| David Chisnall | 404bbcb | 2018-05-22 10:13:06 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -triple x86_64-unknown-freebsd -S -emit-llvm -fobjc-runtime=gnustep-2.0 -o - %s | FileCheck %s -check-prefix=CHECK-NEW |
| David Chisnall | 93ce018 | 2018-08-10 12:53:13 +0000 | [diff] [blame] | 2 | // RUN: %clang_cc1 -triple x86_64-pc-windows-msvc -S -emit-llvm -fobjc-runtime=gnustep-2.0 -o - %s | FileCheck %s -check-prefix=CHECK-WIN |
| David Chisnall | 404bbcb | 2018-05-22 10:13:06 +0000 | [diff] [blame] | 3 | // RUN: %clang_cc1 -triple x86_64-unknown-freebsd -S -emit-llvm -fobjc-runtime=gnustep-1.8 -o - %s | FileCheck %s -check-prefix=CHECK-OLD |
| 4 | |
| 5 | // Almost minimal Objective-C file, check that it emits calls to the correct |
| 6 | // runtime entry points. |
| 7 | @interface X @end |
| 8 | @implementation X @end |
| 9 | |
| 10 | |
| 11 | // Check that we emit a class ref |
| 12 | // CHECK-NEW: @._OBJC_REF_CLASS_X |
| 13 | // CHECK-NEW-SAME: section "__objc_class_refs" |
| 14 | |
| 15 | // Check that we get a class ref to the defined class. |
| 16 | // CHECK-NEW: @._OBJC_INIT_CLASS_X = global |
| 17 | // CHECK-NEW-SAME* @._OBJC_CLASS_X, section "__objc_classes" |
| 18 | |
| 19 | // Check that we emit the section start and end symbols as hidden globals. |
| 20 | // CHECK-NEW: @__start___objc_selectors = external hidden global i8* |
| 21 | // CHECK-NEW: @__stop___objc_selectors = external hidden global i8* |
| 22 | // CHECK-NEW: @__start___objc_classes = external hidden global i8* |
| 23 | // CHECK-NEW: @__stop___objc_classes = external hidden global i8* |
| 24 | // CHECK-NEW: @__start___objc_class_refs = external hidden global i8* |
| 25 | // CHECK-NEW: @__stop___objc_class_refs = external hidden global i8* |
| 26 | // CHECK-NEW: @__start___objc_cats = external hidden global i8* |
| 27 | // CHECK-NEW: @__stop___objc_cats = external hidden global i8* |
| 28 | // CHECK-NEW: @__start___objc_protocols = external hidden global i8* |
| 29 | // CHECK-NEW: @__stop___objc_protocols = external hidden global i8* |
| 30 | // CHECK-NEW: @__start___objc_protocol_refs = external hidden global i8* |
| 31 | // CHECK-NEW: @__stop___objc_protocol_refs = external hidden global i8* |
| 32 | // CHECK-NEW: @__start___objc_class_aliases = external hidden global i8* |
| 33 | // CHECK-NEW: @__stop___objc_class_aliases = external hidden global i8* |
| 34 | // CHECK-NEW: @__start___objc_constant_string = external hidden global i8* |
| 35 | // CHECK-NEW: @__stop___objc_constant_string = external hidden global i8* |
| 36 | |
| 37 | // Check that we emit the init structure correctly, including in a comdat. |
| 38 | // CHECK-NEW: @.objc_init = linkonce_odr hidden global { i64, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8**, i8** } { i64 0, i8** @__start___objc_selectors, i8** @__stop___objc_selectors, i8** @__start___objc_classes, i8** @__stop___objc_classes, i8** @__start___objc_class_refs, i8** @__stop___objc_class_refs, i8** @__start___objc_cats, i8** @__stop___objc_cats, i8** @__start___objc_protocols, i8** @__stop___objc_protocols, i8** @__start___objc_protocol_refs, i8** @__stop___objc_protocol_refs, i8** @__start___objc_class_aliases, i8** @__stop___objc_class_aliases, i8** @__start___objc_constant_string, i8** @__stop___objc_constant_string }, comdat, align 8 |
| 39 | |
| 40 | // Check that the load function is manually inserted into .ctors. |
| 41 | // CHECK-NEW: @.objc_ctor = linkonce hidden constant void ()* @.objcv2_load_function, section ".ctors", comdat |
| 42 | |
| 43 | |
| 44 | // Make sure that we provide null versions of everything so the __start / |
| 45 | // __stop symbols work. |
| 46 | // CHECK-NEW: @.objc_null_selector = linkonce_odr hidden global { i8*, i8* } zeroinitializer, section "__objc_selectors", comdat, align 8 |
| 47 | // CHECK-NEW: @.objc_null_category = linkonce_odr hidden global { i8*, i8*, i8*, i8*, i8*, i8*, i8* } zeroinitializer, section "__objc_cats", comdat, align 8 |
| 48 | // CHECK-NEW: @.objc_null_protocol = linkonce_odr hidden global { i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8* } zeroinitializer, section "__objc_protocols", comdat, align 8 |
