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Instruction selection priority fixes to remove the XMM/XMMInt/orAVX predicates. Another commit will remove orAVX functions from X86SubTarget.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147841 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper 2012-01-10 06:30:56 +00:00
parent 97b5beb7fe
commit c6d59954d8
6 changed files with 89 additions and 116 deletions
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29
lib/Target/X86/X86InstrFPStack.td
View File

@ -437,33 +437,26 @@ def IST_FP64m : FPI<0xDF, MRM7m, (outs), (ins i64mem:$dst), "fistp{ll}\t$dst">;
}
// FISTTP requires SSE3 even though it's a FPStack op.
let Predicates = [HasSSE3] in {
def ISTT_Fp16m32 : FpI_<(outs), (ins i16mem:$op, RFP32:$src), OneArgFP,
[(X86fp_to_i16mem RFP32:$src, addr:$op)]>,
Requires<[HasSSE3orAVX]>;
[(X86fp_to_i16mem RFP32:$src, addr:$op)]>;
def ISTT_Fp32m32 : FpI_<(outs), (ins i32mem:$op, RFP32:$src), OneArgFP,
[(X86fp_to_i32mem RFP32:$src, addr:$op)]>,
Requires<[HasSSE3orAVX]>;
[(X86fp_to_i32mem RFP32:$src, addr:$op)]>;
def ISTT_Fp64m32 : FpI_<(outs), (ins i64mem:$op, RFP32:$src), OneArgFP,
[(X86fp_to_i64mem RFP32:$src, addr:$op)]>,
Requires<[HasSSE3orAVX]>;
[(X86fp_to_i64mem RFP32:$src, addr:$op)]>;
def ISTT_Fp16m64 : FpI_<(outs), (ins i16mem:$op, RFP64:$src), OneArgFP,
[(X86fp_to_i16mem RFP64:$src, addr:$op)]>,
Requires<[HasSSE3orAVX]>;
[(X86fp_to_i16mem RFP64:$src, addr:$op)]>;
def ISTT_Fp32m64 : FpI_<(outs), (ins i32mem:$op, RFP64:$src), OneArgFP,
[(X86fp_to_i32mem RFP64:$src, addr:$op)]>,
Requires<[HasSSE3orAVX]>;
[(X86fp_to_i32mem RFP64:$src, addr:$op)]>;
def ISTT_Fp64m64 : FpI_<(outs), (ins i64mem:$op, RFP64:$src), OneArgFP,
[(X86fp_to_i64mem RFP64:$src, addr:$op)]>,
Requires<[HasSSE3orAVX]>;
[(X86fp_to_i64mem RFP64:$src, addr:$op)]>;
def ISTT_Fp16m80 : FpI_<(outs), (ins i16mem:$op, RFP80:$src), OneArgFP,
[(X86fp_to_i16mem RFP80:$src, addr:$op)]>,
Requires<[HasSSE3orAVX]>;
[(X86fp_to_i16mem RFP80:$src, addr:$op)]>;
def ISTT_Fp32m80 : FpI_<(outs), (ins i32mem:$op, RFP80:$src), OneArgFP,
[(X86fp_to_i32mem RFP80:$src, addr:$op)]>,
Requires<[HasSSE3orAVX]>;
[(X86fp_to_i32mem RFP80:$src, addr:$op)]>;
def ISTT_Fp64m80 : FpI_<(outs), (ins i64mem:$op, RFP80:$src), OneArgFP,
[(X86fp_to_i64mem RFP80:$src, addr:$op)]>,
Requires<[HasSSE3orAVX]>;
[(X86fp_to_i64mem RFP80:$src, addr:$op)]>;
} // Predicates = [HasSSE3]
let mayStore = 1 in {
def ISTT_FP16m : FPI<0xDF, MRM1m, (outs), (ins i16mem:$dst), "fisttp{s}\t$dst">;

25
lib/Target/X86/X86InstrFormats.td
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@ -436,7 +436,7 @@ class SS428I<bits<8> o, Format F, dag outs, dag ins, string asm,
// SS42FI - SSE 4.2 instructions with T8XD prefix.
class SS42FI<bits<8> o, Format F, dag outs, dag ins, string asm,
list<dag> pattern>
: I<o, F, outs, ins, asm, pattern>, T8XD, Requires<[HasSSE42orAVX]>;
: I<o, F, outs, ins, asm, pattern>, T8XD, Requires<[HasSSE42]>;
// SS42AI = SSE 4.2 instructions with TA prefix
class SS42AI<bits<8> o, Format F, dag outs, dag ins, string asm,
@ -569,11 +569,6 @@ class VRPDI<bits<8> o, Format F, dag outs, dag ins, string asm,
// MMXIi8 - MMX instructions with ImmT == Imm8 and TB prefix.
