diff options
| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-03-30 22:46:53 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-03-30 22:46:53 +0000 |
| commit | dbff4e8103894f6b69f5101a700eb4e5d6d92d8d (patch) | |
| tree | af11b1c84680715c4b6ceb9b94a9668737eb4ce0 /llvm/lib/Target/X86/X86InstrInfo.cpp | |
| parent | df58603c2600e2ce2aeacc16d37d287524941e89 (diff) | |
| download | bcm5719-llvm-dbff4e8103894f6b69f5101a700eb4e5d6d92d8d.tar.gz bcm5719-llvm-dbff4e8103894f6b69f5101a700eb4e5d6d92d8d.zip | |
Renumber SSE execution domains for better code size.
SSEDomainFix will collapse to the domain with the lower number when it has a
choice. The SSEPackedSingle domain often has smaller instructions, so prefer
that.
llvm-svn: 99952
Diffstat (limited to 'llvm/lib/Target/X86/X86InstrInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrInfo.cpp | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/llvm/lib/Target/X86/X86InstrInfo.cpp b/llvm/lib/Target/X86/X86InstrInfo.cpp index 614a21182bc..d9b09609609 100644 --- a/llvm/lib/Target/X86/X86InstrInfo.cpp +++ b/llvm/lib/Target/X86/X86InstrInfo.cpp @@ -3663,20 +3663,20 @@ unsigned X86InstrInfo::getGlobalBaseReg(MachineFunction *MF) const { // by intrinsics. static const unsigned ReplaceableInstrs[][3] = { //PackedInt PackedSingle PackedDouble - { X86::MOVDQAmr, X86::MOVAPSmr, X86::MOVAPDmr }, - { X86::MOVDQArm, X86::MOVAPSrm, X86::MOVAPDrm }, - { X86::MOVDQArr, X86::MOVAPSrr, X86::MOVAPDrr }, - { X86::MOVDQUmr, X86::MOVUPSmr, X86::MOVUPDmr }, - { X86::MOVDQUrm, X86::MOVUPSrm, X86::MOVUPDrm }, - { X86::MOVNTDQmr, X86::MOVNTPSmr, X86::MOVNTPDmr }, - { X86::PANDNrm, X86::ANDNPSrm, X86::ANDNPDrm }, - { X86::PANDNrr, X86::ANDNPSrr, X86::ANDNPDrr }, - { X86::PANDrm, X86::ANDPSrm, X86::ANDPDrm }, - { X86::PANDrr, X86::ANDPSrr, X86::ANDPDrr }, - { X86::PORrm, X86::ORPSrm, X86::ORPDrm }, - { X86::PORrr, X86::ORPSrr, X86::ORPDrr }, - { X86::PXORrm, X86::XORPSrm, X86::XORPDrm }, - { X86::PXORrr, X86::XORPSrr, X86::XORPDrr }, + { X86::MOVAPSmr, X86::MOVAPDmr, X86::MOVDQAmr }, + { X86::MOVAPSrm, X86::MOVAPDrm, X86::MOVDQArm }, + { X86::MOVAPSrr, X86::MOVAPDrr, X86::MOVDQArr }, + { X86::MOVUPSmr, X86::MOVUPDmr, X86::MOVDQUmr }, + { X86::MOVUPSrm, X86::MOVUPDrm, X86::MOVDQUrm }, + { X86::MOVNTPSmr, X86::MOVNTPDmr, X86::MOVNTDQmr }, + { X86::ANDNPSrm, X86::ANDNPDrm, X86::PANDNrm }, + { X86::ANDNPSrr, X86::ANDNPDrr, X86::PANDNrr }, + { X86::ANDPSrm, X86::ANDPDrm, X86::PANDrm }, + { X86::ANDPSrr, X86::ANDPDrr, X86::PANDrr }, + { X86::ORPSrm, X86::ORPDrm, X86::PORrm }, + { X86::ORPSrr, X86::ORPDrr, X86::PORrr }, + { X86::XORPSrm, X86::XORPDrm, X86::PXORrm }, + { X86::XORPSrr, X86::XORPDrr, X86::PXORrr }, }; // FIXME: Some shuffle and unpack instructions have equivalents in different @@ -3692,8 +3692,8 @@ static const unsigned *lookup(unsigned opcode, unsigned domain) { std::pair<uint16_t, uint16_t> X86InstrInfo::GetSSEDomain(const MachineInstr *MI) const { uint16_t domain = (MI->getDesc().TSFlags >> X86II::SSEDomainShift) & 3; - return std::make_pair(domain, domain != NotSSEDomain && - lookup(MI->getOpcode(), domain) ? 0xe : 0); + return std::make_pair(domain, + domain && lookup(MI->getOpcode(), domain) ? 0xe : 0); } void X86InstrInfo::SetSSEDomain(MachineInstr *MI, unsigned Domain) const { |
