-//===- X86InstrInfo.td - Describe the X86 Instruction Set -------*- C++ -*-===//
+//===- X86InstrInfo.td - Describe the X86 Instruction Set --*- tablegen -*-===//
//
// The LLVM Compiler Infrastructure
//
def SDTX86Ret : SDTypeProfile<0, 1, [SDTCisVT<0, i16>]>;
-def SDT_X86CallSeqStart : SDTypeProfile<0, 1, [ SDTCisVT<0, i32> ]>;
-def SDT_X86CallSeqEnd : SDTypeProfile<0, 2, [ SDTCisVT<0, i32>,
- SDTCisVT<1, i32> ]>;
+def SDT_X86CallSeqStart : SDCallSeqStart<[ SDTCisVT<0, i32> ]>;
+def SDT_X86CallSeqEnd : SDCallSeqEnd<[ SDTCisVT<0, i32>,
+ SDTCisVT<1, i32> ]>;
def SDT_X86Call : SDTypeProfile<0, 1, [SDTCisVT<0, iPTR>]>;
def SDT_X86EHRET : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
+def SDT_X86TCRET : SDTypeProfile<0, 2, [SDTCisPtrTy<0>, SDTCisVT<1, i32>]>;
+
+def X86bsf : SDNode<"X86ISD::BSF", SDTIntUnaryOp>;
+def X86bsr : SDNode<"X86ISD::BSR", SDTIntUnaryOp>;
def X86shld : SDNode<"X86ISD::SHLD", SDTIntShiftDOp>;
def X86shrd : SDNode<"X86ISD::SHRD", SDTIntShiftDOp>;
[SDNPHasChain, SDNPOutFlag]>;
def X86callseq_end :
SDNode<"ISD::CALLSEQ_END", SDT_X86CallSeqEnd,
- [SDNPHasChain, SDNPInFlag, SDNPOutFlag]>;
+ [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
def X86call : SDNode<"X86ISD::CALL", SDT_X86Call,
[SDNPHasChain, SDNPOutFlag, SDNPOptInFlag]>;
def X86ehret : SDNode<"X86ISD::EH_RETURN", SDT_X86EHRET,
[SDNPHasChain]>;
+def X86tcret : SDNode<"X86ISD::TC_RETURN", SDT_X86TCRET,
+ [SDNPHasChain, SDNPOptInFlag]>;
//===----------------------------------------------------------------------===//
// X86 Operand Definitions.
// Pessimistically assume ADJCALLSTACKDOWN / ADJCALLSTACKUP will become sub / add
// which can clobber EFLAGS.
let Defs = [ESP, EFLAGS], Uses = [ESP] in {
-def ADJCALLSTACKDOWN : I<0, Pseudo, (outs), (ins i32imm:$amt), "#ADJCALLSTACKDOWN",
+def ADJCALLSTACKDOWN : I<0, Pseudo, (outs), (ins i32imm:$amt),
+ "#ADJCALLSTACKDOWN",
[(X86callseq_start imm:$amt)]>;
def ADJCALLSTACKUP : I<0, Pseudo, (outs), (ins i32imm:$amt1, i32imm:$amt2),
"#ADJCALLSTACKUP",
}
def IMPLICIT_USE : I<0, Pseudo, (outs), (ins variable_ops),
"#IMPLICIT_USE", []>;
+let isImplicitDef = 1 in {
def IMPLICIT_DEF : I<0, Pseudo, (outs variable_ops), (ins),
"#IMPLICIT_DEF", []>;
def IMPLICIT_DEF_GR8 : I<0, Pseudo, (outs GR8:$dst), (ins),
def IMPLICIT_DEF_GR32 : I<0, Pseudo, (outs GR32:$dst), (ins),
"#IMPLICIT_DEF $dst",
[(set GR32:$dst, (undef))]>;
+}
// Nop
def NOOP : I<0x90, RawFrm, (outs), (ins), "nop", []>;
class IBr<bits<8> opcode, dag ins, string asm, list<dag> pattern> :
I<opcode, RawFrm, (outs), ins, asm, pattern>;
-// Indirect branches
let isBranch = 1, isBarrier = 1 in
def JMP : IBr<0xE9, (ins brtarget:$dst), "jmp\t$dst", [(br bb:$dst)]>;
-let isBranch = 1, isTerminator = 1, isBarrier = 1 in {
+// Indirect branches
+let isBranch = 1, isTerminator = 1, isBarrier = 1, isIndirectBranch = 1 in {
def JMP32r : I<0xFF, MRM4r, (outs), (ins GR32:$dst), "jmp{l}\t{*}$dst",
[(brind GR32:$dst)]>;
def JMP32m : I<0xFF, MRM4m, (outs), (ins i32mem:$dst), "jmp{l}\t{*}$dst",
}
// Tail call stuff.
