llvm-project/lld/test/ELF/arm-thunk-largesection.s

45 lines
1.9 KiB
ArmAsm

// 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 -triple=thumbv7a-none-linux-gnueabi --start-address=0x12000 --stop-address=0x12006 %t2 | FileCheck -check-prefix=CHECK1 %s
// RUN: llvm-objdump -d -triple=thumbv7a-none-linux-gnueabi --start-address=0x13004 --stop-address=0x13008 %t2 | FileCheck -check-prefix=CHECK2 %s
// RUN: llvm-objdump -d -triple=thumbv7a-none-linux-gnueabi --start-address=0x1012ff8 --stop-address=0x1012ffc %t2 | FileCheck -check-prefix=CHECK3 %s
// RUN: llvm-objdump -d -triple=thumbv7a-none-linux-gnueabi --start-address=0x2012ff8 --stop-address=0x2012ffc %t2 | FileCheck -check-prefix=CHECK4 %s
// RUN: llvm-objdump -d -triple=thumbv7a-none-linux-gnueabi --start-address=0x3012fec --stop-address=0x3012ff6 %t2 | FileCheck -check-prefix=CHECK5 %s
.syntax unified
.balign 0x1000
.thumb
.text
.globl _start
.type _start, %function
_start:
bx lr
.space 0x1000
// CHECK1: Disassembly of section .text:
// CHECK1-EMPTY:
// CHECK1-NEXT:_start:
// CHECK1-NEXT: 12000: 70 47 bx lr
// CHECK1-EMPTY:
// CHECK1-NEXT:$d.1:
// CHECK1-NEXT: 12002: 00 00 00 00 .word 0x00000000
// CHECK2: __Thumbv7ABSLongThunk__start:
// CHECK2-NEXT: 13004: fe f7 fc bf 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: 1012ff8: 00 f4 04 d0 bl #-16777208
// CHECK4: 2012ff8: ff f3 f8 d7 bl #16777200
// CHECK5: __Thumbv7ABSLongThunk__start:
// CHECK5-NEXT: 3012fec: 42 f2 01 0c movw r12, #8193
// CHECK5-NEXT: 3012ff0: c0 f2 01 0c movt r12, #1
// CHECK5-NEXT: 3012ff4: 60 47 bx r12