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29 lines
941 B
LLVM
29 lines
941 B
LLVM
; RUN: llc < %s -march=x86 | \
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; RUN: grep {s\[ah\]\[rl\]l} | count 1
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define i32* @test1(i32* %P, i32 %X) {
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%Y = lshr i32 %X, 2 ; <i32> [#uses=1]
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%gep.upgrd.1 = zext i32 %Y to i64 ; <i64> [#uses=1]
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%P2 = getelementptr i32* %P, i64 %gep.upgrd.1 ; <i32*> [#uses=1]
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ret i32* %P2
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}
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define i32* @test2(i32* %P, i32 %X) {
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%Y = shl i32 %X, 2 ; <i32> [#uses=1]
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%gep.upgrd.2 = zext i32 %Y to i64 ; <i64> [#uses=1]
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%P2 = getelementptr i32* %P, i64 %gep.upgrd.2 ; <i32*> [#uses=1]
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ret i32* %P2
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}
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define i32* @test3(i32* %P, i32 %X) {
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%Y = ashr i32 %X, 2 ; <i32> [#uses=1]
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%P2 = getelementptr i32* %P, i32 %Y ; <i32*> [#uses=1]
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ret i32* %P2
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}
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define fastcc i32 @test4(i32* %d) nounwind {
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%tmp4 = load i32* %d
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%tmp512 = lshr i32 %tmp4, 24
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ret i32 %tmp512
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}
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