35 lines
705 B
LLVM
35 lines
705 B
LLVM
; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s
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; RUN: llc < %s -mtriple=x86_64-win32 | FileCheck %s
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; CodeGen should remat the zero instead of spilling it.
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declare void @foo(i64 %p)
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; CHECK-LABEL: bar:
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; CHECK: xorl %e[[A0:di|cx]], %e
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; CHECK: xorl %e[[A0]], %e[[A0]]
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define void @bar() nounwind {
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call void @foo(i64 0)
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call void @foo(i64 0)
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ret void
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}
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; CHECK-LABEL: bat:
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; CHECK: movq $-1, %r[[A0]]
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; CHECK: movq $-1, %r[[A0]]
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define void @bat() nounwind {
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call void @foo(i64 -1)
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call void @foo(i64 -1)
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ret void
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}
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; CHECK-LABEL: bau:
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; CHECK: movl $1, %e[[A0]]
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; CHECK: movl $1, %e[[A0]]
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define void @bau() nounwind {
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call void @foo(i64 1)
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call void @foo(i64 1)
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ret void
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}
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