arm-thunk-largesection.s
1.8 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
// REQUIRES: arm
// RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=thumbv7a-none-linux-gnueabi %s -o %t
// RUN: ld.lld %t -o %t2
// RUN: llvm-objdump -d --no-show-raw-insn --triple=thumbv7a-none-linux-gnueabi --start-address=0x21000 --stop-address=0x21006 %t2 | FileCheck --check-prefix=CHECK1 %s
// RUN: llvm-objdump -d --no-show-raw-insn --triple=thumbv7a-none-linux-gnueabi --start-address=0x22004 --stop-address=0x22008 %t2 | FileCheck --check-prefix=CHECK2 %s
// RUN: llvm-objdump -d --no-show-raw-insn --triple=thumbv7a-none-linux-gnueabi --start-address=0x1021ff8 --stop-address=0x1021ffc %t2 | FileCheck --check-prefix=CHECK3 %s
// RUN: llvm-objdump -d --no-show-raw-insn --triple=thumbv7a-none-linux-gnueabi --start-address=0x2012ff8 --stop-address=0x2021ffc %t2 | FileCheck --check-prefix=CHECK4 %s
// RUN: llvm-objdump -d --no-show-raw-insn --triple=thumbv7a-none-linux-gnueabi --start-address=0x3021fec --stop-address=0x3021ff6 %t2 | FileCheck --check-prefix=CHECK5 %s
.syntax unified
.balign 0x1000
.thumb
.text
.globl _start
.type _start, %function
_start:
bx lr
.space 0x1000
// CHECK1: <_start>:
// CHECK1-NEXT: 21000: bx lr
// CHECK1: <$d.1>:
// CHECK1-NEXT: 21002: 00 00 00 00 .word 0x00000000
// CHECK2: <__Thumbv7ABSLongThunk__start>:
// CHECK2-NEXT: 22004: b.w #-4104 <_start>
/// Gigantic section where we need a ThunkSection either side of it
.section .text.large1, "ax", %progbits
.balign 4
.space (16 * 1024 * 1024) - 16
bl _start
.space (16 * 1024 * 1024) - 4
bl _start
.space (16 * 1024 * 1024) - 16
// CHECK3: 1021ff8: bl #-16777208
// CHECK4: 2021ff8: bl #16777200
// CHECK5: <__Thumbv7ABSLongThunk__start>:
// CHECK5-NEXT: 3021fec: movw r12, #4097
// CHECK5-NEXT: 3021ff0: movt r12, #2
// CHECK5-NEXT: 3021ff4: bx r12