194 lines
6.3 KiB
C++
194 lines
6.3 KiB
C++
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// RUN: %clang_cc1 -triple powerpc-ibm-aix-xcoff -S -emit-llvm -x c++ \
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// RUN: -std=c++2a < %s | \
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// RUN: FileCheck --check-prefixes=CHECK,CHECK32 %s
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// RUN: %clang_cc1 -triple powerpc64-ibm-aix-xcoff -S -emit-llvm -x c++ \
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// RUN: -std=c++2a < %s | \
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// RUN: FileCheck --check-prefixes=CHECK,CHECK64 %s
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namespace test1 {
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struct Test1 {
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Test1();
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~Test1();
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} t1, t2;
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} // namespace test1
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namespace test2 {
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int foo() { return 3; }
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int x = foo();
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} // namespace test2
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namespace test3 {
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struct Test3 {
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constexpr Test3() {};
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~Test3() {};
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};
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constinit Test3 t;
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} // namespace test3
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namespace test4 {
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struct Test4 {
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Test4();
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~Test4();
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};
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void f() {
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static Test4 staticLocal;
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}
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} // namespace test4
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// CHECK: @llvm.global_ctors = appending global [1 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 65535, void ()* @_GLOBAL__sub_I__, i8* null }]
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// CHECK: @llvm.global_dtors = appending global [1 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 65535, void ()* @_GLOBAL__D_a, i8* null }]
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// CHECK: define internal void @__cxx_global_var_init() [[ATTR:#[0-9]+]] {
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// CHECK: entry:
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// CHECK: call void @_ZN5test15Test1C1Ev(%"struct.test1::Test1"* {{[^,]*}} @_ZN5test12t1E)
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// CHECK: %0 = call i32 @atexit(void ()* @__dtor__ZN5test12t1E)
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// CHECK: ret void
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// CHECK: }
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// CHECK: define internal void @__dtor__ZN5test12t1E() [[ATTR:#[0-9]+]] {
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// CHECK: entry:
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// CHECK: call void @_ZN5test15Test1D1Ev(%"struct.test1::Test1"* @_ZN5test12t1E)
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// CHECK: ret void
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// CHECK: }
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// CHECK: declare i32 @atexit(void ()*)
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// CHECK: define internal void @__finalize__ZN5test12t1E() [[ATTR:#[0-9]+]] {
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// CHECK: entry:
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// CHECK: %0 = call i32 @unatexit(void ()* @__dtor__ZN5test12t1E)
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// CHECK: %needs_destruct = icmp eq i32 %0, 0
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// CHECK: br i1 %needs_destruct, label %destruct.call, label %destruct.end
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// CHECK: destruct.call:
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// CHECK: call void @__dtor__ZN5test12t1E()
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// CHECK: br label %destruct.end
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// CHECK: destruct.end:
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// CHECK: ret void
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// CHECK: }
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// CHECK: declare i32 @unatexit(void ()*)
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// CHECK: define internal void @__cxx_global_var_init.1() [[ATTR:#[0-9]+]] {
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// CHECK: entry:
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// CHECK: call void @_ZN5test15Test1C1Ev(%"struct.test1::Test1"* {{[^,]*}} @_ZN5test12t2E)
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// CHECK: %0 = call i32 @atexit(void ()* @__dtor__ZN5test12t2E)
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// CHECK: ret void
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// CHECK: }
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// CHECK: define internal void @__dtor__ZN5test12t2E() [[ATTR:#[0-9]+]] {
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// CHECK: entry:
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// CHECK: call void @_ZN5test15Test1D1Ev(%"struct.test1::Test1"* @_ZN5test12t2E)
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// CHECK: ret void
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// CHECK: }
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// CHECK: define internal void @__finalize__ZN5test12t2E() [[ATTR:#[0-9]+]] {
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// CHECK: entry:
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// CHECK: %0 = call i32 @unatexit(void ()* @__dtor__ZN5test12t2E)
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// CHECK: %needs_destruct = icmp eq i32 %0, 0
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// CHECK: br i1 %needs_destruct, label %destruct.call, label %destruct.end
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// CHECK: destruct.call:
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// CHECK: call void @__dtor__ZN5test12t2E()
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// CHECK: br label %destruct.end
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// CHECK: destruct.end:
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// CHECK: ret void
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// CHECK: }
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// CHECK: define internal void @__cxx_global_var_init.2() [[ATTR:#[0-9]+]] {
