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llvm-project/lld/test/mach-o/arm-interworking-movw.yaml

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# REQUIRES: arm
# RUN: lld -flavor darwin -arch armv7 -r -print_atoms %s -o %t | FileCheck %s
# RUN: lld -flavor darwin -arch armv7 -dylib -print_atoms %t -o %t2 \
# RUN: %p/Inputs/libSystem.yaml -sectalign __TEXT __text 0x1000 | FileCheck %s
# RUN: llvm-objdump -d -macho %t2 | FileCheck -check-prefix=CODE %s
#
# Test thumb and arm branches round trip through -r.
# Test movw/movt pairs have low bit set properly for thumb vs arm.
#
#
--- !mach-o
arch: armv7
file-type: MH_OBJECT
flags: [ MH_SUBSECTIONS_VIA_SYMBOLS ]
sections:
- segment: __TEXT
section: __text
type: S_REGULAR
attributes: [ S_ATTR_PURE_INSTRUCTIONS, S_ATTR_SOME_INSTRUCTIONS ]
alignment: 2
address: 0x0000000000000000
content: [ 0x40, 0xF2, 0x25, 0x00, 0xC0, 0xF2, 0x00, 0x00,
0x40, 0xF2, 0x01, 0x01, 0xC0, 0xF2, 0x00, 0x01,
0x40, 0xF2, 0x4E, 0x02, 0xC0, 0xF2, 0x00, 0x02,
0x40, 0xF2, 0x2A, 0x03, 0xC0, 0xF2, 0x00, 0x03,
0x78, 0x44, 0x70, 0x47, 0x70, 0x47, 0x25, 0x00,
0x00, 0xE3, 0x00, 0x00, 0x40, 0xE3, 0xD7, 0x1F,
0x0F, 0xE3, 0xFF, 0x1F, 0x4F, 0xE3, 0x4E, 0x20,
0x00, 0xE3, 0x00, 0x20, 0x40, 0xE3, 0x00, 0x30,
0x00, 0xE3, 0x00, 0x30, 0x40, 0xE3, 0x0F, 0x00,
0x80, 0xE0, 0x1E, 0xFF, 0x2F, 0xE1, 0x1E, 0xFF,
0x2F, 0xE1 ]
relocations:
- offset: 0x00000042
scattered: true
type: ARM_RELOC_HALF_SECTDIFF
length: 1
pc-rel: false
value: 0x0000004E
- offset: 0x00000000
scattered: true
type: ARM_RELOC_PAIR
length: 1
pc-rel: false
value: 0x00000046
- offset: 0x0000003E
scattered: true
type: ARM_RELOC_HALF_SECTDIFF
length: 0
pc-rel: false
value: 0x0000004E
- offset: 0x00000000
scattered: true
type: ARM_RELOC_PAIR
length: 0
pc-rel: false
value: 0x00000046
- offset: 0x0000003A
type: ARM_RELOC_HALF
length: 1
pc-rel: false
extern: false
symbol: 1
- offset: 0x0000004E
type: ARM_RELOC_PAIR
length: 1
pc-rel: false
extern: false
symbol: 16777215
- offset: 0x00000036
type: ARM_RELOC_HALF
length: 0
pc-rel: false
extern: false
symbol: 1
- offset: 0x00000000
type: ARM_RELOC_PAIR
length: 0
pc-rel: false
extern: false
symbol: 16777215
- offset: 0x00000032
scattered: true
type: ARM_RELOC_HALF_SECTDIFF
length: 1
pc-rel: false
value: 0x00000024
- offset: 0x0000FFD6
scattered: true
type: ARM_RELOC_PAIR
length: 1
pc-rel: false
value: 0x00000046
- offset: 0x0000002E
scattered: true
type: ARM_RELOC_HALF_SECTDIFF