+
+def TAILCALL : I<0, Pseudo, (outs), (ins ),
+ "#TAILCALL",
+ []>;
+
+let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
+def TCRETURNdi : I<0, Pseudo, (outs), (ins i32imm:$dst, i32imm:$offset),
+ "#TC_RETURN $dst $offset",
+ []>;
+
let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
- def TAILJMPd : IBr<0xE9, (ins i32imm:$dst), "jmp\t${dst:call} # TAIL CALL",
+def TCRETURNri : I<0, Pseudo, (outs), (ins GR32:$dst, i32imm:$offset),
+ "#TC_RETURN $dst $offset",
[]>;
+
let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
- def TAILJMPr : I<0xFF, MRM4r, (outs), (ins GR32:$dst), "jmp\t{*}$dst # TAIL CALL",
+ def TAILJMPd : IBr<0xE9, (ins i32imm:$dst), "jmp\t${dst:call} # TAILCALL",
[]>;
+let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
+ def TAILJMPr : I<0xFF, MRM4r, (outs), (ins GR32:$dst), "jmp{l}\t{*}$dst # TAILCALL",
+ []>;
let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
def TAILJMPm : I<0xFF, MRM4m, (outs), (ins i32mem:$dst),
- "jmp\t{*}$dst # TAIL CALL", []>;
+ "jmp\t{*}$dst # TAILCALL", []>;
//===----------------------------------------------------------------------===//
// Miscellaneous Instructions...
(outs), (ins GR32:$src1, i32mem:$src2),
"xchg{l}\t{$src2|$src1}, {$src1|$src2}", []>;
+// Bit scan instructions.
+let Defs = [EFLAGS] in {
+def BSF16rr : I<0xBC, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
+ "bsf{w}\t{$src, $dst|$dst, $src}",
+ [(set GR16:$dst, (X86bsf GR16:$src)), (implicit EFLAGS)]>, TB;
+def BSF16rm : I<0xBC, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
+ "bsf{w}\t{$src, $dst|$dst, $src}",
+ [(set GR16:$dst, (X86bsf (loadi16 addr:$src))),
+ (implicit EFLAGS)]>, TB;
+def BSF32rr : I<0xBC, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
+ "bsf{l}\t{$src, $dst|$dst, $src}",
+ [(set GR32:$dst, (X86bsf GR32:$src)), (implicit EFLAGS)]>, TB;
+def BSF32rm : I<0xBC, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
+ "bsf{l}\t{$src, $dst|$dst, $src}",
+ [(set GR32:$dst, (X86bsf (loadi32 addr:$src))),
+ (implicit EFLAGS)]>, TB;
+
+def BSR16rr : I<0xBD, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
+ "bsr{w}\t{$src, $dst|$dst, $src}",
+ [(set GR16:$dst, (X86bsr GR16:$src)), (implicit EFLAGS)]>, TB;
+def BSR16rm : I<0xBD, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
+ "bsr{w}\t{$src, $dst|$dst, $src}",
+ [(set GR16:$dst, (X86bsr (loadi16 addr:$src))),
+ (implicit EFLAGS)]>, TB;
+def BSR32rr : I<0xBD, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
+ "bsr{l}\t{$src, $dst|$dst, $src}",
+ [(set GR32:$dst, (X86bsr GR32:$src)), (implicit EFLAGS)]>, TB;
+def BSR32rm : I<0xBD, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
+ "bsr{l}\t{$src, $dst|$dst, $src}",
+ [(set GR32:$dst, (X86bsr (loadi32 addr:$src))),
+ (implicit EFLAGS)]>, TB;
+} // Defs = [EFLAGS]
+
def LEA16r : I<0x8D, MRMSrcMem,
(outs GR16:$dst), (ins i32mem:$src),
"lea{w}\t{$src|$dst}, {$dst|$src}", []>, OpSize;
"mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
def MOV32rr : I<0x89, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
"mov{l}\t{$src, $dst|$dst, $src}", []>;
-let isReMaterializable = 1 in {
+let isReMaterializable = 1, neverHasSideEffects = 1 in {
def MOV8ri : Ii8 <0xB0, AddRegFrm, (outs GR8 :$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:$dst)]>;
-let isLoad = 1 in {
+let isLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in {
def MOV8rm : I<0x8A, MRMSrcMem, (outs GR8 :$dst), (ins i8mem :$src),
"mov{b}\t{$src, $dst|$dst, $src}",
[(set GR8:$dst, (load addr:$src))]>;
// Conditional moves
let Uses = [EFLAGS] in {
+let isCommutable = 1 in {
def CMOVB16rr : I<0x42, MRMSrcReg, // if <u, GR16 = GR16
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"cmovb\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
X86_COND_B, EFLAGS))]>,
TB, OpSize;
-def CMOVB16rm : I<0x42, MRMSrcMem, // if <u, GR16 = [mem16]
