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