forked from OSchip/llvm-project
19 lines
831 B
LLVM
19 lines
831 B
LLVM
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; Test promotion of loads that use the result of a select instruction. This
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; should be simplified by the instcombine pass.
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; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine -mem2reg | llvm-dis | not grep alloca
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int %main() {
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%mem_tmp.0 = alloca int ; <int*> [#uses=3]
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%mem_tmp.1 = alloca int ; <int*> [#uses=3]
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store int 0, int* %mem_tmp.0
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store int 1, int* %mem_tmp.1
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%tmp.1.i = load int* %mem_tmp.1 ; <int> [#uses=1]
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%tmp.3.i = load int* %mem_tmp.0 ; <int> [#uses=1]
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%tmp.4.i = setle int %tmp.1.i, %tmp.3.i ; <bool> [#uses=1]
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%mem_tmp.i.0 = select bool %tmp.4.i, int* %mem_tmp.1, int* %mem_tmp.0 ; <int*> [#uses=1]
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%tmp.3 = load int* %mem_tmp.i.0 ; <int> [#uses=1]
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ret int %tmp.3
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}
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