- (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
- "cmovb\t{$src2, $dst|$dst, $src2}",
- [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
- X86_COND_B, EFLAGS))]>,
- TB, OpSize;
def CMOVB32rr : I<0x42, MRMSrcReg, // if <u, GR32 = GR32
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"cmovb\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
X86_COND_B, EFLAGS))]>,
TB;
-def CMOVB32rm : I<0x42, MRMSrcMem, // if <u, GR32 = [mem32]
- (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
- "cmovb\t{$src2, $dst|$dst, $src2}",
- [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
- X86_COND_B, EFLAGS))]>,
- TB;
def CMOVAE16rr: I<0x43, MRMSrcReg, // if >=u, GR16 = GR16
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
X86_COND_AE, EFLAGS))]>,
TB, OpSize;
-def CMOVAE16rm: I<0x43, MRMSrcMem, // if >=u, GR16 = [mem16]
- (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
- "cmovae\t{$src2, $dst|$dst, $src2}",
- [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
- X86_COND_AE, EFLAGS))]>,
- TB, OpSize;
def CMOVAE32rr: I<0x43, MRMSrcReg, // if >=u, GR32 = GR32
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"cmovae\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
X86_COND_AE, EFLAGS))]>,
TB;
-def CMOVAE32rm: I<0x43, MRMSrcMem, // if >=u, GR32 = [mem32]
- (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
- "cmovae\t{$src2, $dst|$dst, $src2}",
- [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
- X86_COND_AE, EFLAGS))]>,
- TB;
-
def CMOVE16rr : I<0x44, MRMSrcReg, // if ==, GR16 = GR16
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"cmove\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
X86_COND_E, EFLAGS))]>,
TB, OpSize;
-def CMOVE16rm : I<0x44, MRMSrcMem, // if ==, GR16 = [mem16]
- (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
- "cmove\t{$src2, $dst|$dst, $src2}",
- [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
- X86_COND_E, EFLAGS))]>,
- TB, OpSize;
def CMOVE32rr : I<0x44, MRMSrcReg, // if ==, GR32 = GR32
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"cmove\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
X86_COND_E, EFLAGS))]>,
TB;
-def CMOVE32rm : I<0x44, MRMSrcMem, // if ==, GR32 = [mem32]
- (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
- "cmove\t{$src2, $dst|$dst, $src2}",
- [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
- X86_COND_E, EFLAGS))]>,
- TB;
-
def CMOVNE16rr: I<0x45, MRMSrcReg, // if !=, GR16 = GR16
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"cmovne\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
X86_COND_NE, EFLAGS))]>,
TB, OpSize;
-def CMOVNE16rm: I<0x45, MRMSrcMem, // if !=, GR16 = [mem16]
- (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
- "cmovne\t{$src2, $dst|$dst, $src2}",
- [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
- X86_COND_NE, EFLAGS))]>,
- TB, OpSize;
def CMOVNE32rr: I<0x45, MRMSrcReg, // if !=, GR32 = GR32
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"cmovne\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
X86_COND_NE, EFLAGS))]>,
TB;
-def CMOVNE32rm: I<0x45, MRMSrcMem, // if !=, GR32 = [mem32]
- (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
- "cmovne\t{$src2, $dst|$dst, $src2}",
- [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
- X86_COND_NE, EFLAGS))]>,
- TB;
-
def CMOVBE16rr: I<0x46, MRMSrcReg, // if <=u, GR16 = GR16
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"cmovbe\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
X86_COND_BE, EFLAGS))]>,
TB, OpSize;
-def CMOVBE16rm: I<0x46, MRMSrcMem, // if <=u, GR16 = [mem16]
- (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
- "cmovbe\t{$src2, $dst|$dst, $src2}",
- [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
- X86_COND_BE, EFLAGS))]>,
- TB, OpSize;
