1; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck %s 2; Test all the cases where a L label is safe. Removing any entry from 3; TargetLoweringObjectFileMachO::isSectionAtomizableBySymbols should cause 4; this to fail. 5; We also test some noteworthy cases that require an l label. 6 7@private1 = private unnamed_addr constant [4 x i8] c"zed\00" 8; CHECK: .section __TEXT,__cstring,cstring_literals 9; CHECK-NEXT: L_private1: 10 11@private2 = private unnamed_addr constant [5 x i16] [i16 116, i16 101, 12 i16 115, i16 116, i16 0] 13; CHECK: .section __TEXT,__ustring 14; CHECK-NEXT: .p2align 1 15; CHECK-NEXT: l_private2: 16 17; There is no dedicated 4 byte strings on MachO. 18 19%struct.NSConstantString = type { i32*, i32, i8*, i32 } 20@private3 = private constant %struct.NSConstantString { i32* null, i32 1992, i8* null, i32 0 }, section "__DATA,__cfstring" 21; CHECK: .section __DATA,__cfstring 22; CHECK-NEXT: .p2align 4 23; CHECK-NEXT: L_private3: 24 25; There is no dedicated 1 or 2 byte constant section on MachO. 26 27@private4 = private unnamed_addr constant i32 42 28; CHECK: .section __TEXT,__literal4,4byte_literals 29; CHECK-NEXT: .p2align 2 30; CHECK-NEXT: L_private4: 31 32@private5 = private unnamed_addr constant i64 42 33; CHECK: .section __TEXT,__literal8,8byte_literals 34; CHECK-NEXT: .p2align 3 35; CHECK-NEXT: L_private5: 36 37@private6 = private unnamed_addr constant i128 42 38; CHECK: .section __TEXT,__literal16,16byte_literals 39; CHECK-NEXT: .p2align 3 40; CHECK-NEXT: L_private6: 41 42%struct._objc_class = type { i8* } 43@private7 = private global %struct._objc_class* null, section "__OBJC,__cls_refs,literal_pointers,no_dead_strip" 44; CHECK: .section __OBJC,__cls_refs,literal_pointers,no_dead_strip 45; CHECK: .p2align 3 46; CHECK: L_private7: 47 48@private8 = private global i32* null, section "__DATA,__nl_symbol_ptr,non_lazy_symbol_pointers" 49; CHECK: .section __DATA,__nl_symbol_ptr,non_lazy_symbol_pointers 50; CHECK-NEXT: .p2align 3 51; CHECK-NEXT: L_private8: 52 53@private9 = private global i32* null, section "__DATA,__la_symbol_ptr,lazy_symbol_pointers" 54; CHECK: .section __DATA,__la_symbol_ptr,lazy_symbol_pointers 55; CHECK-NEXT: .p2align 3 56; CHECK-NEXT: L_private9: 57 58@private10 = private global i32* null, section "__DATA,__mod_init_func,mod_init_funcs" 59; CHECK: .section __DATA,__mod_init_func,mod_init_funcs 60; CHECK-NEXT: .p2align 3 61; CHECK-NEXT: L_private10: 62 63@private11 = private global i32* null, section "__DATA,__mod_term_func,mod_term_funcs" 64; CHECK: .section __DATA,__mod_term_func,mod_term_funcs 65; CHECK-NEXT: .p2align 3 66; CHECK-NEXT: L_private11: 67 68@private12 = private global i32* null, section "__DATA,__foobar,interposing" 69; CHECK: .section __DATA,__foobar,interposing 70; CHECK-NEXT: .p2align 3 71; CHECK-NEXT: L_private12: 72 73@private13 = private global i32 42, section "__DATA, __objc_classlist, regular, no_dead_strip" 74; CHECK: .section __DATA,__objc_classlist,regular,no_dead_strip 75; CHECK-NEXT: .p2align 2 76; CHECK-NEXT: _private13: 77 78@private14 = private global [4 x i8] c"zed\00", section "__TEXT,__objc_classname,cstring_literals" 79; CHECK: .section __TEXT,__objc_classname,cstring_literals 80; CHECK-NEXT: L_private14: 81 82@private15 = private global [4 x i8] c"zed\00", section "__TEXT,__objc_methname,cstring_literals" 83; CHECK: .section __TEXT,__objc_methname,cstring_literals 84; CHECK-NEXT: L_private15: 85 86@private16 = private global [4 x i8] c"zed\00", section "__TEXT,__objc_methtype,cstring_literals" 87; CHECK: .section __TEXT,__objc_methtype,cstring_literals 88; CHECK-NEXT: L_private16: 89