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 2 14_main: ; @main 15 .cfi_startproc 16; %bb.0: 17 sub sp, sp, #32 18 stp x29, x30, [sp, #16] ; 16-byte Folded Spill 19 add x29, sp, #16 20 .cfi_def_cfa w29, 16 21 .cfi_offset w30, -8 22 .cfi_offset w29, -16 23 stur wzr, [x29, #-4] 24 adrp x8, __OBJC_PROTOCOL_REFERENCE_$_NSObject@PAGE 25 ldr x8, [x8, __OBJC_PROTOCOL_REFERENCE_$_NSObject@PAGEOFF] 26 str x8, [sp] ; 8-byte Folded Spill 27 adrp x0, l_.str@PAGE 28 add x0, x0, l_.str@PAGEOFF 29 bl _objc_getProtocol 30 ldr x8, [sp] ; 8-byte Folded Reload 31 subs x8, x8, x0 32 cset w8, eq 33 and w8, w8, #0x1 34 ands w8, w8, #0x1 35 cset w0, eq 36 ldp x29, x30, [sp, #16] ; 16-byte Folded Reload 37 add sp, sp, #32 38 ret 39 .cfi_endproc 40 ; -- End function 41 .section __TEXT,__objc_classname,cstring_literals 42l_OBJC_CLASS_NAME_: ; @OBJC_CLASS_NAME_ 43 .asciz "NSObject" 44 45 .private_extern __OBJC_PROTOCOL_$_NSObject ; @"_OBJC_PROTOCOL_$_NSObject" 46 .section __DATA,__data 47 .globl __OBJC_PROTOCOL_$_NSObject 48 .weak_definition __OBJC_PROTOCOL_$_NSObject 49 .p2align 3, 0x0 50__OBJC_PROTOCOL_$_NSObject: 51 .quad 0 52 .quad l_OBJC_CLASS_NAME_ 53 .quad 0 54 .quad 0 55 .quad 0 56 .quad 0 57 .quad 0 58 .quad 0 59 .long 96 ; 0x60 60 .long 0 ; 0x0 61 .quad 0 62 .quad 0 63 .quad 0 64 65 .private_extern __OBJC_LABEL_PROTOCOL_$_NSObject ; @"_OBJC_LABEL_PROTOCOL_$_NSObject" 66 .section __DATA,__objc_protolist,coalesced,no_dead_strip 67 .globl __OBJC_LABEL_PROTOCOL_$_NSObject 68 .weak_definition __OBJC_LABEL_PROTOCOL_$_NSObject 69 .p2align 3, 0x0 70__OBJC_LABEL_PROTOCOL_$_NSObject: 71 .quad __OBJC_PROTOCOL_$_NSObject 72 73 .private_extern __OBJC_PROTOCOL_REFERENCE_$_NSObject ; @"_OBJC_PROTOCOL_REFERENCE_$_NSObject" 74 .section __DATA,__objc_protorefs,coalesced,no_dead_strip 75 .globl __OBJC_PROTOCOL_REFERENCE_$_NSObject 76 .weak_definition __OBJC_PROTOCOL_REFERENCE_$_NSObject 77 .p2align 3, 0x0 78__OBJC_PROTOCOL_REFERENCE_$_NSObject: 79 .quad __OBJC_PROTOCOL_$_NSObject 80 81 .section __TEXT,__cstring,cstring_literals 82l_.str: ; @.str 83 .asciz "NSObject" 84 85 .no_dead_strip __OBJC_PROTOCOL_$_NSObject 86 .no_dead_strip __OBJC_LABEL_PROTOCOL_$_NSObject 87 .no_dead_strip __OBJC_PROTOCOL_REFERENCE_$_NSObject 88 .section __DATA,__objc_imageinfo,regular,no_dead_strip 89L_OBJC_IMAGE_INFO: 90 .long 0 91 .long 64 92 93.subsections_via_symbols 94