def CMOVBE32rr: I<0x46, MRMSrcReg, // if <=u, GR32 = GR32
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"cmovbe\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
X86_COND_BE, EFLAGS))]>,
TB;
-def CMOVBE32rm: I<0x46, MRMSrcMem, // if <=u, GR32 = [mem32]
- (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
- "cmovbe\t{$src2, $dst|$dst, $src2}",
- [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
- X86_COND_BE, EFLAGS))]>,
- TB;
-
def CMOVA16rr : I<0x47, MRMSrcReg, // if >u, GR16 = GR16
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"cmova\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
X86_COND_A, EFLAGS))]>,
TB, OpSize;
-def CMOVA16rm : I<0x47, MRMSrcMem, // if >u, GR16 = [mem16]
- (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
- "cmova\t{$src2, $dst|$dst, $src2}",
- [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
- X86_COND_A, EFLAGS))]>,
- TB, OpSize;
def CMOVA32rr : I<0x47, MRMSrcReg, // if >u, GR32 = GR32
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"cmova\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
X86_COND_A, EFLAGS))]>,
TB;
-def CMOVA32rm : I<0x47, MRMSrcMem, // if >u, GR32 = [mem32]
- (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
- "cmova\t{$src2, $dst|$dst, $src2}",
- [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
- X86_COND_A, EFLAGS))]>,
- TB;
-
def CMOVL16rr : I<0x4C, MRMSrcReg, // if <s, GR16 = GR16
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"cmovl\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
X86_COND_L, EFLAGS))]>,
TB, OpSize;
-def CMOVL16rm : I<0x4C, MRMSrcMem, // if <s, GR16 = [mem16]
- (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
- "cmovl\t{$src2, $dst|$dst, $src2}",
- [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
- X86_COND_L, EFLAGS))]>,
- TB, OpSize;
def CMOVL32rr : I<0x4C, MRMSrcReg, // if <s, GR32 = GR32
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"cmovl\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
X86_COND_L, EFLAGS))]>,
TB;
-def CMOVL32rm : I<0x4C, MRMSrcMem, // if <s, GR32 = [mem32]
- (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
- "cmovl\t{$src2, $dst|$dst, $src2}",
- [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
- X86_COND_L, EFLAGS))]>,
- TB;
-
def CMOVGE16rr: I<0x4D, MRMSrcReg, // if >=s, GR16 = GR16
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"cmovge\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
X86_COND_GE, EFLAGS))]>,
TB, OpSize;
-def CMOVGE16rm: I<0x4D, MRMSrcMem, // if >=s, GR16 = [mem16]
- (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
- "cmovge\t{$src2, $dst|$dst, $src2}",
- [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
- X86_COND_GE, EFLAGS))]>,
- TB, OpSize;
def CMOVGE32rr: I<0x4D, MRMSrcReg, // if >=s, GR32 = GR32
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"cmovge\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
X86_COND_GE, EFLAGS))]>,
TB;
-def CMOVGE32rm: I<0x4D, MRMSrcMem, // if >=s, GR32 = [mem32]
- (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
- "cmovge\t{$src2, $dst|$dst, $src2}",
- [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
- X86_COND_GE, EFLAGS))]>,
- TB;
-
def CMOVLE16rr: I<0x4E, MRMSrcReg, // if <=s, GR16 = GR16
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"cmovle\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
X86_COND_LE, EFLAGS))]>,
TB, OpSize;
-def CMOVLE16rm: I<0x4E, MRMSrcMem, // if <=s, GR16 = [mem16]
- (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
- "cmovle\t{$src2, $dst|$dst, $src2}",
- [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
- X86_COND_LE, EFLAGS))]>,
- TB, OpSize;
def CMOVLE32rr: I<0x4E, MRMSrcReg, // if <=s, GR32 = GR32
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"cmovle\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
X86_COND_LE, EFLAGS))]>,
TB;
