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