// MMXID - MMX instructions with XD prefix.
// MMXIS - MMX instructions with XS prefix.
// MMXPI - SSE 1 & 2 packed instructions for MMX with no AVX equivalents
// MMXSDIi8 - SSE2 instructions with ImmT == Imm8 and XD prefix. No AVX equiv.
// MMXSSDIi8 - SSE2 instructions with ImmT == Imm8 and XS prefix. No AVX equiv.
// MMXSS38I - SSSE3 instructions with T8 prefix for MMX registers. No AVX equiv.
// MMXSS3AI - SSSE3 instructions with TA prefix for MMX registers. No AVX equiv.
class MMXI<bits<8> o, Format F, dag outs, dag ins, string asm,
list<dag> pattern>
: I<o, F, outs, ins, asm, pattern>, TB, Requires<[HasMMX]>;
@ -595,21 +590,3 @@ class MMXID<bits<8> o, Format F, dag outs, dag ins, string asm,
class MMXIS<bits<8> o, Format F, dag outs, dag ins, string asm,
list<dag> pattern>
: Ii8<o, F, outs, ins, asm, pattern>, XS, Requires<[HasMMX]>;
class MMXPI<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern,
Domain d>
: I<o, F, outs, ins, asm, pattern, d> {
let Predicates = !if(hasOpSizePrefix /* OpSize */, [HasXMMInt], [HasXMM]);
}
class MMXSDIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
list<dag> pattern>
: Ii8<o, F, outs, ins, asm, pattern>, XD, Requires<[HasXMMInt]>;
class MMXSSDIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
list<dag> pattern>
: Ii8<o, F, outs, ins, asm, pattern>, XS, Requires<[HasXMMInt]>;
class MMXSS38I<bits<8> o, Format F, dag outs, dag ins, string asm,
list<dag> pattern>
: I<o, F, outs, ins, asm, pattern>, T8, Requires<[HasSSSE3orAVX]>;
class MMXSS3AI<bits<8> o, Format F, dag outs, dag ins, string asm,
list<dag> pattern>
: Ii8<o, F, outs, ins, asm, pattern>, TA, Requires<[HasSSSE3orAVX]>;

10
lib/Target/X86/X86InstrInfo.td
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@ -470,14 +470,8 @@ def HasSSSE3 : Predicate<"Subtarget->hasSSSE3()">;
def HasSSE41 : Predicate<"Subtarget->hasSSE41()">;
def HasSSE42 : Predicate<"Subtarget->hasSSE42()">;
def HasSSE4A : Predicate<"Subtarget->hasSSE4A()">;
def HasAVX : Predicate<"Subtarget->hasAVX()">;
def HasAVX2 : Predicate<"Subtarget->hasAVX2()">;
def HasXMM : Predicate<"Subtarget->hasXMM()">;
def HasXMMInt : Predicate<"Subtarget->hasXMMInt()">;
def HasSSE3orAVX : Predicate<"Subtarget->hasSSE3orAVX()">;
def HasSSSE3orAVX : Predicate<"Subtarget->hasSSSE3orAVX()">;
def HasSSE42orAVX : Predicate<"Subtarget->hasSSE42orAVX()">;
def HasPOPCNT : Predicate<"Subtarget->hasPOPCNT()">;
def HasAES : Predicate<"Subtarget->hasAES()">;
@ -492,8 +486,8 @@ def HasFSGSBase : Predicate<"Subtarget->hasFSGSBase()">;
def HasLZCNT : Predicate<"Subtarget->hasLZCNT()">;
def HasBMI : Predicate<"Subtarget->hasBMI()">;
def HasBMI2 : Predicate<"Subtarget->hasBMI2()">;
def FPStackf32 : Predicate<"!Subtarget->hasXMM()">;
def FPStackf64 : Predicate<"!Subtarget->hasXMMInt()">;
def FPStackf32 : Predicate<"!Subtarget->hasSSE1()">;
def FPStackf64 : Predicate<"!Subtarget->hasSSE2()">;
def HasCmpxchg16b: Predicate<"Subtarget->hasCmpxchg16b()">;
def In32BitMode : Predicate<"!Subtarget->is64Bit()">,
AssemblerPredicate<"!Mode64Bit">;

38
lib/Target/X86/X86InstrMMX.td
View File

@ -60,14 +60,14 @@ let Constraints = "$src1 = $dst" in {
/// Unary MMX instructions requiring SSSE3.
