forked from OSchip/llvm-project
204 lines
14 KiB
Plaintext
204 lines
14 KiB
Plaintext
// RUN: %clang_cc1 -std=gnu++98 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-runtime-has-weak -fblocks -fobjc-arc -fexceptions -fobjc-arc-exceptions -o - %s | FileCheck -check-prefix CHECK %s
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// RUN: %clang_cc1 -std=gnu++98 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-runtime-has-weak -fblocks -fobjc-arc -fexceptions -fobjc-arc-exceptions -O1 -o - %s | FileCheck -check-prefix CHECK-O1 %s
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// RUN: %clang_cc1 -std=gnu++98 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-runtime-has-weak -fblocks -fobjc-arc -o - %s | FileCheck -check-prefix CHECK-NOEXCP %s
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// CHECK: [[A:.*]] = type { i64, [10 x i8*] }
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// CHECK: %[[STRUCT_BLOCK_DESCRIPTOR:.*]] = type { i64, i64 }
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// CHECK: %[[STRUCT_TEST1_S0:.*]] = type { i32 }
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// CHECK: %[[STRUCT_TRIVIAL_INTERNAL:.*]] = type { i32 }
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// CHECK: [[LAYOUT0:@.*]] = private unnamed_addr constant [3 x i8] c" 9\00"
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// rdar://13045269
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// If a __block variable requires extended layout information *and*
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// a copy/dispose helper, be sure to adjust the offsets used in copy/dispose.
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namespace test0 {
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struct A {
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unsigned long count;
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id data[10];
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};
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void foo() {
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__block A v;
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^{ (void)v; };
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}
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// CHECK-LABEL: define void @_ZN5test03fooEv()
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// CHECK: [[V:%.*]] = alloca [[BYREF_A:%.*]], align 8
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// CHECK: [[T0:%.*]] = getelementptr inbounds [[BYREF_A]], [[BYREF_A]]* [[V]], i32 0, i32 4
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// CHECK-NEXT: store i8* bitcast (void (i8*, i8*)* [[COPY_HELPER:@.*]] to i8*), i8** [[T0]]
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// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[BYREF_A]], [[BYREF_A]]* [[V]], i32 0, i32 5
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// CHECK-NEXT: store i8* bitcast (void (i8*)* [[DISPOSE_HELPER:@.*]] to i8*), i8** [[T0]]
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// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[BYREF_A]], [[BYREF_A]]* [[V]], i32 0, i32 6
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// CHECK-NEXT: store i8* getelementptr inbounds ([3 x i8], [3 x i8]* [[LAYOUT0]], i32 0, i32 0), i8** [[T0]]
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// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[BYREF_A]], [[BYREF_A]]* [[V]], i32 0, i32 7
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// CHECK-NEXT: call void @_ZN5test01AC1Ev([[A]]* [[T0]])
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// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[BYREF_A]], [[BYREF_A]]* [[V]], i32 0, i32 7
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// CHECK: bitcast [[BYREF_A]]* [[V]] to i8*
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// CHECK: [[T1:%.*]] = bitcast [[BYREF_A]]* [[V]] to i8*
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// CHECK-NEXT: call void @_Block_object_dispose(i8* [[T1]], i32 8)
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// CHECK-NEXT: call void @_ZN5test01AD1Ev([[A]]* [[T0]])
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// CHECK-NEXT: ret void
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// CHECK: define internal void [[COPY_HELPER]](
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// CHECK: [[T0:%.*]] = bitcast i8* {{.*}} to [[BYREF_A]]*
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// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[BYREF_A]], [[BYREF_A]]* [[T0]], i32 0, i32 7
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// CHECK-NEXT: load
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// CHECK-NEXT: [[T2:%.*]] = bitcast i8* {{.*}} to [[BYREF_A]]*
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// CHECK-NEXT: [[T3:%.*]] = getelementptr inbounds [[BYREF_A]], [[BYREF_A]]* [[T2]], i32 0, i32 7
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// CHECK-NEXT: call void @_ZN5test01AC1ERKS0_([[A]]* [[T1]], [[A]]* dereferenceable({{[0-9]+}}) [[T3]])
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// CHECK-NEXT: ret void
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// CHECK: define internal void [[DISPOSE_HELPER]](
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// CHECK: [[T0:%.*]] = bitcast i8* {{.*}} to [[BYREF_A]]*
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// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[BYREF_A]], [[BYREF_A]]* [[T0]], i32 0, i32 7
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// CHECK-NEXT: call void @_ZN5test01AD1Ev([[A]]* [[T1]])
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// CHECK-NEXT: ret void
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}
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// CHECK-LABEL: define linkonce_odr hidden void @__copy_helper_block_
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// CHECK-LABEL: define linkonce_odr hidden void @__destroy_helper_block_
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// CHECK-LABEL-O1: define linkonce_odr hidden void @__copy_helper_block_
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// CHECK-LABEL-O1: define linkonce_odr hidden void @__destroy_helper_block_
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namespace test1 {
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// Check that copy/dispose helper functions are exception safe.
