[SDNPHasChain, SDNPOutFlag, SDNPOptInFlag]>;
def X86rep_stos: SDNode<"X86ISD::REP_STOS", SDTX86RepStr,
- [SDNPHasChain, SDNPInFlag, SDNPOutFlag]>;
+ [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore]>;
def X86rep_movs: SDNode<"X86ISD::REP_MOVS", SDTX86RepStr,
- [SDNPHasChain, SDNPInFlag, SDNPOutFlag]>;
+ [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
+ SDNPMayLoad]>;
def X86rdtsc : SDNode<"X86ISD::RDTSC_DAG",SDTX86RdTsc,
- [SDNPHasChain, SDNPOutFlag]>;
+ [SDNPHasChain, SDNPOutFlag, SDNPSideEffect]>;
def X86Wrapper : SDNode<"X86ISD::Wrapper", SDTX86Wrapper>;
def X86WrapperRIP : SDNode<"X86ISD::WrapperRIP", SDTX86Wrapper>;
def HasSSE2 : Predicate<"Subtarget->hasSSE2()">;
def HasSSE3 : Predicate<"Subtarget->hasSSE3()">;
def HasSSSE3 : Predicate<"Subtarget->hasSSSE3()">;
+def HasSSE41 : Predicate<"Subtarget->hasSSE41()">;
+def HasSSE42 : Predicate<"Subtarget->hasSSE42()">;
def FPStackf32 : Predicate<"!Subtarget->hasSSE1()">;
def FPStackf64 : Predicate<"!Subtarget->hasSSE2()">;
def In32BitMode : Predicate<"!Subtarget->is64Bit()">;
def In64BitMode : Predicate<"Subtarget->is64Bit()">;
-def HasLow4G : Predicate<"Subtarget->hasLow4GUserSpaceAddress()">;
def SmallCode : Predicate<"TM.getCodeModel() == CodeModel::Small">;
def NotSmallCode : Predicate<"TM.getCodeModel() != CodeModel::Small">;
def IsStatic : Predicate<"TM.getRelocationModel() == Reloc::Static">;
def loadf64 : PatFrag<(ops node:$ptr), (f64 (load node:$ptr))>;
def loadf80 : PatFrag<(ops node:$ptr), (f80 (load node:$ptr))>;
-def sextloadi16i1 : PatFrag<(ops node:$ptr), (i16 (sextloadi1 node:$ptr))>;
-def sextloadi32i1 : PatFrag<(ops node:$ptr), (i32 (sextloadi1 node:$ptr))>;
def sextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (sextloadi8 node:$ptr))>;
def sextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (sextloadi8 node:$ptr))>;
def sextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (sextloadi16 node:$ptr))>;
def extloadi32i8 : PatFrag<(ops node:$ptr), (i32 (extloadi8 node:$ptr))>;
def extloadi32i16 : PatFrag<(ops node:$ptr), (i32 (extloadi16 node:$ptr))>;
+
+// An 'and' node with a single use.
+def and_su : PatFrag<(ops node:$lhs, node:$rhs), (and node:$lhs, node:$rhs), [{
+ return AlwaysFoldAndInTest || N->hasOneUse();
+}]>;
+
//===----------------------------------------------------------------------===//
// Instruction list...
//
"#ADJCALLSTACKUP",
[(X86callseq_end imm:$amt1, imm:$amt2)]>;
}
-def IMPLICIT_USE : I<0, Pseudo, (outs), (ins variable_ops),
- "#IMPLICIT_USE", []>;
let isImplicitDef = 1 in {
-def IMPLICIT_DEF : I<0, Pseudo, (outs variable_ops), (ins),
- "#IMPLICIT_DEF", []>;
def IMPLICIT_DEF_GR8 : I<0, Pseudo, (outs GR8:$dst), (ins),
"#IMPLICIT_DEF $dst",
[(set GR8:$dst, (undef))]>;
}
// Nop
-def NOOP : I<0x90, RawFrm, (outs), (ins), "nop", []>;
+let neverHasSideEffects = 1 in
+ def NOOP : I<0x90, RawFrm, (outs), (ins), "nop", []>;
+// PIC base
+let neverHasSideEffects = 1, isNotDuplicable = 1 in
+ def MOVPC32r : Ii32<0xE8, Pseudo, (outs GR32:$reg), (ins piclabel:$label),
+ "call\t$label\n\tpop{l}\t$reg", []>;
//===----------------------------------------------------------------------===//
// Control Flow Instructions...