multiclass SS3I_unop_rm_int_mm<bits<8> opc, string OpcodeStr,
Intrinsic IntId64> {
def rr64 : MMXSS38I<opc, MRMSrcReg, (outs VR64:$dst), (ins VR64:$src),
!strconcat(OpcodeStr, "\t{$src, $dst|$dst, $src}"),
[(set VR64:$dst, (IntId64 VR64:$src))]>;
def rr64 : SS38I<opc, MRMSrcReg, (outs VR64:$dst), (ins VR64:$src),
!strconcat(OpcodeStr, "\t{$src, $dst|$dst, $src}"),
[(set VR64:$dst, (IntId64 VR64:$src))]>;
def rm64 : MMXSS38I<opc, MRMSrcMem, (outs VR64:$dst), (ins i64mem:$src),
!strconcat(OpcodeStr, "\t{$src, $dst|$dst, $src}"),
[(set VR64:$dst,
(IntId64 (bitconvert (memopmmx addr:$src))))]>;
def rm64 : SS38I<opc, MRMSrcMem, (outs VR64:$dst), (ins i64mem:$src),
!strconcat(OpcodeStr, "\t{$src, $dst|$dst, $src}"),
[(set VR64:$dst,
(IntId64 (bitconvert (memopmmx addr:$src))))]>;
}
/// Binary MMX instructions requiring SSSE3.
@ -75,11 +75,11 @@ let ImmT = NoImm, Constraints = "$src1 = $dst" in {
multiclass SS3I_binop_rm_int_mm<bits<8> opc, string OpcodeStr,
Intrinsic IntId64> {
let isCommutable = 0 in
def rr64 : MMXSS38I<opc, MRMSrcReg, (outs VR64:$dst),
def rr64 : SS38I<opc, MRMSrcReg, (outs VR64:$dst),
(ins VR64:$src1, VR64:$src2),
!strconcat(OpcodeStr, "\t{$src2, $dst|$dst, $src2}"),
[(set VR64:$dst, (IntId64 VR64:$src1, VR64:$src2))]>;
def rm64 : MMXSS38I<opc, MRMSrcMem, (outs VR64:$dst),
def rm64 : SS38I<opc, MRMSrcMem, (outs VR64:$dst),
(ins VR64:$src1, i64mem:$src2),
!strconcat(OpcodeStr, "\t{$src2, $dst|$dst, $src2}"),
[(set VR64:$dst,
@ -90,11 +90,11 @@ multiclass SS3I_binop_rm_int_mm<bits<8> opc, string OpcodeStr,
/// PALIGN MMX instructions (require SSSE3).
