derek.holloway
7502bf64a4
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75 lines
2.7 KiB
ArmAsm
75 lines
2.7 KiB
ArmAsm
# REQUIRES: x86
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# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t.o
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# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux \
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# RUN: %p/Inputs/abs.s -o %tabs.o
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# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux \
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# RUN: %p/Inputs/shared.s -o %tshared.o
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# RUN: rm -f %tar.a
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# RUN: llvm-ar rcs %tar.a %tabs.o %tshared.o
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# Symbols from the archive are not in if not needed
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# RUN: ld.lld -o %t1 %t.o %tar.a
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# RUN: llvm-readobj --symbols %t1 | FileCheck --check-prefix=NO-UNDEFINED %s
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# NO-UNDEFINED: Symbols [
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# NO-UNDEFINED-NOT: Name: abs
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# NO-UNDEFINED-NOT: Name: big
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# NO-UNDEFINED-NOT: Name: bar
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# NO-UNDEFINED-NOT: Name: zed
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# NO-UNDEFINED: ]
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# Symbols from the archive are in if needed, but only from the
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# containing object file
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# RUN: ld.lld -o %t2 %t.o %tar.a -u bar
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# RUN: llvm-readobj --symbols %t2 | FileCheck --check-prefix=ONE-UNDEFINED %s
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# ONE-UNDEFINED: Symbols [
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# ONE-UNDEFINED-NOT: Name: abs
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# ONE-UNDEFINED-NOT: Name: big
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# ONE-UNDEFINED: Name: bar
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# ONE-UNDEFINED: Name: zed
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# ONE-UNDEFINED: ]
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# Use the option couple of times, both short and long forms
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# RUN: ld.lld -o %t3 %t.o %tar.a -u bar --undefined=abs
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# RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=TWO-UNDEFINED %s
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# RUN: ld.lld -o %t3 %t.o %tar.a -u bar --undefined abs
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# RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=TWO-UNDEFINED %s
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# TWO-UNDEFINED: Symbols [
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# TWO-UNDEFINED: Name: abs
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# TWO-UNDEFINED: Name: big
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# TWO-UNDEFINED: Name: bar
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# TWO-UNDEFINED: Name: zed
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# TWO-UNDEFINED: ]
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# Now the same logic but linker script is used to set undefines
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# RUN: echo "EXTERN( bar \"abs\" )" > %t.script
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# RUN: ld.lld -o %t3 %t.o %tar.a %t.script
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# RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=TWO-UNDEFINED %s
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# Added undefined symbol may be left undefined without error, but
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# shouldn't show up in the dynamic table.
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# RUN: ld.lld -shared -o %t4 %t.o %tar.a -u unknown
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# RUN: llvm-readobj --dyn-symbols %t4 | \
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# RUN: FileCheck --check-prefix=UNK-UNDEFINED-SO %s
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# UNK-UNDEFINED-SO: DynamicSymbols [
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# UNK-UNDEFINED-SO-NOT: Name: unknown
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# UNK-UNDEFINED-SO: ]
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# Added undefined symbols should appear in the dynamic table if necessary.
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# RUN: ld.lld -shared -soname=t -o %t.so %t.o -u export
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# RUN: llvm-readobj --dyn-symbols %t.so | \
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# RUN: FileCheck --check-prefix=EXPORT-SO %s
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# EXPORT-SO: DynamicSymbols [
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# EXPORT-SO: Name: export
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# EXPORT-SO: ]
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## Test that we handle -u before input files: if we handle -u after
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## %t.so, foo would be undefined in the output.
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# RUN: rm -f %t.a && llvm-ar rc %t.a %t.o
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# RUN: ld.lld -u export %t.a %t.so -o %t5
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# RUN: llvm-readobj --dyn-symbols %t5 | FileCheck --check-prefix=EXPORT-SO %s
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.globl _start
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_start:
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.globl export
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export:
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