forked from OSchip/llvm-project
88 lines
2.6 KiB
ArmAsm
88 lines
2.6 KiB
ArmAsm
# REQUIRES: x86
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# RUN: rm -rf %t
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# RUN: split-file %s %t
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# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-macos -o %t/foo.o %t/foo.s
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# RUN: %lld -dylib -o %t/foo.dylib %t/foo.o
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# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-macos -o %t/bar.o %t/bar.s
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# RUN: %lld -lSystem -dylib -o %t/bar.dylib %t/bar.o %t/foo.dylib
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# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-macos -o %t/baz.o %t/baz.s
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# RUN: %lld -lSystem -dylib -o %t/baz.dylib %t/baz.o %t/bar.dylib
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# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-macos -o %t/main.o %t/main.s
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# With flat_namespace, the linker automatically looks in foo.dylib and
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# bar.dylib too, but it doesn't add a LC_LOAD_DYLIB for it.
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# RUN: %lld -flat_namespace -lSystem %t/main.o %t/baz.dylib -o %t/out
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# RUN: llvm-objdump --macho --all-headers %t/out \
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# RUN: | FileCheck --check-prefix=HEADERBITS %s
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# RUN: llvm-objdump --macho --bind --lazy-bind --weak-bind %t/out \
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# RUN: | FileCheck --check-prefix=FLAT %s
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# RUN: llvm-nm -m %t/out | FileCheck --check-prefix=FLATSYM %s
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# RUN: llvm-readobj --syms %t/out | FileCheck --check-prefix=FLATSYM-READOBJ %s
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# HEADERBITS-NOT: NOUNDEFS
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# HEADERBITS-NOT: TWOLEVEL
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# HEADERBITS: DYLDLINK
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# HEADERBITS-NOT: foo.dylib
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# HEADERBITS-NOT: bar.dylib
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# FLAT: Bind table:
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# FLAT: __DATA_CONST __got 0x{{[0-9a-f]*}} pointer 0 flat-namespace dyld_stub_binder
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# FLAT: Lazy bind table:
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# FLAT-DAG: __DATA __la_symbol_ptr 0x{{[0-9a-f]*}} flat-namespace _bar
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# FLAT-DAG: __DATA __la_symbol_ptr 0x{{[0-9a-f]*}} flat-namespace _baz
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# FLAT-DAG: __DATA __la_symbol_ptr 0x{{[0-9a-f]*}} flat-namespace _foo
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# No "(dynamically looked up)" because llvm-nm -m doesn't print that
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# for files without MH_TWOLEVEL for some reason.
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# FLATSYM: (undefined) external _bar
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# FLATSYM: (undefined) external _baz
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# FLATSYM: (undefined) external _foo
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# ...but `llvm-readobj --syms` does, so verify we put the right thing there.
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# FLATSYM-READOBJ: Flags [ (0xFE00)
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# Undefined symbols should still cause errors by default.
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# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-macos \
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# RUN: -o %t/main-with-undef.o %t/main-with-undef.s
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# RUN: not %lld -flat_namespace -lSystem %t/main-with-undef.o %t/bar.dylib \
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# RUN: -o %t/out 2>&1 | FileCheck --check-prefix=UNDEF %s
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# UNDEF: error: undefined symbol: _quux
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#--- foo.s
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.globl _foo
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_foo:
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ret
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#--- bar.s
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.globl _bar
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_bar:
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callq _foo
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ret
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#--- baz.s
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.globl _baz
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_baz:
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callq _bar
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ret
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#--- main.s
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.globl _main
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_main:
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callq _foo
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callq _bar
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callq _baz
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ret
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#--- main-with-undef.s
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.globl _main
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_main:
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callq _foo
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callq _bar
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callq _baz
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callq _quux
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ret
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