X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FTarget%2FX86%2FX86InstrArithmetic.td;h=f82e1c666ed80b493aeef975ac8542a9459f12f4;hb=0be938e38916cecd4d3406c8531a341b2e1c9ec5;hp=11fb29775247cb9159b73ed561839198dc834b21;hpb=6367cfc4705884f0a5e714b0e917668ba0e732b7;p=oota-llvm.git diff --git a/lib/Target/X86/X86InstrArithmetic.td b/lib/Target/X86/X86InstrArithmetic.td index 11fb2977524..f82e1c666ed 100644 --- a/lib/Target/X86/X86InstrArithmetic.td +++ b/lib/Target/X86/X86InstrArithmetic.td @@ -62,6 +62,9 @@ let Defs = [EAX,EDX,EFLAGS], Uses = [EAX], neverHasSideEffects = 1 in def MUL32r : I<0xF7, MRM4r, (outs), (ins GR32:$src), "mul{l}\t$src", []>; // EAX,EDX = EAX*GR32 +let Defs = [RAX,RDX,EFLAGS], Uses = [RAX], neverHasSideEffects = 1 in +def MUL64r : RI<0xF7, MRM4r, (outs), (ins GR64:$src), + "mul{q}\t$src", []>; // RAX,RDX = RAX*GR64 let Defs = [AL,EFLAGS,AX], Uses = [AL] in def MUL8m : I<0xF6, MRM4m, (outs), (ins i8mem :$src), @@ -82,6 +85,9 @@ let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in def MUL32m : I<0xF7, MRM4m, (outs), (ins i32mem:$src), "mul{l}\t$src", []>; // EAX,EDX = EAX*[mem32] +let Defs = [RAX,RDX,EFLAGS], Uses = [RAX], neverHasSideEffects = 1 in +def MUL64m : RI<0xF7, MRM4m, (outs), (ins i64mem:$src), + "mul{q}\t$src", []>; // RAX,RDX = RAX*[mem64] } let neverHasSideEffects = 1 in { @@ -94,6 +100,10 @@ def IMUL16r : I<0xF7, MRM5r, (outs), (ins GR16:$src), "imul{w}\t$src", []>, let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in def IMUL32r : I<0xF7, MRM5r, (outs), (ins GR32:$src), "imul{l}\t$src", []>; // EAX,EDX = EAX*GR32 +let Defs = [RAX,RDX,EFLAGS], Uses = [RAX], neverHasSideEffects = 1 in +def IMUL64r : RI<0xF7, MRM5r, (outs), (ins GR64:$src), "imul{q}\t$src", []>; + // RAX,RDX = RAX*GR64 + let mayLoad = 1 in { let Defs = [AL,EFLAGS,AX], Uses = [AL] in def IMUL8m : I<0xF6, MRM5m, (outs), (ins i8mem :$src), @@ -104,9 +114,131 @@ def IMUL16m : I<0xF7, MRM5m, (outs), (ins i16mem:$src), let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in def IMUL32m : I<0xF7, MRM5m, (outs), (ins i32mem:$src), "imul{l}\t$src", []>; // EAX,EDX = EAX*[mem32] +let Defs = [RAX,RDX,EFLAGS], Uses = [RAX], neverHasSideEffects = 1 in +def IMUL64m : RI<0xF7, MRM5m, (outs), (ins i64mem:$src), + "imul{q}\t$src", []>; // RAX,RDX = RAX*[mem64] } } // neverHasSideEffects + +let Defs = [EFLAGS] in { +let Constraints = "$src1 = $dst" in { + +let isCommutable = 1 in { // X = IMUL Y, Z --> X = IMUL Z, Y +// Register-Register Signed Integer Multiply +def IMUL16rr : I<0xAF, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src1,GR16:$src2), + "imul{w}\t{$src2, $dst|$dst, $src2}", + [(set GR16:$dst, EFLAGS, + (X86smul_flag GR16:$src1, GR16:$src2))]>, TB, OpSize; +def IMUL32rr : I<0xAF, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src1,GR32:$src2), + "imul{l}\t{$src2, $dst|$dst, $src2}", + [(set GR32:$dst, EFLAGS, + (X86smul_flag GR32:$src1, GR32:$src2))]>, TB; +def IMUL64rr : RI<0xAF, MRMSrcReg, (outs GR64:$dst), + (ins GR64:$src1, GR64:$src2), + "imul{q}\t{$src2, $dst|$dst, $src2}", + [(set GR64:$dst, EFLAGS, + (X86smul_flag GR64:$src1, GR64:$src2))]>, TB; +} + +// Register-Memory Signed Integer Multiply +def IMUL16rm : I<0xAF, MRMSrcMem, (outs GR16:$dst), + (ins GR16:$src1, i16mem:$src2), + "imul{w}\t{$src2, $dst|$dst, $src2}", + [(set GR16:$dst, EFLAGS, + (X86smul_flag GR16:$src1, (load addr:$src2)))]>, + TB, OpSize; +def IMUL32rm : I<0xAF, MRMSrcMem, (outs GR32:$dst), + (ins GR32:$src1, i32mem:$src2), + "imul{l}\t{$src2, $dst|$dst, $src2}", + [(set GR32:$dst, EFLAGS, + (X86smul_flag GR32:$src1, (load addr:$src2)))]>, TB; +def IMUL64rm : RI<0xAF, MRMSrcMem, (outs GR64:$dst), + (ins GR64:$src1, i64mem:$src2), + "imul{q}\t{$src2, $dst|$dst, $src2}", + [(set GR64:$dst, EFLAGS, + (X86smul_flag GR64:$src1, (load addr:$src2)))]>, TB; +} // Constraints = "$src1 = $dst" + +} // Defs = [EFLAGS] + +// Suprisingly enough, these are not two address instructions! +let Defs = [EFLAGS] in { +// Register-Integer Signed Integer Multiply +def IMUL16rri : Ii16<0x69, MRMSrcReg, // GR16 = GR16*I16 + (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2), + "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}", + [(set GR16:$dst, EFLAGS, + (X86smul_flag GR16:$src1, imm:$src2))]>, OpSize; +def IMUL16rri8 : Ii8<0x6B, MRMSrcReg, // GR16 = GR16*I8 + (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2), + "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}", + [(set GR16:$dst, EFLAGS, + (X86smul_flag GR16:$src1, i16immSExt8:$src2))]>, + OpSize; +def IMUL32rri : Ii32<0x69, MRMSrcReg, // GR32 = GR32*I32 + (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2), + "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}", + [(set GR32:$dst, EFLAGS, + (X86smul_flag GR32:$src1, imm:$src2))]>; +def IMUL32rri8 : Ii8<0x6B, MRMSrcReg, // GR32 = GR32*I8 + (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2), + "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}", + [(set GR32:$dst, EFLAGS, + (X86smul_flag GR32:$src1, i32immSExt8:$src2))]>; +def IMUL64rri32 : RIi32<0x69, MRMSrcReg, // GR64 = GR64*I32 + (outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2), + "imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}", + [(set GR64:$dst, EFLAGS, + (X86smul_flag GR64:$src1, i64immSExt32:$src2))]>; +def IMUL64rri8 : RIi8<0x6B, MRMSrcReg, // GR64 = GR64*I8 + (outs GR64:$dst), (ins GR64:$src1, i64i8imm:$src2), + "imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}", + [(set GR64:$dst, EFLAGS, + (X86smul_flag GR64:$src1, i64immSExt8:$src2))]>; + + +// Memory-Integer Signed Integer Multiply +def IMUL16rmi : Ii16<0x69, MRMSrcMem, // GR16 = [mem16]*I16 + (outs GR16:$dst), (ins i16mem:$src1, i16imm:$src2), + "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}", + [(set GR16:$dst, EFLAGS, + (X86smul_flag (load addr:$src1), imm:$src2))]>, + OpSize; +def IMUL16rmi8 : Ii8<0x6B, MRMSrcMem, // GR16 = [mem16]*I8 + (outs GR16:$dst), (ins i16mem:$src1, i16i8imm :$src2), + "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}", + [(set GR16:$dst, EFLAGS, + (X86smul_flag (load addr:$src1), + i16immSExt8:$src2))]>, OpSize; +def IMUL32rmi : Ii32<0x69, MRMSrcMem, // GR32 = [mem32]*I32 + (outs GR32:$dst), (ins i32mem:$src1, i32imm:$src2), + "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}", + [(set GR32:$dst, EFLAGS, + (X86smul_flag (load addr:$src1), imm:$src2))]>; +def IMUL32rmi8 : Ii8<0x6B, MRMSrcMem, // GR32 = [mem32]*I8 + (outs GR32:$dst), (ins i32mem:$src1, i32i8imm: $src2), + "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}", + [(set GR32:$dst, EFLAGS, + (X86smul_flag (load addr:$src1), + i32immSExt8:$src2))]>; +def IMUL64rmi32 : RIi32<0x69, MRMSrcMem, // GR64 = [mem64]*I32 + (outs GR64:$dst), (ins i64mem:$src1, i64i32imm:$src2), + "imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}", + [(set GR64:$dst, EFLAGS, + (X86smul_flag (load addr:$src1), + i64immSExt32:$src2))]>; +def IMUL64rmi8 : RIi8<0x6B, MRMSrcMem, // GR64 = [mem64]*I8 + (outs GR64:$dst), (ins i64mem:$src1, i64i8imm: $src2), + "imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}", + [(set GR64:$dst, EFLAGS, + (X86smul_flag (load addr:$src1), + i64immSExt8:$src2))]>; +} // Defs = [EFLAGS] + + + + // unsigned division/remainder let Defs = [AL,EFLAGS,AX], Uses = [AX] in def DIV8r : I<0xF6, MRM6r, (outs), (ins GR8:$src), // AX/r8 = AL,AH @@ -117,6 +249,11 @@ def DIV16r : I<0xF7, MRM6r, (outs), (ins GR16:$src), // DX:AX/r16 = AX,DX let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in def DIV32r : I<0xF7, MRM6r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX "div{l}\t$src", []>; +// RDX:RAX/r64 = RAX,RDX +let Defs = [RAX,RDX,EFLAGS], Uses = [RAX,RDX] in +def DIV64r : RI<0xF7, MRM6r, (outs), (ins GR64:$src), + "div{q}\t$src", []>; + let mayLoad = 1 in { let Defs = [AL,EFLAGS,AX], Uses = [AX] in def DIV8m : I<0xF6, MRM6m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH @@ -124,10 +261,13 @@ def DIV8m : I<0xF6, MRM6m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in def DIV16m : I<0xF7, MRM6m, (outs), (ins i16mem:$src), // DX:AX/[mem16] = AX,DX "div{w}\t$src", []>, OpSize; -let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in - // EDX:EAX/[mem32] = EAX,EDX +let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in // EDX:EAX/[mem32] = EAX,EDX def DIV32m : I<0xF7, MRM6m, (outs), (ins i32mem:$src), "div{l}\t$src", []>; +// RDX:RAX/[mem64] = RAX,RDX +let Defs = [RAX,RDX,EFLAGS], Uses = [RAX,RDX] in +def DIV64m : RI<0xF7, MRM6m, (outs), (ins i64mem:$src), + "div{q}\t$src", []>; } // Signed division/remainder. @@ -140,6 +280,11 @@ def IDIV16r: I<0xF7, MRM7r, (outs), (ins GR16:$src), // DX:AX/r16 = AX,DX let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in def IDIV32r: I<0xF7, MRM7r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX "idiv{l}\t$src", []>; +// RDX:RAX/r64 = RAX,RDX +let Defs = [RAX,RDX,EFLAGS], Uses = [RAX,RDX] in +def IDIV64r: RI<0xF7, MRM7r, (outs), (ins GR64:$src), + "idiv{q}\t$src", []>; + let mayLoad = 1, mayLoad = 1 in { let Defs = [AL,EFLAGS,AX], Uses = [AX] in def IDIV8m : I<0xF6, MRM7m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH @@ -147,20 +292,22 @@ def IDIV8m : I<0xF6, MRM7m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in def IDIV16m: I<0xF7, MRM7m, (outs), (ins i16mem:$src), // DX:AX/[mem16] = AX,DX "idiv{w}\t$src", []>, OpSize; -let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in +let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in // EDX:EAX/[mem32] = EAX,EDX def IDIV32m: I<0xF7, MRM7m, (outs), (ins i32mem:$src), - // EDX:EAX/[mem32] = EAX,EDX "idiv{l}\t$src", []>; +let Defs = [RAX,RDX,EFLAGS], Uses = [RAX,RDX] in // RDX:RAX/[mem64] = RAX,RDX +def IDIV64m: RI<0xF7, MRM7m, (outs), (ins i64mem:$src), + "idiv{q}\t$src", []>; } //===----------------------------------------------------------------------===// // Two address Instructions. // -let Constraints = "$src1 = $dst" in { // unary instructions let CodeSize = 2 in { let Defs = [EFLAGS] in { +let Constraints = "$src1 = $dst" in { def NEG8r : I<0xF6, MRM3r, (outs GR8 :$dst), (ins GR8 :$src1), "neg{b}\t$dst", [(set GR8:$dst, (ineg GR8:$src1)), @@ -173,23 +320,32 @@ def NEG32r : I<0xF7, MRM3r, (outs GR32:$dst), (ins GR32:$src1), "neg{l}\t$dst", [(set GR32:$dst, (ineg GR32:$src1)), (implicit EFLAGS)]>; - -let Constraints = "" in { - def NEG8m : I<0xF6, MRM3m, (outs), (ins i8mem :$dst), - "neg{b}\t$dst", - [(store (ineg (loadi8 addr:$dst)), addr:$dst), - (implicit EFLAGS)]>; - def NEG16m : I<0xF7, MRM3m, (outs), (ins i16mem:$dst), - "neg{w}\t$dst", - [(store (ineg (loadi16 addr:$dst)), addr:$dst), - (implicit EFLAGS)]>, OpSize; - def NEG32m : I<0xF7, MRM3m, (outs), (ins i32mem:$dst), - "neg{l}\t$dst", - [(store (ineg (loadi32 addr:$dst)), addr:$dst), - (implicit EFLAGS)]>; -} // Constraints = "" +def NEG64r : RI<0xF7, MRM3r, (outs GR64:$dst), (ins GR64:$src1), "neg{q}\t$dst", + [(set GR64:$dst, (ineg GR64:$src1)), + (implicit EFLAGS)]>; +} // Constraints = "$src1 = $dst" + +def NEG8m : I<0xF6, MRM3m, (outs), (ins i8mem :$dst), + "neg{b}\t$dst", + [(store (ineg (loadi8 addr:$dst)), addr:$dst), + (implicit EFLAGS)]>; +def NEG16m : I<0xF7, MRM3m, (outs), (ins i16mem:$dst), + "neg{w}\t$dst", + [(store (ineg (loadi16 addr:$dst)), addr:$dst), + (implicit EFLAGS)]>, OpSize; +def NEG32m : I<0xF7, MRM3m, (outs), (ins i32mem:$dst), + "neg{l}\t$dst", + [(store (ineg (loadi32 addr:$dst)), addr:$dst), + (implicit EFLAGS)]>; +def NEG64m : RI<0xF7, MRM3m, (outs), (ins i64mem:$dst), "neg{q}\t$dst", + [(store (ineg (loadi64 addr:$dst)), addr:$dst), + (implicit EFLAGS)]>; } // Defs = [EFLAGS] + +// Note: NOT does not set EFLAGS! + +let Constraints = "$src1 = $dst" in { // Match xor -1 to not. Favors these over a move imm + xor to save code size. let AddedComplexity = 15 in { def NOT8r : I<0xF6, MRM2r, (outs GR8 :$dst), (ins GR8 :$src1), @@ -201,22 +357,27 @@ def NOT16r : I<0xF7, MRM2r, (outs GR16:$dst), (ins GR16:$src1), def NOT32r : I<0xF7, MRM2r, (outs GR32:$dst), (ins GR32:$src1), "not{l}\t$dst", [(set GR32:$dst, (not GR32:$src1))]>; +def NOT64r : RI<0xF7, MRM2r, (outs GR64:$dst), (ins GR64:$src1), "not{q}\t$dst", + [(set GR64:$dst, (not GR64:$src1))]>; } -let Constraints = "" in { - def NOT8m : I<0xF6, MRM2m, (outs), (ins i8mem :$dst), - "not{b}\t$dst", - [(store (not (loadi8 addr:$dst)), addr:$dst)]>; - def NOT16m : I<0xF7, MRM2m, (outs), (ins i16mem:$dst), - "not{w}\t$dst", - [(store (not (loadi16 addr:$dst)), addr:$dst)]>, OpSize; - def NOT32m : I<0xF7, MRM2m, (outs), (ins i32mem:$dst), - "not{l}\t$dst", - [(store (not (loadi32 addr:$dst)), addr:$dst)]>; -} // Constraints = "" +} // Constraints = "$src1 = $dst" + +def NOT8m : I<0xF6, MRM2m, (outs), (ins i8mem :$dst), + "not{b}\t$dst", + [(store (not (loadi8 addr:$dst)), addr:$dst)]>; +def NOT16m : I<0xF7, MRM2m, (outs), (ins i16mem:$dst), + "not{w}\t$dst", + [(store (not (loadi16 addr:$dst)), addr:$dst)]>, OpSize; +def NOT32m : I<0xF7, MRM2m, (outs), (ins i32mem:$dst), + "not{l}\t$dst", + [(store (not (loadi32 addr:$dst)), addr:$dst)]>; +def NOT64m : RI<0xF7, MRM2m, (outs), (ins i64mem:$dst), "not{q}\t$dst", + [(store (not (loadi64 addr:$dst)), addr:$dst)]>; } // CodeSize // TODO: inc/dec is slow for P4, but fast for Pentium-M. let Defs = [EFLAGS] in { +let Constraints = "$src1 = $dst" in { let CodeSize = 2 in def INC8r : I<0xFE, MRM0r, (outs GR8 :$dst), (ins GR8 :$src1), "inc{b}\t$dst", @@ -231,8 +392,35 @@ def INC32r : I<0x40, AddRegFrm, (outs GR32:$dst), (ins GR32:$src1), "inc{l}\t$dst", [(set GR32:$dst, EFLAGS, (X86inc_flag GR32:$src1))]>, Requires<[In32BitMode]>; -} -let Constraints = "", CodeSize = 2 in { +def INC64r : RI<0xFF, MRM0r, (outs GR64:$dst), (ins GR64:$src1), "inc{q}\t$dst", + [(set GR64:$dst, EFLAGS, (X86inc_flag GR64:$src1))]>; +} // isConvertibleToThreeAddress = 1, CodeSize = 1 + + +// In 64-bit mode, single byte INC and DEC cannot be encoded. +let isConvertibleToThreeAddress = 1, CodeSize = 2 in { +// Can transform into LEA. +def INC64_16r : I<0xFF, MRM0r, (outs GR16:$dst), (ins GR16:$src1), + "inc{w}\t$dst", + [(set GR16:$dst, EFLAGS, (X86inc_flag GR16:$src1))]>, + OpSize, Requires<[In64BitMode]>; +def INC64_32r : I<0xFF, MRM0r, (outs GR32:$dst), (ins GR32:$src1), + "inc{l}\t$dst", + [(set GR32:$dst, EFLAGS, (X86inc_flag GR32:$src1))]>, + Requires<[In64BitMode]>; +def DEC64_16r : I<0xFF, MRM1r, (outs GR16:$dst), (ins GR16:$src1), + "dec{w}\t$dst", + [(set GR16:$dst, EFLAGS, (X86dec_flag GR16:$src1))]>, + OpSize, Requires<[In64BitMode]>; +def DEC64_32r : I<0xFF, MRM1r, (outs GR32:$dst), (ins GR32:$src1), + "dec{l}\t$dst", + [(set GR32:$dst, EFLAGS, (X86dec_flag GR32:$src1))]>, + Requires<[In64BitMode]>; +} // isConvertibleToThreeAddress = 1, CodeSize = 2 + +} // Constraints = "$src1 = $dst" + +let CodeSize = 2 in { def INC8m : I<0xFE, MRM0m, (outs), (ins i8mem :$dst), "inc{b}\t$dst", [(store (add (loadi8 addr:$dst), 1), addr:$dst), (implicit EFLAGS)]>; @@ -244,8 +432,32 @@ let Constraints = "", CodeSize = 2 in { [(store (add (loadi32 addr:$dst), 1), addr:$dst), (implicit EFLAGS)]>, Requires<[In32BitMode]>; -} // Constraints = "", CodeSize = 2 + def INC64m : RI<0xFF, MRM0m, (outs), (ins i64mem:$dst), "inc{q}\t$dst", + [(store (add (loadi64 addr:$dst), 1), addr:$dst), + (implicit EFLAGS)]>; + +// These are duplicates of their 32-bit counterparts. Only needed so X86 knows +// how to unfold them. +// FIXME: What is this for?? +def INC64_16m : I<0xFF, MRM0m, (outs), (ins i16mem:$dst), "inc{w}\t$dst", + [(store (add (loadi16 addr:$dst), 1), addr:$dst), + (implicit EFLAGS)]>, + OpSize, Requires<[In64BitMode]>; +def INC64_32m : I<0xFF, MRM0m, (outs), (ins i32mem:$dst), "inc{l}\t$dst", + [(store (add (loadi32 addr:$dst), 1), addr:$dst), + (implicit EFLAGS)]>, + Requires<[In64BitMode]>; +def DEC64_16m : I<0xFF, MRM1m, (outs), (ins i16mem:$dst), "dec{w}\t$dst", + [(store (add (loadi16 addr:$dst), -1), addr:$dst), + (implicit EFLAGS)]>, + OpSize, Requires<[In64BitMode]>; +def DEC64_32m : I<0xFF, MRM1m, (outs), (ins i32mem:$dst), "dec{l}\t$dst", + [(store (add (loadi32 addr:$dst), -1), addr:$dst), + (implicit EFLAGS)]>, + Requires<[In64BitMode]>; +} // CodeSize = 2 +let Constraints = "$src1 = $dst" in { let CodeSize = 2 in def DEC8r : I<0xFE, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1), "dec{b}\t$dst", @@ -259,9 +471,13 @@ def DEC32r : I<0x48, AddRegFrm, (outs GR32:$dst), (ins GR32:$src1), "dec{l}\t$dst", [(set GR32:$dst, EFLAGS, (X86dec_flag GR32:$src1))]>, Requires<[In32BitMode]>; +def DEC64r : RI<0xFF, MRM1r, (outs GR64:$dst), (ins GR64:$src1), "dec{q}\t$dst", + [(set GR64:$dst, EFLAGS, (X86dec_flag GR64:$src1))]>; } // CodeSize = 2 +} // Constraints = "$src1 = $dst" + -let Constraints = "", CodeSize = 2 in { +let CodeSize = 2 in { def DEC8m : I<0xFE, MRM1m, (outs), (ins i8mem :$dst), "dec{b}\t$dst", [(store (add (loadi8 addr:$dst), -1), addr:$dst), (implicit EFLAGS)]>; @@ -273,970 +489,578 @@ let Constraints = "", CodeSize = 2 in { [(store (add (loadi32 addr:$dst), -1), addr:$dst), (implicit EFLAGS)]>, Requires<[In32BitMode]>; -} // Constraints = "", CodeSize = 2 + def DEC64m : RI<0xFF, MRM1m, (outs), (ins i64mem:$dst), "dec{q}\t$dst", + [(store (add (loadi64 addr:$dst), -1), addr:$dst), + (implicit EFLAGS)]>; +} // CodeSize = 2 } // Defs = [EFLAGS] -// Logical operators... -let Defs = [EFLAGS] in { -let isCommutable = 1 in { // X = AND Y, Z --> X = AND Z, Y -def AND8rr : I<0x20, MRMDestReg, - (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2), - "and{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, EFLAGS, (X86and_flag GR8:$src1, GR8:$src2))]>; -def AND16rr : I<0x21, MRMDestReg, - (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), - "and{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, (X86and_flag GR16:$src1, - GR16:$src2))]>, OpSize; -def AND32rr : I<0x21, MRMDestReg, - (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), - "and{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, (X86and_flag GR32:$src1, - GR32:$src2))]>; -} -// AND instructions with the destination register in REG and the source register -// in R/M. Included for the disassembler. -let isCodeGenOnly = 1 in { -def AND8rr_REV : I<0x22, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2), - "and{b}\t{$src2, $dst|$dst, $src2}", []>; -def AND16rr_REV : I<0x23, MRMSrcReg, (outs GR16:$dst), - (ins GR16:$src1, GR16:$src2), - "and{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize; -def AND32rr_REV : I<0x23, MRMSrcReg, (outs GR32:$dst), - (ins GR32:$src1, GR32:$src2), - "and{l}\t{$src2, $dst|$dst, $src2}", []>; +/// X86TypeInfo - This is a bunch of information that describes relevant X86 +/// information about value types. For example, it can tell you what the +/// register class and preferred load to use. +class X86TypeInfo { + /// VT - This is the value type itself. + ValueType VT = vt; + + /// InstrSuffix - This is the suffix used on instructions with this type. For + /// example, i8 -> "b", i16 -> "w", i32 -> "l", i64 -> "q". + string InstrSuffix = instrsuffix; + + /// RegClass - This is the register class associated with this type. For + /// example, i8 -> GR8, i16 -> GR16, i32 -> GR32, i64 -> GR64. + RegisterClass RegClass = regclass; + + /// LoadNode - This is the load node associated with this type. For + /// example, i8 -> loadi8, i16 -> loadi16, i32 -> loadi32, i64 -> loadi64. + PatFrag LoadNode = loadnode; + + /// MemOperand - This is the memory operand associated with this type. For + /// example, i8 -> i8mem, i16 -> i16mem, i32 -> i32mem, i64 -> i64mem. + X86MemOperand MemOperand = memoperand; + + /// ImmEncoding - This is the encoding of an immediate of this type. For + /// example, i8 -> Imm8, i16 -> Imm16, i32 -> Imm32. Note that i64 -> Imm32 + /// since the immediate fields of i64 instructions is a 32-bit sign extended + /// value. + ImmType ImmEncoding = immkind; + + /// ImmOperand - This is the operand kind of an immediate of this type. For + /// example, i8 -> i8imm, i16 -> i16imm, i32 -> i32imm. Note that i64 -> + /// i64i32imm since the immediate fields of i64 instructions is a 32-bit sign + /// extended value. + Operand ImmOperand = immoperand; + + /// ImmOperator - This is the operator that should be used to match an + /// immediate of this kind in a pattern (e.g. imm, or i64immSExt32). + SDPatternOperator ImmOperator = immoperator; + + /// Imm8Operand - This is the operand kind to use for an imm8 of this type. + /// For example, i8 -> , i16 -> i16i8imm, i32 -> i32i8imm. This is + /// only used for instructions that have a sign-extended imm8 field form. + Operand Imm8Operand = imm8operand; + + /// Imm8Operator - This is the operator that should be used to match an 8-bit + /// sign extended immediate of this kind in a pattern (e.g. imm16immSExt8). + SDPatternOperator Imm8Operator = imm8operator; + + /// HasOddOpcode - This bit is true if the instruction should have an odd (as + /// opposed to even) opcode. Operations on i8 are usually even, operations on + /// other datatypes are odd. + bit HasOddOpcode = hasOddOpcode; + + /// HasOpSizePrefix - This bit is set to true if the instruction should have + /// the 0x66 operand size prefix. This is set for i16 types. + bit HasOpSizePrefix = hasOpSizePrefix; + + /// HasREX_WPrefix - This bit is set to true if the instruction should have + /// the 0x40 REX prefix. This is set for i64 types. + bit HasREX_WPrefix = hasREX_WPrefix; } -def AND8rm : I<0x22, MRMSrcMem, - (outs GR8 :$dst), (ins GR8 :$src1, i8mem :$src2), - "and{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, EFLAGS, (X86and_flag GR8:$src1, - (loadi8 addr:$src2)))]>; -def AND16rm : I<0x23, MRMSrcMem, - (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), - "and{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, (X86and_flag GR16:$src1, - (loadi16 addr:$src2)))]>, - OpSize; -def AND32rm : I<0x23, MRMSrcMem, - (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), - "and{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, (X86and_flag GR32:$src1, - (loadi32 addr:$src2)))]>; - -def AND8ri : Ii8<0x80, MRM4r, - (outs GR8 :$dst), (ins GR8 :$src1, i8imm :$src2), - "and{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, EFLAGS, (X86and_flag GR8:$src1, - imm:$src2))]>; -def AND16ri : Ii16<0x81, MRM4r, - (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2), - "and{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, (X86and_flag GR16:$src1, - imm:$src2))]>, OpSize; -def AND32ri : Ii32<0x81, MRM4r, - (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2), - "and{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, (X86and_flag GR32:$src1, - imm:$src2))]>; -def AND16ri8 : Ii8<0x83, MRM4r, - (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2), - "and{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, (X86and_flag GR16:$src1, - i16immSExt8:$src2))]>, - OpSize; -def AND32ri8 : Ii8<0x83, MRM4r, - (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2), - "and{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, (X86and_flag GR32:$src1, - i32immSExt8:$src2))]>; - -let Constraints = "" in { - def AND8mr : I<0x20, MRMDestMem, - (outs), (ins i8mem :$dst, GR8 :$src), - "and{b}\t{$src, $dst|$dst, $src}", - [(store (and (load addr:$dst), GR8:$src), addr:$dst), - (implicit EFLAGS)]>; - def AND16mr : I<0x21, MRMDestMem, - (outs), (ins i16mem:$dst, GR16:$src), - "and{w}\t{$src, $dst|$dst, $src}", - [(store (and (load addr:$dst), GR16:$src), addr:$dst), - (implicit EFLAGS)]>, - OpSize; - def AND32mr : I<0x21, MRMDestMem, - (outs), (ins i32mem:$dst, GR32:$src), - "and{l}\t{$src, $dst|$dst, $src}", - [(store (and (load addr:$dst), GR32:$src), addr:$dst), - (implicit EFLAGS)]>; - def AND8mi : Ii8<0x80, MRM4m, - (outs), (ins i8mem :$dst, i8imm :$src), - "and{b}\t{$src, $dst|$dst, $src}", - [(store (and (loadi8 addr:$dst), imm:$src), addr:$dst), - (implicit EFLAGS)]>; - def AND16mi : Ii16<0x81, MRM4m, - (outs), (ins i16mem:$dst, i16imm:$src), - "and{w}\t{$src, $dst|$dst, $src}", - [(store (and (loadi16 addr:$dst), imm:$src), addr:$dst), - (implicit EFLAGS)]>, - OpSize; - def AND32mi : Ii32<0x81, MRM4m, - (outs), (ins i32mem:$dst, i32imm:$src), - "and{l}\t{$src, $dst|$dst, $src}", - [(store (and (loadi32 addr:$dst), imm:$src), addr:$dst), - (implicit EFLAGS)]>; - def AND16mi8 : Ii8<0x83, MRM4m, - (outs), (ins i16mem:$dst, i16i8imm :$src), - "and{w}\t{$src, $dst|$dst, $src}", - [(store (and (load addr:$dst), i16immSExt8:$src), addr:$dst), - (implicit EFLAGS)]>, - OpSize; - def AND32mi8 : Ii8<0x83, MRM4m, - (outs), (ins i32mem:$dst, i32i8imm :$src), - "and{l}\t{$src, $dst|$dst, $src}", - [(store (and (load addr:$dst), i32immSExt8:$src), addr:$dst), - (implicit EFLAGS)]>; - - def AND8i8 : Ii8<0x24, RawFrm, (outs), (ins i8imm:$src), - "and{b}\t{$src, %al|%al, $src}", []>; - def AND16i16 : Ii16<0x25, RawFrm, (outs), (ins i16imm:$src), - "and{w}\t{$src, %ax|%ax, $src}", []>, OpSize; - def AND32i32 : Ii32<0x25, RawFrm, (outs), (ins i32imm:$src), - "and{l}\t{$src, %eax|%eax, $src}", []>; - -} // Constraints = "" - - -let isCommutable = 1 in { // X = OR Y, Z --> X = OR Z, Y -def OR8rr : I<0x08, MRMDestReg, (outs GR8 :$dst), - (ins GR8 :$src1, GR8 :$src2), - "or{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, EFLAGS, (X86or_flag GR8:$src1, GR8:$src2))]>; -def OR16rr : I<0x09, MRMDestReg, (outs GR16:$dst), - (ins GR16:$src1, GR16:$src2), - "or{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, (X86or_flag GR16:$src1,GR16:$src2))]>, - OpSize; -def OR32rr : I<0x09, MRMDestReg, (outs GR32:$dst), - (ins GR32:$src1, GR32:$src2), - "or{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, (X86or_flag GR32:$src1,GR32:$src2))]>; +def invalid_node : SDNode<"<>", SDTIntLeaf,[],"<>">; + + +def Xi8 : X86TypeInfo; +def Xi16 : X86TypeInfo; +def Xi32 : X86TypeInfo; +def Xi64 : X86TypeInfo; + +/// ITy - This instruction base class takes the type info for the instruction. +/// Using this, it: +/// 1. Concatenates together the instruction mnemonic with the appropriate +/// suffix letter, a tab, and the arguments. +/// 2. Infers whether the instruction should have a 0x66 prefix byte. +/// 3. Infers whether the instruction should have a 0x40 REX_W prefix. +/// 4. Infers whether the low bit of the opcode should be 0 (for i8 operations) +/// or 1 (for i16,i32,i64 operations). +class ITy opcode, Format f, X86TypeInfo typeinfo, dag outs, dag ins, + string mnemonic, string args, list pattern> + : I<{opcode{7}, opcode{6}, opcode{5}, opcode{4}, + opcode{3}, opcode{2}, opcode{1}, typeinfo.HasOddOpcode }, + f, outs, ins, + !strconcat(mnemonic, "{", typeinfo.InstrSuffix, "}\t", args), pattern> { + + // Infer instruction prefixes from type info. + let hasOpSizePrefix = typeinfo.HasOpSizePrefix; + let hasREX_WPrefix = typeinfo.HasREX_WPrefix; } -// OR instructions with the destination register in REG and the source register -// in R/M. Included for the disassembler. -let isCodeGenOnly = 1 in { -def OR8rr_REV : I<0x0A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2), - "or{b}\t{$src2, $dst|$dst, $src2}", []>; -def OR16rr_REV : I<0x0B, MRMSrcReg, (outs GR16:$dst), - (ins GR16:$src1, GR16:$src2), - "or{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize; -def OR32rr_REV : I<0x0B, MRMSrcReg, (outs GR32:$dst), - (ins GR32:$src1, GR32:$src2), - "or{l}\t{$src2, $dst|$dst, $src2}", []>; -} - -def OR8rm : I<0x0A, MRMSrcMem, (outs GR8 :$dst), - (ins GR8 :$src1, i8mem :$src2), - "or{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, EFLAGS, (X86or_flag GR8:$src1, - (load addr:$src2)))]>; -def OR16rm : I<0x0B, MRMSrcMem, (outs GR16:$dst), - (ins GR16:$src1, i16mem:$src2), - "or{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, (X86or_flag GR16:$src1, - (load addr:$src2)))]>, - OpSize; -def OR32rm : I<0x0B, MRMSrcMem, (outs GR32:$dst), - (ins GR32:$src1, i32mem:$src2), - "or{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, (X86or_flag GR32:$src1, - (load addr:$src2)))]>; - -def OR8ri : Ii8 <0x80, MRM1r, (outs GR8 :$dst), - (ins GR8 :$src1, i8imm:$src2), - "or{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst,EFLAGS, (X86or_flag GR8:$src1, imm:$src2))]>; -def OR16ri : Ii16<0x81, MRM1r, (outs GR16:$dst), - (ins