0659800ef0
Scripts can contain something like: KEEP (*crtbegin.o(.ctors)) What means that "*crtbegin.o" is a wildcard of file to take the sections from. This is some kind of opposite to EXCLUDE_FILE and used in FreeBSD script: https://svnweb.freebsd.org/base/head/sys/conf/ldscript.amd64?revision=284870&view=markup#l122 Patch implements this. Differential revision: https://reviews.llvm.org/D22852 llvm-svn: 277042
42 lines
1.5 KiB
ArmAsm
42 lines
1.5 KiB
ArmAsm
# REQUIRES: x86
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# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %tfirst.o
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# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux \
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# RUN: %p/Inputs/linkerscript-filename-spec.s -o %tsecond.o
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# RUN: echo "SECTIONS { .foo : { \
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# RUN: KEEP(*first.o(.foo)) \
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# RUN: KEEP(*second.o(.foo)) } }" > %t1.script
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# RUN: ld.lld -o %t1 --script %t1.script %tfirst.o %tsecond.o
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# RUN: llvm-objdump -s %t1 | FileCheck --check-prefix=FIRSTSECOND %s
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# FIRSTSECOND: Contents of section .foo:
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# FIRSTSECOND-NEXT: 0120 01000000 00000000 11000000 00000000
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# RUN: echo "SECTIONS { .foo : { \
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# RUN: KEEP(*second.o(.foo)) \
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# RUN: KEEP(*first.o(.foo)) } }" > %t2.script
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# RUN: ld.lld -o %t2 --script %t2.script %tfirst.o %tsecond.o
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# RUN: llvm-objdump -s %t2 | FileCheck --check-prefix=SECONDFIRST %s
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# SECONDFIRST: Contents of section .foo:
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# SECONDFIRST-NEXT: 0120 11000000 00000000 01000000 00000000
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## Now the same tests but without KEEP. Checking that file name inside
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## KEEP is parsed fine.
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# RUN: echo "SECTIONS { .foo : { \
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# RUN: *first.o(.foo) \
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# RUN: *second.o(.foo) } }" > %t3.script
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# RUN: ld.lld -o %t3 --script %t3.script %tfirst.o %tsecond.o
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# RUN: llvm-objdump -s %t3 | FileCheck --check-prefix=FIRSTSECOND %s
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# RUN: echo "SECTIONS { .foo : { \
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# RUN: *second.o(.foo) \
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# RUN: *first.o(.foo) } }" > %t4.script
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# RUN: ld.lld -o %t4 --script %t4.script %tfirst.o %tsecond.o
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# RUN: llvm-objdump -s %t4 | FileCheck --check-prefix=SECONDFIRST %s
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.global _start
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_start:
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nop
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.section .foo,"a"
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.quad 1
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