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| author | Chris Lattner <sabre@nondot.org> | 2003-10-19 19:25:35 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2003-10-19 19:25:35 +0000 |
| commit | f634a103ee3212d1f3030916a6ed204e47c57392 (patch) | |
| tree | f2ac84647b621b59b03b9476bd85cbc7a8d5686d /lib/Target | |
| parent | 294fab1d079ef8dbcadcf2782b22ffdd0c849a81 (diff) | |
| download | llvm-f634a103ee3212d1f3030916a6ed204e47c57392.tar.gz llvm-f634a103ee3212d1f3030916a6ed204e47c57392.tar.bz2 llvm-f634a103ee3212d1f3030916a6ed204e47c57392.tar.xz | |
Add some new instructions. Wheee
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9266 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target')
| -rw-r--r-- | lib/Target/X86/X86InstrInfo.td | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td index 635d1a6bcc..c35164e289 100644 --- a/lib/Target/X86/X86InstrInfo.td +++ b/lib/Target/X86/X86InstrInfo.td @@ -128,6 +128,8 @@ def JE : IBr<"je" , 0x84>, TB, Pattern<(isVoid (unspec1 basicblock))>; def JNE : IBr<"jne", 0x85>, TB; def JBE : IBr<"jbe", 0x86>, TB; def JA : IBr<"ja" , 0x87>, TB; +def JS : IBr<"js" , 0x88>, TB; +def JNS : IBr<"jns", 0x89>, TB; def JL : IBr<"jl" , 0x8C>, TB; def JGE : IBr<"jge", 0x8D>, TB; def JLE : IBr<"jle", 0x8E>, TB; @@ -208,7 +210,6 @@ def CBW : X86Inst<"cbw", 0x98, RawFrm, Arg8 >, Imp<[AL],[AH]>; def CWD : X86Inst<"cwd", 0x99, RawFrm, Arg8 >, Imp<[AX],[DX]>; // DX:AX = signext(AX) def CDQ : X86Inst<"cdq", 0x99, RawFrm, Arg8 >, Imp<[EAX],[EDX]>; // EDX:EAX = signext(EAX) - //===----------------------------------------------------------------------===// // Two address Instructions... // @@ -218,6 +219,23 @@ let isTwoAddress = 1 in { // Define some helper classes to make defs shorter. class I2A32<string n, bits<8> o, Format F> : X86Inst<n, o, F, Arg32>; } +// unary instructions +def NEGr8 : I2A8 <"neg", 0xF6, MRMS3r>; // R8 = -R8 = 0-R8 +def NEGr16 : I2A16<"neg", 0xF7, MRMS3r>, OpSize; // R16 = -R16 = 0-R16 +def NEGr32 : I2A32<"neg", 0xF7, MRMS3r>; // R32 = -R32 = 0-R32 +def NOTr8 : I2A8 <"not", 0xF6, MRMS2r>; // R8 = ~R8 = R8^-1 +def NOTr16 : I2A16<"not", 0xF7, MRMS2r>, OpSize; // R16 = ~R16 = R16^-1 +def NOTr32 : I2A32<"not", 0xF7, MRMS2r>; // R32 = ~R32 = R32^-1 + +def INCr8 : I2A8 <"inc", 0xFE, MRMS0r>; // R8 = R8 +1 +def INCr16 : I2A16<"inc", 0xFF, MRMS0r>, OpSize; // R16 = R16+1 +def INCr32 : I2A32<"inc", 0xFF, MRMS0r>; // R32 = R32+1 +def DECr8 : I2A8 <"dec", 0xFE, MRMS1r>; // R8 = R8 -1 +def DECr16 : I2A16<"dec", 0xFF, MRMS1r>, OpSize; // R16 = R16-1 +def DECr32 : I2A32<"dec", 0xFF, MRMS1r>; // R32 = R32-1 + + + // Arithmetic... def ADDrr8 : I2A8 <"add", 0x00, MRMDestReg>, Pattern<(set R8 , (plus R8 , R8 ))>; def ADDrr16 : I2A16<"add", 0x01, MRMDestReg>, OpSize, Pattern<(set R16, (plus R16, R16))>; @@ -305,6 +323,8 @@ def SETEr : X86Inst<"sete" , 0x94, MRMS0r, Arg8>, TB; // R8 = == def SETNEr : X86Inst<"setne", 0x95, MRMS0r, Arg8>, TB; // R8 = != def SETBEr : X86Inst<"setbe", 0x96, MRMS0r, Arg8>, TB; // R8 = <= unsign def SETAr : X86Inst<"seta" , 0x97, MRMS0r, Arg8>, TB; // R8 = > signed +def SETSr : X86Inst<"sets" , 0x98, MRMS0r, Arg8>, TB; // R8 = <sign bit> +def SETNSr : X86Inst<"setns", 0x99, MRMS0r, Arg8>, TB; // R8 = !<sign bit> def SETLr : X86Inst<"setl" , 0x9C, MRMS0r, Arg8>, TB; // R8 = < signed def SETGEr : X86Inst<"setge", 0x9D, MRMS0r, Arg8>, TB; // R8 = >= signed def SETLEr : X86Inst<"setle", 0x9E, MRMS0r, Arg8>, TB; // R8 = <= signed |