forked from OSchip/llvm-project
60 lines
2.5 KiB
ArmAsm
60 lines
2.5 KiB
ArmAsm
# REQUIRES: x86
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# RUN: mkdir -p %t
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# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %p/Inputs/libhello.s \
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# RUN: -o %t/libhello.o
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# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %p/Inputs/libgoodbye.s \
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# RUN: -o %t/libgoodbye.o
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# RUN: lld -flavor darwinnew -dylib -install_name \
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# RUN: @executable_path/libhello.dylib %t/libhello.o -o %t/libhello.dylib
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# RUN: lld -flavor darwinnew -dylib -install_name \
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# RUN: @executable_path/libgoodbye.dylib %t/libgoodbye.o -o %t/libgoodbye.dylib
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# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %s -o %t/dylink-lazy.o
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# RUN: lld -flavor darwinnew -o %t/dylink-lazy -L%t -lhello -lgoodbye %t/dylink-lazy.o
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## When looking at the __stubs section alone, we are unable to easily tell which
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## symbol each entry points to. So we call objdump twice in order to get the
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## disassembly of __text and the bind tables first, which allow us to check for
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## matching entries in __stubs.
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# RUN: (llvm-objdump -d --no-show-raw-insn --syms --bind --lazy-bind %t/dylink-lazy; \
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# RUN: llvm-objdump -D --no-show-raw-insn %t/dylink-lazy) | FileCheck %s
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# CHECK-LABEL: SYMBOL TABLE:
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# CHECK: {{0*}}[[#%x, IMGLOADER:]] {{.*}} __DATA,__data __dyld_private
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# CHECK-LABEL: Disassembly of section __TEXT,__text:
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# CHECK: callq 0x[[#%x, HELLO_STUB:]]
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# CHECK-NEXT: callq 0x[[#%x, GOODBYE_STUB:]]
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# CHECK-LABEL: Bind table:
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# CHECK: __DATA_CONST __got 0x[[#%x, BINDER:]] pointer 0 libSystem dyld_stub_binder
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# CHECK-LABEL: Lazy bind table:
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# CHECK-DAG: __DATA __la_symbol_ptr 0x{{0*}}[[#%x, HELLO_LAZY_PTR:]] libhello _print_hello
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# CHECK-DAG: __DATA __la_symbol_ptr 0x{{0*}}[[#%x, GOODBYE_LAZY_PTR:]] libgoodbye _print_goodbye
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# CHECK-LABEL: Disassembly of section __TEXT,__stubs:
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# CHECK-DAG: [[#%x, HELLO_STUB]]: jmpq *[[#%u, HELLO_LAZY_PTR - HELLO_STUB - 6]](%rip)
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# CHECK-DAG: [[#%x, GOODBYE_STUB]]: jmpq *[[#%u, GOODBYE_LAZY_PTR - GOODBYE_STUB - 6]](%rip)
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# CHECK-LABEL: Disassembly of section __TEXT,__stub_helper:
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# CHECK: {{0*}}[[#%x, STUB_HELPER_ENTRY:]] <__stub_helper>:
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# CHECK-NEXT: leaq [[#%u, IMGLOADER - STUB_HELPER_ENTRY - 7]](%rip), %r11
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# CHECK-NEXT: pushq %r11
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# CHECK-NEXT: jmpq *[[#%u, BINDER_OFF:]](%rip)
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# CHECK-NEXT: [[#%x, BINDER - BINDER_OFF]]: nop
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# CHECK-NEXT: pushq $0
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# CHECK-NEXT: jmp 0x[[#STUB_HELPER_ENTRY]]
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# CHECK-NEXT: pushq $21
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# CHECK-NEXT: jmp 0x[[#STUB_HELPER_ENTRY]]
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.text
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.globl _main
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_main:
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sub $8, %rsp # 16-byte-align the stack; dyld checks for this
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callq _print_hello
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callq _print_goodbye
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add $8, %rsp
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ret
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