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| author | Eli Friedman <eli.friedman@gmail.com> | 2011-09-28 21:00:25 +0000 |
|---|---|---|
| committer | Eli Friedman <eli.friedman@gmail.com> | 2011-09-28 21:00:25 +0000 |
| commit | 7d3e2b78c74ad92bda0836de3e056ee8ec41e446 (patch) | |
| tree | 8e5f162c3594f789d9a1e3632873fae9bc7e414a /test | |
| parent | 32a12ba8c0736a74681563a8f5ec8d81108514b5 (diff) | |
| download | llvm-7d3e2b78c74ad92bda0836de3e056ee8ec41e446.tar.gz llvm-7d3e2b78c74ad92bda0836de3e056ee8ec41e446.tar.bz2 llvm-7d3e2b78c74ad92bda0836de3e056ee8ec41e446.tar.xz | |
PR11033: Make sure we don't generate PCMPGTQ and PCMPEQQ if the target CPU does not support them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140723 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/X86/vec_compare-sse4.ll | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/test/CodeGen/X86/vec_compare-sse4.ll b/test/CodeGen/X86/vec_compare-sse4.ll new file mode 100644 index 0000000000..b4a4a4cfa7 --- /dev/null +++ b/test/CodeGen/X86/vec_compare-sse4.ll @@ -0,0 +1,35 @@ +; RUN: llc < %s -march=x86 -mattr=-sse3,+sse2 | FileCheck %s -check-prefix=SSE2 +; RUN: llc < %s -march=x86 -mattr=-sse42,+sse41 | FileCheck %s -check-prefix=SSE41 +; RUN: llc < %s -march=x86 -mattr=+sse42 | FileCheck %s -check-prefix=SSE42 + +define <2 x i64> @test1(<2 x i64> %A, <2 x i64> %B) nounwind { +; SSE42: test1: +; SSE42: pcmpgtq +; SSE42: ret +; SSE41: test1: +; SSE41-NOT: pcmpgtq +; SSE41: ret +; SSE2: test1: +; SSE2-NOT: pcmpgtq +; SSE2: ret + + %C = icmp sgt <2 x i64> %A, %B + %D = sext <2 x i1> %C to <2 x i64> + ret <2 x i64> %D +} + +define <2 x i64> @test2(<2 x i64> %A, <2 x i64> %B) nounwind { +; SSE42: test2: +; SSE42: pcmpeqq +; SSE42: ret +; SSE41: test2: +; SSE41: pcmpeqq +; SSE41: ret +; SSE2: test2: +; SSE2-NOT: pcmpeqq +; SSE2: ret + + %C = icmp eq <2 x i64> %A, %B + %D = sext <2 x i1> %C to <2 x i64> + ret <2 x i64> %D +} |