diff options
| author | Rafael Espindola <rafael.espindola@gmail.com> | 2011-05-14 00:30:01 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2011-05-14 00:30:01 +0000 |
| commit | df9db7ed92e8e5e5716aaf4625b14a3c8ca4fea9 (patch) | |
| tree | 2f5c9abd62efce766f71d26fe103307958912c5a | |
| parent | f080a57b81f66a4d53cb63606058ecbd4c3a45fd (diff) | |
| download | bcm5719-llvm-df9db7ed92e8e5e5716aaf4625b14a3c8ca4fea9.tar.gz bcm5719-llvm-df9db7ed92e8e5e5716aaf4625b14a3c8ca4fea9.zip | |
Don't produce a vmovntdq if we don't have AVX support.
llvm-svn: 131330
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrSSE.td | 2 | ||||
| -rw-r--r-- | llvm/test/CodeGen/X86/movntdq-no-avx.ll | 12 |
2 files changed, 13 insertions, 1 deletions
diff --git a/llvm/lib/Target/X86/X86InstrSSE.td b/llvm/lib/Target/X86/X86InstrSSE.td index 4b6550bddd2..87f54b65831 100644 --- a/llvm/lib/Target/X86/X86InstrSSE.td +++ b/llvm/lib/Target/X86/X86InstrSSE.td @@ -1900,7 +1900,7 @@ let AddedComplexity = 400 in { // Prefer non-temporal versions addr:$dst)]>, VEX; def : Pat<(alignednontemporalstore (v2i64 VR128:$src), addr:$dst), - (VMOVNTDQmr addr:$dst, VR128:$src)>; + (VMOVNTDQmr addr:$dst, VR128:$src)>, Requires<[HasAVX]>; def VMOVNTPSYmr : VPSI<0x2B, MRMDestMem, (outs), (ins f256mem:$dst, VR256:$src), diff --git a/llvm/test/CodeGen/X86/movntdq-no-avx.ll b/llvm/test/CodeGen/X86/movntdq-no-avx.ll new file mode 100644 index 00000000000..8b7e6ef1525 --- /dev/null +++ b/llvm/test/CodeGen/X86/movntdq-no-avx.ll @@ -0,0 +1,12 @@ +; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu | FileCheck %s + +; Test that we produce a movntdq, not a vmovntdq +; CHECK-NOT: vmovntdq + +define void @test(<2 x i64>* nocapture %a, <2 x i64> %b) nounwind optsize { +entry: + store <2 x i64> %b, <2 x i64>* %a, align 16, !nontemporal !0 + ret void +} + +!0 = metadata !{i32 1} |