GR16:$src1, i16imm:$src2), - "or{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, (X86or_flag GR16:$src1, - imm:$src2))]>, OpSize; -def OR32ri : Ii32<0x81, MRM1r, (outs GR32:$dst), - (ins GR32:$src1, i32imm:$src2), - "or{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, (X86or_flag GR32:$src1, - imm:$src2))]>; - -def OR16ri8 : Ii8<0x83, MRM1r, (outs GR16:$dst), - (ins GR16:$src1, i16i8imm:$src2), - "or{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, (X86or_flag GR16:$src1, - i16immSExt8:$src2))]>, OpSize; -def OR32ri8 : Ii8<0x83, MRM1r, (outs GR32:$dst), - (ins GR32:$src1, i32i8imm:$src2), - "or{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, (X86or_flag GR32:$src1, - i32immSExt8:$src2))]>; -let Constraints = "" in { - def OR8mr : I<0x08, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src), - "or{b}\t{$src, $dst|$dst, $src}", - [(store (or (load addr:$dst), GR8:$src), addr:$dst), - (implicit EFLAGS)]>; - def OR16mr : I<0x09, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src), - "or{w}\t{$src, $dst|$dst, $src}", - [(store (or (load addr:$dst), GR16:$src), addr:$dst), - (implicit EFLAGS)]>, OpSize; - def OR32mr : I<0x09, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src), - "or{l}\t{$src, $dst|$dst, $src}", - [(store (or (load addr:$dst), GR32:$src), addr:$dst), - (implicit EFLAGS)]>; - def OR8mi : Ii8<0x80, MRM1m, (outs), (ins i8mem :$dst, i8imm:$src), - "or{b}\t{$src, $dst|$dst, $src}", - [(store (or (loadi8 addr:$dst), imm:$src), addr:$dst), - (implicit EFLAGS)]>; - def OR16mi : Ii16<0x81, MRM1m, (outs), (ins i16mem:$dst, i16imm:$src), - "or{w}\t{$src, $dst|$dst, $src}", - [(store (or (loadi16 addr:$dst), imm:$src), addr:$dst), - (implicit EFLAGS)]>, - OpSize; - def OR32mi : Ii32<0x81, MRM1m, (outs), (ins i32mem:$dst, i32imm:$src), - "or{l}\t{$src, $dst|$dst, $src}", - [(store (or (loadi32 addr:$dst), imm:$src), addr:$dst), - (implicit EFLAGS)]>; - def OR16mi8 : Ii8<0x83, MRM1m, (outs), (ins i16mem:$dst, i16i8imm:$src), - "or{w}\t{$src, $dst|$dst, $src}", - [(store (or (load addr:$dst), i16immSExt8:$src), addr:$dst), - (implicit EFLAGS)]>, - OpSize; - def OR32mi8 : Ii8<0x83, MRM1m, (outs), (ins i32mem:$dst, i32i8imm:$src), - "or{l}\t{$src, $dst|$dst, $src}", - [(store (or (load addr:$dst), i32immSExt8:$src), addr:$dst), - (implicit EFLAGS)]>; - - def OR8i8 : Ii8 <0x0C, RawFrm, (outs), (ins i8imm:$src), - "or{b}\t{$src, %al|%al, $src}", []>; - def OR16i16 : Ii16 <0x0D, RawFrm, (outs), (ins i16imm:$src), - "or{w}\t{$src, %ax|%ax, $src}", []>, OpSize; - def OR32i32 : Ii32 <0x0D, RawFrm, (outs), (ins i32imm:$src), - "or{l}\t{$src, %eax|%eax, $src}", []>; -} // Constraints = "" - - -let isCommutable = 1 in { // X = XOR Y, Z --> X = XOR Z, Y - def XOR8rr : I<0x30, MRMDestReg, - (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2), - "xor{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, EFLAGS, (X86xor_flag GR8:$src1, - GR8:$src2))]>; - def XOR16rr : I<0x31, MRMDestReg, - (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), - "xor{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, (X86xor_flag GR16:$src1, - GR16:$src2))]>, OpSize; - def XOR32rr : I<0x31, MRMDestReg, - (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), - "xor{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, (X86xor_flag GR32:$src1, - GR32:$src2))]>; -} // isCommutable = 1 - -// XOR instructions with the destination register in REG and the source register -// in R/M. Included for the disassembler. -let isCodeGenOnly = 1 in { -def XOR8rr_REV : I<0x32, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2), - "xor{b}\t{$src2, $dst|$dst, $src2}", []>; -def XOR16rr_REV : I<0x33, MRMSrcReg, (outs GR16:$dst), - (ins GR16:$src1, GR16:$src2), - "xor{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize; -def XOR32rr_REV : I<0x33, MRMSrcReg, (outs GR32:$dst), - (ins GR32:$src1, GR32:$src2), - "xor{l}\t{$src2, $dst|$dst, $src2}", []>; +// BinOpRR - Instructions like "add reg, reg, reg". +class BinOpRR opcode, string mnemonic, X86TypeInfo typeinfo, + dag outlist, list pattern, Format f = MRMDestReg> + : ITy; + +// BinOpRR_R - Instructions like "add reg, reg, reg", where the pattern has +// just a regclass (no eflags) as a result. +class BinOpRR_R opcode, string mnemonic, X86TypeInfo typeinfo, + SDNode opnode> + : BinOpRR; + +// BinOpRR_F - Instructions like "cmp reg, Reg", where the pattern has +// just a EFLAGS as a result. +class BinOpRR_F opcode, string mnemonic, X86TypeInfo typeinfo, + SDPatternOperator opnode, Format f = MRMDestReg> + : BinOpRR; + +// BinOpRR_RF - Instructions like "add reg, reg, reg", where the pattern has +// both a regclass and EFLAGS as a result. +class BinOpRR_RF opcode, string mnemonic, X86TypeInfo typeinfo, + SDNode opnode> + : BinOpRR; + +// BinOpRR_Rev - Instructions like "add reg, reg, reg" (reversed encoding). +class BinOpRR_Rev opcode, string mnemonic, X86TypeInfo typeinfo> + : ITy { + // The disassembler should know about this, but not the asmparser. + let isCodeGenOnly = 1; } -def XOR8rm : I<0x32, MRMSrcMem, - (outs GR8 :$dst), (ins GR8:$src1, i8mem :$src2), - "xor{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, EFLAGS, (X86xor_flag GR8:$src1, - (load addr:$src2)))]>; -def XOR16rm : I<0x33, MRMSrcMem, - (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), - "xor{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, (X86xor_flag GR16:$src1, - (load addr:$src2)))]>, - OpSize; -def XOR32rm : I<0x33, MRMSrcMem, - (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), - "xor{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, (X86xor_flag GR32:$src1, - (load addr:$src2)))]>; - -def XOR8ri : Ii8<0x80, MRM6r, - (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2), - "xor{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, EFLAGS, (X86xor_flag GR8:$src1, imm:$src2))]>; -def XOR16ri : Ii16<0x81, MRM6r, - (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2), - "xor{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, (X86xor_flag GR16:$src1, - imm:$src2))]>, OpSize; -def XOR32ri : Ii32<0x81, MRM6r, - (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2), - "xor{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, (X86xor_flag GR32:$src1, - imm:$src2))]>; -def XOR16ri8 : Ii8<0x83, MRM6r, - (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2), - "xor{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, (X86xor_flag GR16:$src1, - i16immSExt8:$src2))]>, - OpSize; -def XOR32ri8 : Ii8<0x83, MRM6r, - (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2), - "xor{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, (X86xor_flag GR32:$src1, - i32immSExt8:$src2))]>; - -let Constraints = "" in { - def XOR8mr : I<0x30, MRMDestMem, - (outs), (ins i8mem :$dst, GR8 :$src), - "xor{b}\t{$src, $dst|$dst, $src}", - [(store (xor (load addr:$dst), GR8:$src), addr:$dst), - (implicit EFLAGS)]>; - def XOR16mr : I<0x31, MRMDestMem, - (outs), (ins i16mem:$dst, GR16:$src), - "xor{w}\t{$src, $dst|$dst, $src}", - [(store (xor (load addr:$dst), GR16:$src), addr:$dst), - (implicit EFLAGS)]>, - OpSize; - def XOR32mr : I<0x31, MRMDestMem, - (outs), (ins i32mem:$dst, GR32:$src), - "xor{l}\t{$src, $dst|$dst, $src}", - [(store (xor (load addr:$dst), GR32:$src), addr:$dst), - (implicit EFLAGS)]>; - def XOR8mi : Ii8<0x80, MRM6m, - (outs), (ins i8mem :$dst, i8imm :$src), - "xor{b}\t{$src, $dst|$dst, $src}", - [(store (xor (loadi8 addr:$dst), imm:$src), addr:$dst), - (implicit EFLAGS)]>; - def XOR16mi : Ii16<0x81, MRM6m, - (outs), (ins i16mem:$dst, i16imm:$src), - "xor{w}\t{$src, $dst|$dst, $src}", - [(store (xor (loadi16 addr:$dst), imm:$src), addr:$dst), - (implicit EFLAGS)]>, - OpSize; - def XOR32mi : Ii32<0x81, MRM6m, - (outs), (ins i32mem:$dst, i32imm:$src), - "xor{l}\t{$src, $dst|$dst, $src}", - [(store (xor (loadi32 addr:$dst), imm:$src), addr:$dst), - (implicit EFLAGS)]>; - def XOR16mi8 : Ii8<0x83, MRM6m, - (outs), (ins i16mem:$dst, i16i8imm :$src), - "xor{w}\t{$src, $dst|$dst, $src}", - [(store (xor (load addr:$dst), i16immSExt8:$src), addr:$dst), - (implicit EFLAGS)]>, - OpSize; - def XOR32mi8 : Ii8<0x83, MRM6m, - (outs), (ins i32mem:$dst, i32i8imm :$src), - "xor{l}\t{$src, $dst|$dst, $src}", - [(store (xor (load addr:$dst), i32immSExt8:$src), addr:$dst), - (implicit EFLAGS)]>; - - def XOR8i8 : Ii8 <0x34, RawFrm, (outs), (ins i8imm:$src), - "xor{b}\t{$src, %al|%al, $src}", []>; - def XOR16i16 : Ii16<0x35, RawFrm, (outs), (ins i16imm:$src), - "xor{w}\t{$src, %ax|%ax, $src}", []>, OpSize; - def XOR32i32 : Ii32<0x35, RawFrm, (outs), (ins i32imm:$src), - "xor{l}\t{$src, %eax|%eax, $src}", []>; -} // Constraints = "" -} // Defs = [EFLAGS] - +// BinOpRM - Instructions like "add reg, reg, [mem]". +class BinOpRM opcode, string mnemonic, X86TypeInfo typeinfo, + dag outlist, list pattern> + : ITy; + +// BinOpRM_R - Instructions like "add reg, reg, [mem]". +class BinOpRM_R opcode, string mnemonic, X86TypeInfo typeinfo, + SDNode opnode> + : BinOpRM; + +// BinOpRM_F - Instructions like "cmp reg, [mem]". +class BinOpRM_F opcode, string mnemonic, X86TypeInfo typeinfo, + SDPatternOperator opnode> + : BinOpRM; + +// BinOpRM_RF - Instructions like "add reg, reg, [mem]". +class BinOpRM_RF opcode, string mnemonic, X86TypeInfo typeinfo, + SDNode opnode> + : BinOpRM; + +// BinOpRI - Instructions like "add reg, reg, imm". +class BinOpRI opcode, string