//===----------------------------------------------------------------------===//
// Miscellaneous Instructions...
//
-let Defs = [EBP, ESP], Uses = [EBP, ESP] in
+let Defs = [EBP, ESP], Uses = [EBP, ESP], mayLoad = 1, neverHasSideEffects=1 in
def LEAVE : I<0xC9, RawFrm,
(outs), (ins), "leave", []>;
-let Defs = [ESP], Uses = [ESP] in {
+let Defs = [ESP], Uses = [ESP], neverHasSideEffects=1 in {
+let mayLoad = 1 in
def POP32r : I<0x58, AddRegFrm, (outs GR32:$reg), (ins), "pop{l}\t$reg", []>;
+let mayStore = 1 in
def PUSH32r : I<0x50, AddRegFrm, (outs), (ins GR32:$reg), "push{l}\t$reg",[]>;
}
-let Defs = [ESP, EFLAGS], Uses = [ESP] in
+let Defs = [ESP, EFLAGS], Uses = [ESP], mayLoad = 1, neverHasSideEffects=1 in
def POPFD : I<0x9D, RawFrm, (outs), (ins), "popf", []>;
-let Defs = [ESP], Uses = [ESP, EFLAGS] in
+let Defs = [ESP], Uses = [ESP, EFLAGS], mayStore = 1, neverHasSideEffects=1 in
def PUSHFD : I<0x9C, RawFrm, (outs), (ins), "pushf", []>;
-def MovePCtoStack : Ii32<0xE8, RawFrm, (outs), (ins piclabel:$label),
- "call\t$label", []>;
-
let isTwoAddress = 1 in // GR32 = bswap GR32
def BSWAP32r : I<0xC8, AddRegFrm,
(outs GR32:$dst), (ins GR32:$src),
"bswap{l}\t$dst",
[(set GR32:$dst, (bswap GR32:$src))]>, TB;
-// FIXME: Model xchg* as two address instructions?
-def XCHG8rr : I<0x86, MRMDestReg, // xchg GR8, GR8
- (outs), (ins GR8:$src1, GR8:$src2),
- "xchg{b}\t{$src2|$src1}, {$src1|$src2}", []>;
-def XCHG16rr : I<0x87, MRMDestReg, // xchg GR16, GR16
- (outs), (ins GR16:$src1, GR16:$src2),
- "xchg{w}\t{$src2|$src1}, {$src1|$src2}", []>, OpSize;
-def XCHG32rr : I<0x87, MRMDestReg, // xchg GR32, GR32
- (outs), (ins GR32:$src1, GR32:$src2),
- "xchg{l}\t{$src2|$src1}, {$src1|$src2}", []>;
-
-def XCHG8mr : I<0x86, MRMDestMem,
- (outs), (ins i8mem:$src1, GR8:$src2),
- "xchg{b}\t{$src2|$src1}, {$src1|$src2}", []>;
-def XCHG16mr : I<0x87, MRMDestMem,
- (outs), (ins i16mem:$src1, GR16:$src2),
- "xchg{w}\t{$src2|$src1}, {$src1|$src2}", []>, OpSize;
-def XCHG32mr : I<0x87, MRMDestMem,
- (outs), (ins i32mem:$src1, GR32:$src2),
- "xchg{l}\t{$src2|$src1}, {$src1|$src2}", []>;
-def XCHG8rm : I<0x86, MRMSrcMem,
- (outs), (ins GR8:$src1, i8mem:$src2),
- "xchg{b}\t{$src2|$src1}, {$src1|$src2}", []>;
-def XCHG16rm : I<0x87, MRMSrcMem,
- (outs), (ins GR16:$src1, i16mem:$src2),
- "xchg{w}\t{$src2|$src1}, {$src1|$src2}", []>, OpSize;
-def XCHG32rm : I<0x87, MRMSrcMem,
- (outs), (ins GR32:$src1, i32mem:$src2),
- "xchg{l}\t{$src2|$src1}, {$src1|$src2}", []>;
// Bit scan instructions.
