }, +{"arpl", 2, 0x63, X, w_Suf|Modrm|IgnoreSize,{ Reg16, Reg16|ShortMem, 0} }, {"lar", 2, 0x0f02, X, wl_Suf|Modrm, { WordReg|WordMem, WordReg, 0} }, {"lgdt", 1, 0x0f01, 2, wl_Suf|Modrm, { WordMem, 0, 0} }, {"lidt", 1, 0x0f01, 3, wl_Suf|Modrm, { WordMem, 0, 0} }, -{"lldt", 1, 0x0f00, 2, NoSuf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, -{"lmsw", 1, 0x0f01, 6, NoSuf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, +{"lldt", 1, 0x0f00, 2, w_Suf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, +{"lmsw", 1, 0x0f01, 6, w_Suf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, {"lsl", 2, 0x0f03, X, wl_Suf|Modrm, { WordReg|WordMem, WordReg, 0} }, -{"ltr", 1, 0x0f00, 3, NoSuf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, +{"ltr", 1, 0x0f00, 3, w_Suf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, {"sgdt", 1, 0x0f01, 0, wl_Suf|Modrm, { WordMem, 0, 0} }, {"sidt", 1, 0x0f01, 1, wl_Suf|Modrm, { WordMem, 0, 0} }, {"sldt", 1, 0x0f00, 0, wl_Suf|Modrm, { WordReg|WordMem, 0, 0} }, {"smsw", 1, 0x0f01, 4, wl_Suf|Modrm, { WordReg|WordMem, 0, 0} }, -{"str", 1, 0x0f00, 1, NoSuf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, +{"str", 1, 0x0f00, 1, w_Suf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, -{"verr", 1, 0x0f00, 4, NoSuf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, -{"verw", 1, 0x0f00, 5, NoSuf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, +{"verr", 1, 0x0f00, 4, w_Suf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, +{"verw", 1, 0x0f00, 5, w_Suf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, /* floating point instructions */ @@ -766,7 +766,7 @@ static const template i386_optab[] = { /* 486 extensions */ -{"bswap", 1, 0x0fc8, X, NoSuf|ShortForm, { Reg32,0,0 } }, +{"bswap", 1, 0x0fc8, X, l_Suf|ShortForm, { Reg32,0,0 } }, {"xadd", 2, 0x0fc0, X, bwl_Suf|W|Modrm, { Reg, Reg|AnyMem, 0 } }, {"cmpxchg", 2, 0x0fb0, X, bwl_Suf|W|Modrm, { Reg, Reg|AnyMem, 0 } }, {"invd", 0, 0x0f08, X, NoSuf, { 0, 0, 0} }, @@ -781,10 +781,10 @@ static const template i386_optab[] = { {"rdtsc", 0, 0x0f31, X, NoSuf, { 0, 0, 0} }, {"rdmsr", 0, 0x0f32, X, NoSuf, { 0, 0, 0} }, {"cmpxchg8b",1,0x0fc7, 1, NoSuf|Modrm, { LLongMem, 0, 0} }, -{"sysenter", 0, 0x0f34, X, NoSuf, { 0, 0, 0} }, -{"sysexit", 0, 0x0f35, X, NoSuf, { 0, 0, 0} }, -{"fxsave", 1, 0x0fae, 0, FP|Modrm, { LLongMem, 0, 0} }, -{"fxrstor", 1, 0x0fae, 1, FP|Modrm, { LLongMem, 0, 0} }, +{"sysenter",0, 0x0f34, X, NoSuf, { 0, 0, 0} }, +{"sysexit", 0, 0x0f35, X, NoSuf, { 0, 0, 0} }, +{"fxsave", 1, 0x0fae, 0, FP|Modrm, { LLongMem, 0, 0} }, +{"fxrstor", 1, 0x0fae, 1, FP|Modrm, { LLongMem, 0, 0} }, /* Pentium Pro extensions */ {"rdpmc", 0, 0x0f33, X, NoSuf, { 0, 0, 0} }, @@ -822,33 +822,33 @@ static const template i386_optab[] = { {"cmovg", 2, 0x0f4f, X, wl_Suf|Modrm, { WordReg|WordMem, WordReg, 0} }, {"cmovnle", 2, 0x0f4f, X, wl_Suf|Modrm, { WordReg|WordMem, WordReg, 0} }, -{"fcmovb", 2, 0xdac0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmovnae",2, 0xdac0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmove", 2, 0xdac8, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmovbe", 2, 0xdad0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmovna", 2, 0xdad0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmovu", 2, 0xdad8, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmovae", 2, 0xdbc0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmovnb", 2, 0xdbc0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmovne", 2, 0xdbc8, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmova", 2, 0xdbd0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmovnbe",2, 0xdbd0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmovnu", 2, 