// REQUIRES: arm // RUN: llvm-mc -filetype=obj -triple=thumbv7a-none-linux-gnueabi %s -o %t // RUN: ld.lld %t -o %t2 2>&1 // RUN: llvm-objdump -triple=thumbv7a-none-linux-gnueabi -d %t2 | FileCheck %s // Check that the ARM ABI rules for undefined weak symbols are applied. // Branch instructions are resolved to the next instruction. Relative // relocations are resolved to the place. .syntax unified .weak target .text .global _start _start: // R_ARM_THM_JUMP19 beq.w target // R_ARM_THM_JUMP24 b.w target // R_ARM_THM_CALL bl target // R_ARM_THM_CALL with exchange blx target // R_ARM_THM_MOVT_PREL movt r0, :upper16:target - . // R_ARM_THM_MOVW_PREL_NC movw r0, :lower16:target - . // CHECK: Disassembly of section .text: // 69636 = 0x11004 // CHECK: 11000: {{.*}} beq.w #0 <_start+0x4> // CHECK-NEXT: 11004: {{.*}} b.w #0 <_start+0x8> // CHECK-NEXT: 11008: {{.*}} bl #0 // blx is transformed into bl so we don't change state // CHECK-NEXT: 1100c: {{.*}} bl #0 // CHECK-NEXT: 11010: {{.*}} movt r0, #0 // CHECK-NEXT: 11014: {{.*}} movw r0, #0