let Defs = [EFLAGS] in {
(implicit EFLAGS)]>, TB;
} // Defs = [EFLAGS]
+let neverHasSideEffects = 1 in
def LEA16r : I<0x8D, MRMSrcMem,
(outs GR16:$dst), (ins i32mem:$src),
"lea{w}\t{$src|$dst}, {$dst|$src}", []>, OpSize;
def RDTSC : I<0x31, RawFrm, (outs), (ins), "rdtsc", [(X86rdtsc)]>,
TB;
+let isBarrier = 1, hasCtrlDep = 1 in {
+def TRAP : I<0x0B, RawFrm, (outs), (ins), "ud2", [(trap)]>, TB;
+}
+
//===----------------------------------------------------------------------===//
// Input/Output Instructions...
//
//===----------------------------------------------------------------------===//
// Move Instructions...
//
+let neverHasSideEffects = 1 in {
def MOV8rr : I<0x88, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src),
"mov{b}\t{$src, $dst|$dst, $src}", []>;
def MOV16rr : I<0x89, MRMDestReg, (outs GR16:$dst), (ins GR16:$src),
"mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
def MOV32rr : I<0x89, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
"mov{l}\t{$src, $dst|$dst, $src}", []>;
-let isReMaterializable = 1, neverHasSideEffects = 1 in {
+}
+let isReMaterializable = 1 in {
def MOV8ri : Ii8 <0xB0, AddRegFrm, (outs GR8 :$dst), (ins i8imm :$src),
"mov{b}\t{$src, $dst|$dst, $src}",
[(set GR8:$dst, imm:$src)]>;
"mov{l}\t{$src, $dst|$dst, $src}",
[(store (i32 imm:$src), addr:$dst)]>;
-let isLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in {
+let isSimpleLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in {
def MOV8rm : I<0x8A, MRMSrcMem, (outs GR8 :$dst), (ins i8mem :$src),
"mov{b}\t{$src, $dst|$dst, $src}",
[(set GR8:$dst, (load addr:$src))]>;
// This probably ought to be moved to a def : Pat<> if the
// syntax can be accepted.
[(set AL, (mul AL, GR8:$src))]>; // AL,AH = AL*GR8
-let Defs = [AX,DX,EFLAGS], Uses = [AX] in
+let Defs = [AX,DX,EFLAGS], Uses = [AX], neverHasSideEffects = 1 in
def MUL16r : I<0xF7, MRM4r, (outs), (ins GR16:$src), "mul{w}\t$src", []>,
OpSize; // AX,DX = AX*GR16
-let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
+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 = [AL,AH,EFLAGS], Uses = [AL] in
// This probably ought to be moved to a def : Pat<> if the
// syntax can be accepted.
[(set AL, (mul AL, (loadi8 addr:$src)))]>; // AL,AH = AL*[mem8]
+let mayLoad = 1, neverHasSideEffects = 1 in {
let Defs = [AX,DX,EFLAGS], Uses = [AX] in
def MUL16m : I<0xF7, MRM4m, (outs), (ins i16mem:$src),
"mul{w}\t$src", []>, OpSize; // AX,DX = AX*[mem16]
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
def MUL32m : I<0xF7, MRM4m, (outs), (ins i32mem:$src),
"mul{l}\t$src", []>; // EAX,EDX = EAX*[mem32]
+}
+let neverHasSideEffects = 1 in {
let Defs = [AL,AH,EFLAGS], Uses = [AL] in
def IMUL8r : I<0xF6, MRM5r, (outs), (ins GR8:$src), "imul{b}\t$src", []>;
// AL,AH = AL*GR8
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
def IMUL32r : I<0xF7, MRM5r, (outs), (ins GR32:$src), "imul{l}\t$src", []>;
// EAX,EDX = EAX*GR32
+let mayLoad = 1 in {
let Defs = [AL,AH,EFLAGS], Uses = [AL] in
def IMUL8m : I<0xF6, MRM5m, (outs), (ins i8mem :$src),
"imul{b}\t$src", []>; // AL,AH = AL*[mem8]
let Defs = [EAX,EDX], Uses = [EAX] in
def IMUL32m : I<0xF7, MRM5m, (outs), (ins i32mem:$src),
"imul{l}\t$src", []>; // EAX,EDX = EAX*[mem32]
+}
// unsigned division/remainder
let Defs = [AX,EFLAGS], Uses = [AL,AH] in
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
def DIV32r : I<0xF7, MRM6r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX
"div{l}\t$src", []>;
+let mayLoad = 1 in {
let Defs = [AX,EFLAGS], Uses = [AL,AH] in
def DIV8m : I<0xF6, MRM6m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH
"div{b}\t$src", []>;
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
def DIV32m : I<0xF7, MRM6m, (outs), (ins i32mem:$src), // EDX:EAX/[mem32] = EAX,EDX
"div{l}\t$src", []>;
+}
// Signed division/remainder.
