2014-03-29 10:18:08 +00:00
|
|
|
; RUN: llc < %s -march=arm64 | FileCheck %s
|
|
|
|
; rdar://r11231896
|
|
|
|
|
|
|
|
define void @t1(i8* nocapture %a, i8* nocapture %b) nounwind {
|
|
|
|
entry:
|
|
|
|
; CHECK-LABEL: t1:
|
|
|
|
; CHECK-NOT: orr
|
|
|
|
; CHECK: ldr [[X0:x[0-9]+]], [x1]
|
|
|
|
; CHECK: str [[X0]], [x0]
|
|
|
|
%tmp1 = bitcast i8* %b to i64*
|
|
|
|
%tmp2 = bitcast i8* %a to i64*
|
2015-02-27 21:17:42 +00:00
|
|
|
%tmp3 = load i64, i64* %tmp1, align 1
|
2014-03-29 10:18:08 +00:00
|
|
|
store i64 %tmp3, i64* %tmp2, align 1
|
|
|
|
ret void
|
|
|
|
}
|
|
|
|
|
|
|
|
define void @t2(i8* nocapture %a, i8* nocapture %b) nounwind {
|
|
|
|
entry:
|
|
|
|
; CHECK-LABEL: t2:
|
|
|
|
; CHECK-NOT: orr
|
|
|
|
; CHECK: ldr [[W0:w[0-9]+]], [x1]
|
|
|
|
; CHECK: str [[W0]], [x0]
|
|
|
|
%tmp1 = bitcast i8* %b to i32*
|
|
|
|
%tmp2 = bitcast i8* %a to i32*
|
2015-02-27 21:17:42 +00:00
|
|
|
%tmp3 = load i32, i32* %tmp1, align 1
|
2014-03-29 10:18:08 +00:00
|
|
|
store i32 %tmp3, i32* %tmp2, align 1
|
|
|
|
ret void
|
|
|
|
}
|
|
|
|
|
|
|
|
define void @t3(i8* nocapture %a, i8* nocapture %b) nounwind {
|
|
|
|
entry:
|
|
|
|
; CHECK-LABEL: t3:
|
|
|
|
; CHECK-NOT: orr
|
|
|
|
; CHECK: ldrh [[W0:w[0-9]+]], [x1]
|
|
|
|
; CHECK: strh [[W0]], [x0]
|
|
|
|
%tmp1 = bitcast i8* %b to i16*
|
|
|
|
%tmp2 = bitcast i8* %a to i16*
|
2015-02-27 21:17:42 +00:00
|
|
|
%tmp3 = load i16, i16* %tmp1, align 1
|
2014-03-29 10:18:08 +00:00
|
|
|
store i16 %tmp3, i16* %tmp2, align 1
|
|
|
|
ret void
|
|
|
|
}
|