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// CHECK-LABEL: define linkonce_odr hidden void @__copy_helper_block_ea8_32s40r48w56c15_ZTSN5test12S0E60c15_ZTSN5test12S0E(
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// CHECK: %[[BLOCK_SOURCE:.*]] = bitcast i8* %{{.*}} to <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>*
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// CHECK: %[[BLOCK_DEST:.*]] = bitcast i8* %{{.*}} to <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>*
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// CHECK: %[[V9:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>* %[[BLOCK_SOURCE]], i32 0, i32 5
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// CHECK: %[[V10:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>* %[[BLOCK_DEST]], i32 0, i32 5
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// CHECK: %[[BLOCKCOPY_SRC2:.*]] = load i8*, i8** %[[V9]], align 8
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// CHECK: store i8* null, i8** %[[V10]], align 8
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// CHECK: call void @objc_storeStrong(i8** %[[V10]], i8* %[[BLOCKCOPY_SRC2]])
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// CHECK: %[[V4:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>* %[[BLOCK_SOURCE]], i32 0, i32 6
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// CHECK: %[[V5:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>* %[[BLOCK_DEST]], i32 0, i32 6
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// CHECK: %[[BLOCKCOPY_SRC:.*]] = load i8*, i8** %[[V4]], align 8
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// CHECK: %[[V6:.*]] = bitcast i8** %[[V5]] to i8*
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// CHECK: call void @_Block_object_assign(i8* %[[V6]], i8* %[[BLOCKCOPY_SRC]], i32 8)
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// CHECK: %[[V7:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>* %[[BLOCK_SOURCE]], i32 0, i32 7
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// CHECK: %[[V8:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>* %[[BLOCK_DEST]], i32 0, i32 7
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// CHECK: call void @objc_copyWeak(i8** %[[V8]], i8** %[[V7]])
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// CHECK: %[[V11:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>* %[[BLOCK_SOURCE]], i32 0, i32 8
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// CHECK: %[[V12:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>* %[[BLOCK_DEST]], i32 0, i32 8
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// CHECK: invoke void @_ZN5test12S0C1ERKS0_(%[[STRUCT_TEST1_S0]]* %[[V12]], %[[STRUCT_TEST1_S0]]* dereferenceable(4) %[[V11]])
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// CHECK: to label %[[INVOKE_CONT:.*]] unwind label %[[LPAD:.*]]
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// CHECK: [[INVOKE_CONT]]:
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// CHECK: %[[V13:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>* %[[BLOCK_SOURCE]], i32 0, i32 9
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// CHECK: %[[V14:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>* %[[BLOCK_DEST]], i32 0, i32 9
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// CHECK: invoke void @_ZN5test12S0C1ERKS0_(%[[STRUCT_TEST1_S0]]* %[[V14]], %[[STRUCT_TEST1_S0]]* dereferenceable(4) %[[V13]])
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// CHECK: to label %[[INVOKE_CONT4:.*]] unwind label %[[LPAD3:.*]]
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// CHECK: [[INVOKE_CONT4]]:
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// CHECK: ret void
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// CHECK: [[LPAD]]:
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// CHECK: br label %[[EHCLEANUP:.*]]
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// CHECK: [[LPAD3]]:
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// CHECK: invoke void @_ZN5test12S0D1Ev(%[[STRUCT_TEST1_S0]]* %[[V12]])
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// CHECK: to label %[[INVOKE_CONT5:.*]] unwind label %[[TERMINATE_LPAD:.*]]
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// CHECK: [[INVOKE_CONT5]]:
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// CHECK: br label %[[EHCLEANUP]]
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// CHECK: [[EHCLEANUP]]:
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// CHECK: call void @objc_destroyWeak(i8** %[[V8]])
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// CHECK: %[[V21:.*]] = load i8*, i8** %[[V5]], align 8
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// CHECK: call void @_Block_object_dispose(i8* %[[V21]], i32 8)
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// CHECK: call void @objc_storeStrong(i8** %[[V10]], i8* null)
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// CHECK: br label %[[EH_RESUME:.*]]
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// CHECK: [[EH_RESUME]]:
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// CHECK: resume { i8*, i32 }
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// CHECK: [[TERMINATE_LPAD]]:
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// CHECK: call void @__clang_call_terminate(
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// CHECK-O1-LABEL: define linkonce_odr hidden void @__copy_helper_block_ea8_32s40r48w56c15_ZTSN5test12S0E60c15_ZTSN5test12S0E(
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// CHECK-O1: tail call void @objc_release({{.*}}) {{.*}} !clang.imprecise_release
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// CHECK-NOEXCP: define linkonce_odr hidden void @__copy_helper_block_8_32s40r48w56c15_ZTSN5test12S0E60c15_ZTSN5test12S0E(
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// CHECK: define linkonce_odr hidden void @__destroy_helper_block_ea8_32s40r48w56c15_ZTSN5test12S0E60c15_ZTSN5test12S0E(
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// CHECK: %[[BLOCK:.*]] = bitcast i8* %{{.*}} to <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>*