let Defs = [AX,EFLAGS], Uses = [AL,AH] in
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
def IDIV32r: I<0xF7, MRM7r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX
"idiv{l}\t$src", []>;
+let mayLoad = 1, mayLoad = 1 in {
let Defs = [AX,EFLAGS], Uses = [AL,AH] in
def IDIV8m : I<0xF6, MRM7m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH
"idiv{b}\t$src", []>;
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
def IDIV32m: I<0xF7, MRM7m, (outs), (ins i32mem:$src), // EDX:EAX/[mem32] = EAX,EDX
"idiv{l}\t$src", []>;
-
+}
+} // neverHasSideEffects
//===----------------------------------------------------------------------===//
-// Two address Instructions...
+// Two address Instructions.
//
let isTwoAddress = 1 in {
def SHL32ri : Ii8<0xC1, MRM4r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
"shl{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (shl GR32:$src1, (i8 imm:$src2)))]>;
+// NOTE: We don't use shifts of a register by one, because 'add reg,reg' is
+// cheaper.
}
-// Shift left by one. Not used because (add x, x) is slightly cheaper.
-def SHL8r1 : I<0xD0, MRM4r, (outs GR8 :$dst), (ins GR8 :$src1),
- "shl{b}\t$dst", []>;
-def SHL16r1 : I<0xD1, MRM4r, (outs GR16:$dst), (ins GR16:$src1),
- "shl{w}\t$dst", []>, OpSize;
-def SHL32r1 : I<0xD1, MRM4r, (outs GR32:$dst), (ins GR32:$src1),
- "shl{l}\t$dst", []>;
-
let isTwoAddress = 0 in {
let Uses = [CL] in {
def SHL8mCL : I<0xD2, MRM4m, (outs), (ins i8mem :$dst),
let isCommutable = 1 in { // TEST X, Y --> TEST Y, X
def TEST8rr : I<0x84, MRMDestReg, (outs), (ins GR8:$src1, GR8:$src2),
"test{b}\t{$src2, $src1|$src1, $src2}",
- [(X86cmp (and GR8:$src1, GR8:$src2), 0),
+ [(X86cmp (and_su GR8:$src1, GR8:$src2), 0),
(implicit EFLAGS)]>;
def TEST16rr : I<0x85, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"test{w}\t{$src2, $src1|$src1, $src2}",
- [(X86cmp (and GR16:$src1, GR16:$src2), 0),
+ [(X86cmp (and_su GR16:$src1, GR16:$src2), 0),
(implicit EFLAGS)]>,
OpSize;
def TEST32rr : I<0x85, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
"test{l}\t{$src2, $src1|$src1, $src2}",
- [(X86cmp (and GR32:$src1, GR32:$src2), 0),
+ [(X86cmp (and_su GR32:$src1, GR32:$src2), 0),
(implicit EFLAGS)]>;
}
def TEST8ri : Ii8 <0xF6, MRM0r, // flags = GR8 & imm8
(outs), (ins GR8:$src1, i8imm:$src2),
"test{b}\t{$src2, $src1|$src1, $src2}",
- [(X86cmp (and GR8:$src1, imm:$src2), 0),
+ [(X86cmp (and_su GR8:$src1, imm:$src2), 0),
(implicit EFLAGS)]>;
def TEST16ri : Ii16<0xF7, MRM0r, // flags = GR16 & imm16
(outs), (ins GR16:$src1, i16imm:$src2),
"test{w}\t{$src2, $src1|$src1, $src2}",
- [(X86cmp (and GR16:$src1, imm:$src2), 0),
+ [(X86cmp (and_su GR16:$src1, imm:$src2), 0),
(implicit EFLAGS)]>, OpSize;
def TEST32ri : Ii32<0xF7, MRM0r, // flags = GR32 & imm32
(outs), (ins GR32:$src1, i32imm:$src2),
"test{l}\t{$src2, $src1|$src1, $src2}",
- [(X86cmp (and GR32:$src1, imm:$src2), 0),
+ [(X86cmp (and_su GR32:$src1, imm:$src2), 0),
(implicit EFLAGS)]>;
def TEST8mi : Ii8 <0xF6, MRM0m, // flags = [mem8] & imm8
// Condition code ops, incl. set if equal/not equal/...