| 49 | // CHECK-NEW: @.objc_null_protocol_ref = linkonce_odr hidden global { i8* } zeroinitializer, section "__objc_protocol_refs", comdat, align 8 |
| 50 | // CHECK-NEW: @.objc_null_class_alias = linkonce_odr hidden global { i8*, i8* } zeroinitializer, section "__objc_class_aliases", comdat, align 8 |
| 51 | // CHECK-NEW: @.objc_null_constant_string = linkonce_odr hidden global { i8*, i32, i32, i32, i32, i8* } zeroinitializer, section "__objc_constant_string", comdat, align 8 |
| 52 | // Make sure that the null symbols are not going to be removed, even by linking. |
| David Chisnall | 93ce018 | 2018-08-10 12:53:13 +0000 | [diff] [blame] | 53 | // CHECK-NEW: @llvm.used = appending global [8 x i8*] [i8* bitcast ({ { i8*, i8*, i8*, i64, i64, i64, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i64, i8* }*, i8*, i8*, i64, i64, i64, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i64, i8* }** @._OBJC_INIT_CLASS_X to i8*), i8* bitcast (void ()** @.objc_ctor to i8*), i8* bitcast ({ i8*, i8* }* @.objc_null_selector to i8*), i8* bitcast ({ i8*, i8*, i8*, i8*, i8*, i8*, i8* }* @.objc_null_category to i8*), i8* bitcast ({ i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8* }* @.objc_null_protocol to i8*), i8* bitcast ({ i8* }* @.objc_null_protocol_ref to i8*), i8* bitcast ({ i8*, i8* }* @.objc_null_class_alias to i8*), i8* bitcast ({ i8*, i32, i32, i32, i32, i8* }* @.objc_null_constant_string to i8*)], section "llvm.metadata" |
| David Chisnall | 404bbcb | 2018-05-22 10:13:06 +0000 | [diff] [blame] | 54 | // Make sure that the load function and the reference to it are marked as used. |
| David Chisnall | 93ce018 | 2018-08-10 12:53:13 +0000 | [diff] [blame] | 55 | // CHECK-NEW: @llvm.compiler.used = appending global [1 x i8*] [i8* bitcast (void ()* @.objcv2_load_function to i8*)], section "llvm.metadata" |
| David Chisnall | 404bbcb | 2018-05-22 10:13:06 +0000 | [diff] [blame] | 56 | |
| 57 | // Check that we emit the load function in a comdat and that it does the right thing. |
| 58 | // CHECK-NEW: define linkonce_odr hidden void @.objcv2_load_function() comdat { |
| 59 | // CHECK-NEW-NEXT: entry: |
| 60 | // CHECK-NEW-NEXT: call void @__objc_load( |
| 61 | // CHECK-NEW-SAME: @.objc_init |
| 62 | // CHECK-NEW-NEXT: ret void |
| 63 | |
| David Chisnall | 45d0a26 | 2018-05-22 10:13:14 +0000 | [diff] [blame] | 64 | // CHECK-OLD: @4 = internal global { i64, i64, i8*, { i64, { i8*, i8* }*, i16, i16, [4 x i8*] }* } { i64 9, i64 32, i8* getelementptr inbounds ([{{[0-9]+}} x i8], [{{[0-9]+}} x i8]* @.objc_source_file_name, i64 0, i64 0), { i64, { i8*, i8* }*, i16, i16, [4 x i8*] }* @3 }, align 8 |
| David Chisnall | 404bbcb | 2018-05-22 10:13:06 +0000 | [diff] [blame] | 65 | // CHECK-OLD: @llvm.global_ctors = appending global [1 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 65535, void ()* @.objc_load_function, i8* null }] |
| 66 | |
| 67 | // CHECK-OLD: define internal void @.objc_load_function() { |
| 68 | // CHECK-OLD-NEXT: entry: |
| 69 | // CHECK-OLD-NEXT: call void ({ i64, i64, i8*, { i64, { i8*, i8* }*, i16, i16, [4 x i8*] }* }*, ...) @__objc_exec_class({ i64, i64, i8*, { i64, { i8*, i8* }*, i16, i16, [4 x i8*] }* }* @4) |
| 70 | |
| David Chisnall | 93ce018 | 2018-08-10 12:53:13 +0000 | [diff] [blame] | 71 | |
| 72 | |
| 73 | // Make sure all of our section boundary variables are emitted correctly. |
| Douglas Yung | 9b6cd71 | 2018-08-11 02:46:47 +0000 | [diff] [blame] | 74 | // CHECK-WIN-DAG: @__start___objc_selectors = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_selectors$a", comdat, align 1 |
| 75 | // CHECK-WIN-DAG: @__stop__objc_selectors = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_selectors$z", comdat, align 1 |
| 76 | // CHECK-WIN-DAG: @__start___objc_classes = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_classes$a", comdat, align 1 |
| 77 | // CHECK-WIN-DAG: @__stop__objc_classes = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_classes$z", comdat, align 1 |
| 78 | // CHECK-WIN-DAG: @__start___objc_class_refs = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_class_refs$a", comdat, align 1 |
