15 lines
386 B
LLVM
15 lines
386 B
LLVM
; RUN: llc < %s -march=x86 | FileCheck %s
|
|
; This should not load or store the top part of *P.
|
|
|
|
define void @test(i64* %P) nounwind {
|
|
; CHECK-LABEL: test:
|
|
; CHECK: movl 4(%esp), %[[REGISTER:.*]]
|
|
; CHECK-NOT: 4(%[[REGISTER]])
|
|
; CHECK: ret
|
|
%tmp1 = load i64, i64* %P, align 8 ; <i64> [#uses=1]
|
|
%tmp2 = xor i64 %tmp1, 1 ; <i64> [#uses=1]
|
|
store i64 %tmp2, i64* %P, align 8
|
|
ret void
|
|
}
|
|
|