16 lines
509 B
LLVM
16 lines
509 B
LLVM
; RUN: llc < %s -march=x86 -x86-asm-syntax=intel | \
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; RUN: grep "shld.*cl"
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; RUN: llc < %s -march=x86 -x86-asm-syntax=intel | \
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; RUN: not grep "mov cl, bl"
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; PR687
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define i64 @foo(i64 %x, i64* %X) {
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%tmp.1 = load i64, i64* %X ; <i64> [#uses=1]
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%tmp.3 = trunc i64 %tmp.1 to i8 ; <i8> [#uses=1]
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%shift.upgrd.1 = zext i8 %tmp.3 to i64 ; <i64> [#uses=1]
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%tmp.4 = shl i64 %x, %shift.upgrd.1 ; <i64> [#uses=1]
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ret i64 %tmp.4
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}
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