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| author | Dan Gohman <gohman@apple.com> | 2009-05-11 18:30:42 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2009-05-11 18:30:42 +0000 |
| commit | 9521cadff7f4f1ccc74989673d6b6a486982613c (patch) | |
| tree | 14371b1dd4cbaefbd394f220bc5616725618f135 /llvm/test/CodeGen/X86/scalarize-bitcast.ll | |
| parent | d0e3ab2196763f44d1ee1f381bc9d7e438e75ac1 (diff) | |
| download | bcm5719-llvm-9521cadff7f4f1ccc74989673d6b6a486982613c.tar.gz bcm5719-llvm-9521cadff7f4f1ccc74989673d6b6a486982613c.zip | |
When scalarizing a vector BITCAST, check whether the operand has vector
type, rather than assume that it does. If the operand is not vector, it
shouldn't be run through ScalarizeVectorOp. This fixes one of the
testcases in PR3886.
llvm-svn: 71453
Diffstat (limited to 'llvm/test/CodeGen/X86/scalarize-bitcast.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/scalarize-bitcast.ll | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/scalarize-bitcast.ll b/llvm/test/CodeGen/X86/scalarize-bitcast.ll new file mode 100644 index 00000000000..a07f9396040 --- /dev/null +++ b/llvm/test/CodeGen/X86/scalarize-bitcast.ll @@ -0,0 +1,29 @@ +; RUN: llvm-as < %s | llc -march=x86-64 +; PR3886 + +target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" +target triple = "x86_64-pc-linux-gnu" + +define void @mmxCombineMaskU(i32* nocapture %src, i32* nocapture %mask) nounwind { +entry: + %tmp1 = load i32* %src ; <i32> [#uses=1] + %0 = insertelement <2 x i32> undef, i32 %tmp1, i32 0 ; <<2 x i32>> [#uses=1] + %1 = insertelement <2 x i32> %0, i32 0, i32 1 ; <<2 x i32>> [#uses=1] + %conv.i.i = bitcast <2 x i32> %1 to <1 x i64> ; <<1 x i64>> [#uses=1] + %tmp2.i.i = extractelement <1 x i64> %conv.i.i, i32 0 ; <i64> [#uses=1] + %tmp22.i = bitcast i64 %tmp2.i.i to <1 x i64> ; <<1 x i64>> [#uses=1] + %tmp15.i = extractelement <1 x i64> %tmp22.i, i32 0 ; <i64> [#uses=1] + %conv.i26.i = bitcast i64 %tmp15.i to <8 x i8> ; <<8 x i8>> [#uses=1] + %shuffle.i.i = shufflevector <8 x i8> %conv.i26.i, <8 x i8> <i8 0, i8 0, i8 0, i8 0, i8 undef, i8 undef, i8 undef, i8 undef>, <8 x i32> <i32 0, i32 8, i32 1, i32 9, i32 2, i32 10, i32 3, i32 11> ; <<8 x i8>> [#uses=1] + %conv6.i.i = bitcast <8 x i8> %shuffle.i.i to <1 x i64> ; <<1 x i64>> [#uses=1] + %tmp12.i.i = extractelement <1 x i64> %conv6.i.i, i32 0 ; <i64> [#uses=1] + %tmp10.i = bitcast i64 %tmp12.i.i to <1 x i64> ; <<1 x i64>> [#uses=1] + %tmp24.i = extractelement <1 x i64> %tmp10.i, i32 0 ; <i64> [#uses=1] + %tmp10 = bitcast i64 %tmp24.i to <1 x i64> ; <<1 x i64>> [#uses=1] + %tmp7 = extractelement <1 x i64> %tmp10, i32 0 ; <i64> [#uses=1] + %call6 = tail call i32 (...)* @store8888(i64 %tmp7) ; <i32> [#uses=1] + store i32 %call6, i32* %src + ret void +} + +declare i32 @store8888(...) |
