43 lines · plain
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 52; RUN: opt -S -passes=objc-arc < %s | FileCheck %s3 4target triple = "x86_64-apple-macosx11.0.0"5 6declare ptr @llvm.objc.retain(ptr returned) #07declare void @llvm.objc.release(ptr) #08 9declare ptr @foo(ptr)10 11define i1 @_ZN8GrMtlGpu20readOrTransferPixelsEP9GrSurface7SkIRect11GrColorTypePU19objcproto9MTLBuffer11objc_objectmmm(ptr %this) #1 {12; CHECK-LABEL: define i1 @_ZN8GrMtlGpu20readOrTransferPixelsEP9GrSurface7SkIRect11GrColorTypePU19objcproto9MTLBuffer11objc_objectmmm(13; CHECK-SAME: ptr [[THIS:%.*]]) #[[ATTR1:[0-9]+]] {14; CHECK-NEXT: [[ENTRY:.*]]:15; CHECK-NEXT: [[RETAIN:%.*]] = tail call ptr @llvm.objc.retain(ptr [[THIS]]) #[[ATTR0:[0-9]+]]16; CHECK-NEXT: br i1 false, label %[[CLEANUP66:.*]], label %[[IF_END30:.*]]17; CHECK: [[IF_END30]]:18; CHECK-NEXT: [[LD_PTR:%.*]] = load ptr, ptr [[THIS]], align 819; CHECK-NEXT: call void @foo(ptr [[LD_PTR]])20; CHECK-NEXT: br label %[[CLEANUP66]]21; CHECK: [[CLEANUP66]]:22; CHECK-NEXT: [[MTLTEXTURE_1103:%.*]] = phi ptr [ null, %[[ENTRY]] ], [ [[THIS]], %[[IF_END30]] ]23; CHECK-NEXT: tail call void @llvm.objc.release(ptr [[MTLTEXTURE_1103]]) #[[ATTR0]]24; CHECK-NEXT: ret i1 false25;26entry:27 %retain = tail call ptr @llvm.objc.retain(ptr %this)28 br i1 false, label %cleanup66, label %if.end3029 30if.end30: ; preds = %entry31 %ld.ptr = load ptr, ptr %this, align 832 call void @foo(ptr %ld.ptr)33 br label %cleanup6634 35cleanup66: ; preds = %if.end30, %entry36 %mtlTexture.1103 = phi ptr [ null, %entry ], [ %this, %if.end30 ]37 tail call void @llvm.objc.release(ptr %mtlTexture.1103)38 ret i1 false39}40 41attributes #0 = { nounwind }42attributes #1 = { null_pointer_is_valid }43