mnemonic, X86TypeInfo typeinfo, + Format f, dag outlist, list pattern> + : ITy { + let ImmT = typeinfo.ImmEncoding; +} -// Arithmetic. -let Defs = [EFLAGS] in { -let isCommutable = 1 in { // X = ADD Y, Z --> X = ADD Z, Y -// Register-Register Addition -def ADD8rr : I<0x00, MRMDestReg, (outs GR8 :$dst), - (ins GR8 :$src1, GR8 :$src2), - "add{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, EFLAGS, (X86add_flag GR8:$src1, GR8:$src2))]>; - -let isConvertibleToThreeAddress = 1 in { // Can transform into LEA. -// Register-Register Addition -def ADD16rr : I<0x01, MRMDestReg, (outs GR16:$dst), - (ins GR16:$src1, GR16:$src2), - "add{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, (X86add_flag GR16:$src1, - GR16:$src2))]>, OpSize; -def ADD32rr : I<0x01, MRMDestReg, (outs GR32:$dst), - (ins GR32:$src1, GR32:$src2), - "add{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, (X86add_flag GR32:$src1, - GR32:$src2))]>; -} // end isConvertibleToThreeAddress -} // end isCommutable - -// These are alternate spellings for use by the disassembler, we mark them as -// code gen only to ensure they aren't matched by the assembler. -let isCodeGenOnly = 1 in { - def ADD8rr_alt: I<0x02, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2), - "add{b}\t{$src2, $dst|$dst, $src2}", []>; - def ADD16rr_alt: I<0x03, MRMSrcReg,(outs GR16:$dst),(ins GR16:$src1, GR16:$src2), - "add{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize; - def ADD32rr_alt: I<0x03, MRMSrcReg,(outs GR32:$dst),(ins GR32:$src1, GR32:$src2), - "add{l}\t{$src2, $dst|$dst, $src2}", []>; +// BinOpRI_R - Instructions like "add reg, reg, imm". +class BinOpRI_R opcode, string mnemonic, X86TypeInfo typeinfo, + SDNode opnode, Format f> + : BinOpRI; + +// BinOpRI_F - Instructions like "cmp reg, imm". +class BinOpRI_F opcode, string mnemonic, X86TypeInfo typeinfo, + SDPatternOperator opnode, Format f> + : BinOpRI; + +// BinOpRI_RF - Instructions like "add reg, reg, imm". +class BinOpRI_RF opcode, string mnemonic, X86TypeInfo typeinfo, + SDNode opnode, Format f> + : BinOpRI; + +// BinOpRI8 - Instructions like "add reg, reg, imm8". +class BinOpRI8 opcode, string mnemonic, X86TypeInfo typeinfo, + Format f, dag outlist, list pattern> + : ITy { + let ImmT = Imm8; // Always 8-bit immediate. } -// Register-Memory Addition -def ADD8rm : I<0x02, MRMSrcMem, (outs GR8 :$dst), - (ins GR8 :$src1, i8mem :$src2), - "add{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, EFLAGS, (X86add_flag GR8:$src1, - (load addr:$src2)))]>; -def ADD16rm : I<0x03, MRMSrcMem, (outs GR16:$dst), - (ins GR16:$src1, i16mem:$src2), - "add{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, (X86add_flag GR16:$src1, - (load addr:$src2)))]>, OpSize; -def ADD32rm : I<0x03, MRMSrcMem, (outs GR32:$dst), - (ins GR32:$src1, i32mem:$src2), - "add{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, (X86add_flag GR32:$src1, - (load addr:$src2)))]>; - -// Register-Integer Addition -def ADD8ri : Ii8<0x80, MRM0r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2), - "add{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, EFLAGS, - (X86add_flag GR8:$src1, imm:$src2))]>; - -let isConvertibleToThreeAddress = 1 in { // Can transform into LEA. -// Register-Integer Addition -def ADD16ri : Ii16<0x81, MRM0r, (outs GR16:$dst), - (ins GR16:$src1, i16imm:$src2), - "add{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, - (X86add_flag GR16:$src1, imm:$src2))]>, OpSize; -def ADD32ri : Ii32<0x81, MRM0r, (outs GR32:$dst), - (ins GR32:$src1, i32imm:$src2), - "add{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, - (X86add_flag GR32:$src1, imm:$src2))]>; -def ADD16ri8 : Ii8<0x83, MRM0r, (outs GR16:$dst), - (ins GR16:$src1, i16i8imm:$src2), - "add{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, - (X86add_flag GR16:$src1, i16immSExt8:$src2))]>, OpSize; -def ADD32ri8 : Ii8<0x83, MRM0r, (outs GR32:$dst), - (ins GR32:$src1, i32i8imm:$src2), - "add{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, - (X86add_flag GR32:$src1, i32immSExt8:$src2))]>; +// BinOpRI8_R - Instructions like "add reg, reg, imm8". +class BinOpRI8_R opcode, string mnemonic, X86TypeInfo typeinfo, + SDNode opnode, Format f> + : BinOpRI8; + +// BinOpRI8_F - Instructions like "cmp reg, imm8". +class BinOpRI8_F opcode, string mnemonic, X86TypeInfo typeinfo, + SDNode opnode, Format f> + : BinOpRI8; + +// BinOpRI8_RF - Instructions like "add reg, reg, imm8". +class BinOpRI8_RF opcode, string mnemonic, X86TypeInfo typeinfo, + SDNode opnode, Format f> + : BinOpRI8; + +// BinOpMR - Instructions like "add [mem], reg". +class BinOpMR opcode, string mnemonic, X86TypeInfo typeinfo, + list pattern> + : ITy; + +// BinOpMR_RMW - Instructions like "add [mem], reg". +class BinOpMR_RMW opcode, string mnemonic, X86TypeInfo typeinfo, + SDNode opnode> + : BinOpMR; + +// BinOpMR_F - Instructions like "cmp [mem], reg". +class BinOpMR_F opcode, string mnemonic, X86TypeInfo typeinfo, + SDNode opnode> + : BinOpMR; + +// BinOpMI - Instructions like "add [mem], imm". +class BinOpMI pattern, bits<8> opcode = 0x80> + : ITy { + let ImmT = typeinfo.ImmEncoding; } -let Constraints = "" in { - // Memory-Register Addition - def ADD8mr : I<0x00, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2), - "add{b}\t{$src2, $dst|$dst, $src2}", - [(store (add (load addr:$dst), GR8:$src2), addr:$dst), - (implicit EFLAGS)]>; - def ADD16mr : I<0x01, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2), - "add{w}\t{$src2, $dst|$dst, $src2}", - [(store (add (load addr:$dst), GR16:$src2), addr:$dst), - (implicit EFLAGS)]>, OpSize; - def ADD32mr : I<0x01, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2), - "add{l}\t{$src2, $dst|$dst, $src2}", - [(store (add (load addr:$dst), GR32:$src2), addr:$dst), - (implicit EFLAGS)]>; - def ADD8mi : Ii8<0x80, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src2), - "add{b}\t{$src2, $dst|$dst, $src2}", - [(store (add (loadi8 addr:$dst), imm:$src2), addr:$dst), - (implicit EFLAGS)]>; - def ADD16mi : Ii16<0x81, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src2), - "add{w}\t{$src2, $dst|$dst, $src2}", - [(store (add (loadi16 addr:$dst), imm:$src2), addr:$dst), - (implicit EFLAGS)]>, OpSize; - def ADD32mi : Ii32<0x81, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src2), - "add{l}\t{$src2, $dst|$dst, $src2}", - [(store (add (loadi32 addr:$dst), imm:$src2), addr:$dst), - (implicit EFLAGS)]>; - def ADD16mi8 : Ii8<0x83, MRM0m, (outs), (ins i16mem:$dst, i16i8imm :$src2), - "add{w}\t{$src2, $dst|$dst, $src2}", - [(store (add (load addr:$dst), i16immSExt8:$src2), - addr:$dst), - (implicit EFLAGS)]>, OpSize; - def ADD32mi8 : Ii8<0x83, MRM0m, (outs), (ins i32mem:$dst, i32i8imm :$src2), - "add{l}\t{$src2, $dst|$dst, $src2}", - [(store (add (load addr:$dst), i32immSExt8:$src2), - addr:$dst), - (implicit EFLAGS)]>; +// BinOpMI_RMW - Instructions like "add [mem], imm". +class BinOpMI_RMW + : BinOpMI; + +// BinOpMI_F - Instructions like "cmp [mem], imm". +class BinOpMI_F opcode = 0x80> + : BinOpMI; + +// BinOpMI8 - Instructions like "add [mem], imm8". +class BinOpMI8 pattern> + : ITy<0x82, f, typeinfo, + (outs), (ins typeinfo.MemOperand:$dst, typeinfo.Imm8Operand:$src), + mnemonic, "{$src, $dst|$dst, $src}", pattern> { + let ImmT = Imm8; // Always 8-bit immediate. +} - // addition to rAX - def ADD8i8 : Ii8<0x04, RawFrm, (outs), (ins i8imm:$src), - "add{b}\t{$src, %al|%al, $src}", []>; - def ADD16i16 : Ii16<0x05, RawFrm, (outs), (ins i16imm:$src), - "add{w}\t{$src, %ax|%ax, $src}", []>, OpSize; - def ADD32i32 : Ii32<0x05, RawFrm, (outs), (ins i32imm:$src), - "add{l}\t{$src, %eax|%eax, $src}", []>; -} // Constraints = "" +// BinOpMI8_RMW - Instructions like "add [mem], imm8". +class BinOpMI8_RMW + : BinOpMI8; + +// BinOpMI8_F - Instructions like "cmp [mem], imm8". +class BinOpMI8_F + : BinOpMI8; + +// BinOpAI - Instructions like "add %eax, %eax, imm". +class BinOpAI opcode, string mnemonic, X86TypeInfo typeinfo, + Register areg> + : ITy { + let ImmT = typeinfo.ImmEncoding; + let Uses = [areg]; + let Defs = [areg]; +} -let Uses = [EFLAGS] in { -let isCommutable = 1 in { // X = ADC Y, Z --> X = ADC Z, Y -def ADC8rr : I<0x10, MRMDestReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2), - "adc{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, (adde GR8:$src1, GR8:$src2))]>; -def ADC16rr : I<0x11, MRMDestReg, (outs GR16:$dst), - (ins GR16:$src1, GR16:$src2), - "adc{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, (adde GR16:$src1, GR16:$src2))]>, OpSize; -def ADC32rr : I<0x11, MRMDestReg, (outs GR32:$dst), - (ins GR32:$src1, GR32:$src2), - "adc{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, (adde GR32:$src1, GR32:$src2))]>; +/// ArithBinOp_RF - This is an arithmetic binary operator where the pattern is +/// defined with "(set GPR:$dst, EFLAGS, (...". +/// +/// It would be nice to get rid of the second and third argument here, but +/// tblgen can't handle dependent type references aggressively enough: PR8330 +multiclass ArithBinOp_RF BaseOpc, bits<8> BaseOpc2, bits<8> BaseOpc4, + string mnemonic, Format RegMRM, Format MemMRM, + SDNode opnodeflag, SDNode opnode, + bit CommutableRR, bit ConvertibleToThreeAddress> { + let Defs = [EFLAGS] in { + let Constraints = "$src1 = $dst" in { + let isCommutable = CommutableRR, + isConvertibleToThreeAddress = ConvertibleToThreeAddress in { + def #NAME#8rr : BinOpRR_RF; + def #NAME#16rr : BinOpRR_RF; + def #NAME#32rr : BinOpRR_RF; + def #NAME#64rr : BinOpRR_RF; + } // isCommutable + + def #NAME#8rr_REV : BinOpRR_Rev; + def #NAME#16rr_REV : BinOpRR_Rev; + def #NAME#32rr_REV : BinOpRR_Rev; + def #NAME#64rr_REV : BinOpRR_Rev; + + def #NAME#8rm : BinOpRM_RF; + def #NAME#16rm : BinOpRM_RF; + def #NAME#32rm : BinOpRM_RF; + def #NAME#64rm : BinOpRM_RF; + + let isConvertibleToThreeAddress = ConvertibleToThreeAddress in { + // NOTE: These are order specific, we want the ri8 forms to be listed + // first so that they are slightly preferred to the ri forms. + def #NAME#16ri8 : BinOpRI8_RF<0x82, mnemonic, Xi16, opnodeflag, RegMRM>; + def #NAME#32ri8 : BinOpRI8_RF<0x82, mnemonic, Xi32, opnodeflag, RegMRM>; + def #NAME#64ri8 : BinOpRI8_RF<0x82, mnemonic, Xi64, opnodeflag, RegMRM>; + + def #NAME#8ri : BinOpRI_RF<0x80, mnemonic, Xi8 , opnodeflag, RegMRM>; + def #NAME#16ri : BinOpRI_RF<0x80, mnemonic, Xi16, opnodeflag, RegMRM>; + def #NAME#32ri : BinOpRI_RF<0x80, mnemonic, Xi32, opnodeflag, RegMRM>; + def #NAME#64ri32: BinOpRI_RF<0x80, mnemonic, Xi64, opnodeflag, RegMRM>; + } + } // Constraints = "$src1 = $dst" + + def #NAME#8mr : BinOpMR_RMW; + def #NAME#16mr : BinOpMR_RMW; + def #NAME#32mr : BinOpMR_RMW; + def #NAME#64mr : BinOpMR_RMW; + + // NOTE: These are order specific, we want the mi8 forms to be listed + // first so that they are slightly preferred to the mi forms. + def #NAME#16mi8 : BinOpMI8_RMW; + def #NAME#32mi8 : BinOpMI8_RMW; + def #NAME#64mi8 : BinOpMI8_RMW; + + def #NAME#8mi : BinOpMI_RMW; + def #NAME#16mi : BinOpMI_RMW; + def #NAME#32mi : BinOpMI_RMW; + def #NAME#64mi32 : BinOpMI_RMW; + + def #NAME#8i8 : BinOpAI; + def #NAME#16i16 : BinOpAI; + def #NAME#32i32 : BinOpAI; + def #NAME#64i32 : BinOpAI; + } } -let isCodeGenOnly = 1 in { -def ADC8rr_REV : I<0x12, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2), - "adc{b}\t{$src2, $dst|$dst, $src2}", []>; -def ADC16rr_REV : I<0x13, MRMSrcReg, (outs GR16:$dst), - (ins GR16:$src1, GR16:$src2), - "adc{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize; -def ADC32rr_REV : I<0x13, MRMSrcReg, (outs GR32:$dst), - (ins GR32:$src1, GR32:$src2), - "adc{l}\t{$src2, $dst|$dst, $src2}", []>; +/// ArithBinOp_R - This is an arithmetic binary operator where the pattern is +/// defined with "(set GPR:$dst, (...". It would be really nice to find a way +/// to factor this with the other ArithBinOp_*. +/// +multiclass ArithBinOp_R BaseOpc, bits<8> BaseOpc2, bits<8> BaseOpc4, + string mnemonic, Format RegMRM, Format MemMRM, + SDNode opnode, + bit CommutableRR, bit ConvertibleToThreeAddress> { + let Defs = [EFLAGS] in { + let Constraints = "$src1 = $dst" in { + let isCommutable = CommutableRR, + isConvertibleToThreeAddress = ConvertibleToThreeAddress in { + def #NAME#8rr : BinOpRR_R; + def #NAME#16rr : BinOpRR_R; + def #NAME#32rr : BinOpRR_R; + def #NAME#64rr : BinOpRR_R; + } // isCommutable + + def #NAME#8rr_REV : BinOpRR_Rev; + def #NAME#16rr_REV : BinOpRR_Rev; + def #NAME#32rr_REV : BinOpRR_Rev; + def #NAME#64rr_REV : BinOpRR_Rev; + + def #NAME#8rm : BinOpRM_R; + def #NAME#16rm : BinOpRM_R; + def #NAME#32rm : BinOpRM_R; + def #NAME#64rm : BinOpRM_R; + + let isConvertibleToThreeAddress = ConvertibleToThreeAddress in { + // NOTE: These are order specific, we want the ri8 forms to be listed + // first so that they are slightly preferred to the ri forms. + def #NAME#16ri8 : BinOpRI8_R<0x82, mnemonic, Xi16, opnode, RegMRM>; + def #NAME#32ri8 : BinOpRI8_R<0x82, mnemonic, Xi32, opnode, RegMRM>; + def #NAME#64ri8 : BinOpRI8_R<0x82, mnemonic, Xi64, opnode, RegMRM>; + + def #NAME#8ri : BinOpRI_R<0x80, mnemonic, Xi8 , opnode, RegMRM>; + def #NAME#16ri : BinOpRI_R<0x80, mnemonic, Xi16, opnode, RegMRM>; + def #NAME#32ri : BinOpRI_R<0x80, mnemonic, Xi32, opnode, RegMRM>; + def #NAME#64ri32: BinOpRI_R<0x80, mnemonic, Xi64, opnode, RegMRM>; + } + } // Constraints = "$src1 = $dst" + + def #NAME#8mr : BinOpMR_RMW; + def #NAME#16mr : BinOpMR_RMW; + def #NAME#32mr : BinOpMR_RMW; + def #NAME#64mr : BinOpMR_RMW; + + // NOTE: These are order specific, we want the mi8 forms to be listed + // first so that they are slightly preferred to the mi forms. + def #NAME#16mi8 : BinOpMI8_RMW; + def #NAME#32mi8 : BinOpMI8_RMW; + def #NAME#64mi8 : BinOpMI8_RMW; + + def #NAME#8mi : BinOpMI_RMW; + def #NAME#16mi : BinOpMI_RMW; + def #NAME#32mi : BinOpMI_RMW; + def #NAME#64mi32 : BinOpMI_RMW; + + def #NAME#8i8 : BinOpAI; + def #NAME#16i16 : BinOpAI; + def #NAME#32i32 : BinOpAI; + def #NAME#64i32 : BinOpAI; + } } -def ADC8rm : I<0x12, MRMSrcMem , (outs GR8:$dst), - (ins GR8:$src1, i8mem:$src2), - "adc{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, (adde GR8:$src1, (load addr:$src2)))]>; -def ADC16rm : I<0x13, MRMSrcMem , (outs GR16:$dst), - (ins GR16:$src1, i16mem:$src2), - "adc{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, (adde GR16:$src1, (load addr:$src2)))]>, - OpSize; -def ADC32rm : I<0x13, MRMSrcMem , (outs GR32:$dst), - (ins GR32:$src1, i32mem:$src2), - "adc{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, (adde GR32:$src1, (load addr:$src2)))]>; -def ADC8ri : Ii8<0x80, MRM2r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2), - "adc{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, (adde GR8:$src1, imm:$src2))]>; -def ADC16ri : Ii16<0x81, MRM2r, (outs GR16:$dst), - (ins GR16:$src1, i16imm:$src2), - "adc{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, (adde GR16:$src1, imm:$src2))]>, OpSize; -def ADC16ri8 : Ii8<0x83, MRM2r, (outs GR16:$dst), - (ins GR16:$src1, i16i8imm:$src2), - "adc{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, (adde GR16:$src1, i16immSExt8:$src2))]>, - OpSize; -def ADC32ri : Ii32<0x81, MRM2r, (outs GR32:$dst), - (ins GR32:$src1, i32imm:$src2), - "adc{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, (adde GR32:$src1, imm:$src2))]>; -def ADC32ri8 : Ii8<0x83, MRM2r, (outs GR32:$dst), - (ins GR32:$src1, i32i8imm:$src2), - "adc{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, (adde GR32:$src1, i32immSExt8:$src2))]>; - -let Constraints = "" in { - def ADC8mr : I<0x10, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2), - "adc{b}\t{$src2, $dst|$dst, $src2}", - [(store (adde (load addr:$dst), GR8:$src2), addr:$dst)]>; - def ADC16mr : I<0x11, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2), - "adc{w}\t{$src2, $dst|$dst, $src2}", - [(store (adde (load addr:$dst), GR16:$src2), addr:$dst)]>, - OpSize; - def ADC32mr : I<0x11, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2), - "adc{l}\t{$src2, $dst|$dst, $src2}", - [(store (adde (load addr:$dst), GR32:$src2), addr:$dst)]>; - def ADC8mi : Ii8<0x80, MRM2m, (outs), (ins i8mem:$dst, i8imm:$src2), - "adc{b}\t{$src2, $dst|$dst, $src2}", - [(store (adde (loadi8 addr:$dst), imm:$src2), addr:$dst)]>; - def ADC16mi : Ii16<0x81, MRM2m, (outs), (ins i16mem:$dst, i16imm:$src2), - "adc{w}\t{$src2, $dst|$dst, $src2}", - [(store (adde (loadi16 addr:$dst), imm:$src2), addr:$dst)]>, - OpSize; - def ADC16mi8 : Ii8<0x83, MRM2m, (outs), (ins i16mem:$dst, i16i8imm :$src2), - "adc{w}\t{$src2, $dst|$dst, $src2}", - [(store (adde (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>, - OpSize; - def ADC32mi : Ii32<0x81, MRM2m, (outs), (ins i32mem:$dst, i32imm:$src2), - "adc{l}\t{$src2, $dst|$dst, $src2}", - [(store (adde (loadi32 addr:$dst), imm:$src2), addr:$dst)]>; - def ADC32mi8 : Ii8<0x83, MRM2m, (outs), (ins i32mem:$dst, i32i8imm :$src2), - "adc{l}\t{$src2, $dst|$dst, $src2}", - [(store (adde (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>; - - def ADC8i8 : Ii8<0x14, RawFrm, (outs), (ins i8imm:$src), - "adc{b}\t{$src, %al|%al, $src}", []>; - def ADC16i16 : Ii16<0x15, RawFrm, (outs), (ins i16imm:$src), - "adc{w}\t{$src, %ax|%ax, $src}", []>, OpSize; - def ADC32i32 : Ii32<0x15, RawFrm, (outs), (ins i32imm:$src), - "adc{l}\t{$src, %eax|%eax, $src}", []>; -} // Constraints = "" -} // Uses = [EFLAGS] - -// Register-Register Subtraction -def SUB8rr : I<0x28, MRMDestReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2), - "sub{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, EFLAGS, - (X86sub_flag GR8:$src1, GR8:$src2))]>; -def SUB16rr : I<0x29, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1,GR16:$src2), - "sub{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, - (X86sub_flag GR16:$src1, GR16:$src2))]>, OpSize; -def SUB32rr : I<0x29, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1,GR32:$src2), - "sub{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, - (X86sub_flag GR32:$src1, GR32:$src2))]>; - -let isCodeGenOnly = 1 in { -def SUB8rr_REV : I<0x2A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2), - "sub{b}\t{$src2, $dst|$dst, $src2}", []>; -def SUB16rr_REV : I<0x2B, MRMSrcReg, (outs GR16:$dst), - (ins GR16:$src1, GR16:$src2), - "sub{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize; -def SUB32rr_REV : I<0x2B, MRMSrcReg, (outs GR32:$dst), - (ins GR32:$src1, GR32:$src2), - "sub{l}\t{$src2, $dst|$dst, $src2}", []>; +/// ArithBinOp_F - This is an arithmetic binary operator where the pattern is +/// defined with "(set EFLAGS, (...". It would be really nice to find a way +/// to factor this with the other ArithBinOp_*. +/// +multiclass ArithBinOp_F BaseOpc, bits<8> BaseOpc2, bits<8> BaseOpc4, + string mnemonic, Format RegMRM, Format MemMRM, + SDNode opnode, + bit CommutableRR, bit ConvertibleToThreeAddress> { + let Defs = [EFLAGS] in { + let isCommutable = CommutableRR, + isConvertibleToThreeAddress = ConvertibleToThreeAddress in { + def #NAME#8rr : BinOpRR_F; + def #NAME#16rr : BinOpRR_F; + def #NAME#32rr : BinOpRR_F; + def #NAME#64rr : BinOpRR_F; + } // isCommutable + + def #NAME#8rr_REV : BinOpRR_Rev; + def #NAME#16rr_REV : BinOpRR_Rev; + def #NAME#32rr_REV : BinOpRR_Rev; + def #NAME#64rr_REV : BinOpRR_Rev; + + def #NAME#8rm : BinOpRM_F; + def #NAME#16rm : BinOpRM_F; + def #NAME#32rm : BinOpRM_F; + def #NAME#64rm : BinOpRM_F; + + let isConvertibleToThreeAddress = ConvertibleToThreeAddress in { + // NOTE: These are order specific, we want the ri8 forms to be listed + // first so that they are slightly preferred to the ri forms. + def #NAME#16ri8 : BinOpRI8_F<0x82, mnemonic, Xi16, opnode, RegMRM>; + def #NAME#32ri8 : BinOpRI8_F<0x82, mnemonic, Xi32, opnode, RegMRM>; + def #NAME#64ri8 : BinOpRI8_F<0x82, mnemonic, Xi64, opnode, RegMRM>; + + def #NAME#8ri : BinOpRI_F<0x80, mnemonic, Xi8 , opnode, RegMRM>; + def #NAME#16ri : BinOpRI_F<0x80, mnemonic, Xi16, opnode, RegMRM>; + def #NAME#32ri : BinOpRI_F<0x80, mnemonic, Xi32, opnode, RegMRM>; + def #NAME#64ri32: BinOpRI_F<0x80, mnemonic, Xi64, opnode, RegMRM>; + } + + def #NAME#8mr : BinOpMR_F; + def #NAME#16mr : BinOpMR_F; + def #NAME#32mr : BinOpMR_F; + def #NAME#64mr : BinOpMR_F; + + // NOTE: These are order specific, we want the mi8 forms to be listed + // first so that they are slightly preferred to the mi forms. + def #NAME#16mi8 : BinOpMI8_F; + def #NAME#32mi8 : BinOpMI8_F; + def #NAME#64mi8 : BinOpMI8_F; + + def #NAME#8mi : BinOpMI_F; + def #NAME#16mi : BinOpMI_F; + def #NAME#32mi : BinOpMI_F; + def #NAME#64mi32 : BinOpMI_F; + + def #NAME#8i8 : BinOpAI; + def #NAME#16i16 : BinOpAI; + def #NAME#32i32 : BinOpAI; + def #NAME#64i32 : BinOpAI; + } } -// Register-Memory Subtraction -def SUB8rm : I<0x2A, MRMSrcMem, (outs GR8 :$dst), - (ins GR8 :$src1, i8mem :$src2), - "sub{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, EFLAGS, - (X86sub_flag GR8:$src1, (load addr:$src2)))]>; -def SUB16rm : I<0x2B, MRMSrcMem, (outs GR16:$dst), - (ins GR16:$src1, i16mem:$src2), - "sub{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, - (X86sub_flag GR16:$src1, (load addr:$src2)))]>, OpSize; -def SUB32rm : I<0x2B, MRMSrcMem, (outs GR32:$dst), - (ins GR32:$src1, i32mem:$src2), - "sub{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, - (X86sub_flag GR32:$src1, (load addr:$src2)))]>; - -// Register-Integer Subtraction -def SUB8ri : Ii8 <0x80, MRM5r, (outs GR8:$dst), - (ins GR8:$src1, i8imm:$src2), - "sub{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, EFLAGS, - (X86sub_flag GR8:$src1, imm:$src2))]>; -def SUB16ri : Ii16<0x81, MRM5r, (outs GR16:$dst), - (ins GR16:$src1, i16imm:$src2), - "sub{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, - (X86sub_flag GR16:$src1, imm:$src2))]>, OpSize; -def SUB32ri : Ii32<0x81, MRM5r, (outs GR32:$dst), - (ins GR32:$src1, i32imm:$src2), - "sub{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, - (X86sub_flag GR32:$src1, imm:$src2))]>; -def SUB16ri8 : Ii8<0x83, MRM5r, (outs GR16:$dst), - (ins GR16:$src1, i16i8imm:$src2), - "sub{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, - (X86sub_flag GR16:$src1, i16immSExt8:$src2))]>, OpSize; -def SUB32ri8 : Ii8<0x83, MRM5r, (outs GR32:$dst), - (ins GR32:$src1, i32i8imm:$src2), - "sub{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, - (X86sub_flag GR32:$src1, i32immSExt8:$src2))]>; - -let Constraints = "" in { - // Memory-Register Subtraction - def SUB8mr : I<0x28, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src2), - "sub{b}\t{$src2, $dst|$dst, $src2}", - [(store (sub (load addr:$dst), GR8:$src2), addr:$dst), - (implicit EFLAGS)]>; - def SUB16mr : I<0x29, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2), - "sub{w}\t{$src2, $dst|$dst, $src2}", - [(store (sub (load addr:$dst), GR16:$src2), addr:$dst), - (implicit EFLAGS)]>, OpSize; - def SUB32mr : I<0x29, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2), - "sub{l}\t{$src2, $dst|$dst, $src2}", - [(store (sub (load addr:$dst), GR32:$src2), addr:$dst), - (implicit EFLAGS)]>; - - // Memory-Integer Subtraction - def SUB8mi : Ii8<0x80, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src2), - "sub{b}\t{$src2, $dst|$dst, $src2}", - [(store (sub (loadi8 addr:$dst), imm:$src2), addr:$dst), - (implicit EFLAGS)]>; - def SUB16mi : Ii16<0x81, MRM5m, (outs), (ins i16mem:$dst, i16imm:$src2), - "sub{w}\t{$src2, $dst|$dst, $src2}", - [(store (sub (loadi16 addr:$dst), imm:$src2),addr:$dst), - (implicit EFLAGS)]>, OpSize; - def SUB32mi : Ii32<0x81, MRM5m, (outs), (ins i32mem:$dst, i32imm:$src2), - "sub{l}\t{$src2, $dst|$dst, $src2}", - [(store (sub (loadi32 addr:$dst), imm:$src2),addr:$dst), - (implicit EFLAGS)]>; - def SUB16mi8 : Ii8<0x83, MRM5m, (outs), (ins i16mem:$dst, i16i8imm :$src2), - "sub{w}\t{$src2, $dst|$dst, $src2}", - [(store (sub (load addr:$dst), i16immSExt8:$src2), - addr:$dst), - (implicit EFLAGS)]>, OpSize; - def SUB32mi8 : Ii8<0x83, MRM5m, (outs), (ins i32mem:$dst, i32i8imm :$src2), - "sub{l}\t{$src2, $dst|$dst, $src2}", - [(store (sub (load addr:$dst), i32immSExt8:$src2), - addr:$dst), - (implicit EFLAGS)]>; - - def SUB8i8 : Ii8<0x2C, RawFrm, (outs), (ins i8imm:$src), - "sub{b}\t{$src, %al|%al, $src}", []>; - def SUB16i16 : Ii16<0x2D, RawFrm, (outs), (ins i16imm:$src), - "sub{w}\t{$src, %ax|%ax, $src}", []>, OpSize; - def SUB32i32 : Ii32<0x2D, RawFrm, (outs), (ins i32imm:$src), - "sub{l}\t{$src, %eax|%eax, $src}", []>; -} // Constraints = "" +defm AND : ArithBinOp_RF<0x20, 0x22, 0x24, "and", MRM4r, MRM4m, + X86and_flag, and, 1, 0>; +defm OR : ArithBinOp_RF<0x08, 0x0A, 0x0C, "or", MRM1r, MRM1m, + X86or_flag, or, 1, 0>; +defm XOR : ArithBinOp_RF<0x30, 0x32, 0x34, "xor", MRM6r, MRM6m, + X86xor_flag, xor, 1, 0>; +defm ADD : ArithBinOp_RF<0x00, 0x02, 0x04, "add", MRM0r, MRM0m, + X86add_flag, add, 1, 1>; +defm SUB : ArithBinOp_RF<0x28, 0x2A, 0x2C, "sub", MRM5r, MRM5m, + X86sub_flag, sub, 0, 0>; + +// Arithmetic. let Uses = [EFLAGS] in { -def SBB8rr : I<0x18, MRMDestReg, (outs GR8:$dst), - (ins GR8:$src1, GR8:$src2), - "sbb{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, (sube GR8:$src1, GR8:$src2))]>; -def SBB16rr : I<0x19, MRMDestReg, (outs GR16:$dst), - (ins GR16:$src1, GR16:$src2), - "sbb{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, (sube GR16:$src1, GR16:$src2))]>, OpSize; -def SBB32rr : I<0x19, MRMDestReg, (outs GR32:$dst), - (ins GR32:$src1, GR32:$src2), - "sbb{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, (sube GR32:$src1, GR32:$src2))]>; - -let Constraints = "" in { - def SBB8mr : I<0x18, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2), - "sbb{b}\t{$src2, $dst|$dst, $src2}", - [(store (sube (load addr:$dst), GR8:$src2), addr:$dst)]>; - def SBB16mr : I<0x19, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2), - "sbb{w}\t{$src2, $dst|$dst, $src2}", - [(store (sube (load addr:$dst), GR16:$src2), addr:$dst)]>, - OpSize; - def SBB32mr : I<0x19, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2), - "sbb{l}\t{$src2, $dst|$dst, $src2}", - [(store (sube (load addr:$dst), GR32:$src2), addr:$dst)]>; - def SBB8mi : Ii8<0x80, MRM3m, (outs), (ins i8mem:$dst, i8imm:$src2), - "sbb{b}\t{$src2, $dst|$dst, $src2}", - [(store (sube (loadi8 addr:$dst), imm:$src2), addr:$dst)]>; - def SBB16mi : Ii16<0x81, MRM3m, (outs), (ins i16mem:$dst, i16imm:$src2), - "sbb{w}\t{$src2, $dst|$dst, $src2}", - [(store (sube (loadi16 addr:$dst), imm:$src2), addr:$dst)]>, - OpSize; - def SBB16mi8 : Ii8<0x83, MRM3m, (outs), (ins i16mem:$dst, i16i8imm :$src2), - "sbb{w}\t{$src2, $dst|$dst, $src2}", - [(store (sube (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>, - OpSize; - def SBB32mi : Ii32<0x81, MRM3m, (outs), (ins i32mem:$dst, i32imm:$src2), - "sbb{l}\t{$src2, $dst|$dst, $src2}", - [(store (sube (loadi32 addr:$dst), imm:$src2), addr:$dst)]>; - def SBB32mi8 : Ii8<0x83, MRM3m, (outs), (ins i32mem:$dst, i32i8imm :$src2), - "sbb{l}\t{$src2, $dst|$dst, $src2}", - [(store (sube (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>; - - def SBB8i8 : Ii8<0x1C, RawFrm, (outs), (ins i8imm:$src), - "sbb{b}\t{$src, %al|%al, $src}", []>; - def SBB16i16 : Ii16<0x1D, RawFrm, (outs), (ins i16imm:$src), - "sbb{w}\t{$src, %ax|%ax, $src}", []>, OpSize; - def SBB32i32 : Ii32<0x1D, RawFrm, (outs), (ins i32imm:$src), - "sbb{l}\t{$src, %eax|%eax, $src}", []>; -} // Constraints = "" - -let isCodeGenOnly = 1 in { -def SBB8rr_REV : I<0x1A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2), - "sbb{b}\t{$src2, $dst|$dst, $src2}", []>; -def SBB16rr_REV : I<0x1B, MRMSrcReg, (outs GR16:$dst), - (ins GR16:$src1, GR16:$src2), - "sbb{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize; -def SBB32rr_REV : I<0x1B, MRMSrcReg, (outs GR32:$dst), - (ins GR32:$src1, GR32:$src2), - "sbb{l}\t{$src2, $dst|$dst, $src2}", []>; + // FIXME: Delete ArithBinOp_R if these switch off adde/sube. + defm ADC : ArithBinOp_R<0x10, 0x12, 0x14, "adc", MRM2r, MRM2m, adde, 1, 0>; + defm SBB : ArithBinOp_R<0x18, 0x1A, 0x1C, "sbb", MRM3r, MRM3m, sube, 0, 0>; } -def SBB8rm : I<0x1A, MRMSrcMem, (outs GR8:$dst), (ins GR8:$src1, i8mem:$src2), - "sbb{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, (sube GR8:$src1, (load addr:$src2)))]>; -def SBB16rm : I<0x1B, MRMSrcMem, (outs GR16:$dst), - (ins GR16:$src1, i16mem:$src2), - "sbb{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, (sube