| ; 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) |