1// Test that we register protocol reference metadata. Without registration, 2// protocol pointers will not be uniqued correctly and @protocol(NSObject) will 3// not match the runtime's pointer. 4// 5// RUN: %clang -c -o %t.o %s 6// RUN: %llvm_jitlink -preload libobjc.A.dylib %t.o 7// 8// REQUIRES: jit-compatible-osx-swift-runtime 9 10 .section __TEXT,__text,regular,pure_instructions 11 .build_version macos, 15, 0 sdk_version 15, 0 12 .globl _main ## -- Begin function main 13 .p2align 4, 0x90 14_main: ## @main 15 .cfi_startproc 16## %bb.0: 17 pushq %rbp 18 .cfi_def_cfa_offset 16 19 .cfi_offset %rbp, -16 20 movq %rsp, %rbp 21 .cfi_def_cfa_register %rbp 22 subq $16, %rsp 23 movl $0, -4(%rbp) 24 movq __OBJC_PROTOCOL_REFERENCE_$_NSObject(%rip), %rax 25 movq %rax, -16(%rbp) ## 8-byte Spill 26 leaq L_.str(%rip), %rdi 27 callq _objc_getProtocol 28 movq -16(%rbp), %rdx ## 8-byte Reload 29 movq %rax, %rsi 30 movl $1, %eax 31 xorl %ecx, %ecx 32 cmpq %rsi, %rdx 33 cmovel %ecx, %eax 34 addq $16, %rsp 35 popq %rbp 36 retq 37 .cfi_endproc 38 ## -- End function 39 .section __TEXT,__objc_classname,cstring_literals 40L_OBJC_CLASS_NAME_: ## @OBJC_CLASS_NAME_ 41 .asciz "NSObject" 42 43 .private_extern __OBJC_PROTOCOL_$_NSObject ## @"_OBJC_PROTOCOL_$_NSObject" 44 .section __DATA,__data 45 .globl __OBJC_PROTOCOL_$_NSObject 46 .weak_definition __OBJC_PROTOCOL_$_NSObject 47 .p2align 3, 0x0 48__OBJC_PROTOCOL_$_NSObject: 49 .quad 0 50 .quad L_OBJC_CLASS_NAME_ 51 .quad 0 52 .quad 0 53 .quad 0 54 .quad 0 55 .quad 0 56 .quad 0 57 .long 96 ## 0x60 58 .long 0 ## 0x0 59 .quad 0 60 .quad 0 61 .quad 0 62 63 .private_extern __OBJC_LABEL_PROTOCOL_$_NSObject ## @"_OBJC_LABEL_PROTOCOL_$_NSObject" 64 .section __DATA,__objc_protolist,coalesced,no_dead_strip 65 .globl __OBJC_LABEL_PROTOCOL_$_NSObject 66 .weak_definition __OBJC_LABEL_PROTOCOL_$_NSObject 67 .p2align 3, 0x0 68__OBJC_LABEL_PROTOCOL_$_NSObject: 69 .quad __OBJC_PROTOCOL_$_NSObject 70 71 .private_extern __OBJC_PROTOCOL_REFERENCE_$_NSObject ## @"_OBJC_PROTOCOL_REFERENCE_$_NSObject" 72 .section __DATA,__objc_protorefs,coalesced,no_dead_strip 73 .globl __OBJC_PROTOCOL_REFERENCE_$_NSObject 74 .weak_definition __OBJC_PROTOCOL_REFERENCE_$_NSObject 75 .p2align 3, 0x0 76__OBJC_PROTOCOL_REFERENCE_$_NSObject: 77 .quad __OBJC_PROTOCOL_$_NSObject 78 79 .section __TEXT,__cstring,cstring_literals 80L_.str: ## @.str 81 .asciz "NSObject" 82 83 .no_dead_strip __OBJC_PROTOCOL_$_NSObject 84 .no_dead_strip __OBJC_LABEL_PROTOCOL_$_NSObject 85 .no_dead_strip __OBJC_PROTOCOL_REFERENCE_$_NSObject 86 .section __DATA,__objc_imageinfo,regular,no_dead_strip 87L_OBJC_IMAGE_INFO: 88 .long 0 89 .long 64 90 91.subsections_via_symbols 92