multiclass ssse3_palign_mm<string asm, Intrinsic IntId> {
def R64irr : MMXSS3AI<0x0F, MRMSrcReg, (outs VR64:$dst),
def R64irr : SS3AI<0x0F, MRMSrcReg, (outs VR64:$dst),
(ins VR64:$src1, VR64:$src2, i8imm:$src3),
!strconcat(asm, "\t{$src3, $src2, $dst|$dst, $src2, $src3}"),
[(set VR64:$dst, (IntId VR64:$src1, VR64:$src2, (i8 imm:$src3)))]>;
def R64irm : MMXSS3AI<0x0F, MRMSrcMem, (outs VR64:$dst),
def R64irm : SS3AI<0x0F, MRMSrcMem, (outs VR64:$dst),
(ins VR64:$src1, i64mem:$src2, i8imm:$src3),
!strconcat(asm, "\t{$src3, $src2, $dst|$dst, $src2, $src3}"),
[(set VR64:$dst, (IntId VR64:$src1,
@ -104,18 +104,18 @@ multiclass ssse3_palign_mm<string asm, Intrinsic IntId> {
multiclass sse12_cvt_pint<bits<8> opc, RegisterClass SrcRC, RegisterClass DstRC,
Intrinsic Int, X86MemOperand x86memop, PatFrag ld_frag,
string asm, Domain d> {
def irr : MMXPI<opc, MRMSrcReg, (outs DstRC:$dst), (ins SrcRC:$src), asm,
def irr : PI<opc, MRMSrcReg, (outs DstRC:$dst), (ins SrcRC:$src), asm,
[(set DstRC:$dst, (Int SrcRC:$src))], d>;
def irm : MMXPI<opc, MRMSrcMem, (outs DstRC:$dst), (ins x86memop:$src), asm,
def irm : PI<opc, MRMSrcMem, (outs DstRC:$dst), (ins x86memop:$src), asm,
[(set DstRC:$dst, (Int (ld_frag addr:$src)))], d>;
}
multiclass sse12_cvt_pint_3addr<bits<8> opc, RegisterClass SrcRC,
RegisterClass DstRC, Intrinsic Int, X86MemOperand x86memop,
PatFrag ld_frag, string asm, Domain d> {
def irr : MMXPI<opc, MRMSrcReg, (outs DstRC:$dst),(ins DstRC:$src1, SrcRC:$src2),
def irr : PI<opc, MRMSrcReg, (outs DstRC:$dst),(ins DstRC:$src1, SrcRC:$src2),
asm, [(set DstRC:$dst, (Int DstRC:$src1, SrcRC:$src2))], d>;
def irm : MMXPI<opc, MRMSrcMem, (outs DstRC:$dst),
def irm : PI<opc, MRMSrcMem, (outs DstRC:$dst),
(ins DstRC:$src1, x86memop:$src2), asm,
[(set DstRC:$dst, (Int DstRC:$src1, (ld_frag addr:$src2)))], d>;
}
@ -175,24 +175,24 @@ def MMX_MOVQ64mr : MMXI<0x7F, MRMDestMem, (outs), (ins i64mem:$dst, VR64:$src),
"movq\t{$src, $dst|$dst, $src}",
[(store (x86mmx VR64:$src), addr:$dst)]>;
def MMX_MOVDQ2Qrr : MMXSDIi8<0xD6, MRMSrcReg, (outs VR64:$dst),
def MMX_MOVDQ2Qrr : SDIi8<0xD6, MRMSrcReg, (outs VR64:$dst),
(ins VR128:$src), "movdq2q\t{$src, $dst|$dst, $src}",
[(set VR64:$dst,
(x86mmx (bitconvert
(i64 (vector_extract (v2i64 VR128:$src),
(iPTR 0))))))]>;
def MMX_MOVQ2DQrr : MMXSSDIi8<0xD6, MRMSrcReg, (outs VR128:$dst),
def MMX_MOVQ2DQrr : SSDIi8<0xD6, MRMSrcReg, (outs VR128:$dst),
(ins VR64:$src), "movq2dq\t{$src, $dst|$dst, $src}",
[(set VR128:$dst,
(v2i64 (scalar_to_vector
(i64 (bitconvert (x86mmx VR64:$src))))))]>;
let neverHasSideEffects = 1 in
def MMX_MOVQ2FR64rr: MMXSSDIi8<0xD6, MRMSrcReg, (outs FR64:$dst),
def MMX_MOVQ2FR64rr: SSDIi8<0xD6, MRMSrcReg, (outs FR64:$dst),
(ins VR64:$src), "movq2dq\t{$src, $dst|$dst, $src}", []>;
def MMX_MOVFR642Qrr: MMXSDIi8<0xD6, MRMSrcReg, (outs VR64:$dst),