length: 0
pc-rel: false
value: 0x00000024
- offset: 0x0000FFFF
scattered: true
type: ARM_RELOC_PAIR
length: 0
pc-rel: false
value: 0x00000046
- offset: 0x0000002A
type: ARM_RELOC_HALF
length: 1
pc-rel: false
extern: false
symbol: 1
- offset: 0x00000025
type: ARM_RELOC_PAIR
length: 1
pc-rel: false
extern: false
symbol: 16777215
- offset: 0x00000026
type: ARM_RELOC_HALF
length: 0
pc-rel: false
extern: false
symbol: 1
- offset: 0x00000000
type: ARM_RELOC_PAIR
length: 0
pc-rel: false
extern: false
symbol: 16777215
- offset: 0x0000001C
scattered: true
type: ARM_RELOC_HALF_SECTDIFF
length: 3
pc-rel: false
value: 0x0000004E
- offset: 0x0000002A
scattered: true
type: ARM_RELOC_PAIR
length: 3
pc-rel: false
value: 0x00000020
- offset: 0x00000018
scattered: true
type: ARM_RELOC_HALF_SECTDIFF
length: 2
pc-rel: false
value: 0x0000004E
- offset: 0x00000000
scattered: true
type: ARM_RELOC_PAIR
length: 2
pc-rel: false
value: 0x00000020
- offset: 0x00000014
type: ARM_RELOC_HALF
length: 3
pc-rel: false
extern: false
symbol: 1
- offset: 0x0000004E
type: ARM_RELOC_PAIR
length: 3
pc-rel: false
extern: false
symbol: 16777215
- offset: 0x00000010
type: ARM_RELOC_HALF
length: 2
pc-rel: false
extern: false
symbol: 1
- offset: 0x00000000
type: ARM_RELOC_PAIR
length: 2
pc-rel: false
extern: false
symbol: 16777215
- offset: 0x0000000C
scattered: true
type: ARM_RELOC_HALF_SECTDIFF
length: 3
pc-rel: false
value: 0x00000024
- offset: 0x00000000
scattered: true
type: ARM_RELOC_PAIR
length: 3
pc-rel: false
value: 0x00000020
- offset: 0x00000008
scattered: true
type: ARM_RELOC_HALF_SECTDIFF
length: 2
pc-rel: false
value: 0x00000024
- offset: 0x00000000
scattered: true
type: ARM_RELOC_PAIR
length: 2
pc-rel: false
value: 0x00000020
- offset: 0x00000004
type: ARM_RELOC_HALF
length: 3
pc-rel: false
extern: false
symbol: 1
- offset: 0x00000025
type: ARM_RELOC_PAIR
length: 3
pc-rel: false
extern: false
symbol: 16777215
- offset: 0x00000000
type: ARM_RELOC_HALF
length: 2
pc-rel: false
extern: false
symbol: 1
- offset: 0x00000000
type: ARM_RELOC_PAIR
length: 2
pc-rel: false
extern: false
symbol: 16777215
local-symbols:
- name: _t1
type: N_SECT
sect: 1
desc: [ N_ARM_THUMB_DEF ]
value: 0x0000000000000000
- name: _t2
type: N_SECT
sect: 1
desc: [ N_ARM_THUMB_DEF ]
value: 0x0000000000000024
- name: _a2
type: N_SECT
sect: 1
value: 0x000000000000004E
- name: _a1
type: N_SECT
sect: 1
value: 0x0000000000000026
...
