lld/test/MachO/objc-imageinfo.s

   1 # REQUIRES: x86
   2
   3 # RUN: rm -rf %t; split-file %s %t
   4
   5 ## ld64 ignores the __objc_imageinfo section entirely if there is no actual
   6 ## ObjC class + category data in the file. LLD doesn't yet do this check, but
   7 ## to make this test work for both linkers, I am inserting an appropriate class
   8 ## definition into each test file.
   9 # RUN: cat %t/no-category-cls.s   %t/foo-cls.s > %t/no-category-cls-1.s
  10 # RUN: cat %t/with-category-cls.s %t/foo-cls.s > %t/with-category-cls-1.s
  11 # RUN: cat %t/ignored-flags.s     %t/foo-cls.s > %t/ignored-flags-1.s
  12 # RUN: cat %t/invalid-version.s   %t/foo-cls.s > %t/invalid-version-1.s
  13 # RUN: cat %t/invalid-size.s      %t/foo-cls.s > %t/invalid-size-1.s
  14 # RUN: cat %t/swift-version-1.s   %t/foo-cls.s > %t/swift-version-1-1.s
  15 # RUN: cat %t/swift-version-2.s   %t/foo-cls.s > %t/swift-version-2-1.s
  16
  17 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/no-category-cls-1.s   -o %t/no-category-cls.o
  18 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/with-category-cls-1.s -o %t/with-category-cls.o
  19 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/ignored-flags-1.s     -o %t/ignored-flags.o
  20 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/invalid-version-1.s   -o %t/invalid-version.o
  21 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/swift-version-1-1.s   -o %t/swift-version-1.o
  22 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/swift-version-2-1.s   -o %t/swift-version-2.o
  23 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/invalid-size-1.s      -o %t/invalid-size.o
  24
  25 # RUN: %lld -dylib -lSystem %t/with-category-cls.o -o %t/test-with-cat
  26 # RUN: llvm-objdump --macho --section="__DATA_CONST,__objc_imageinfo" --syms \
  27 # RUN:   %t/test-with-cat | FileCheck %s --check-prefix=HAS-CAT-CLS \
  28 # RUN:   --implicit-check-not=_discard_me
  29
  30 # RUN: %lld -dylib -lSystem %t/no-category-cls.o -o %t/test-no-cat
  31 # RUN: llvm-objdump --macho --section="__DATA_CONST,__objc_imageinfo" --syms \
  32 # RUN:   %t/test-no-cat | FileCheck %s --check-prefix=NO-CAT-CLS \
  33 # RUN:   --implicit-check-not=_discard_me
  34
  35 # RUN: %lld -dylib -lSystem %t/no-category-cls.o %t/with-category-cls.o -o %t/test1
  36 # RUN: llvm-objdump --macho --section="__DATA_CONST,__objc_imageinfo" %t/test1 \
  37 # RUN:   | FileCheck %s --check-prefix=NO-CAT-CLS
  38
  39 # RUN: %lld -dylib -lSystem %t/with-category-cls.o %t/ignored-flags.o -o %t/test2
  40 # RUN: llvm-objdump --macho --section="__DATA_CONST,__objc_imageinfo" %t/test2 \
  41 # RUN:   | FileCheck %s --check-prefix=HAS-CAT-CLS
  42
  43 # RUN: %lld -dylib -lSystem %t/no-category-cls.o %t/ignored-flags.o -o %t/test3
  44 # RUN: llvm-objdump --macho --section="__DATA_CONST,__objc_imageinfo" %t/test3 \
  45 # RUN:   | FileCheck %s --check-prefix=NO-CAT-CLS
  46
  47 # RUN: %no-fatal-warnings-lld -dylib -lSystem %t/with-category-cls.o \
  48 # RUN:   %t/invalid-version.o -o %t/test4 2>&1 | FileCheck %s \
  49 # RUN:   --check-prefix=IMAGE-VERSION
  50 # RUN: llvm-objdump --macho --section="__DATA_CONST,__objc_imageinfo" %t/test4 \
  51 # RUN:   | FileCheck %s --check-prefix=NO-CAT-CLS
  52
  53 # RUN: %no-fatal-warnings-lld -dylib -lSystem %t/no-category-cls.o \
  54 # RUN:   %t/invalid-version.o -o %t/test5 2>&1 | FileCheck %s \
  55 # RUN:   --check-prefix=IMAGE-VERSION
  56 # RUN: llvm-objdump --macho --section="__DATA_CONST,__objc_imageinfo" %t/test5 \
  57 # RUN:   | FileCheck %s --check-prefix=NO-CAT-CLS
  58
  59 # RUN: %no-fatal-warnings-lld -dylib -lSystem %t/with-category-cls.o \
  60 # RUN:   %t/invalid-size.o -o %t/test6 2>&1 | FileCheck %s \
  61 # RUN:   --check-prefix=INVALID-SIZE
  62 # RUN: llvm-objdump --macho --section="__DATA_CONST,__objc_imageinfo" %t/test6 \
  63 # RUN:   | FileCheck %s --check-prefix=NO-CAT-CLS
  64
  65 # RUN: not %lld -dylib -lSystem %t/swift-version-1.o %t/swift-version-2.o -o \
  66 # RUN:   /dev/null 2>&1 | FileCheck %s --check-prefix=SWIFT-MISMATCH-12
  67 # RUN: not %lld -dylib -lSystem %t/swift-version-2.o %t/swift-version-1.o -o \
  68 # RUN:   /dev/null 2>&1 | FileCheck %s --check-prefix=SWIFT-MISMATCH-21
  69
  70 ## with-category-cls.o does not have a Swift version (it's set to zero) and
  71 ## should be compatible with any Swift version.
