xref: /llvm-project/lld/test/ELF/arm-thunk-linkerscript.s (revision f146763e0788f84de227623d87adccd5890ecdc6)
1// REQUIRES: arm
2// RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t
3// RUN: echo "SECTIONS { \
4// RUN:       . = SIZEOF_HEADERS; \
5// RUN:       .text_low : { *(.text_low) *(.text_low2) } \
6// RUN:       .text_high 0x2000000 : { *(.text_high) *(.text_high2) } \
7// RUN:       } " > %t.script
8// RUN: ld.lld --no-rosegment --script %t.script %t -o %t2
9// RUN: llvm-objdump --no-print-imm-hex -d %t2 | FileCheck %s
10
11// RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=armv7aeb-none-linux-gnueabi -mcpu=cortex-a8 %s -o %t
12// RUN: ld.lld --no-rosegment --script %t.script %t -o %t2
13// RUN: llvm-objdump --no-print-imm-hex -d %t2 | FileCheck %s
14// RUN: ld.lld --be8 --no-rosegment --script %t.script %t -o %t2
15// RUN: llvm-objdump --no-print-imm-hex -d %t2 | FileCheck %s
16
17// Simple test that we can support range extension thunks with linker scripts
18 .syntax unified
19 .section .text_low, "ax", %progbits
20 .thumb
21 .globl _start
22_start: bx lr
23 .globl low_target
24 .type low_target, %function
25low_target:
26 bl high_target
27 bl high_target2
28
29 .section .text_low2, "ax", %progbits
30 .thumb
31 .globl low_target2
32 .type low_target2, %function
33low_target2:
34 bl high_target
35 bl high_target2
36
37// CHECK: Disassembly of section .text_low:
38// CHECK-EMPTY:
39// CHECK-NEXT: <_start>:
40// CHECK-NEXT:       94:        4770    bx      lr
41// CHECK: <low_target>:
42// CHECK-NEXT:       96:        f000 f803       bl      0xa0 <__Thumbv7ABSLongThunk_high_target>
43// CHECK-NEXT:       9a:        f000 f806       bl      0xaa <__Thumbv7ABSLongThunk_high_target2>
44// CHECK: <__Thumbv7ABSLongThunk_high_target>:
45// CHECK-NEXT:       a0:        f240 0c01       movw    r12, #1
46// CHECK-NEXT:       a4:        f2c0 2c00       movt    r12, #512
47// CHECK-NEXT:       a8:        4760    bx      r12
48// CHECK: <__Thumbv7ABSLongThunk_high_target2>:
49// CHECK-NEXT:       aa:        f240 0c1d       movw    r12, #29
50// CHECK-NEXT:       ae:        f2c0 2c00       movt    r12, #512
51// CHECK-NEXT:       b2:        4760    bx      r12
52// CHECK: <low_target2>:
53// CHECK-NEXT:       b4:        f7ff fff4       bl      0xa0 <__Thumbv7ABSLongThunk_high_target>
54// CHECK-NEXT:       b8:        f7ff fff7       bl      0xaa <__Thumbv7ABSLongThunk_high_target2>
55
56 .section .text_high, "ax", %progbits
57 .thumb
58 .globl high_target
59 .type high_target, %function
60high_target:
61 bl low_target
62 bl low_target2
63
64 .section .text_high2, "ax", %progbits
65 .thumb
66 .globl high_target2
67 .type high_target2, %function
68high_target2:
69 bl low_target
70 bl low_target2
71
72// CHECK: Disassembly of section .text_high:
73// CHECK-EMPTY:
74// CHECK-NEXT: <high_target>:
75// CHECK-NEXT:  2000000:        f000 f802       bl      0x2000008 <__Thumbv7ABSLongThunk_low_target>
76// CHECK-NEXT:  2000004:        f000 f805       bl      0x2000012 <__Thumbv7ABSLongThunk_low_target2>
77// CHECK: <__Thumbv7ABSLongThunk_low_target>:
78// CHECK-NEXT:  2000008:        f240 0c97       movw    r12, #151
79// CHECK-NEXT:  200000c:        f2c0 0c00       movt    r12, #0
80// CHECK-NEXT:  2000010:        4760    bx      r12
81// CHECK: <__Thumbv7ABSLongThunk_low_target2>:
82// CHECK-NEXT:  2000012:        f240 0cb5       movw    r12, #181
83// CHECK-NEXT:  2000016:        f2c0 0c00       movt    r12, #0
84// CHECK-NEXT:  200001a:        4760    bx      r12
85// CHECK: <high_target2>:
86// CHECK-NEXT:  200001c:        f7ff fff4       bl      0x2000008 <__Thumbv7ABSLongThunk_low_target>
87// CHECK-NEXT:  2000020:        f7ff fff7       bl      0x2000012 <__Thumbv7ABSLongThunk_low_target2>
88