| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4 |
| ; RUN: opt -S -passes=sroa < %s | FileCheck %s |
| |
| %B = type { i1, i3 } |
| |
| define void @test(i7 %x) { |
| ; CHECK-LABEL: define void @test( |
| ; CHECK-SAME: i7 [[X:%.*]]) { |
| ; CHECK-NEXT: bb: |
| ; CHECK-NEXT: [[RES:%.*]] = alloca [2 x i8], align 1 |
| ; CHECK-NEXT: [[TMP_SROA_0:%.*]] = alloca i1, align 8 |
| ; CHECK-NEXT: [[TMP_SROA_1:%.*]] = alloca i3, align 1 |
| ; CHECK-NEXT: store i7 [[X]], ptr [[TMP_SROA_1]], align 1 |
| ; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 1 [[RES]], ptr align 8 [[TMP_SROA_0]], i64 1, i1 false) |
| ; CHECK-NEXT: [[TMP_SROA_1_0_RES_SROA_IDX:%.*]] = getelementptr inbounds i8, ptr [[RES]], i64 1 |
| ; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 1 [[TMP_SROA_1_0_RES_SROA_IDX]], ptr align 1 [[TMP_SROA_1]], i64 1, i1 false) |
| ; CHECK-NEXT: [[TMP0:%.*]] = call i8 @use(ptr [[RES]]) |
| ; CHECK-NEXT: ret void |
| ; |
| bb: |
| %res = alloca [2 x i8] |
| %tmp = alloca { i1, i3 } |
| %tmp.1 = getelementptr i8, ptr %tmp, i64 1 |
| store i7 %x, ptr %tmp.1 |
| call void @llvm.memcpy.p0.p0.i64(ptr %res, ptr %tmp, i64 2, i1 false) |
| call i8 @use(ptr %res) |
| ret void |
| } |
| |
| declare void @use(ptr) |
| |
| declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) |
