1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=powerpc64le-unknown-unknown -verify-machineinstrs | FileCheck %s --check-prefix=CHECKLE
; RUN: llc < %s -mtriple=powerpc64-unknown-unknown -verify-machineinstrs | FileCheck %s --check-prefix=CHECKBE
define void @pr39478(i64* %p64, i32* %p32) {
; CHECKLE-LABEL: pr39478:
; CHECKLE: # %bb.0: # %entry
; CHECKLE-NEXT: lbz 3, 4(3)
; CHECKLE-NEXT: stb 3, 0(4)
; CHECKLE-NEXT: blr
;
; CHECKBE-LABEL: pr39478:
; CHECKBE: # %bb.0: # %entry
; CHECKBE-NEXT: lbz 3, 3(3)
; CHECKBE-NEXT: stb 3, 3(4)
; CHECKBE-NEXT: blr
entry:
%tmp32 = load i64, i64* %p64, align 8
%tmp33 = load i32, i32* %p32, align 4
%tmp34 = and i32 %tmp33, -256
%tmp35 = lshr i64 %tmp32, 32
%tmp36 = shl nuw nsw i64 %tmp35, 24
%tmp37 = trunc i64 %tmp36 to i32
%tmp38 = call i32 @llvm.bswap.i32(i32 %tmp37)
%tmp39 = or i32 %tmp38, %tmp34
store i32 %tmp39, i32* %p32, align 4
ret void
}
declare i32 @llvm.bswap.i32(i32)
|