| 79 | // CHECK-WIN-DAG: @__stop__objc_class_refs = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_class_refs$z", comdat, align 1 |
| 80 | // CHECK-WIN-DAG: @__start___objc_cats = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_cats$a", comdat, align 1 |
| 81 | // CHECK-WIN-DAG: @__stop__objc_cats = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_cats$z", comdat, align 1 |
| 82 | // CHECK-WIN-DAG: @__start___objc_protocols = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_protocols$a", comdat, align 1 |
| 83 | // CHECK-WIN-DAG: @__stop__objc_protocols = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_protocols$z", comdat, align 1 |
| 84 | // CHECK-WIN-DAG: @__start___objc_protocol_refs = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_protocol_refs$a", comdat, align 1 |
| 85 | // CHECK-WIN-DAG: @__stop__objc_protocol_refs = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_protocol_refs$z", comdat, align 1 |
| 86 | // CHECK-WIN-DAG: @__start___objc_class_aliases = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_class_aliases$a", comdat, align 1 |
| 87 | // CHECK-WIN-DAG: @__stop__objc_class_aliases = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_class_aliases$z", comdat, align 1 |
| 88 | // CHECK-WIN-DAG: @__start___objc_constant_string = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_constant_string$a", comdat, align 1 |
| 89 | // CHECK-WIN-DAG: @__stop__objc_constant_string = linkonce_odr hidden global %.objc_section_sentinel zeroinitializer, section "__objc_constant_string$z", comdat, align 1 |
| David Chisnall | 93ce018 | 2018-08-10 12:53:13 +0000 | [diff] [blame] | 90 | // CHECK-WIN: @.objc_init = linkonce_odr hidden global { i64, %.objc_section_sentinel*, %.objc_section_sentinel*, %.objc_section_sentinel*, %.objc_section_sentinel*, %.objc_section_sentinel*, %.objc_section_sentinel*, %.objc_section_sentinel*, %.objc_section_sentinel*, %.objc_section_sentinel*, %.objc_section_sentinel*, %.objc_section_sentinel*, %.objc_section_sentinel*, %.objc_section_sentinel*, %.objc_section_sentinel*, %.objc_section_sentinel*, %.objc_section_sentinel* } { i64 0, %.objc_section_sentinel* @__start___objc_selectors, %.objc_section_sentinel* @__stop__objc_selectors, %.objc_section_sentinel* @__start___objc_classes, %.objc_section_sentinel* @__stop__objc_classes, %.objc_section_sentinel* @__start___objc_class_refs, %.objc_section_sentinel* @__stop__objc_class_refs, %.objc_section_sentinel* @__start___objc_cats, %.objc_section_sentinel* @__stop__objc_cats, %.objc_section_sentinel* @__start___objc_protocols, %.objc_section_sentinel* @__stop__objc_protocols, %.objc_section_sentinel* @__start___objc_protocol_refs, %.objc_section_sentinel* @__stop__objc_protocol_refs, %.objc_section_sentinel* @__start___objc_class_aliases, %.objc_section_sentinel* @__stop__objc_class_aliases, %.objc_section_sentinel* @__start___objc_constant_string, %.objc_section_sentinel* @__stop__objc_constant_string }, comdat, align 8 |
| 91 | |
| 92 | // Make sure our init variable is in the correct section for late library init. |
| 93 | // CHECK-WIN: @.objc_ctor = linkonce hidden constant void ()* @.objcv2_load_function, section ".CRT$XCLz", comdat |
| 94 | |
| 95 | // We shouldn't have emitted any null placeholders on Windows. |
| 96 | // CHECK-WIN: @llvm.used = appending global [2 x i8*] [i8* bitcast ({ { i8*, i8*, i8*, i32, i32, i32, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i32, i8* }*, i8*, i8*, i32, i32, i32, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i32, i8* }** @._OBJC_INIT_CLASS_X to i8*), i8* bitcast (void ()** @.objc_ctor to i8*)], section "llvm.metadata" |
| 97 | // CHECK-WIN: @llvm.compiler.used = appending global [1 x i8*] [i8* bitcast (void ()* @.objcv2_load_function to i8*)], section "llvm.metadata" |
| 98 | |
| 99 | // Check our load function is in a comdat. |
| 100 | // CHECK-WIN: define linkonce_odr hidden void @.objcv2_load_function() comdat { |
| 101 | |
| 102 | // Make sure we have dllimport on the load function |
| 103 | // CHECK-WIN: declare dllimport void @__objc_load |
| 104 | |