def MMX_MOVFR642Qrr: SDIi8<0xD6, MRMSrcReg, (outs VR64:$dst),
(ins FR64:$src), "movdq2q\t{$src, $dst|$dst, $src}", []>;
def MMX_MOVNTQmr : MMXI<0xE7, MRMDestMem, (outs), (ins i64mem:$dst, VR64:$src),

91
lib/Target/X86/X86InstrSSE.td
View File

@ -171,7 +171,7 @@ def : Pat<(v4f64 (scalar_to_vector FR64:$src)),
// Bitcasts between 128-bit vector types. Return the original type since
// no instruction is needed for the conversion
let Predicates = [HasXMMInt] in {
let Predicates = [HasSSE2] in {
def : Pat<(v2i64 (bitconvert (v4i32 VR128:$src))), (v2i64 VR128:$src)>;
def : Pat<(v2i64 (bitconvert (v8i16 VR128:$src))), (v2i64 VR128:$src)>;
def : Pat<(v2i64 (bitconvert (v16i8 VR128:$src))), (v2i64 VR128:$src)>;
@ -244,9 +244,9 @@ let Predicates = [HasAVX] in {
let isReMaterializable = 1, isAsCheapAsAMove = 1, canFoldAsLoad = 1,
isPseudo = 1 in {
def FsFLD0SS : I<0, Pseudo, (outs FR32:$dst), (ins), "",
[(set FR32:$dst, fp32imm0)]>, Requires<[HasXMM]>;
[(set FR32:$dst, fp32imm0)]>, Requires<[HasSSE1]>;
def FsFLD0SD : I<0, Pseudo, (outs FR64:$dst), (ins), "",
[(set FR64:$dst, fpimm0)]>, Requires<[HasXMMInt]>;
[(set FR64:$dst, fpimm0)]>, Requires<[HasSSE2]>;
}
//===----------------------------------------------------------------------===//
@ -1407,9 +1407,11 @@ multiclass sse12_cvt_s<bits<8> opc, RegisterClass SrcRC, RegisterClass DstRC,
multiclass sse12_cvt_s_np<bits<8> opc, RegisterClass SrcRC, RegisterClass DstRC,
X86MemOperand x86memop, string asm> {
let neverHasSideEffects = 1 in {
def rr : SI<opc, MRMSrcReg, (outs DstRC:$dst), (ins SrcRC:$src), asm, []>;
let mayLoad = 1 in
def rm : SI<opc, MRMSrcMem, (outs DstRC:$dst), (ins x86memop:$src), asm, []>;
} // neverHasSideEffects = 1
}
multiclass sse12_cvt_p<bits<8> opc, RegisterClass SrcRC, RegisterClass DstRC,
@ -1423,12 +1425,14 @@ multiclass sse12_cvt_p<bits<8> opc, RegisterClass SrcRC, RegisterClass DstRC,
multiclass sse12_vcvt_avx<bits<8> opc, RegisterClass SrcRC, RegisterClass DstRC,
X86MemOperand x86memop, string asm> {
let neverHasSideEffects = 1 in {
def rr : SI<opc, MRMSrcReg, (outs DstRC:$dst), (ins DstRC:$src1, SrcRC:$src),
!strconcat(asm,"\t{$src, $src1, $dst|$dst, $src1, $src}"), []>;
let mayLoad = 1 in
def rm : SI<opc, MRMSrcMem, (outs DstRC:$dst),
(ins DstRC:$src1, x86memop:$src),
!strconcat(asm,"\t{$src, $src1, $dst|$dst, $src1, $src}"), []>;
} // neverHasSideEffects = 1
}
defm VCVTTSS2SI : sse12_cvt_s<0x2C, FR32, GR32, fp_to_sint, f32mem, loadf32,
@ -1459,7 +1463,7 @@ defm VCVTSI2SDL : sse12_vcvt_avx<0x2A, GR32, FR64, i32mem, "cvtsi2sd{l}">, XD,
defm VCVTSI2SD64 : sse12_vcvt_avx<0x2A, GR64, FR64, i64mem, "cvtsi2sd{q}">, XD,
VEX_4V, VEX_W, VEX_LIG;
let Predicates = [HasAVX] in {
let Predicates = [HasAVX], AddedComplexity = 1 in {
def : Pat<(f32 (sint_to_fp (loadi32 addr:$src))),
(VCVTSI2SSrm (f32 (IMPLICIT_DEF)), addr:$src)>;
def : Pat<(f32 (sint_to_fp (loadi64 addr:$src))),