-let Defs = [EFLAGS], Uses = [AH] in
+let Defs = [EFLAGS], Uses = [AH], neverHasSideEffects = 1 in
def SAHF : I<0x9E, RawFrm, (outs), (ins), "sahf", []>; // flags = AH
-let Defs = [AH], Uses = [EFLAGS] in
+let Defs = [AH], Uses = [EFLAGS], neverHasSideEffects = 1 in
def LAHF : I<0x9F, RawFrm, (outs), (ins), "lahf", []>; // AH = flags
let Uses = [EFLAGS] in {
"movz{wl|x}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, (zextloadi32i16 addr:$src))]>, TB;
-let Defs = [AX], Uses = [AL] in
-def CBW : I<0x98, RawFrm, (outs), (ins),
- "{cbtw|cbw}", []>, OpSize; // AX = signext(AL)
-let Defs = [EAX], Uses = [AX] in
-def CWDE : I<0x98, RawFrm, (outs), (ins),
- "{cwtl|cwde}", []>; // EAX = signext(AX)
-
-let Defs = [AX,DX], Uses = [AX] in
-def CWD : I<0x99, RawFrm, (outs), (ins),
- "{cwtd|cwd}", []>, OpSize; // DX:AX = signext(AX)
-let Defs = [EAX,EDX], Uses = [EAX] in
-def CDQ : I<0x99, RawFrm, (outs), (ins),
- "{cltd|cdq}", []>; // EDX:EAX = signext(EAX)
-
+let neverHasSideEffects = 1 in {
+ let Defs = [AX], Uses = [AL] in
+ def CBW : I<0x98, RawFrm, (outs), (ins),
+ "{cbtw|cbw}", []>, OpSize; // AX = signext(AL)
+ let Defs = [EAX], Uses = [AX] in
+ def CWDE : I<0x98, RawFrm, (outs), (ins),
+ "{cwtl|cwde}", []>; // EAX = signext(AX)
+
+ let Defs = [AX,DX], Uses = [AX] in
+ def CWD : I<0x99, RawFrm, (outs), (ins),
+ "{cwtd|cwd}", []>, OpSize; // DX:AX = signext(AX)
+ let Defs = [EAX,EDX], Uses = [EAX] in
+ def CDQ : I<0x99, RawFrm, (outs), (ins),
+ "{cltd|cdq}", []>; // EDX:EAX = signext(EAX)
+}
//===----------------------------------------------------------------------===//
// Alias Instructions
// Alias instructions that map movr0 to xor.
// FIXME: remove when we can teach regalloc that xor reg, reg is ok.
-let Defs = [EFLAGS], isReMaterializable = 1, neverHasSideEffects = 1 in {
+let Defs = [EFLAGS], isReMaterializable = 1 in {
def MOV8r0 : I<0x30, MRMInitReg, (outs GR8 :$dst), (ins),
"xor{b}\t$dst, $dst",
[(set GR8:$dst, 0)]>;
// Basic operations on GR16 / GR32 subclasses GR16_ and GR32_ which contains only
// those registers that have GR8 sub-registers (i.e. AX - DX, EAX - EDX).