-def CMOVLE32rm: I<0x4E, MRMSrcMem, // if <=s, GR32 = [mem32]
- (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
- "cmovle\t{$src2, $dst|$dst, $src2}",
- [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
- X86_COND_LE, EFLAGS))]>,
- TB;
-
def CMOVG16rr : I<0x4F, MRMSrcReg, // if >s, GR16 = GR16
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"cmovg\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
X86_COND_G, EFLAGS))]>,
TB, OpSize;
-def CMOVG16rm : I<0x4F, MRMSrcMem, // if >s, GR16 = [mem16]
- (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
- "cmovg\t{$src2, $dst|$dst, $src2}",
- [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
- X86_COND_G, EFLAGS))]>,
- TB, OpSize;
def CMOVG32rr : I<0x4F, MRMSrcReg, // if >s, GR32 = GR32
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"cmovg\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
X86_COND_G, EFLAGS))]>,
TB;
-def CMOVG32rm : I<0x4F, MRMSrcMem, // if >s, GR32 = [mem32]
- (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
- "cmovg\t{$src2, $dst|$dst, $src2}",
- [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
- X86_COND_G, EFLAGS))]>,
- TB;
-
def CMOVS16rr : I<0x48, MRMSrcReg, // if signed, GR16 = GR16
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"cmovs\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
X86_COND_S, EFLAGS))]>,
TB, OpSize;
-def CMOVS16rm : I<0x48, MRMSrcMem, // if signed, GR16 = [mem16]
- (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
- "cmovs\t{$src2, $dst|$dst, $src2}",
- [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
- X86_COND_S, EFLAGS))]>,
- TB, OpSize;
def CMOVS32rr : I<0x48, MRMSrcReg, // if signed, GR32 = GR32
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"cmovs\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
X86_COND_S, EFLAGS))]>,
TB;
-def CMOVS32rm : I<0x48, MRMSrcMem, // if signed, GR32 = [mem32]
- (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
- "cmovs\t{$src2, $dst|$dst, $src2}",
- [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
- X86_COND_S, EFLAGS))]>,
- TB;
-
def CMOVNS16rr: I<0x49, MRMSrcReg, // if !signed, GR16 = GR16
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"cmovns\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
X86_COND_NS, EFLAGS))]>,
TB, OpSize;
-def CMOVNS16rm: I<0x49, MRMSrcMem, // if !signed, GR16 = [mem16]
- (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
- "cmovns\t{$src2, $dst|$dst, $src2}",
- [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
- X86_COND_NS, EFLAGS))]>,
- TB, OpSize;
def CMOVNS32rr: I<0x49, MRMSrcReg, // if !signed, GR32 = GR32
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"cmovns\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
X86_COND_NS, EFLAGS))]>,
TB;
-def CMOVNS32rm: I<0x49, MRMSrcMem, // if !signed, GR32 = [mem32]
- (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
- "cmovns\t{$src2, $dst|$dst, $src2}",
- [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
- X86_COND_NS, EFLAGS))]>,
- TB;
-
def CMOVP16rr : I<0x4A, MRMSrcReg, // if parity, GR16 = GR16
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"cmovp\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
X86_COND_P, EFLAGS))]>,
TB, OpSize;
-def CMOVP16rm : I<0x4A, MRMSrcMem, // if parity, GR16 = [mem16]
- (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
- "cmovp\t{$src2, $dst|$dst, $src2}",
- [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
- X86_COND_P, EFLAGS))]>,
- TB, OpSize;
def CMOVP32rr : I<0x4A, MRMSrcReg, // if parity, GR32 = GR32
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"cmovp\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
X86_COND_P, EFLAGS))]>,
TB;
-def CMOVP32rm : I<0x4A, MRMSrcMem, // if parity, GR32 = [mem32]
- (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
- "cmovp\t{$src2, $dst|$dst, $src2}",
