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Differential D31556

Change section flag character for SHF_LINK_ORDER to "o"
ClosedPublic

Authored by eugenis on Mar 31 2017, 4:15 PM.

Details

Reviewers
pcc
• rafael
Summary

See matching MC change in https://reviews.llvm.org/D31554.

Diff Detail

Repository
rL LLVM

Event Timeline

eugenis created this revision.Mar 31 2017, 4:15 PM
• rafael accepted this revision.Apr 3 2017, 10:53 AM

LGTM

This revision is now accepted and ready to land.Apr 3 2017, 10:53 AM
eugenis closed this revision.Apr 4 2017, 3:48 PM

r299480

Revision Contents

Diff 93726

test/ELF/gc-sections-metadata-startstop.s

Show All 22 Lines
.quad __start_yy .quad __start_yy
.section xx,"a" .section xx,"a"
.quad 0 .quad 0
.section .foo,"a" .section .foo,"a"
.quad 0 .quad 0
.section yy,"am",@progbits,.foo .section yy,"ao",@progbits,.foo
.quad 0 .quad 0

test/ELF/gc-sections-metadata.s

Show All 17 Lines
.quad .foo1 .quad .foo1
.section .foo1,"a" .section .foo1,"a"
.quad 0 .quad 0
.section .foo2,"a" .section .foo2,"a"
.quad 0 .quad 0
.section bar1,"am",@progbits,.foo1 .section bar1,"ao",@progbits,.foo1
.quad .zed1 .quad .zed1
.quad .foo1 .quad .foo1
.section bar2,"am",@progbits,.foo2 .section bar2,"ao",@progbits,.foo2
.quad .zed2 .quad .zed2
.quad .foo2 .quad .foo2
.section .zed1,"a" .section .zed1,"a"
.quad 0 .quad 0
.section .zed2,"a" .section .zed2,"a"
.quad 0 .quad 0

test/ELF/gc-sections-metadata2.s

# REQUIRES: x86 # REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t.o # RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t.o
# RUN: ld.lld --gc-sections %t.o -o %t # RUN: ld.lld --gc-sections %t.o -o %t
# RUN: llvm-objdump -section-headers %t | FileCheck %s # RUN: llvm-objdump -section-headers %t | FileCheck %s
# CHECK: .foo # CHECK: .foo
# CHECK: .bar # CHECK: .bar
# CHECK: .zed # CHECK: .zed
.globl _start .globl _start
_start: _start:
.quad .foo .quad .foo
.section .foo,"a" .section .foo,"a"
.quad 0 .quad 0
.section .bar,"am",@progbits,.foo .section .bar,"ao",@progbits,.foo
.quad 0 .quad 0
.section .zed,"am",@progbits,.foo .section .zed,"ao",@progbits,.foo
.quad 0 .quad 0

test/ELF/linkerscript/discard-section-metadata.s

Show All 16 Lines
## --(.zed) ## --(.zed)
## | ## |
## --(.moo) ## --(.moo)
## ##
.section .foo,"a" .section .foo,"a"
.quad 0 .quad 0
.section .bar,"am",@progbits,.foo .section .bar,"ao",@progbits,.foo
.quad 0 .quad 0
.section .zed,"am",@progbits,.foo .section .zed,"ao",@progbits,.foo
.quad 0 .quad 0
.section .moo,"am",@progbits,.zed .section .moo,"ao",@progbits,.zed
.quad 0 .quad 0