0xdbd8, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, - -{"fcomi", 2, 0xdbf0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcomi", 0, 0xdbf1, X, NoSuf|ShortForm, { 0, 0, 0} }, -{"fcomi", 1, 0xdbf0, X, NoSuf|ShortForm, { FloatReg, 0, 0} }, -{"fucomi", 2, 0xdbe8, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fucomi", 0, 0xdbe9, X, NoSuf|ShortForm, { 0, 0, 0} }, -{"fucomi", 1, 0xdbe8, X, NoSuf|ShortForm, { FloatReg, 0, 0} }, -{"fcomip", 2, 0xdff0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcompi", 2, 0xdff0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcompi", 0, 0xdff1, X, NoSuf|ShortForm, { 0, 0, 0} }, -{"fcompi", 1, 0xdff0, X, NoSuf|ShortForm, { FloatReg, 0, 0} }, -{"fucomip", 2, 0xdfe8, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fucompi", 2, 0xdfe8, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, -{"fucompi", 0, 0xdfe9, X, NoSuf|ShortForm, { 0, 0, 0} }, -{"fucompi", 1, 0xdfe8, X, NoSuf|ShortForm, { FloatReg, 0, 0} }, +{"fcmovb", 2, 0xdac0, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovnae",2, 0xdac0, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmove", 2, 0xdac8, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovbe", 2, 0xdad0, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovna", 2, 0xdad0, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovu", 2, 0xdad8, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovae", 2, 0xdbc0, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovnb", 2, 0xdbc0, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovne", 2, 0xdbc8, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmova", 2, 0xdbd0, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovnbe",2, 0xdbd0, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovnu", 2, 0xdbd8, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, + +{"fcomi", 2, 0xdbf0, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcomi", 0, 0xdbf1, X, FP|ShortForm, { 0, 0, 0} }, +{"fcomi", 1, 0xdbf0, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fucomi", 2, 0xdbe8, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fucomi", 0, 0xdbe9, X, FP|ShortForm, { 0, 0, 0} }, +{"fucomi", 1, 0xdbe8, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fcomip", 2, 0xdff0, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcompi", 2, 0xdff0, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcompi", 0, 0xdff1, X, FP|ShortForm, { 0, 0, 0} }, +{"fcompi", 1, 0xdff0, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fucomip", 2, 0xdfe8, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fucompi", 2, 0xdfe8, X, FP|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fucompi", 0, 0xdfe9, X, FP|ShortForm, { 0, 0, 0} }, +{"fucompi", 1, 0xdfe8, X, FP|ShortForm, { FloatReg, 0, 0} }, /* MMX instructions. */ diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog index e28f03bdc21..dcb92d758c7 100644 --- a/opcodes/ChangeLog +++ b/opcodes/ChangeLog @@ -1,3 +1,7 @@ +1999-06-23 Alan Modra + + * i386-dis.c: Mention intel mode specials in macro char comment. + 1999-06-21 Ian Lance Taylor * alpha-dis.c: Don't include . diff --git a/opcodes/i386-dis.c b/opcodes/i386-dis.c index 0dcbc62dfa4..e1d8f7e4d12 100644 --- a/opcodes/i386-dis.c +++ b/opcodes/i386-dis.c @@ -341,9 +341,9 @@ struct dis386 { 'P' => print 'w' or 'l' if instruction has an operand size prefix, or suffix_always is true 'Q' => print 'w' or 'l' if no register operands or suffix_always is true - 'R' => print 'w' or 'l' + 'R' => print 'w' or 'l' ("wd" or "dq" in intel mode) 'S' => print 'w' or 'l' if suffix_always is true - 'W' => print 'b' or 'w' + 'W' => print 'b' or 'w' ("w" or "de" in intel mode) */ static const struct dis386 dis386_att[] = {