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// CHECK: entry:
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// CHECK32: %call = call i32 @_ZN5test23fooEv()
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// CHECK64: %call = call signext i32 @_ZN5test23fooEv()
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// CHECK: store i32 %call, i32* @_ZN5test21xE
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// CHECK: ret void
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// CHECK: }
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// CHECK: define internal void @__cxx_global_var_init.3() [[ATTR:#[0-9]+]] {
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// CHECK: entry:
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// CHECK: %0 = call i32 @atexit(void ()* @__dtor__ZN5test31tE)
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// CHECK: ret void
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// CHECK: }
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// CHECK: define internal void @__dtor__ZN5test31tE() [[ATTR:#[0-9]+]] {
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// CHECK: entry:
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// CHECK: call void @_ZN5test35Test3D1Ev(%"struct.test3::Test3"* @_ZN5test31tE)
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// CHECK: ret void
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// CHECK: }
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// CHECK: define internal void @__finalize__ZN5test31tE() [[ATTR:#[0-9]+]] {
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// CHECK: entry:
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// CHECK: %0 = call i32 @unatexit(void ()* @__dtor__ZN5test31tE)
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// CHECK: %needs_destruct = icmp eq i32 %0, 0
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// CHECK: br i1 %needs_destruct, label %destruct.call, label %destruct.end
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// CHECK: destruct.call:
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// CHECK: call void @__dtor__ZN5test31tE()
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// CHECK: br label %destruct.end
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// CHECK: destruct.end:
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// CHECK: ret void
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// CHECK: }
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// CHECK: define void @_ZN5test41fEv() [[ATTR:#[0-9]+]] {
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// CHECK: entry:
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// CHECK: %0 = load atomic i8, i8* bitcast (i64* @_ZGVZN5test41fEvE11staticLocal to i8*) acquire
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// CHECK: %guard.uninitialized = icmp eq i8 %0, 0
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// CHECK: br i1 %guard.uninitialized, label %init.check, label %init.end
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// CHECK: init.check:
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// CHECK: %1 = call i32 @__cxa_guard_acquire(i64* @_ZGVZN5test41fEvE11staticLocal)
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// CHECK: %tobool = icmp ne i32 %1, 0
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// CHECK: br i1 %tobool, label %init, label %init.end
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// CHECK: init:
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// CHECK: call void @_ZN5test45Test4C1Ev(%"struct.test4::Test4"* {{[^,]*}} @_ZZN5test41fEvE11staticLocal)
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// CHECK: %2 = call i32 @atexit(void ()* @__dtor__ZZN5test41fEvE11staticLocal)
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// CHECK: call void @__cxa_guard_release(i64* @_ZGVZN5test41fEvE11staticLocal)
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// CHECK: br label %init.end
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// CHECK: init.end:
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// CHECK: ret void
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// CHECK: }
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// CHECK: define internal void @__dtor__ZZN5test41fEvE11staticLocal() [[ATTR:#[0-9]+]] {
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// CHECK: entry:
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// CHECK: call void @_ZN5test45Test4D1Ev(%"struct.test4::Test4"* @_ZZN5test41fEvE11staticLocal)
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// CHECK: ret void
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// CHECK: }
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// CHECK: define internal void @__finalize__ZZN5test41fEvE11staticLocal() [[ATTR:#[0-9]+]] {
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// CHECK: entry:
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// CHECK: %0 = call i32 @unatexit(void ()* @__dtor__ZZN5test41fEvE11staticLocal)
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// CHECK: %needs_destruct = icmp eq i32 %0, 0
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// CHECK: br i1 %needs_destruct, label %destruct.call, label %destruct.end
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// CHECK: destruct.call:
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// CHECK: call void @__dtor__ZZN5test41fEvE11staticLocal()
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// CHECK: br label %destruct.end
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// CHECK: destruct.end:
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// CHECK: ret void
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// CHECK: }
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// CHECK: define internal void @_GLOBAL__sub_I__() [[ATTR:#[0-9]+]] {
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// CHECK: entry:
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// CHECK: call void @__cxx_global_var_init()
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// CHECK: call void @__cxx_global_var_init.1()
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// CHECK: call void @__cxx_global_var_init.2()
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// CHECK: call void @__cxx_global_var_init.3()
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// CHECK: ret void
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// CHECK: }
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// CHECK: define internal void @_GLOBAL__D_a() [[ATTR:#[0-9]+]] {
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// CHECK: entry:
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// CHECK: call void @__finalize__ZZN5test41fEvE11staticLocal()
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// CHECK: call void @__finalize__ZN5test31tE()
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// CHECK: call void @__finalize__ZN5test12t2E()
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// CHECK: call void @__finalize__ZN5test12t1E()
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// CHECK: ret void
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// CHECK: }
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