@ -1623,17 +1627,6 @@ defm CVTDQ2PS : sse12_cvt_p<0x5B, VR128, VR128, undef, i128mem, load /*dummy*/,
SSEPackedSingle>, TB; /* PD SSE3 form is avaiable */
}
let Predicates = [HasSSE1] in {
def : Pat<(int_x86_sse_cvtss2si VR128:$src),
(CVTSS2SIrr (EXTRACT_SUBREG (v4f32 VR128:$src), sub_ss))>;
def : Pat<(int_x86_sse_cvtss2si (load addr:$src)),
(CVTSS2SIrm addr:$src)>;
def : Pat<(int_x86_sse_cvtss2si64 VR128:$src),
(CVTSS2SI64rr (EXTRACT_SUBREG (v4f32 VR128:$src), sub_ss))>;
def : Pat<(int_x86_sse_cvtss2si64 (load addr:$src)),
(CVTSS2SI64rm addr:$src)>;
}
let Predicates = [HasAVX] in {
def : Pat<(int_x86_sse_cvtss2si VR128:$src),
(VCVTSS2SIrr (EXTRACT_SUBREG (v4f32 VR128:$src), sub_ss))>;
@ -1645,6 +1638,17 @@ let Predicates = [HasAVX] in {
(VCVTSS2SI64rm addr:$src)>;
}
let Predicates = [HasSSE1] in {
def : Pat<(int_x86_sse_cvtss2si VR128:$src),
(CVTSS2SIrr (EXTRACT_SUBREG (v4f32 VR128:$src), sub_ss))>;
def : Pat<(int_x86_sse_cvtss2si (load addr:$src)),
(CVTSS2SIrm addr:$src)>;
def : Pat<(int_x86_sse_cvtss2si64 VR128:$src),
(CVTSS2SI64rr (EXTRACT_SUBREG (v4f32 VR128:$src), sub_ss))>;
def : Pat<(int_x86_sse_cvtss2si64 (load addr:$src)),
(CVTSS2SI64rm addr:$src)>;
}
/// SSE 2 Only
// Convert scalar double to scalar single
@ -1844,6 +1848,7 @@ def Int_CVTPD2DQrm : I<0xE6, MRMSrcMem, (outs VR128:$dst), (ins f128mem:$src),
// Convert with truncation packed single/double fp to doubleword
// SSE2 packed instructions with XS prefix
let neverHasSideEffects = 1 in {
def VCVTTPS2DQrr : VSSI<0x5B, MRMSrcReg, (outs VR128:$dst), (ins VR128:$src),
"cvttps2dq\t{$src, $dst|$dst, $src}", []>, VEX;
let mayLoad = 1 in
@ -1854,14 +1859,7 @@ def VCVTTPS2DQYrr : VSSI<0x5B, MRMSrcReg, (outs VR256:$dst), (ins VR256:$src),
let mayLoad = 1 in
def VCVTTPS2DQYrm : VSSI<0x5B, MRMSrcMem, (outs VR256:$dst), (ins f256mem:$src),
"cvttps2dq\t{$src, $dst|$dst, $src}", []>, VEX;
def CVTTPS2DQrr : SSI<0x5B, MRMSrcReg, (outs VR128:$dst), (ins VR128:$src),
"cvttps2dq\t{$src, $dst|$dst, $src}",
[(set VR128:$dst,
(int_x86_sse2_cvttps2dq VR128:$src))]>;
def CVTTPS2DQrm : SSI<0x5B, MRMSrcMem, (outs VR128:$dst), (ins f128mem:$src),
"cvttps2dq\t{$src, $dst|$dst, $src}",
[(set VR128:$dst,
(int_x86_sse2_cvttps2dq (memop addr:$src)))]>;
} // neverHasSideEffects = 1
def Int_VCVTTPS2DQrr : I<0x5B, MRMSrcReg, (outs VR128:$dst), (ins VR128:$src),
"vcvttps2dq\t{$src, $dst|$dst, $src}",
@ -1874,12 +1872,14 @@ def Int_VCVTTPS2DQrm : I<0x5B, MRMSrcMem, (outs VR128:$dst), (ins f128mem:$src),
(memop addr:$src)))]>,
XS, VEX, Requires<[HasAVX]>;
let Predicates = [HasSSE2] in {
def : Pat<(v4f32 (sint_to_fp (v4i32 VR128:$src))),
(Int_CVTDQ2PSrr VR128:$src)>;
def : Pat<(v4i32 (fp_to_sint (v4f32 VR128:$src))),
(CVTTPS2DQrr VR128:$src)>;
}
def CVTTPS2DQrr : SSI<0x5B, MRMSrcReg, (outs VR128:$dst), (ins VR128:$src),
"cvttps2dq\t{$src, $dst|$dst, $src}",
