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convert cmov mr patterns to use a multipattern. Death to redundancy

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and verbosity


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115701 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-10-05 22:42:54 +00:00
parent 01f9ea35a7
commit 286997c745
1 changed files with 25 additions and 97 deletions
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122
lib/Target/X86/X86InstrCompiler.td
View File

@ -850,104 +850,32 @@ def : Pat<(X86cmp GR64:$src1, 0),
// Conditional moves with folded loads with operands swapped and conditions
// inverted.
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_B, EFLAGS),
(CMOVAE16rm GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_B, EFLAGS),
(CMOVAE32rm GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_AE, EFLAGS),
(CMOVB16rm GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_AE, EFLAGS),
(CMOVB32rm GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_E, EFLAGS),
(CMOVNE16rm GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_E, EFLAGS),
(CMOVNE32rm GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NE, EFLAGS),
(CMOVE16rm GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NE, EFLAGS),
(CMOVE32rm GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_BE, EFLAGS),
(CMOVA16rm GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_BE, EFLAGS),
(CMOVA32rm GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_A, EFLAGS),
(CMOVBErm16 GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_A, EFLAGS),
(CMOVBErm32 GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_L, EFLAGS),
(CMOVGE16rm GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_L, EFLAGS),
(CMOVGE32rm GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_GE, EFLAGS),
(CMOVL16rm GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_GE, EFLAGS),
(CMOVL32rm GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_LE, EFLAGS),
(CMOVG16rm GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_LE, EFLAGS),
(CMOVG32rm GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_G, EFLAGS),
(CMOVLE16rm GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_G, EFLAGS),
(CMOVLE32rm GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_P, EFLAGS),
(CMOVNP16rm GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_P, EFLAGS),
(CMOVNP32rm GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NP, EFLAGS),
(CMOVP16rm GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NP, EFLAGS),
(CMOVP32rm GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_S, EFLAGS),
(CMOVNS16rm GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_S, EFLAGS),
(CMOVNS32rm GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NS, EFLAGS),
(CMOVS16rm GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NS, EFLAGS),
(CMOVS32rm GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_O, EFLAGS),
(CMOVNO16rm GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_O, EFLAGS),
(CMOVNO32rm GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NO, EFLAGS),
(CMOVO16rm GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NO, EFLAGS),
(CMOVO32rm GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_B, EFLAGS),
(CMOVAE64rm GR64:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_AE, EFLAGS),
(CMOVB64rm GR64:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_E, EFLAGS),
(CMOVNE64rm GR64:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_NE, EFLAGS),
(CMOVE64rm GR64:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_BE, EFLAGS),
(CMOVA64rm GR64:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_A, EFLAGS),
(CMOVBErm64 GR64:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_L, EFLAGS),
(CMOVGE64rm GR64:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_GE, EFLAGS),
(CMOVL64rm GR64:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_LE, EFLAGS),
(CMOVG64rm GR64:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_G, EFLAGS),
(CMOVLE64rm GR64:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_P, EFLAGS),
(CMOVNP64rm GR64:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_NP, EFLAGS),
(CMOVP64rm GR64:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_S, EFLAGS),
(CMOVNS64rm GR64:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_NS, EFLAGS),
(CMOVS64rm GR64:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_O, EFLAGS),
(CMOVNO64rm GR64:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, X86_COND_NO, EFLAGS),
(CMOVO64rm GR64:$src2, addr:$src1)>;
multiclass CMOVmr<PatLeaf InvertedCond, Instruction Inst16, Instruction Inst32,
Instruction Inst64> {
def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, InvertedCond, EFLAGS),
(Inst16 GR16:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, InvertedCond, EFLAGS),
(Inst32 GR32:$src2, addr:$src1)>;
def : Pat<(X86cmov (loadi64 addr:$src1), GR64:$src2, InvertedCond, EFLAGS),
(Inst64 GR64:$src2, addr:$src1)>;
}
defm CMOVAEmr : CMOVmr<X86_COND_B , CMOVAE16rm, CMOVAE32rm, CMOVAE64rm>;
defm CMOVBmr : CMOVmr<X86_COND_AE, CMOVB16rm , CMOVB32rm , CMOVB64rm>;
defm CMOVNEmr : CMOVmr<X86_COND_E , CMOVNE16rm, CMOVNE32rm, CMOVNE64rm>;
defm CMOVEmr : CMOVmr<X86_COND_NE, CMOVE16rm , CMOVE32rm , CMOVE64rm>;
defm CMOVAmr : CMOVmr<X86_COND_BE, CMOVA16rm , CMOVA32rm , CMOVA64rm>;
defm CMOVBEmr : CMOVmr<X86_COND_A , CMOVBErm16, CMOVBErm32, CMOVBErm64>;
defm CMOVGEmr : CMOVmr<X86_COND_L , CMOVGE16rm, CMOVGE32rm, CMOVGE64rm>;
defm CMOVLmr : CMOVmr<X86_COND_GE, CMOVL16rm , CMOVL32rm , CMOVL64rm>;
defm CMOVGmr : CMOVmr<X86_COND_LE, CMOVG16rm , CMOVG32rm , CMOVG64rm>;
defm CMOVLEmr : CMOVmr<X86_COND_G , CMOVLE16rm, CMOVLE32rm, CMOVLE64rm>;
defm CMOVNPmr : CMOVmr<X86_COND_P , CMOVNP16rm, CMOVNP32rm, CMOVNP64rm>;
defm CMOVPmr : CMOVmr<X86_COND_NP, CMOVP16rm , CMOVP32rm , CMOVP64rm>;
defm CMOVNSmr : CMOVmr<X86_COND_S , CMOVNS16rm, CMOVNS32rm, CMOVNS64rm>;
defm CMOVSmr : CMOVmr<X86_COND_NS, CMOVS16rm , CMOVS32rm , CMOVS64rm>;
defm CMOVNOmr : CMOVmr<X86_COND_O , CMOVNO16rm, CMOVNO32rm, CMOVNO64rm>;
defm CMOVOmr : CMOVmr<X86_COND_NO, CMOVO16rm , CMOVO32rm , CMOVO64rm>;
// zextload bool -> zextload byte
def : Pat<(zextloadi8i1 addr:$src), (MOV8rm addr:$src)>;