Author: xbolva00 Date: Wed Aug 14 01:32:31 2019 New Revision: 368809 URL: http://llvm.org/viewvc/llvm-project?rev=368809&view=rev Log: [Codegen] Updated test for D66158
Reviewers: jdoerfert Reviewed By: jdoerfert Subscribers: cfe-commits Tags: #clang Differential Revision: https://reviews.llvm.org/D66173 Modified: cfe/trunk/test/CodeGen/struct-copy.c Modified: cfe/trunk/test/CodeGen/struct-copy.c URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/struct-copy.c?rev=368809&r1=368808&r2=368809&view=diff ============================================================================== --- cfe/trunk/test/CodeGen/struct-copy.c (original) +++ cfe/trunk/test/CodeGen/struct-copy.c Wed Aug 14 01:32:31 2019 @@ -1,7 +1,39 @@ -// RUN: %clang_cc1 -emit-llvm %s -o - | grep 'call.*llvm.memcpy' +// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py +// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s struct x { int a[100]; }; - +// CHECK-LABEL: @foo( +// CHECK-NEXT: entry: +// CHECK-NEXT: [[P_ADDR:%.*]] = alloca %struct.x*, align 8 +// CHECK-NEXT: [[Q_ADDR:%.*]] = alloca %struct.x*, align 8 +// CHECK-NEXT: store %struct.x* [[P:%.*]], %struct.x** [[P_ADDR]], align 8 +// CHECK-NEXT: store %struct.x* [[Q:%.*]], %struct.x** [[Q_ADDR]], align 8 +// CHECK-NEXT: [[TMP0:%.*]] = load %struct.x*, %struct.x** [[P_ADDR]], align 8 +// CHECK-NEXT: [[TMP1:%.*]] = load %struct.x*, %struct.x** [[Q_ADDR]], align 8 +// CHECK-NEXT: [[TMP2:%.*]] = bitcast %struct.x* [[TMP0]] to i8* +// CHECK-NEXT: [[TMP3:%.*]] = bitcast %struct.x* [[TMP1]] to i8* +// CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 4 [[TMP2]], i8* align 4 [[TMP3]], i64 400, i1 false) +// CHECK-NEXT: ret void +// void foo(struct x *P, struct x *Q) { *P = *Q; } + +// CHECK: declare void @llvm.memcpy.p0i8.p0i8.i64(i8* noalias nocapture writeonly, i8* noalias nocapture readonly, i64, i1 immarg) + +// CHECK-LABEL: @bar( +// CHECK-NEXT: entry: +// CHECK-NEXT: [[P_ADDR:%.*]] = alloca %struct.x*, align 8 +// CHECK-NEXT: [[Q_ADDR:%.*]] = alloca %struct.x*, align 8 +// CHECK-NEXT: store %struct.x* [[P:%.*]], %struct.x** [[P_ADDR]], align 8 +// CHECK-NEXT: store %struct.x* [[Q:%.*]], %struct.x** [[Q_ADDR]], align 8 +// CHECK-NEXT: [[TMP0:%.*]] = load %struct.x*, %struct.x** [[P_ADDR]], align 8 +// CHECK-NEXT: [[TMP1:%.*]] = bitcast %struct.x* [[TMP0]] to i8* +// CHECK-NEXT: [[TMP2:%.*]] = load %struct.x*, %struct.x** [[Q_ADDR]], align 8 +// CHECK-NEXT: [[TMP3:%.*]] = bitcast %struct.x* [[TMP2]] to i8* +// CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 4 [[TMP1]], i8* align 4 [[TMP3]], i64 400, i1 false) +// CHECK-NEXT: ret void +// +void bar(struct x *P, struct x *Q) { + __builtin_memcpy(P, Q, sizeof(struct x)); +} _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
