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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93244 91177308-0d34-0410-b5e6-96231b3b80d8
22 lines
633 B
LLVM
22 lines
633 B
LLVM
; RUN: llc < %s -march=x86 | grep {orl \$1, %eax}
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; RUN: llc < %s -march=x86 | grep {leal 3(,%eax,8)}
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;; This example can't fold the or into an LEA.
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define i32 @test(float ** %tmp2, i32 %tmp12) nounwind {
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%tmp3 = load float** %tmp2
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%tmp132 = shl i32 %tmp12, 2 ; <i32> [#uses=1]
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%tmp4 = bitcast float* %tmp3 to i8* ; <i8*> [#uses=1]
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%ctg2 = getelementptr i8* %tmp4, i32 %tmp132 ; <i8*> [#uses=1]
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%tmp6 = ptrtoint i8* %ctg2 to i32 ; <i32> [#uses=1]
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%tmp14 = or i32 %tmp6, 1 ; <i32> [#uses=1]
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ret i32 %tmp14
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}
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;; This can!
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define i32 @test2(i32 %a, i32 %b) nounwind {
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%c = shl i32 %a, 3
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%d = or i32 %c, 3
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ret i32 %d
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}
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