  72 # RUN: %lld -dylib -lSystem %t/with-category-cls.o %t/swift-version-1.o -o %t/swift-v1
  73 # RUN: llvm-objdump --macho --section="__DATA_CONST,__objc_imageinfo" \
  74 # RUN:   %t/swift-v1 | FileCheck %s --check-prefix=SWIFT-V1
  75 # RUN: %lld -dylib -lSystem %t/with-category-cls.o %t/swift-version-2.o -o %t/swift-v2
  76 # RUN: llvm-objdump --macho --section="__DATA_CONST,__objc_imageinfo" \
  77 # RUN:   %t/swift-v2 | FileCheck %s --check-prefix=SWIFT-V2
  78
  79 # HAS-CAT-CLS:       Contents of (__DATA_CONST,__objc_imageinfo) section
  80 # HAS-CAT-CLS:       00 00 00 40 00 00 00
  81 # HAS-CAT-CLS-EMPTY:
  82
  83 # NO-CAT-CLS:       Contents of (__DATA_CONST,__objc_imageinfo) section
  84 # NO-CAT-CLS:       00 00 00 00 00 00 00
  85 # NO-CAT-CLS-EMPTY:
  86
  87 # SWIFT-V1:       Contents of (__DATA_CONST,__objc_imageinfo) section
  88 # SWIFT-V1:       00 00 00 40 01 00 00
  89 # SWIFT-V1-EMPTY:
  90
  91 # SWIFT-V2:       Contents of (__DATA_CONST,__objc_imageinfo) section
  92 # SWIFT-V2:       00 00 00 40 02 00 00
  93 # SWIFT-V2-EMPTY:
  94
  95 # IMAGE-VERSION: warning: {{.*}}invalid-version.o: invalid __objc_imageinfo version
  96
  97 # INVALID-SIZE: warning: {{.*}}invalid-size.o: invalid __objc_imageinfo size
  98
  99 # SWIFT-MISMATCH-12: error: Swift version mismatch: {{.*}}swift-version-1.o has version 1.0 but {{.*}}swift-version-2.o has version 1.1
 100 # SWIFT-MISMATCH-21: error: Swift version mismatch: {{.*}}swift-version-2.o has version 1.1 but {{.*}}swift-version-1.o has version 1.0
 101
 102 #--- no-category-cls.s
 103 .section __DATA,__objc_imageinfo,regular,no_dead_strip
 104 ## ld64 discards any symbols in this section; we follow suit.
 105 _discard_me:
 106 .long 0
 107 .long 0
 108
 109 #--- with-category-cls.s
 110 .section __DATA,__objc_imageinfo,regular,no_dead_strip
 111 _discard_me:
 112 .long 0
 113 .long 0x40 ## "has category class properties" flag
 114
 115 #--- ignored-flags.s
 116 .section __DATA,__objc_imageinfo,regular,no_dead_strip
 117 .long 0
 118 ## Only the 0x40 flag is carried through to the output binary.
 119 .long (0x40 | 0x20 | 0x4 | 0x2)
 120
 121 #--- invalid-version.s
 122 .section __DATA,__objc_imageinfo,regular,no_dead_strip
 123 .long 1 ## only 0 is valid; the flag field below will not be parsed.
 124 .long 0x40
 125
 126 #--- invalid-size.s
 127 .section __DATA,__objc_imageinfo
 128 .long 0
 129
 130 #--- swift-version-1.s
 131 .section __DATA,__objc_imageinfo,regular,no_dead_strip
 132 .long 0
 133 .byte 0x40
 134 .byte 0x1 ## Swift version
 135 .short 0
 136
 137 #--- swift-version-2.s
 138 .section __DATA,__objc_imageinfo,regular,no_dead_strip
 139 .long 0
 140 .byte 0x40
 141 .byte 0x2 ## Swift version
 142 .short 0
 143
 144 #--- foo-cls.s
 145 .section __TEXT,__objc_classname,cstring_literals
 146 L_CAT_NAME:
 147 .asciz "barcat"
 148
 149 .section __DATA,__objc_data
 150 .p2align 3
 151 _OBJC_CLASS_$_FooClass:
 152 .space 40
 153
 154 .section __DATA,__objc_const
 155 .p2align 3
 156 __OBJC_$_CATEGORY_FooClass_$_barcat:
 157 .quad L_CAT_NAME
 158 .quad _OBJC_CLASS_$_FooClass
 159 .quad 0
 160 .quad 0
 161 .quad 0
 162 .quad 0
 163 .quad 0
 164 .long 64
 165 .space 4
 166
 167 .section __DATA,__objc_catlist,regular,no_dead_strip
 168 .p2align 3
 169 .quad __OBJC_$_CATEGORY_FooClass_$_barcat