llvm-project/lld/test/ELF/arm-branch-rangethunk.s

47 lines
2.3 KiB
ArmAsm

// REQUIRES: arm
// RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t
// RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=armv7a-none-linux-gnueabi %S/Inputs/far-arm-abs.s -o %tfar
// RUN: ld.lld %t %tfar -o %t2
// RUN: llvm-objdump -d --no-show-raw-insn --triple=armv7a-none-linux-gnueabi %t2 | FileCheck --check-prefix=SHORT %s
// RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=armv7a-none-linux-gnueabi %S/Inputs/far-long-arm-abs.s -o %tfarlong
// RUN: ld.lld %t %tfarlong -o %t3
// RUN: llvm-objdump -d --no-show-raw-insn --triple=armv7a-none-linux-gnueabi %t3 | FileCheck --check-prefix=LONG %s
.syntax unified
.section .text, "ax",%progbits
.globl _start
.balign 0x10000
.type _start,%function
_start:
/// address of too_far symbols are just out of range of ARM branch with
/// 26-bit immediate field and an addend of -8
bl too_far1
b too_far2
beq too_far3
// SHORT: 00030000 <_start>:
// SHORT-NEXT: 30000: bl #4 <__ARMv7ABSLongThunk_too_far1>
// SHORT-NEXT: 30004: b #4 <__ARMv7ABSLongThunk_too_far2>
// SHORT-NEXT: 30008: beq #4 <__ARMv7ABSLongThunk_too_far3>
// SHORT: 0003000c <__ARMv7ABSLongThunk_too_far1>:
// SHORT-NEXT: 3000c: b #33554420 <__ARMv7ABSLongThunk_too_far3+0x1fffff4>
// SHORT: 00030010 <__ARMv7ABSLongThunk_too_far2>:
// SHORT-NEXT: 30010: b #33554420 <__ARMv7ABSLongThunk_too_far3+0x1fffff8>
// SHORT: 00030014 <__ARMv7ABSLongThunk_too_far3>:
// SHORT-NEXT: 30014: b #33554420 <__ARMv7ABSLongThunk_too_far3+0x1fffffc>
// LONG: 00030000 <_start>:
// LONG-NEXT: 30000: bl #4 <__ARMv7ABSLongThunk_too_far1>
// LONG-NEXT: 30004: b #12 <__ARMv7ABSLongThunk_too_far2>
// LONG-NEXT: 30008: beq #20 <__ARMv7ABSLongThunk_too_far3>
// LONG: 0003000c <__ARMv7ABSLongThunk_too_far1>:
// LONG-NEXT: 3000c: movw r12, #20
// LONG-NEXT: 30010: movt r12, #515
// LONG-NEXT: 30014: bx r12
// LONG: 00030018 <__ARMv7ABSLongThunk_too_far2>:
// LONG-NEXT: 30018: movw r12, #32
// LONG-NEXT: 3001c: movt r12, #515
// LONG-NEXT: 30020: bx r12
// LONG: 00030024 <__ARMv7ABSLongThunk_too_far3>:
// LONG-NEXT: 30024: movw r12, #44
// LONG-NEXT: 30028: movt r12, #515
// LONG-NEXT: 3002c: bx r12