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| author | Evan Cheng <evan.cheng@apple.com> | 2006-12-14 21:55:39 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2006-12-14 21:55:39 +0000 |
| commit | 21b76123e524398ccf55bd51be4b676e45490657 (patch) | |
| tree | e5a42f430ccb2c601aceb471b4f4346d0d73873d /lib | |
| parent | a80b7833e36366bc85ed4ee08bee4c874c054d43 (diff) | |
| download | llvm-21b76123e524398ccf55bd51be4b676e45490657.tar.gz llvm-21b76123e524398ccf55bd51be4b676e45490657.tar.bz2 llvm-21b76123e524398ccf55bd51be4b676e45490657.tar.xz | |
f64 <-> i64 bit_convert using movq in 64-bit mode.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32587 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 4 | ||||
| -rw-r--r-- | lib/Target/X86/X86InstrX86-64.td | 14 | ||||
| -rw-r--r-- | lib/Target/X86/X86RegisterInfo.cpp | 2 |
3 files changed, 16 insertions, 4 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index 5eaac0faea..ae379cdc22 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -158,10 +158,6 @@ X86TargetLowering::X86TargetLowering(TargetMachine &TM) setOperationAction(ISD::BIT_CONVERT , MVT::f32 , Expand); setOperationAction(ISD::BIT_CONVERT , MVT::i32 , Expand); } - if (Subtarget->is64Bit()) { - setOperationAction(ISD::BIT_CONVERT , MVT::f64 , Expand); - setOperationAction(ISD::BIT_CONVERT , MVT::i64 , Expand); - } setOperationAction(ISD::BR_JT , MVT::Other, Expand); setOperationAction(ISD::BRCOND , MVT::Other, Custom); diff --git a/lib/Target/X86/X86InstrX86-64.td b/lib/Target/X86/X86InstrX86-64.td index 46376220d6..4a92f82168 100644 --- a/lib/Target/X86/X86InstrX86-64.td +++ b/lib/Target/X86/X86InstrX86-64.td @@ -1126,3 +1126,17 @@ def MOVPQIto64mr : RPDI<0x7E, MRMDestMem, (ops i64mem:$dst, VR128:$src), "movq {$src, $dst|$dst, $src}", [(store (i64 (vector_extract (v2i64 VR128:$src), (iPTR 0))), addr:$dst)]>; + +def MOV64toSDrr : RPDI<0x6E, MRMSrcReg, (ops FR64:$dst, GR64:$src), + "movq {$src, $dst|$dst, $src}", + [(set FR64:$dst, (bitconvert GR64:$src))]>; +def MOV64toSDrm : RPDI<0x6E, MRMSrcMem, (ops FR64:$dst, i64mem:$src), + "movq {$src, $dst|$dst, $src}", + [(set FR64:$dst, (bitconvert (loadi64 addr:$src)))]>; + +def MOVSDto64rr : RPDI<0x7E, MRMDestReg, (ops GR64:$dst, FR64:$src), + "movq {$src, $dst|$dst, $src}", + [(set GR64:$dst, (bitconvert FR64:$src))]>; +def MOVSDto64mr : RPDI<0x7E, MRMDestMem, (ops i64mem:$dst, FR64:$src), + "movq {$src, $dst|$dst, $src}", + [(store (i64 (bitconvert FR64:$src)), addr:$dst)]>; diff --git a/lib/Target/X86/X86RegisterInfo.cpp b/lib/Target/X86/X86RegisterInfo.cpp index 3bc48351ec..2eeb04f7c5 100644 --- a/lib/Target/X86/X86RegisterInfo.cpp +++ b/lib/Target/X86/X86RegisterInfo.cpp @@ -511,6 +511,7 @@ MachineInstr* X86RegisterInfo::foldMemoryOperand(MachineInstr *MI, { X86::MOVPQIto64rr,X86::MOVPQIto64mr }, { X86::MOVPS2SSrr, X86::MOVPS2SSmr }, { X86::MOVSDrr, X86::MOVSDmr }, + { X86::MOVSDto64rr, X86::MOVSDto64mr }, { X86::MOVSS2DIrr, X86::MOVSS2DImr }, { X86::MOVSSrr, X86::MOVSSmr }, { X86::MOVUPDrr, X86::MOVUPDmr }, @@ -608,6 +609,7 @@ MachineInstr* X86RegisterInfo::foldMemoryOperand(MachineInstr *MI, { X86::MOV32rr, X86::MOV32rm }, { X86::MOV64rr, X86::MOV64rm }, { X86::MOV64toPQIrr, X86::MOV64toPQIrm }, + { X86::MOV64toSDrr, X86::MOV64toSDrm }, { X86::MOV8rr, X86::MOV8rm }, { X86::MOVAPDrr, X86::MOVAPDrm }, { X86::MOVAPSrr, X86::MOVAPSrm }, |