18 lines
418 B
LLVM
18 lines
418 B
LLVM
; RUN: llc < %s -march=x86-64 | FileCheck %s
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; rdar://7529457
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define i64 @t(i64 %A, i64 %B, i32* %P, i64 *%P2) nounwind {
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; CHECK: t:
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; CHECK: movslq %e{{.*}}, %rax
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; CHECK: movq %rax
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; CHECK: movl %eax
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%C = add i64 %A, %B
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%D = trunc i64 %C to i32
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store volatile i32 %D, i32* %P
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%E = shl i64 %C, 32
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%F = ashr i64 %E, 32
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store volatile i64 %F, i64 *%P2
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store volatile i32 %D, i32* %P
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ret i64 undef
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}
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