- [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
- X86_COND_P, EFLAGS))]>,
- TB;
-
def CMOVNP16rr : I<0x4B, MRMSrcReg, // if !parity, GR16 = GR16
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"cmovnp\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
X86_COND_NP, EFLAGS))]>,
TB, OpSize;
-def CMOVNP16rm : I<0x4B, MRMSrcMem, // if !parity, GR16 = [mem16]
- (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
- "cmovnp\t{$src2, $dst|$dst, $src2}",
- [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
- X86_COND_NP, EFLAGS))]>,
- TB, OpSize;
def CMOVNP32rr : I<0x4B, MRMSrcReg, // if !parity, GR32 = GR32
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"cmovnp\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
X86_COND_NP, EFLAGS))]>,
TB;
+} // isCommutable = 1
+
def CMOVNP32rm : I<0x4B, MRMSrcMem, // if !parity, GR32 = [mem32]
(outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
"cmovnp\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
X86_COND_NP, EFLAGS))]>,
TB;
+
+def CMOVB16rm : I<0x42, MRMSrcMem, // if <u, GR16 = [mem16]
+ (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
+ "cmovb\t{$src2, $dst|$dst, $src2}",
+ [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
+ X86_COND_B, EFLAGS))]>,
+ TB, OpSize;
+def CMOVB32rm : I<0x42, MRMSrcMem, // if <u, GR32 = [mem32]
+ (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
+ "cmovb\t{$src2, $dst|$dst, $src2}",
+ [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
+ X86_COND_B, EFLAGS))]>,
+ TB;
+def CMOVAE16rm: I<0x43, MRMSrcMem, // if >=u, GR16 = [mem16]
+ (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
+ "cmovae\t{$src2, $dst|$dst, $src2}",
+ [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
+ X86_COND_AE, EFLAGS))]>,
+ TB, OpSize;
+def CMOVAE32rm: I<0x43, MRMSrcMem, // if >=u, GR32 = [mem32]
+ (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
+ "cmovae\t{$src2, $dst|$dst, $src2}",
+ [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
+ X86_COND_AE, EFLAGS))]>,
+ TB;
+def CMOVE16rm : I<0x44, MRMSrcMem, // if ==, GR16 = [mem16]
+ (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
+ "cmove\t{$src2, $dst|$dst, $src2}",
+ [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
+ X86_COND_E, EFLAGS))]>,
+ TB, OpSize;
+def CMOVE32rm : I<0x44, MRMSrcMem, // if ==, GR32 = [mem32]
+ (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
+ "cmove\t{$src2, $dst|$dst, $src2}",
+ [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
+ X86_COND_E, EFLAGS))]>,
+ TB;
+def CMOVNE16rm: I<0x45, MRMSrcMem, // if !=, GR16 = [mem16]
+ (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
+ "cmovne\t{$src2, $dst|$dst, $src2}",
+ [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
+ X86_COND_NE, EFLAGS))]>,
+ TB, OpSize;
+def CMOVNE32rm: I<0x45, MRMSrcMem, // if !=, GR32 = [mem32]
+ (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
+ "cmovne\t{$src2, $dst|$dst, $src2}",
+ [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
+ X86_COND_NE, EFLAGS))]>,
+ TB;
+def CMOVBE16rm: I<0x46, MRMSrcMem, // if <=u, GR16 = [mem16]
+ (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
+ "cmovbe\t{$src2, $dst|$dst, $src2}",
+ [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
+ X86_COND_BE, EFLAGS))]>,
+ TB, OpSize;
+def CMOVBE32rm: I<0x46, MRMSrcMem, // if <=u, GR32 = [mem32]
+ (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
+ "cmovbe\t{$src2, $dst|$dst, $src2}",
+ [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
+ X86_COND_BE, EFLAGS))]>,
+ TB;
+def CMOVA16rm : I<0x47, MRMSrcMem, // if >u, GR16 = [mem16]
+ (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
+ "cmova\t{$src2, $dst|$dst, $src2}",
+ [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
+ X86_COND_A, EFLAGS))]>,
+ TB, OpSize;
+def CMOVA32rm : I<0x47, MRMSrcMem, // if >u, GR32 = [mem32]
