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Added missing entries in X86 load / store folding tables.

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llvm-svn: 46866
This commit is contained in:
Evan Cheng 2008-02-08 00:12:56 +00:00
parent 1e5c60dee9
commit b2bc19ee5b
2 changed files with 28 additions and 0 deletions
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8
lib/Target/X86/X86InstrInfo.cpp
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@ -495,6 +495,14 @@ X86InstrInfo::X86InstrInfo(X86TargetMachine &tm)
{ X86::DIVPSrr, X86::DIVPSrm },
{ X86::DIVSDrr, X86::DIVSDrm },
{ X86::DIVSSrr, X86::DIVSSrm },
{ X86::FsANDNPDrr, X86::FsANDNPDrm },
{ X86::FsANDNPSrr, X86::FsANDNPSrm },
{ X86::FsANDPDrr, X86::FsANDPDrm },
{ X86::FsANDPSrr, X86::FsANDPSrm },
{ X86::FsORPDrr, X86::FsORPDrm },
{ X86::FsORPSrr, X86::FsORPSrm },
{ X86::FsXORPDrr, X86::FsXORPDrm },
{ X86::FsXORPSrr, X86::FsXORPSrm },
{ X86::HADDPDrr, X86::HADDPDrm },
{ X86::HADDPSrr, X86::HADDPSrm },
{ X86::HSUBPDrr, X86::HSUBPDrm },

20
test/CodeGen/X86/2008-02-06-LoadFoldingBug.ll Normal file
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@ -0,0 +1,20 @@
; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 | grep xor | grep CPI
define void @casin({ double, double }* sret %agg.result, double %z.0, double %z.1) nounwind {
entry:
%memtmp = alloca { double, double }, align 8 ; <{ double, double }*> [#uses=3]
%tmp4 = sub double -0.000000e+00, %z.1 ; <double> [#uses=1]
call void @casinh( { double, double }* sret %memtmp, double %tmp4, double %z.0 ) nounwind
%tmp19 = getelementptr { double, double }* %memtmp, i32 0, i32 0 ; <double*> [#uses=1]
%tmp20 = load double* %tmp19, align 8 ; <double> [#uses=1]
%tmp22 = getelementptr { double, double }* %memtmp, i32 0, i32 1 ; <double*> [#uses=1]
%tmp23 = load double* %tmp22, align 8 ; <double> [#uses=1]
%tmp32 = sub double -0.000000e+00, %tmp20 ; <double> [#uses=1]
%tmp37 = getelementptr { double, double }* %agg.result, i32 0, i32 0 ; <double*> [#uses=1]
store double %tmp23, double* %tmp37, align 8
%tmp40 = getelementptr { double, double }* %agg.result, i32 0, i32 1 ; <double*> [#uses=1]
store double %tmp32, double* %tmp40, align 8
ret void
}
declare void @casinh({ double, double }* sret , double, double) nounwind