llvm-project/lld/test/ELF/avoid-empty-program-headers.s
Fangrui Song d4306e90cb [ELF][X86] Allow PT_LOAD to have overlapping p_offset ranges on EM_X86_64
Port the D64906 technique to EM_X86_64.

Differential Revision: https://reviews.llvm.org/D67482

llvm-svn: 371958
2019-09-16 07:05:34 +00:00

79 lines
2.4 KiB
ArmAsm

// REQUIRES: x86
// RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
// RUN: ld.lld %t -o %tout
// RUN: llvm-readobj -l %tout | FileCheck %s
.global _start
_start:
retq
.section .tbss,"awT",@nobits
.zero 4
// FIXME: Test that we don't create unecessary empty PT_LOAD and PT_GNU_RELRO
// for the .tbss section.
// CHECK: ProgramHeaders [
// CHECK-NEXT: ProgramHeader {
// CHECK-NEXT: Type: PT_PHDR (0x6)
// CHECK-NEXT: Offset: 0x40
// CHECK-NEXT: VirtualAddress: 0x200040
// CHECK-NEXT: PhysicalAddress: 0x200040
// CHECK-NEXT: FileSize: 280
// CHECK-NEXT: MemSize: 280
// CHECK-NEXT: Flags [ (0x4)
// CHECK-NEXT: PF_R (0x4)
// CHECK-NEXT: ]
// CHECK-NEXT: Alignment: 8
// CHECK-NEXT: }
// CHECK-NEXT: ProgramHeader {
// CHECK-NEXT: Type: PT_LOAD (0x1)
// CHECK-NEXT: Offset: 0x0
// CHECK-NEXT: VirtualAddress: 0x200000
// CHECK-NEXT: PhysicalAddress: 0x200000
// CHECK-NEXT: FileSize: 344
// CHECK-NEXT: MemSize: 344
// CHECK-NEXT: Flags [ (0x4)
// CHECK-NEXT: PF_R (0x4)
// CHECK-NEXT: ]
// CHECK-NEXT: Alignment: 4096
// CHECK-NEXT: }
// CHECK-NEXT: ProgramHeader {
// CHECK-NEXT: Type: PT_LOAD (0x1)
// CHECK-NEXT: Offset: 0x158
// CHECK-NEXT: VirtualAddress: 0x201158
// CHECK-NEXT: PhysicalAddress: 0x201158
// CHECK-NEXT: FileSize: 1
// CHECK-NEXT: MemSize: 1
// 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_TLS (0x7)
// CHECK-NEXT: Offset: 0x159
// CHECK-NEXT: VirtualAddress: 0x201159
// CHECK-NEXT: PhysicalAddress: 0x201159
// CHECK-NEXT: FileSize: 0
// CHECK-NEXT: MemSize: 4
// CHECK-NEXT: Flags [ (0x4)
// CHECK-NEXT: PF_R (0x4)
// CHECK-NEXT: ]
// CHECK-NEXT: Alignment: 1
// CHECK-NEXT: }
// CHECK-NEXT: ProgramHeader {
// CHECK-NEXT: Type: PT_GNU_STACK (0x6474E551)
// CHECK-NEXT: Offset: 0x0
// CHECK-NEXT: VirtualAddress: 0x0
// CHECK-NEXT: PhysicalAddress: 0x0
// CHECK-NEXT: FileSize: 0
// CHECK-NEXT: MemSize: 0
// CHECK-NEXT: Flags [ (0x6)
// CHECK-NEXT: PF_R (0x4)
// CHECK-NEXT: PF_W (0x2)
// CHECK-NEXT: ]
// CHECK-NEXT: Alignment: 0
// CHECK-NEXT: }
// CHECK-NEXT: ]