[(set VR128:$dst,
(int_x86_sse2_cvttps2dq VR128:$src))]>;
def CVTTPS2DQrm : SSI<0x5B, MRMSrcMem, (outs VR128:$dst), (ins f128mem:$src),
"cvttps2dq\t{$src, $dst|$dst, $src}",
[(set VR128:$dst,
(int_x86_sse2_cvttps2dq (memop addr:$src)))]>;
let Predicates = [HasAVX] in {
def : Pat<(v4f32 (sint_to_fp (v4i32 VR128:$src))),
@ -1892,6 +1892,13 @@ let Predicates = [HasAVX] in {
(VCVTTPS2DQYrr VR256:$src)>;
}
let Predicates = [HasSSE2] in {
def : Pat<(v4f32 (sint_to_fp (v4i32 VR128:$src))),
(Int_CVTDQ2PSrr VR128:$src)>;
def : Pat<(v4i32 (fp_to_sint (v4f32 VR128:$src))),
(CVTTPS2DQrr VR128:$src)>;
}
def VCVTTPD2DQrr : VPDI<0xE6, MRMSrcReg, (outs VR128:$dst), (ins VR128:$src),
"cvttpd2dq\t{$src, $dst|$dst, $src}",
[(set VR128:$dst,
@ -3145,6 +3152,7 @@ let Predicates = [HasAVX] in {
sse1_fp_unop_p_int<0x53, "vrcp", int_x86_sse_rcp_ps>, VEX;
}
let AddedComplexity = 1 in {
def : Pat<(f32 (fsqrt FR32:$src)),
(VSQRTSSr (f32 (IMPLICIT_DEF)), FR32:$src)>, Requires<[HasAVX]>;
def : Pat<(f32 (fsqrt (load addr:$src))),
@ -3167,8 +3175,9 @@ def : Pat<(f32 (X86frcp FR32:$src)),
def : Pat<(f32 (X86frcp (load addr:$src))),
(VRCPSSm (f32 (IMPLICIT_DEF)), addr:$src)>,
Requires<[HasAVX, OptForSize]>;
}
let Predicates = [HasAVX] in {
let Predicates = [HasAVX], AddedComplexity = 1 in {
def : Pat<(int_x86_sse_sqrt_ss VR128:$src),
(INSERT_SUBREG (v4f32 (IMPLICIT_DEF)),
(VSQRTSSr (f32 (IMPLICIT_DEF)),
@ -3292,11 +3301,11 @@ def : Pat<(alignednontemporalstore (v2i64 VR128:$src), addr:$dst),
def MOVNTImr : I<0xC3, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
"movnti{l}\t{$src, $dst|$dst, $src}",
[(nontemporalstore (i32 GR32:$src), addr:$dst)]>,
TB, Requires<[HasXMMInt]>;
TB, Requires<[HasSSE2]>;
def MOVNTI_64mr : RI<0xC3, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
"movnti{q}\t{$src, $dst|$dst, $src}",
[(nontemporalstore (i64 GR64:$src), addr:$dst)]>,
TB, Requires<[HasXMMInt]>;
TB, Requires<[HasSSE2]>;
}
//===----------------------------------------------------------------------===//
@ -3304,7 +3313,7 @@ def MOVNTI_64mr : RI<0xC3, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
//===----------------------------------------------------------------------===//
// Prefetch intrinsic.
let Predicates = [HasXMM] in {
let Predicates = [HasSSE1] in {
def PREFETCHT0 : I<0x18, MRM1m, (outs), (ins i8mem:$src),
"prefetcht0\t$src", [(prefetch addr:$src, imm, (i32 3), (i32 1))]>, TB;
def PREFETCHT1 : I<0x18, MRM2m, (outs), (ins i8mem:$src),
@ -3318,7 +3327,7 @@ def PREFETCHNTA : I<0x18, MRM0m, (outs), (ins i8mem:$src),
// Flush cache
def CLFLUSH : I<0xAE, MRM7m, (outs), (ins i8mem:$src),
"clflush\t$src", [(int_x86_sse2_clflush addr:$src)]>,
TB, Requires<[HasXMMInt]>;
TB, Requires<[HasSSE2]>;
// Pause. This "instruction" is encoded as "rep; nop", so even though it
// was introduced with SSE2, it's backward compatible.