GR16:$src1, (load addr:$src2)))]>, - OpSize; -def SBB32rm : I<0x1B, MRMSrcMem, (outs GR32:$dst), - (ins GR32:$src1, i32mem:$src2), - "sbb{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, (sube GR32:$src1, (load addr:$src2)))]>; -def SBB8ri : Ii8<0x80, MRM3r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2), - "sbb{b}\t{$src2, $dst|$dst, $src2}", - [(set GR8:$dst, (sube GR8:$src1, imm:$src2))]>; -def SBB16ri : Ii16<0x81, MRM3r, (outs GR16:$dst), - (ins GR16:$src1, i16imm:$src2), - "sbb{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, (sube GR16:$src1, imm:$src2))]>, OpSize; -def SBB16ri8 : Ii8<0x83, MRM3r, (outs GR16:$dst), - (ins GR16:$src1, i16i8imm:$src2), - "sbb{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, (sube GR16:$src1, i16immSExt8:$src2))]>, - OpSize; -def SBB32ri : Ii32<0x81, MRM3r, (outs GR32:$dst), - (ins GR32:$src1, i32imm:$src2), - "sbb{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, (sube GR32:$src1, imm:$src2))]>; -def SBB32ri8 : Ii8<0x83, MRM3r, (outs GR32:$dst), - (ins GR32:$src1, i32i8imm:$src2), - "sbb{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, (sube GR32:$src1, i32immSExt8:$src2))]>; -} // Uses = [EFLAGS] -} // Defs = [EFLAGS] -let Defs = [EFLAGS] in { -let isCommutable = 1 in { // X = IMUL Y, Z --> X = IMUL Z, Y -// Register-Register Signed Integer Multiply -def IMUL16rr : I<0xAF, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src1,GR16:$src2), - "imul{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, - (X86smul_flag GR16:$src1, GR16:$src2))]>, TB, OpSize; -def IMUL32rr : I<0xAF, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src1,GR32:$src2), - "imul{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, - (X86smul_flag GR32:$src1, GR32:$src2))]>, TB; -} -// Register-Memory Signed Integer Multiply -def IMUL16rm : I<0xAF, MRMSrcMem, (outs GR16:$dst), - (ins GR16:$src1, i16mem:$src2), - "imul{w}\t{$src2, $dst|$dst, $src2}", - [(set GR16:$dst, EFLAGS, - (X86smul_flag GR16:$src1, (load addr:$src2)))]>, - TB, OpSize; -def IMUL32rm : I<0xAF, MRMSrcMem, (outs GR32:$dst), - (ins GR32:$src1, i32mem:$src2), - "imul{l}\t{$src2, $dst|$dst, $src2}", - [(set GR32:$dst, EFLAGS, - (X86smul_flag GR32:$src1, (load addr:$src2)))]>, TB; -} // Defs = [EFLAGS] -} // end Two Address instructions +defm CMP : ArithBinOp_F<0x38, 0x3A, 0x3C, "cmp", MRM7r, MRM7m, X86cmp, 0, 0>; -// Suprisingly enough, these are not two address instructions! -let Defs = [EFLAGS] in { -// Register-Integer Signed Integer Multiply -def IMUL16rri : Ii16<0x69, MRMSrcReg, // GR16 = GR16*I16 - (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2), - "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}", - [(set GR16:$dst, EFLAGS, - (X86smul_flag GR16:$src1, imm:$src2))]>, OpSize; -def IMUL32rri : Ii32<0x69, MRMSrcReg, // GR32 = GR32*I32 - (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2), - "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}", - [(set GR32:$dst, EFLAGS, - (X86smul_flag GR32:$src1, imm:$src2))]>; -def IMUL16rri8 : Ii8<0x6B, MRMSrcReg, // GR16 = GR16*I8 - (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2), - "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}", - [(set GR16:$dst, EFLAGS, - (X86smul_flag GR16:$src1, i16immSExt8:$src2))]>, - OpSize; -def IMUL32rri8 : Ii8<0x6B, MRMSrcReg, // GR32 = GR32*I8 - (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2), - "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}", - [(set GR32:$dst, EFLAGS, - (X86smul_flag GR32:$src1, i32immSExt8:$src2))]>; - -// Memory-Integer Signed Integer Multiply -def IMUL16rmi : Ii16<0x69, MRMSrcMem, // GR16 = [mem16]*I16 - (outs GR16:$dst), (ins i16mem:$src1, i16imm:$src2), - "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}", - [(set GR16:$dst, EFLAGS, - (X86smul_flag (load addr:$src1), imm:$src2))]>, - OpSize; -def IMUL32rmi : Ii32<0x69, MRMSrcMem, // GR32 = [mem32]*I32 - (outs GR32:$dst), (ins i32mem:$src1, i32imm:$src2), - "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}", - [(set GR32:$dst, EFLAGS, - (X86smul_flag (load addr:$src1), imm:$src2))]>; -def IMUL16rmi8 : Ii8<0x6B, MRMSrcMem, // GR16 = [mem16]*I8 - (outs GR16:$dst), (ins i16mem:$src1, i16i8imm :$src2), - "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}", - [(set GR16:$dst, EFLAGS, - (X86smul_flag (load addr:$src1), - i16immSExt8:$src2))]>, OpSize; -def IMUL32rmi8 : Ii8<0x6B, MRMSrcMem, // GR32 = [mem32]*I8 - (outs GR32:$dst), (ins i32mem:$src1, i32i8imm: $src2), - "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}", - [(set GR32:$dst, EFLAGS, - (X86smul_flag (load addr:$src1), - i32immSExt8:$src2))]>; -} // Defs = [EFLAGS] //===----------------------------------------------------------------------===// -// Test instructions are just like AND, except they don't generate a result. -// -let Defs = [EFLAGS] in { -let isCommutable = 1 in { // TEST X, Y --> TEST Y, X -def TEST8rr : I<0x84, MRMSrcReg, (outs), (ins GR8:$src1, GR8:$src2), - "test{b}\t{$src2, $src1|$src1, $src2}", - [(set EFLAGS, (X86cmp (and_su GR8:$src1, GR8:$src2), 0))]>; -def TEST16rr : I<0x85, MRMSrcReg, (outs), (ins GR16:$src1, GR16:$src2), - "test{w}\t{$src2, $src1|$src1, $src2}", - [(set EFLAGS, (X86cmp (and_su GR16:$src1, GR16:$src2), - 0))]>, - OpSize; -def TEST32rr : I<0x85, MRMSrcReg, (outs), (ins GR32:$src1, GR32:$src2), - "test{l}\t{$src2, $src1|$src1, $src2}", - [(set EFLAGS, (X86cmp (and_su GR32:$src1, GR32:$src2), - 0))]>; -} +// Semantically, test instructions are similar like AND, except they don't +// generate a result. From an encoding perspective, they are very different: +// they don't have all the usual imm8 and REV forms, and are encoded into a +// different space. +def X86testpat : PatFrag<(ops node:$lhs, node:$rhs), + (X86cmp (and_su node:$lhs, node:$rhs), 0)>; -def TEST8i8 : Ii8<0xA8, RawFrm, (outs), (ins i8imm:$src), - "test{b}\t{$src, %al|%al, $src}", []>; -def TEST16i16 : Ii16<0xA9, RawFrm, (outs), (ins i16imm:$src), - "test{w}\t{$src, %ax|%ax, $src}", []>, OpSize; -def TEST32i32 : Ii32<0xA9, RawFrm, (outs), (ins i32imm:$src), - "test{l}\t{$src, %eax|%eax, $src}", []>; - -def TEST8rm : I<0x84, MRMSrcMem, (outs), (ins GR8 :$src1, i8mem :$src2), - "test{b}\t{$src2, $src1|$src1, $src2}", - [(set EFLAGS, (X86cmp (and GR8:$src1, (loadi8 addr:$src2)), - 0))]>; -def TEST16rm : I<0x85, MRMSrcMem, (outs), (ins GR16:$src1, i16mem:$src2), - "test{w}\t{$src2, $src1|$src1, $src2}", - [(set EFLAGS, (X86cmp (and GR16:$src1, - (loadi16 addr:$src2)), 0))]>, OpSize; -def TEST32rm : I<0x85, MRMSrcMem, (outs), (ins GR32:$src1, i32mem:$src2), - "test{l}\t{$src2, $src1|$src1, $src2}", - [(set EFLAGS, (X86cmp (and GR32:$src1, - (loadi32 addr:$src2)), 0))]>; - -def TEST8ri : Ii8 <0xF6, MRM0r, // flags = GR8 & imm8 - (outs), (ins GR8:$src1, i8imm:$src2), - "test{b}\t{$src2, $src1|$src1, $src2}", - [(set EFLAGS, (X86cmp (and_su GR8:$src1, imm:$src2), 0))]>; -def TEST16ri : Ii16<0xF7, MRM0r, // flags = GR16 & imm16 - (outs), (ins GR16:$src1, i16imm:$src2), - "test{w}\t{$src2, $src1|$src1, $src2}", - [(set EFLAGS, (X86cmp (and_su GR16:$src1, imm:$src2), 0))]>, - OpSize; -def TEST32ri : Ii32<0xF7, MRM0r, // flags = GR32 & imm32 - (outs), (ins GR32:$src1, i32imm:$src2), - "test{l}\t{$src2, $src1|$src1, $src2}", - [(set EFLAGS, (X86cmp (and_su GR32:$src1, imm:$src2), 0))]>; - -def TEST8mi : Ii8 <0xF6, MRM0m, // flags = [mem8] & imm8 - (outs), (ins i8mem:$src1, i8imm:$src2), - "test{b}\t{$src2, $src1|$src1, $src2}", - [(set EFLAGS, (X86cmp (and (loadi8 addr:$src1), imm:$src2), - 0))]>; -def TEST16mi : Ii16<0xF7, MRM0m, // flags = [mem16] & imm16 - (outs), (ins i16mem:$src1, i16imm:$src2), - "test{w}\t{$src2, $src1|$src1, $src2}", - [(set EFLAGS, (X86cmp (and (loadi16 addr:$src1), imm:$src2), - 0))]>, OpSize; -def TEST32mi : Ii32<0xF7, MRM0m, // flags = [mem32] & imm32 - (outs), (ins i32mem:$src1, i32imm:$src2), - "test{l}\t{$src2, $src1|$src1, $src2}", - [(set EFLAGS, (X86cmp (and (loadi32 addr:$src1), imm:$src2), - 0))]>; -} // Defs = [EFLAGS] +let Defs = [EFLAGS] in { + let isCommutable = 1 in { + def TEST8rr : BinOpRR_F<0x84, "test", Xi8 , X86testpat, MRMSrcReg>; + def TEST16rr : BinOpRR_F<0x84, "test", Xi16, X86testpat, MRMSrcReg>; + def TEST32rr : BinOpRR_F<0x84, "test", Xi32, X86testpat, MRMSrcReg>; + def TEST64rr : BinOpRR_F<0x84, "test", Xi64, X86testpat, MRMSrcReg>; + } // isCommutable + + def TEST8rm : BinOpRM_F<0x84, "test", Xi8 , X86testpat>; + def TEST16rm : BinOpRM_F<0x84, "test", Xi16, X86testpat>; + def TEST32rm : BinOpRM_F<0x84, "test", Xi32, X86testpat>; + def TEST64rm : BinOpRM_F<0x84, "test", Xi64, X86testpat>; + + def TEST8ri : BinOpRI_F<0xF6, "test", Xi8 , X86testpat, MRM0r>; + def TEST16ri : BinOpRI_F<0xF6, "test", Xi16, X86testpat, MRM0r>; + def TEST32ri : BinOpRI_F<0xF6, "test", Xi32, X86testpat, MRM0r>; + def TEST64ri32 : BinOpRI_F<0xF6, "test", Xi64, X86testpat, MRM0r>; + + def TEST8mi : BinOpMI_F<"test", Xi8 , X86testpat, MRM0m, 0xF6>; + def TEST16mi : BinOpMI_F<"test", Xi16, X86testpat, MRM0m, 0xF6>; + def TEST32mi : BinOpMI_F<"test", Xi32, X86testpat, MRM0m, 0xF6>; + def TEST64mi32 : BinOpMI_F<"test", Xi64, X86testpat, MRM0m, 0xF6>; + + def TEST8i8 : BinOpAI<0xA8, "test", Xi8 , AL>; + def TEST16i16 : BinOpAI<0xA8, "test", Xi16, AX>; + def TEST32i32 : BinOpAI<0xA8, "test", Xi32, EAX>; + def TEST64i32 : BinOpAI<0xA8, "test", Xi64, RAX>; +}