arm64-reloc-negDelta32-fixup.yaml
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# RUN: ld64.lld -arch arm64 -r %s -o %t
# RUN: ld64.lld -arch arm64 -r %t -o %t2
# RUN: llvm-objdump -s --section="__eh_frame" %t | FileCheck %s
# RUN: llvm-objdump -s --section="__eh_frame" %t2 | FileCheck %s
# The reference from FDE->CIE is implicitly created as a negDelta32.
# We don't emit these in to the binary as relocations, so we need to
# make sure that the offset in the FDE to the CIE is the correct value.
# CHECK: {{[0-9abcdef]*}} 10000000 00000000 017a5200 01781e01
# CHECK: {{[0-9abcdef]*}} 100c1f00 20000000 18000000 b8ffffff
# Note, this one that matters ^~~~~~~~
# It needs to be 0x18 as that is the offset back to 0 where the CIE is.
# CHECK: {{[0-9abcdef]*}} ffffffff 20000000 00000000 00480e10
# CHECK: {{[0-9abcdef]*}} 9e019d02 00000000
--- !mach-o
arch: arm64
file-type: MH_OBJECT
flags: [ MH_SUBSECTIONS_VIA_SYMBOLS ]
compat-version: 0.0
current-version: 0.0
has-UUID: false
OS: unknown
sections:
- segment: __TEXT
section: __text
type: S_REGULAR
attributes: [ S_ATTR_PURE_INSTRUCTIONS, S_ATTR_SOME_INSTRUCTIONS ]
alignment: 4
address: 0x0000000000000000
content: [ 0xFD, 0x7B, 0xBF, 0xA9, 0xFD, 0x03, 0x00, 0x91,
0x00, 0x00, 0x00, 0x90, 0x00, 0x00, 0x00, 0x91,
0x00, 0x00, 0x00, 0x94, 0x00, 0x00, 0x80, 0x52,
0xFD, 0x7B, 0xC1, 0xA8, 0xC0, 0x03, 0x5F, 0xD6 ]
relocations:
- offset: 0x00000010
type: ARM64_RELOC_BRANCH26
length: 2
pc-rel: true
extern: true
symbol: 6
- offset: 0x0000000C
type: ARM64_RELOC_PAGEOFF12
length: 2
pc-rel: false
extern: true
symbol: 1
- offset: 0x00000008
type: ARM64_RELOC_PAGE21
length: 2
pc-rel: true
extern: true
symbol: 1
- segment: __TEXT
section: __cstring
type: S_CSTRING_LITERALS
attributes: [ ]
address: 0x0000000000000020
content: [ 0x48, 0x65, 0x6C, 0x6C, 0x6F, 0x20, 0x77, 0x6F,
0x72, 0x6C, 0x64, 0x00 ]
- segment: __LD
section: __compact_unwind
type: S_REGULAR
attributes: [ ]
alignment: 8
address: 0x0000000000000030
content: [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ]
relocations:
- offset: 0x00000000
type: ARM64_RELOC_UNSIGNED
length: 3
pc-rel: false
extern: false
symbol: 1
- segment: __TEXT
section: __eh_frame
type: S_COALESCED
attributes: [ ]
alignment: 8
address: 0x0000000000000050
content: [ 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x01, 0x7A, 0x52, 0x00, 0x01, 0x78, 0x1E, 0x01,
0x10, 0x0C, 0x1F, 0x00, 0x20, 0x00, 0x00, 0x00,
0x18, 0x00, 0x00, 0x00, 0x94, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF, 0x20, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x48, 0x0E, 0x10,
0x9E, 0x01, 0x9D, 0x02, 0x00, 0x00, 0x00, 0x00 ]
local-symbols:
- name: ltmp0
type: N_SECT
sect: 1
value: 0x0000000000000000
- name: L_str
type: N_SECT
sect: 2
value: 0x0000000000000020
- name: ltmp1
type: N_SECT
sect: 2
value: 0x0000000000000020
- name: ltmp2
type: N_SECT
sect: 3
value: 0x0000000000000030
- name: ltmp3
type: N_SECT
sect: 4
value: 0x0000000000000050
global-symbols:
- name: __Z3fooi
type: N_SECT
scope: [ N_EXT ]
sect: 1
value: 0x0000000000000000
undefined-symbols:
- name: _puts
type: N_UNDF
scope: [ N_EXT ]
value: 0x0000000000000000
page-size: 0x00000000
...