// REQUIRES: arm // RUN: llvm-mc -filetype=obj -triple=thumbv7a-none-linux-gnueabi %s -o %t // RUN: echo "SECTIONS { \ // RUN: . = SIZEOF_HEADERS; \ // RUN: .callee_low : { *(.callee_low) } \ // RUN: .caller : { *(.caller) } \ // RUN: .callee_high : { *(.callee_high) } \ // RUN: .text : { *(.text) } } " > %t.script // RUN: ld.lld --script %t.script %t %S/Inputs/arm-thumb-narrow-branch.o -o %t2 // RUN: llvm-objdump -d %t2 | FileCheck %s // Test the R_ARM_THM_JUMP11 and R_ARM_THM_JUMP8 relocations which are used // with the narrow encoding of B.N and BEQ.N. // // The source of these relocations is a binary file arm-thumb-narrow-branch.o // which has been assembled with the GNU assembler as llvm-mc doesn't emit it // as the range of +-2048 bytes is too small to be practically useful for out // of section branches. .syntax unified .global callee_low_far .type callee_low_far,%function callee_low_far = 0x809 .global callee_low_near .type callee_low_near,%function callee_low_near = 0xfff .section .callee_low,"ax",%progbits .thumb .balign 0x1000 .type callee_low,%function .globl callee_low callee_low: bx lr .text .align 2 .thumb .globl _start .type _start, %function _start: bl callers bx lr .section .callee_high,"ax",%progbits .thumb .align 2 .type callee_high,%function .globl callee_high callee_high: bx lr .global callee_high_near .type callee_high_near,%function callee_high_near = 0x10ff .global callee_high_far .type callee_high_far,%function callee_high_far = 0x180d // CHECK: Disassembly of section .callee_low: // CHECK-EMPTY: // CHECK-NEXT: : // CHECK-NEXT: 1000: 4770 bx lr // CHECK-EMPTY: // CHECK-NEXT: Disassembly of section .caller: // CHECK-EMPTY: // CHECK-NEXT: : /// callee_low_far = 0x809 // CHECK-NEXT: 1004: e400 b 0x808 // CHECK-NEXT: 1006: e7fb b 0x1000 // CHECK-NEXT: 1008: e006 b 0x1018 /// callee_high_far = 0x180d // CHECK-NEXT: 100a: e3ff b 0x180c /// callee_low_near = 0xfff // CHECK-NEXT: 100c: d0f7 beq 0xffe // CHECK-NEXT: 100e: d0f7 beq 0x1000 // CHECK-NEXT: 1010: d002 beq 0x1018 /// callee_high_near = 0x10ff // CHECK-NEXT: 1012: d074 beq 0x10fe // CHECK-NEXT: 1014: 4770 bx lr // CHECK-NEXT: 1016: 46c0 mov r8, r8 // CHECK-EMPTY: // CHECK-NEXT: Disassembly of section .callee_high: // CHECK-EMPTY: // CHECK-NEXT: : // CHECK-NEXT: 1018: 4770 bx lr // CHECK-EMPTY: // CHECK-NEXT: Disassembly of section .text: // CHECK-EMPTY: // CHECK-NEXT: <_start>: // CHECK-NEXT: 101c: f7ff fff2 bl 0x1004 // CHECK-NEXT: 1020: 4770 bx lr