+ (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
+ "cmova\t{$src2, $dst|$dst, $src2}",
+ [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
+ X86_COND_A, EFLAGS))]>,
+ TB;
+def CMOVL16rm : I<0x4C, MRMSrcMem, // if <s, GR16 = [mem16]
+ (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
+ "cmovl\t{$src2, $dst|$dst, $src2}",
+ [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
+ X86_COND_L, EFLAGS))]>,
+ TB, OpSize;
+def CMOVL32rm : I<0x4C, MRMSrcMem, // if <s, GR32 = [mem32]
+ (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
+ "cmovl\t{$src2, $dst|$dst, $src2}",
+ [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
+ X86_COND_L, EFLAGS))]>,
+ TB;
+def CMOVGE16rm: I<0x4D, MRMSrcMem, // if >=s, GR16 = [mem16]
+ (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
+ "cmovge\t{$src2, $dst|$dst, $src2}",
+ [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
+ X86_COND_GE, EFLAGS))]>,
+ TB, OpSize;
+def CMOVGE32rm: I<0x4D, MRMSrcMem, // if >=s, GR32 = [mem32]
+ (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
+ "cmovge\t{$src2, $dst|$dst, $src2}",
+ [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
+ X86_COND_GE, EFLAGS))]>,
+ TB;
+def CMOVLE16rm: I<0x4E, MRMSrcMem, // if <=s, GR16 = [mem16]
+ (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
+ "cmovle\t{$src2, $dst|$dst, $src2}",
+ [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
+ X86_COND_LE, EFLAGS))]>,
+ TB, OpSize;
+def CMOVLE32rm: I<0x4E, MRMSrcMem, // if <=s, GR32 = [mem32]
+ (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
+ "cmovle\t{$src2, $dst|$dst, $src2}",
+ [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
+ X86_COND_LE, EFLAGS))]>,
+ TB;
+def CMOVG16rm : I<0x4F, MRMSrcMem, // if >s, GR16 = [mem16]
+ (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
+ "cmovg\t{$src2, $dst|$dst, $src2}",
+ [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
+ X86_COND_G, EFLAGS))]>,
+ TB, OpSize;
+def CMOVG32rm : I<0x4F, MRMSrcMem, // if >s, GR32 = [mem32]
+ (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
+ "cmovg\t{$src2, $dst|$dst, $src2}",
+ [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
+ X86_COND_G, EFLAGS))]>,
+ TB;
+def CMOVS16rm : I<0x48, MRMSrcMem, // if signed, GR16 = [mem16]
+ (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
+ "cmovs\t{$src2, $dst|$dst, $src2}",
+ [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
+ X86_COND_S, EFLAGS))]>,
+ TB, OpSize;
+def CMOVS32rm : I<0x48, MRMSrcMem, // if signed, GR32 = [mem32]
+ (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
+ "cmovs\t{$src2, $dst|$dst, $src2}",
+ [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
+ X86_COND_S, EFLAGS))]>,
+ TB;
+def CMOVNS16rm: I<0x49, MRMSrcMem, // if !signed, GR16 = [mem16]
+ (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
+ "cmovns\t{$src2, $dst|$dst, $src2}",
+ [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
+ X86_COND_NS, EFLAGS))]>,
+ TB, OpSize;
+def CMOVNS32rm: I<0x49, MRMSrcMem, // if !signed, GR32 = [mem32]
+ (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
+ "cmovns\t{$src2, $dst|$dst, $src2}",
+ [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
+ X86_COND_NS, EFLAGS))]>,
+ TB;
+def CMOVP16rm : I<0x4A, MRMSrcMem, // if parity, GR16 = [mem16]
+ (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
+ "cmovp\t{$src2, $dst|$dst, $src2}",
+ [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
+ X86_COND_P, EFLAGS))]>,
+ TB, OpSize;
+def CMOVP32rm : I<0x4A, MRMSrcMem, // if parity, GR32 = [mem32]
+ (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
+ "cmovp\t{$src2, $dst|$dst, $src2}",
+ [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
+ X86_COND_P, EFLAGS))]>,
+ TB;
+def CMOVNP16rm : I<0x4B, MRMSrcMem, // if !parity, GR16 = [mem16]
+ (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
