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llvm-mirror/test/tools/llvm-objcopy/overlap-chain.test
Jake Ehrlich fc23a01ea2 Reland "[llvm-objcopy] Add support for nested and overlapping segments"
I didn't initialize a pointer to be nullptr that I needed to.

This change adds support for nested and even overlapping segments. This means
that PT_PHDR, PT_GNU_RELRO, PT_TLS, and PT_DYNAMIC can be supported properly.

Differential Revision: https://reviews.llvm.org/D36558

llvm-svn: 313682
2017-09-19 21:37:35 +00:00

118 lines
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# This test tests how ParentSegment is set for Segments. In particular this test
# tests that if a chain of parents forms, the offsets are chosen for parents
# first despite the order of the list. It also tests multiple branches of the
# code that assigns parents.
# RUN: yaml2obj %s -o %t
# RUN: llvm-objcopy %t %t2
# RUN: llvm-readobj -program-headers %t2 | FileCheck %s
!ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_EXEC
Machine: EM_X86_64
Sections:
- Name: .text
Type: SHT_PROGBITS
Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
AddressAlign: 0x1000
Size: 4096
- Name: .text2
Type: SHT_PROGBITS
Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
AddressAlign: 0x1000
Size: 4096
- Name: .text3
Type: SHT_PROGBITS
Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
AddressAlign: 0x1000
Size: 4096
- Name: .text4
Type: SHT_PROGBITS
Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
AddressAlign: 0x1000
Size: 4096
- Name: .text5
Type: SHT_PROGBITS
Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
AddressAlign: 0x1000
Size: 4096
ProgramHeaders:
- Type: PT_LOAD
Flags: [ PF_X, PF_R ]
Sections:
- Section: .text
- Section: .text2
- Type: PT_LOAD
Flags: [ PF_X, PF_R ]
Sections:
- Section: .text4
- Section: .text5
- Type: PT_LOAD
Flags: [ PF_X, PF_R ]
Sections:
- Section: .text3
- Section: .text4
- Type: PT_LOAD
Flags: [ PF_X, PF_R ]
Sections:
- Section: .text2
- Section: .text3
#CHECK: ProgramHeaders [
#CHECK-NEXT: ProgramHeader {
#CHECK-NEXT: Type: PT_LOAD (0x1)
#CHECK-NEXT: Offset: 0x1000
#CHECK-NEXT: VirtualAddress: 0x0
#CHECK-NEXT: PhysicalAddress: 0x0
#CHECK-NEXT: FileSize: 8192
#CHECK-NEXT: MemSize: 8192
#CHECK-NEXT: Flags [ (0x5)
#CHECK-NEXT: PF_R (0x4)
#CHECK-NEXT: PF_X (0x1)
#CHECK-NEXT: ]
#CHECK-NEXT: Alignment: 4096
#CHECK-NEXT: }
#CHECK-NEXT: ProgramHeader {
#CHECK-NEXT: Type: PT_LOAD (0x1)
#CHECK-NEXT: Offset: 0x4000
#CHECK-NEXT: VirtualAddress: 0x0
#CHECK-NEXT: PhysicalAddress: 0x0
#CHECK-NEXT: FileSize: 8192
#CHECK-NEXT: MemSize: 8192
#CHECK-NEXT: Flags [ (0x5)
#CHECK-NEXT: PF_R (0x4)
#CHECK-NEXT: PF_X (0x1)
#CHECK-NEXT: ]
#CHECK-NEXT: Alignment: 4096
#CHECK-NEXT: }
#CHECK-NEXT: ProgramHeader {
#CHECK-NEXT: Type: PT_LOAD (0x1)
#CHECK-NEXT: Offset: 0x3000
#CHECK-NEXT: VirtualAddress: 0x0
#CHECK-NEXT: PhysicalAddress: 0x0
#CHECK-NEXT: FileSize: 8192
#CHECK-NEXT: MemSize: 8192
#CHECK-NEXT: Flags [ (0x5)
#CHECK-NEXT: PF_R (0x4)
#CHECK-NEXT: PF_X (0x1)
#CHECK-NEXT: ]
#CHECK-NEXT: Alignment: 4096
#CHECK-NEXT: }
#CHECK-NEXT: ProgramHeader {
#CHECK-NEXT: Type: PT_LOAD (0x1)
#CHECK-NEXT: Offset: 0x2000
#CHECK-NEXT: VirtualAddress: 0x0
#CHECK-NEXT: PhysicalAddress: 0x0
#CHECK-NEXT: FileSize: 8192
#CHECK-NEXT: MemSize: 8192
#CHECK-NEXT: Flags [ (0x5)
#CHECK-NEXT: PF_R (0x4)
#CHECK-NEXT: PF_X (0x1)
#CHECK-NEXT: ]
#CHECK-NEXT: Alignment: 4096
#CHECK-NEXT: }
#CHECK-NEXT:]