+let neverHasSideEffects = 1 in {
def MOV16to16_ : I<0x89, MRMDestReg, (outs GR16_:$dst), (ins GR16:$src),
"mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
def MOV32to32_ : I<0x89, MRMDestReg, (outs GR32_:$dst), (ins GR32:$src),
"mov{l}\t{$src, $dst|$dst, $src}", []>;
-
+
def MOV16_rr : I<0x89, MRMDestReg, (outs GR16_:$dst), (ins GR16_:$src),
"mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
def MOV32_rr : I<0x89, MRMDestReg, (outs GR32_:$dst), (ins GR32_:$src),
"mov{l}\t{$src, $dst|$dst, $src}", []>;
-let isLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in {
+} // neverHasSideEffects
+
+let isSimpleLoad = 1, mayLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in {
def MOV16_rm : I<0x8B, MRMSrcMem, (outs GR16_:$dst), (ins i16mem:$src),
"mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
def MOV32_rm : I<0x8B, MRMSrcMem, (outs GR32_:$dst), (ins i32mem:$src),
"mov{l}\t{$src, $dst|$dst, $src}", []>;
}
+let mayStore = 1, neverHasSideEffects = 1 in {
def MOV16_mr : I<0x89, MRMDestMem, (outs), (ins i16mem:$dst, GR16_:$src),
"mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
def MOV32_mr : I<0x89, MRMDestMem, (outs), (ins i32mem:$dst, GR32_:$src),
"mov{l}\t{$src, $dst|$dst, $src}", []>;
+}
//===----------------------------------------------------------------------===//
// Thread Local Storage Instructions
}
+//===----------------------------------------------------------------------===//
+// Atomic support
+//
+let Defs = [EAX] in
+def LCMPXCHGL : I<0, Pseudo, (outs GR32:$dst),
+ (ins GR32:$ptr, GR32:$cmp, GR32:$swap),
+ "movl $cmp, %eax ; lock cmpxchgl $swap,($ptr) ; movl %eax, $dst",
+ [(set GR32:$dst, (atomic_lcs_32 GR32:$ptr, GR32:$cmp, GR32:$swap))]>;
+
//===----------------------------------------------------------------------===//
// Non-Instruction Patterns
//===----------------------------------------------------------------------===//
def : Pat<(subc GR32:$src1, i32immSExt8:$src2),
(SUB32ri8 GR32:$src1, i32immSExt8:$src2)>;
-def : Pat<(truncstorei1 (i8 imm:$src), addr:$dst),
- (MOV8mi addr:$dst, imm:$src)>;
-def : Pat<(truncstorei1 GR8:$src, addr:$dst),
- (MOV8mr addr:$dst, GR8:$src)>;
-
// Comparisons.
// TEST R,R is smaller than CMP R,0
def : Pat<(parallel (X86cmp GR32:$src1, 0), (implicit EFLAGS)),
(TEST32rr GR32:$src1, GR32:$src1)>;
-// {s|z}extload bool -> {s|z}extload byte
-def : Pat<(sextloadi16i1 addr:$src), (MOVSX16rm8 addr:$src)>;
-def : Pat<(sextloadi32i1 addr:$src), (MOVSX32rm8 addr:$src)>;
+// zextload bool -> zextload byte
def : Pat<(zextloadi8i1 addr:$src), (MOV8rm addr:$src)>;
def : Pat<(zextloadi16i1 addr:$src), (MOVZX16rm8 addr:$src)>;
def : Pat<(zextloadi32i1 addr:$src), (MOVZX32rm8 addr:$src)>;
(srl GR16:$src2, (sub 16, CL:$amt))), addr:$dst),
(SHLD16mrCL addr:$dst, GR16:$src2)>;
-
//===----------------------------------------------------------------------===//
// Floating Point Stack Support
//===----------------------------------------------------------------------===//
// X86-64 Support
//===----------------------------------------------------------------------===//
-include "X86InstrX86-64.td"
+include "X86Instr64bit.td"
//===----------------------------------------------------------------------===//
// MMX and XMM Packed Integer support (requires MMX, SSE, and SSE2)
projects / oota-llvm.git / blobdiff