# CHECK: defined-atoms:
# CHECK: - name: _t1
# CHECK: references:
# CHECK: - kind: modeThumbCode
# CHECK: offset: 0
# CHECK: target: _t1
# CHECK: - kind: thumb_movw
# CHECK: offset: 0
# CHECK: target: _t2
# CHECK-NOT: addend:
# CHECK: - kind: thumb_movt
# CHECK: offset: 4
# CHECK: target: _t2
# CHECK-NOT: addend:
# CHECK: - kind: thumb_movw_funcRel
# CHECK: offset: 8
# CHECK: target: _t2
# CHECK: addend: -36
# CHECK: - kind: thumb_movt_funcRel
# CHECK: offset: 12
# CHECK: target: _t2
# CHECK: addend: -36
# CHECK: - kind: thumb_movw
# CHECK: offset: 16
# CHECK: target: _a2
# CHECK-NOT: addend:
# CHECK: - kind: thumb_movt
# CHECK: offset: 20
# CHECK: target: _a2
# CHECK-NOT: addend:
# CHECK: - kind: thumb_movw_funcRel
# CHECK: offset: 24
# CHECK: target: _a2
# CHECK: addend: -36
# CHECK: - kind: thumb_movt_funcRel
# CHECK: offset: 28
# CHECK: target: _a2
# CHECK: addend: -36
# CHECK: - name: _t2
# CHECK: references:
# CHECK: - kind: modeThumbCode
# CHECK: offset: 0
# CHECK: target: _t2
# CHECK: - name: _a1
# CHECK: references:
# CHECK: - kind: arm_movw
# CHECK: offset: 0
# CHECK: target: _t2
# CHECK-NOT: addend:
# CHECK: - kind: arm_movt
# CHECK: offset: 4
# CHECK: target: _t2
# CHECK-NOT: addend:
# CHECK: - kind: arm_movw_funcRel
# CHECK: offset: 8
# CHECK: target: _t2
# CHECK: addend: -40
# CHECK: - kind: arm_movt_funcRel
# CHECK: offset: 12
# CHECK: target: _t2
# CHECK: addend: -40
# CHECK: - kind: arm_movw
# CHECK: offset: 16
# CHECK: target: _a2
# CHECK-NOT: addend:
# CHECK: - kind: arm_movt
# CHECK: offset: 20
# CHECK: target: _a2
# CHECK-NOT: addend:
# CHECK: - kind: arm_movw_funcRel
# CHECK: offset: 24
# CHECK: target: _a2
# CHECK: addend: -40
# CHECK: - kind: arm_movt_funcRel
# CHECK: offset: 28
# CHECK: target: _a2
# CHECK: addend: -40
# CHECK: - name: _a2
# CODE: _t1:
# CODE-NEXT: movw r0, #4133
# CODE-NEXT: movt r0, #0
# CODE-NEXT: movw r1, #1
# CODE-NEXT: movt r1, #0
# CODE-NEXT: movw r2, _a2
# CODE-NEXT: movt r2, #0
# CODE-NEXT: movw r3, #42
# CODE-NEXT: movt r3, #0
# CODE: _a1:
# CODE-NEXT: movw r0, #4133
# CODE-NEXT: movt r0, #0
# CODE-NEXT: movw r1, #65495
# CODE-NEXT: movt r1, #65535
# CODE-NEXT: movw r2, _a2
# CODE-NEXT: movt r2, #0
# CODE-NEXT: movw r3, #0
# CODE-NEXT: movt r3, #0
# .syntax unified
# .align 2
#
# .code 16
# .thumb_func _t1
#_t1:
# movw r0, :lower16:(_t2)
# movt r0, :upper16:(_t2)
# movw r1, :lower16:(_t2-(L0+4))
# movt r1, :upper16:(_t2-(L0+4))
# movw r2, :lower16:(_a2)
# movt r2, :upper16:(_a2)
# movw r3, :lower16:(_a2-(L0+4))
# movt r3, :upper16:(_a2-(L0+4))
#L0:
# add r0, pc
# bx lr
#
#
# .code 16
# .thumb_func _t2
#_t2:
# bx lr
#
#
#
# .code 32
#_a1:
# movw r0, :lower16:(_t2)
# movt r0, :upper16:(_t2)
# movw r1, :lower16:(_t2-(L1+8))
# movt r1, :upper16:(_t2-(L1+8))
# movw r2, :lower16:(_a2)
# movt r2, :upper16:(_a2)
# movw r3, :lower16:(_a2-(L1+8))
# movt r3, :upper16:(_a2-(L1+8))
#L1:
# add r0, pc
# bx lr
#
#_a2:
# bx lr
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