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// CHECK: %[[V4:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>* %[[BLOCK]], i32 0, i32 5
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// CHECK: %[[V2:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>* %[[BLOCK]], i32 0, i32 6
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// CHECK: %[[V3:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>* %[[BLOCK]], i32 0, i32 7
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// CHECK: %[[V5:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>* %[[BLOCK]], i32 0, i32 8
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// CHECK: %[[V6:.*]] = getelementptr inbounds <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>, <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8*, i8*, i8*, %[[STRUCT_TEST1_S0]], %[[STRUCT_TEST1_S0]], %[[STRUCT_TRIVIAL_INTERNAL]] }>* %[[BLOCK]], i32 0, i32 9
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// CHECK: invoke void @_ZN5test12S0D1Ev(%[[STRUCT_TEST1_S0]]* %[[V6]])
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// CHECK: to label %[[INVOKE_CONT:.*]] unwind label %[[LPAD:.*]]
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// CHECK: [[INVOKE_CONT]]:
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// CHECK: invoke void @_ZN5test12S0D1Ev(%[[STRUCT_TEST1_S0]]* %[[V5]])
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// CHECK: to label %[[INVOKE_CONT2:.*]] unwind label %[[LPAD1:.*]]
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// CHECK: [[INVOKE_CONT2]]:
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// CHECK: call void @objc_destroyWeak(i8** %[[V3]])
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// CHECK: %[[V7:.*]] = load i8*, i8** %[[V2]], align 8
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// CHECK: call void @_Block_object_dispose(i8* %[[V7]], i32 8)
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// CHECK: call void @objc_storeStrong(i8** %[[V4]], i8* null)
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// CHECK: ret void
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// CHECK: [[LPAD]]:
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// CHECK: invoke void @_ZN5test12S0D1Ev(%[[STRUCT_TEST1_S0]]* %[[V5]])
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// CHECK: to label %[[INVOKE_CONT3:.*]] unwind label %[[TERMINATE_LPAD:.*]]
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// CHECK: [[LPAD1]]
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// CHECK: br label %[[EHCLEANUP:.*]]
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// CHECK: [[INVOKE_CONT3]]:
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// CHECK: br label %[[EHCLEANUP]]
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// CHECK: [[EHCLEANUP]]:
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// CHECK: call void @objc_destroyWeak(i8** %[[V3]])
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// CHECK: %[[V14:.*]] = load i8*, i8** %[[V2]], align 8
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// CHECK: call void @_Block_object_dispose(i8* %[[V14]], i32 8)
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// CHECK: call void @objc_storeStrong(i8** %[[V4]], i8* null)
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// CHECK: br label %[[EH_RESUME:.*]]
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// CHECK: [[EH_RESUME]]:
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// CHECK: resume { i8*, i32 }
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// CHECK: [[TERMINATE_LPAD]]:
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// CHECK: call void @__clang_call_terminate(
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// CHECK-O1-LABEL: define linkonce_odr hidden void @__destroy_helper_block_ea8_32s40r48w56c15_ZTSN5test12S0E60c15_ZTSN5test12S0E(
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// CHECK-O1: tail call void @objc_release({{.*}}) {{.*}} !clang.imprecise_release
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// CHECK-O1: tail call void @objc_release({{.*}}) {{.*}} !clang.imprecise_release
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// CHECK-NOEXCP: define linkonce_odr hidden void @__destroy_helper_block_8_32s40r48w56c15_ZTSN5test12S0E60c15_ZTSN5test12S0E(
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namespace {
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struct TrivialInternal {
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int a;
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};
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}
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struct S0 {
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S0();
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S0(const S0 &);
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~S0();
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int f0;
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};
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id getObj();
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void foo1() {
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__block id t0 = getObj();
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__weak id t1 = getObj();
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id t2 = getObj();
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S0 t3, t4;
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// Capturing a non-external type doesn't cause the copy/dispose helpers to be
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// internal unless the captured type has a non-trivial copy constructor or
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// destructor.
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TrivialInternal t5;
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^{ (void)t0; (void)t1; (void)t2; (void)t3; (void)t4; (void)t5; };
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}
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}
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