//
// Nop
-let neverHasSideEffects = 1, SchedRW = [WriteZero] in {
+let hasSideEffects = 0, SchedRW = [WriteZero] in {
def NOOP : I<0x90, RawFrm, (outs), (ins), "nop", [], IIC_NOP>;
def NOOPW : I<0x1f, MRMXm, (outs), (ins i16mem:$zero),
"nop{w}\t$zero", [], IIC_NOP>, TB, OpSize16;
"enter\t$len, $lvl", [], IIC_ENTER>, Sched<[WriteMicrocoded]>;
let SchedRW = [WriteALU] in {
-let Defs = [EBP, ESP], Uses = [EBP, ESP], mayLoad = 1, neverHasSideEffects=1 in
+let Defs = [EBP, ESP], Uses = [EBP, ESP], mayLoad = 1, hasSideEffects=0 in
def LEAVE : I<0xC9, RawFrm,
(outs), (ins), "leave", [], IIC_LEAVE>,
Requires<[Not64BitMode]>;
-let Defs = [RBP,RSP], Uses = [RBP,RSP], mayLoad = 1, neverHasSideEffects = 1 in
+let Defs = [RBP,RSP], Uses = [RBP,RSP], mayLoad = 1, hasSideEffects = 0 in
def LEAVE64 : I<0xC9, RawFrm,
(outs), (ins), "leave", [], IIC_LEAVE>,
Requires<[In64BitMode]>;
// Miscellaneous Instructions.
//
-let Defs = [ESP], Uses = [ESP], neverHasSideEffects=1 in {
+let Defs = [ESP], Uses = [ESP], hasSideEffects=0 in {
let mayLoad = 1, SchedRW = [WriteLoad] in {
def POP16r : I<0x58, AddRegFrm, (outs GR16:$reg), (ins), "pop{w}\t$reg", [],
IIC_POP_REG16>, OpSize16;
} // mayStore, SchedRW
}
-let Defs = [RSP], Uses = [RSP], neverHasSideEffects=1 in {
+let Defs = [RSP], Uses = [RSP], hasSideEffects=0 in {
let mayLoad = 1, SchedRW = [WriteLoad] in {
def POP64r : I<0x58, AddRegFrm, (outs GR64:$reg), (ins), "pop{q}\t$reg", [],
IIC_POP_REG>, OpSize32, Requires<[In64BitMode]>;
} // mayStore, SchedRW
}
-let Defs = [RSP], Uses = [RSP], neverHasSideEffects = 1, mayStore = 1,
+let Defs = [RSP], Uses = [RSP], hasSideEffects = 0, mayStore = 1,
SchedRW = [WriteStore] in {
def PUSH64i8 : Ii8<0x6a, RawFrm, (outs), (ins i64i8imm:$imm),
"push{q}\t$imm", [], IIC_PUSH_IMM>, Requires<[In64BitMode]>;
Requires<[In64BitMode]>;
}
-let Defs = [RSP, EFLAGS], Uses = [RSP], mayLoad = 1, neverHasSideEffects=1 in
+let Defs = [RSP, EFLAGS], Uses = [RSP], mayLoad = 1, hasSideEffects=0 in
def POPF64 : I<0x9D, RawFrm, (outs), (ins), "popfq", [], IIC_POP_FD>,
OpSize32, Requires<[In64BitMode]>, Sched<[WriteLoad]>;
-let Defs = [RSP], Uses = [RSP, EFLAGS], mayStore = 1, neverHasSideEffects=1 in
+let Defs = [RSP], Uses = [RSP, EFLAGS], mayStore = 1, hasSideEffects=0 in
def PUSHF64 : I<0x9C, RawFrm, (outs), (ins), "pushfq", [], IIC_PUSH_F>,
OpSize32, Requires<[In64BitMode]>, Sched<[WriteStore]>;
let Defs = [EDI, ESI, EBP, EBX, EDX, ECX, EAX, ESP], Uses = [ESP],
- mayLoad = 1, neverHasSideEffects = 1, SchedRW = [WriteLoad] in {
+ mayLoad = 1, hasSideEffects = 0, SchedRW = [WriteLoad] in {
def POPA32 : I<0x61, RawFrm, (outs), (ins), "popal", [], IIC_POP_A>,
OpSize32, Requires<[Not64BitMode]>;
def POPA16 : I<0x61, RawFrm, (outs), (ins), "popaw", [], IIC_POP_A>,
OpSize16, Requires<[Not64BitMode]>;
}
let Defs = [ESP], Uses = [EDI, ESI, EBP, EBX, EDX, ECX, EAX, ESP],
- mayStore = 1, neverHasSideEffects = 1, SchedRW = [WriteStore] in {
+ mayStore = 1, hasSideEffects = 0, SchedRW = [WriteStore] in {
def PUSHA32 : I<0x60, RawFrm, (outs), (ins), "pushal", [], IIC_PUSH_A>,
OpSize32, Requires<[Not64BitMode]>;
def PUSHA16 : I<0x60, RawFrm, (outs), (ins), "pushaw", [], IIC_PUSH_A>,
// Move Instructions.
//
let SchedRW = [WriteMove] in {
-let neverHasSideEffects = 1 in {
+let hasSideEffects = 0 in {
def MOV8rr : I<0x88, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src),
"mov{b}\t{$src, $dst|$dst, $src}", [], IIC_MOV>;
def MOV16rr : I<0x89, MRMDestReg, (outs GR16:$dst), (ins GR16:$src),
// that they can be used for copying and storing h registers, which can't be
// encoded when a REX prefix is present.
let isCodeGenOnly = 1 in {
-let neverHasSideEffects = 1 in
+let hasSideEffects = 0 in
def MOV8rr_NOREX : I<0x88, MRMDestReg,
(outs GR8_NOREX:$dst), (ins GR8_NOREX:$src),
"mov{b}\t{$src, $dst|$dst, $src} # NOREX", [], IIC_MOV>,
Sched<[WriteMove]>;
-let mayStore = 1, neverHasSideEffects = 1 in
+let mayStore = 1, hasSideEffects = 0 in
def MOV8mr_NOREX : I<0x88, MRMDestMem,
(outs), (ins i8mem_NOREX:$dst, GR8_NOREX:$src),
"mov{b}\t{$src, $dst|$dst, $src} # NOREX", [],
IIC_MOV_MEM>, Sched<[WriteStore]>;
-let mayLoad = 1, neverHasSideEffects = 1,
+let mayLoad = 1, hasSideEffects = 0,
canFoldAsLoad = 1, isReMaterializable = 1 in
def MOV8rm_NOREX : I<0x8A, MRMSrcMem,
(outs GR8_NOREX:$dst), (ins i8mem_NOREX:$src),
let Defs = [EFLAGS], Uses = [AH] in
def SAHF : I<0x9E, RawFrm, (outs), (ins), "sahf",
[(set EFLAGS, (X86sahf AH))], IIC_AHF>;
-let Defs = [AH], Uses = [EFLAGS], neverHasSideEffects = 1 in
+let Defs = [AH], Uses = [EFLAGS], hasSideEffects = 0 in
def LAHF : I<0x9F, RawFrm, (outs), (ins), "lahf", [],
IIC_AHF>; // AH = flags
} // SchedRW