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Diffstat (limited to 'release_23/test/CodeGen/X86/coalescer-commute2.ll')
| -rw-r--r-- | release_23/test/CodeGen/X86/coalescer-commute2.ll | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/release_23/test/CodeGen/X86/coalescer-commute2.ll b/release_23/test/CodeGen/X86/coalescer-commute2.ll deleted file mode 100644 index ce4abf1d31ab..000000000000 --- a/release_23/test/CodeGen/X86/coalescer-commute2.ll +++ /dev/null @@ -1,34 +0,0 @@ -; RUN: llvm-as < %s | llc -march=x86-64 | grep paddw | count 2 -; RUN: llvm-as < %s | llc -march=x86-64 | not grep mov - -; The 2-addr pass should ensure that identical code is produced for these functions -; no extra copy should be generated. - -define <2 x i64> @test1(<2 x i64> %x, <2 x i64> %y) nounwind { -entry: - %tmp6 = bitcast <2 x i64> %y to <8 x i16> ; <<8 x i16>> [#uses=1] - %tmp8 = bitcast <2 x i64> %x to <8 x i16> ; <<8 x i16>> [#uses=1] - %tmp9 = add <8 x i16> %tmp8, %tmp6 ; <<8 x i16>> [#uses=1] - %tmp10 = bitcast <8 x i16> %tmp9 to <2 x i64> ; <<2 x i64>> [#uses=1] - ret <2 x i64> %tmp10 -} - -define <2 x i64> @test2(<2 x i64> %x, <2 x i64> %y) nounwind { -entry: - %tmp6 = bitcast <2 x i64> %x to <8 x i16> ; <<8 x i16>> [#uses=1] - %tmp8 = bitcast <2 x i64> %y to <8 x i16> ; <<8 x i16>> [#uses=1] - %tmp9 = add <8 x i16> %tmp8, %tmp6 ; <<8 x i16>> [#uses=1] - %tmp10 = bitcast <8 x i16> %tmp9 to <2 x i64> ; <<2 x i64>> [#uses=1] - ret <2 x i64> %tmp10 -} - - -; The coalescer should commute the add to avoid a copy. -define <4 x float> @test3(<4 x float> %V) { -entry: - %tmp8 = shufflevector <4 x float> %V, <4 x float> undef, - <4 x i32> < i32 3, i32 2, i32 1, i32 0 > - %add = add <4 x float> %tmp8, %V - ret <4 x float> %add -} - |