@ -3326,11 +3335,11 @@ def PAUSE : I<0x90, RawFrm, (outs), (ins), "pause", []>, REP;
// Load, store, and memory fence
def SFENCE : I<0xAE, MRM_F8, (outs), (ins),
"sfence", [(int_x86_sse_sfence)]>, TB, Requires<[HasXMM]>;
"sfence", [(int_x86_sse_sfence)]>, TB, Requires<[HasSSE1]>;
def LFENCE : I<0xAE, MRM_E8, (outs), (ins),
"lfence", [(int_x86_sse2_lfence)]>, TB, Requires<[HasXMMInt]>;
"lfence", [(int_x86_sse2_lfence)]>, TB, Requires<[HasSSE2]>;
def MFENCE : I<0xAE, MRM_F0, (outs), (ins),
"mfence", [(int_x86_sse2_mfence)]>, TB, Requires<[HasXMMInt]>;
"mfence", [(int_x86_sse2_mfence)]>, TB, Requires<[HasSSE2]>;
def : Pat<(X86SFence), (SFENCE)>;
def : Pat<(X86LFence), (LFENCE)>;
@ -5475,18 +5484,18 @@ def : Pat<(v16i8 (X86PAlign VR128:$src1, VR128:$src2, (i8 imm:$imm))),
let usesCustomInserter = 1 in {
def MONITOR : PseudoI<(outs), (ins i32mem:$src1, GR32:$src2, GR32:$src3),
[(int_x86_sse3_monitor addr:$src1, GR32:$src2, GR32:$src3)]>,
Requires<[HasSSE3orAVX]>;
Requires<[HasSSE3]>;
def MWAIT : PseudoI<(outs), (ins GR32:$src1, GR32:$src2),
[(int_x86_sse3_mwait GR32:$src1, GR32:$src2)]>,
Requires<[HasSSE3orAVX]>;
Requires<[HasSSE3]>;
}
let Uses = [EAX, ECX, EDX] in
def MONITORrrr : I<0x01, MRM_C8, (outs), (ins), "monitor", []>, TB,
Requires<[HasSSE3orAVX]>;
Requires<[HasSSE3]>;
let Uses = [ECX, EAX] in
def MWAITrr : I<0x01, MRM_C9, (outs), (ins), "mwait", []>, TB,
Requires<[HasSSE3orAVX]>;
Requires<[HasSSE3]>;
def : InstAlias<"mwait %eax, %ecx", (MWAITrr)>, Requires<[In32BitMode]>;
def : InstAlias<"mwait %rax, %rcx", (MWAITrr)>, Requires<[In64BitMode]>;

12
lib/Target/X86/X86Subtarget.h
View File

@ -173,12 +173,12 @@ public:
bool hasCMov() const { return HasCMov; }
bool hasMMX() const { return X86SSELevel >= MMX; }
bool hasSSE1() const { return X86SSELevel >= SSE1 && !hasAVX(); }
bool hasSSE2() const { return X86SSELevel >= SSE2 && !hasAVX(); }
bool hasSSE3() const { return X86SSELevel >= SSE3 && !hasAVX(); }
bool hasSSSE3() const { return X86SSELevel >= SSSE3 && !hasAVX(); }
bool hasSSE41() const { return X86SSELevel >= SSE41 && !hasAVX(); }
bool hasSSE42() const { return X86SSELevel >= SSE42 && !hasAVX(); }
bool hasSSE1() const { return X86SSELevel >= SSE1; }
bool hasSSE2() const { return X86SSELevel >= SSE2; }
bool hasSSE3() const { return X86SSELevel >= SSE3; }
bool hasSSSE3() const { return X86SSELevel >= SSSE3; }
bool hasSSE41() const { return X86SSELevel >= SSE41; }
bool hasSSE42() const { return X86SSELevel >= SSE42; }
bool hasSSE4A() const { return HasSSE4A; }
bool has3DNow() const { return X863DNowLevel >= ThreeDNow; }
bool has3DNowA() const { return X863DNowLevel >= ThreeDNowA; }