36 lines
1.5 KiB
LLVM
36 lines
1.5 KiB
LLVM
; RUN: llc -O3 -mtriple=armv7l-unknown-linux-gnueabihf -mcpu=generic %s -o - | FileCheck %s
|
|
; Check that we respect the existing chain between loads and stores when we
|
|
; legalize unaligned loads.
|
|
; Test case from PR24669.
|
|
|
|
; Make sure the loads happen before the stores.
|
|
; CHECK-LABEL: get_set_complex:
|
|
; CHECK-NOT: str
|
|
; CHECK: ldr
|
|
; CHECK-NOT: str
|
|
; CHECK: ldr
|
|
; CHECK: str
|
|
; CHECK: {{bx|pop.*pc}}
|
|
define i32 @get_set_complex({ float, float }* noalias nocapture %retptr,
|
|
{ i8*, i32 }** noalias nocapture readnone %excinfo,
|
|
i8* noalias nocapture readnone %env,
|
|
[38 x i8]* nocapture %arg.rec,
|
|
float %arg.val.0, float %arg.val.1)
|
|
{
|
|
entry:
|
|
%inserted.real = insertvalue { float, float } undef, float %arg.val.0, 0
|
|
%inserted.imag = insertvalue { float, float } %inserted.real, float %arg.val.1, 1
|
|
%.15 = getelementptr inbounds [38 x i8], [38 x i8]* %arg.rec, i32 0, i32 10
|
|
%.16 = bitcast i8* %.15 to { float, float }*
|
|
%.17 = bitcast i8* %.15 to float*
|
|
%.18 = load float, float* %.17, align 1
|
|
%.19 = getelementptr inbounds [38 x i8], [38 x i8]* %arg.rec, i32 0, i32 14
|
|
%tmp = bitcast i8* %.19 to float*
|
|
%.20 = load float, float* %tmp, align 1
|
|
%inserted.real.1 = insertvalue { float, float } undef, float %.18, 0
|
|
%inserted.imag.1 = insertvalue { float, float } %inserted.real.1, float %.20, 1
|
|
store { float, float } %inserted.imag, { float, float }* %.16, align 1
|
|
store { float, float } %inserted.imag.1, { float, float }* %retptr, align 4
|
|
ret i32 0
|
|
}
|