derek.holloway
7502bf64a4
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74 lines
2.4 KiB
ArmAsm
74 lines
2.4 KiB
ArmAsm
# REQUIRES: x86
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# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %s -o %t.o
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# RUN: %lld -arch x86_64 -lSystem -o %t.out %t.o
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# RUN: llvm-objdump --macho --section-headers %t.out > %t.txt
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# RUN: llvm-otool -vs __DATA __objc_selrefs %t.out >> %t.txt
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# RUN: llvm-otool -vs __TEXT __objc_stubs %t.out >> %t.txt
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# RUN: FileCheck %s < %t.txt
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# RUN: %no-fatal-warnings-lld -arch x86_64 -lSystem -o %t.out %t.o -objc_stubs_small 2>&1 | FileCheck %s --check-prefix=WARNING
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# WARNING: warning: -objc_stubs_small is not yet implemented, defaulting to -objc_stubs_fast
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# RUN: %lld -arch x86_64 -lSystem -o %t-icfsafe.out --icf=safe %t.o
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# RUN: llvm-otool -vs __DATA __objc_selrefs %t-icfsafe.out | FileCheck %s --check-prefix=ICF
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# RUN: %lld -arch x86_64 -lSystem -o %t-icfall.out --icf=all %t.o
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# RUN: llvm-otool -vs __DATA __objc_selrefs %t-icfall.out | FileCheck %s --check-prefix=ICF
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# CHECK: Sections:
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# CHECK: __got {{[0-9a-f]*}} [[#%x, GOTSTART:]] DATA
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# CHECK: __objc_selrefs {{[0-9a-f]*}} [[#%x, SELSTART:]] DATA
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# CHECK: Contents of (__DATA,__objc_selrefs) section
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# CHECK-NEXT: {{[0-9a-f]*}} __TEXT:__objc_methname:foo
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# CHECK-NEXT: {{[0-9a-f]*}} __TEXT:__objc_methname:bar
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# CHECK-NEXT: [[#%x, FOOSELREF:]] __TEXT:__objc_methname:foo
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# CHECK-NEXT: [[#%x, LENGTHSELREF:]] __TEXT:__objc_methname:length
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# ICF: Contents of (__DATA,__objc_selrefs) section
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# ICF-NEXT: {{[0-9a-f]*}} __TEXT:__objc_methname:foo
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# ICF-NEXT: {{[0-9a-f]*}} __TEXT:__objc_methname:bar
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# ICF-NEXT: {{[0-9a-f]*}} __TEXT:__objc_methname:length
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# ICF-EMPTY:
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# CHECK: Contents of (__TEXT,__objc_stubs) section
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# CHECK-NEXT: _objc_msgSend$foo:
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# CHECK-NEXT: [[#%x, PC1:]]
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# CHECK-SAME: movq 0x[[#%x, FOOSELREF - PC1 - 7]](%rip), %rsi
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# CHECK-NEXT: [[#%x, PC2:]]
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# CHECK-SAME: jmpq *0x[[#%x, GOTSTART - PC2 - 6]](%rip)
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# CHECK-NEXT: _objc_msgSend$length:
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# CHECK-NEXT: [[#%x, PC3:]]
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# CHECK-SAME: movq 0x[[#%x, LENGTHSELREF - PC3 - 7]](%rip), %rsi
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# CHECK-NEXT: [[#%x, PC4:]]
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# CHECK-SAME: jmpq *0x[[#%x, GOTSTART - PC4 - 6]](%rip)
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# CHECK-EMPTY:
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.section __TEXT,__objc_methname,cstring_literals
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lselref1:
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.asciz "foo"
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lselref2:
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.asciz "bar"
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.section __DATA,__objc_selrefs,literal_pointers,no_dead_strip
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.p2align 3
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.quad lselref1
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.quad lselref2
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.text
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.globl _objc_msgSend
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_objc_msgSend:
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ret
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.globl _main
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_main:
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callq _objc_msgSend$length
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callq _objc_msgSend$foo
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callq _objc_msgSend$foo
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ret
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