+ "cmovnp\t{$src2, $dst|$dst, $src2}",
+ [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
+ X86_COND_NP, EFLAGS))]>,
+ TB, OpSize;
} // Uses = [EFLAGS]
def INC8m : I<0xFE, MRM0m, (outs), (ins i8mem :$dst), "inc{b}\t$dst",
[(store (add (loadi8 addr:$dst), 1), addr:$dst)]>;
def INC16m : I<0xFF, MRM0m, (outs), (ins i16mem:$dst), "inc{w}\t$dst",
- [(store (add (loadi16 addr:$dst), 1), addr:$dst)]>, OpSize;
+ [(store (add (loadi16 addr:$dst), 1), addr:$dst)]>,
+ OpSize, Requires<[In32BitMode]>;
def INC32m : I<0xFF, MRM0m, (outs), (ins i32mem:$dst), "inc{l}\t$dst",
- [(store (add (loadi32 addr:$dst), 1), addr:$dst)]>;
+ [(store (add (loadi32 addr:$dst), 1), addr:$dst)]>,
+ Requires<[In32BitMode]>;
}
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)]>;
def DEC16m : I<0xFF, MRM1m, (outs), (ins i16mem:$dst), "dec{w}\t$dst",
- [(store (add (loadi16 addr:$dst), -1), addr:$dst)]>, OpSize;
+ [(store (add (loadi16 addr:$dst), -1), addr:$dst)]>,
+ OpSize, Requires<[In32BitMode]>;
def DEC32m : I<0xFF, MRM1m, (outs), (ins i32mem:$dst), "dec{l}\t$dst",
- [(store (add (loadi32 addr:$dst), -1), addr:$dst)]>;
+ [(store (add (loadi32 addr:$dst), -1), addr:$dst)]>,
+ Requires<[In32BitMode]>;
}
} // Defs = [EFLAGS]
[(store (add (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
}
+let Uses = [EFLAGS] in {
let isCommutable = 1 in { // X = ADC Y, Z --> X = ADC Z, Y
def ADC32rr : I<0x11, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"adc{l}\t{$src2, $dst|$dst, $src2}",
"adc{l}\t{$src2, $dst|$dst, $src2}",
[(store (adde (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
}
+} // Uses = [EFLAGS]
def SUB8rr : I<0x28, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2),
"sub{b}\t{$src2, $dst|$dst, $src2}",
[(store (sub (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
}
+let Uses = [EFLAGS] in {
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))]>;
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 {
// 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 in {
+let Defs = [EFLAGS], isReMaterializable = 1, neverHasSideEffects = 1 in {
def MOV8r0 : I<0x30, MRMInitReg, (outs GR8 :$dst), (ins),
"xor{b}\t$dst, $dst",
[(set GR8:$dst, 0)]>;
"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, $src}", []>;
-let isLoad = 1 in {
+let isLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in {
def MOV16_rm : I<0x8B, MRMSrcMem, (outs GR16_:$dst), (ins i16mem:$src),
"mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
def MOV32_rm : I<0x8B, MRMSrcMem, (outs GR32_:$dst), (ins i32mem:$src),
(MOV32mi addr:$dst, texternalsym:$src)>;
// Calls
+// tailcall stuff
def : Pat<(X86tailcall GR32:$dst),
- (CALL32r GR32:$dst)>;
+ (TAILCALL)>;
def : Pat<(X86tailcall (i32 tglobaladdr:$dst)),
- (CALLpcrel32 tglobaladdr:$dst)>;
+ (TAILCALL)>;
def : Pat<(X86tailcall (i32 texternalsym:$dst)),
- (CALLpcrel32 texternalsym:$dst)>;
+ (TAILCALL)>;
+
+def : Pat<(X86tcret GR32:$dst, imm:$off),
+ (TCRETURNri GR32:$dst, imm:$off)>;
+
+def : Pat<(X86tcret (i32 tglobaladdr:$dst), imm:$off),
+ (TCRETURNdi texternalsym:$dst, imm:$off)>;
+
+def : Pat<(X86tcret (i32 texternalsym:$dst), imm:$off),
+ (TCRETURNdi texternalsym:$dst, imm:$off)>;
def : Pat<(X86call (i32 tglobaladdr:$dst)),
(CALLpcrel32 tglobaladdr:$dst)>;
def : Pat<(i32 (anyext (loadi8 addr:$src))), (MOVZX32rm8 addr:$src)>;
def : Pat<(i32 (anyext (loadi16 addr:$src))), (MOVZX32rm16 addr:$src)>;
+// (and (i32 load), 255) -> (zextload i8)
+def : Pat<(i32 (and (loadi32 addr:$src), (i32 255))), (MOVZX32rm8 addr:$src)>;
+def : Pat<(i32 (and (loadi32 addr:$src), (i32 65535))),(MOVZX32rm16 addr:$src)>;
+
//===----------------------------------------------------------------------===//
// Some peepholes
//===----------------------------------------------------------------------===//
projects / oota-llvm.git / blobdiff