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llvm-project/lld/test/ELF/ehdr_start.s

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[ELF] Define __ehdr_start symbol This symbol can be used by the program to examine its own headers. Differential Revision: https://reviews.llvm.org/D23750 llvm-svn: 279452
2016-08-23 02:44:04 +08:00
# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t.o
# RUN: ld.lld %t.o -o %t
[ELF] Make __ehdr_start point to ELF file headers __ehdr_start should be pointing to ELF file headers, not program headers. This is a reland of D30319. Differential Revision: https://reviews.llvm.org/D30323 llvm-svn: 296085
2017-02-24 12:11:02 +08:00
# RUN: llvm-readobj -symbols %t | FileCheck %s
# CHECK: Name: __ehdr_start (1)
# CHECK-NEXT: Value: 0x200000
# CHECK-NEXT: Size: 0
# CHECK-NEXT: Binding: Local (0x0)
# CHECK-NEXT: Type: None (0x0)
# CHECK-NEXT: Other [ (0x2)
# CHECK-NEXT: STV_HIDDEN (0x2)
# CHECK-NEXT: ]
# CHECK-NEXT: Section: .text (0x1)
[ELF] Define __ehdr_start symbol This symbol can be used by the program to examine its own headers. Differential Revision: https://reviews.llvm.org/D23750 llvm-svn: 279452
2016-08-23 02:44:04 +08:00
Define __executable_start. This is defined by both bfd and gold and used by the android libc. llvm-svn: 304803
2017-06-07 00:18:48 +08:00
# CHECK: Name: __executable_start
# CHECK-NEXT: Value: 0x200000
# CHECK-NEXT: Size: 0
# CHECK-NEXT: Binding: Local
# CHECK-NEXT: Type: None
# CHECK-NEXT: Other [
# CHECK-NEXT: STV_HIDDEN
# CHECK-NEXT: ]
# CHECK-NEXT: Section: .text
[ELF] Define __ehdr_start symbol This symbol can be used by the program to examine its own headers. Differential Revision: https://reviews.llvm.org/D23750 llvm-svn: 279452
2016-08-23 02:44:04 +08:00
.text
.global _start, __ehdr_start
_start:
[ELF] - Untabify. NFC. llvm-svn: 286800
2016-11-14 17:33:38 +08:00
.quad __ehdr_start
Define __executable_start. This is defined by both bfd and gold and used by the android libc. llvm-svn: 304803
2017-06-07 00:18:48 +08:00
.quad __executable_start
[ELF] - Do not create reserved symbols in case of relocatable output. This patch stops creating symbols like __ehdr_start, _end/_etext_edata,__tls_get_addr when using -r. This fixes PR30984. Differential revision: https://reviews.llvm.org/D26600 llvm-svn: 286941
2016-11-15 16:19:02 +08:00
# RUN: ld.lld -r %t.o -o %t.r
[ELF] Make __ehdr_start point to ELF file headers __ehdr_start should be pointing to ELF file headers, not program headers. This is a reland of D30319. Differential Revision: https://reviews.llvm.org/D30323 llvm-svn: 296085
2017-02-24 12:11:02 +08:00
# RUN: llvm-readobj -symbols %t.r | FileCheck %s --check-prefix=RELOCATABLE
[ELF] - Do not create reserved symbols in case of relocatable output. This patch stops creating symbols like __ehdr_start, _end/_etext_edata,__tls_get_addr when using -r. This fixes PR30984. Differential revision: https://reviews.llvm.org/D26600 llvm-svn: 286941
2016-11-15 16:19:02 +08:00
[ELF] Make __ehdr_start point to ELF file headers __ehdr_start should be pointing to ELF file headers, not program headers. This is a reland of D30319. Differential Revision: https://reviews.llvm.org/D30323 llvm-svn: 296085
2017-02-24 12:11:02 +08:00
# RELOCATABLE: Name: __ehdr_start (1)
# RELOCATABLE-NEXT: Value: 0x0
# RELOCATABLE-NEXT: Size: 0
# RELOCATABLE-NEXT: Binding: Global (0x1)
# RELOCATABLE-NEXT: Type: None (0x0)
# RELOCATABLE-NEXT: Other: 0
# RELOCATABLE-NEXT: Section: Undefined (0x0)