forked from OSchip/llvm-project
42 lines
1.3 KiB
ArmAsm
42 lines
1.3 KiB
ArmAsm
// REQUIRES: arm
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// RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t
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// RUN: ld.lld --image-base=0x10000000 %t -o %t2
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// RUN: llvm-objdump --triple=armv7a-none-linux-gnueabi --no-show-raw-insn -d %t2 | FileCheck %s
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/// Check that the ARM ABI rules for undefined weak symbols are applied.
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/// Branch instructions are resolved to the next instruction. Undefined
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/// Symbols in relative are resolved to the place so S - P + A = A.
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/// We place the image-base at 0x10000000 to test that a range extensions thunk
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/// is not generated.
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.syntax unified
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.weak target
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.type target, %function
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.text
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.global _start
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_start:
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/// R_ARM_JUMP24
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b target
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/// R_ARM_CALL
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bl target
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/// R_ARM_CALL with exchange
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blx target
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/// R_ARM_MOVT_PREL
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movt r0, :upper16:target - .
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/// R_ARM_MOVW_PREL_NC
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movw r0, :lower16:target - .
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/// R_ARM_REL32
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.word target - .
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// CHECK: Disassembly of section .text:
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// CHECK-EMPTY:
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// CHECK-NEXT: 100100b4 <_start>:
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// CHECK-NEXT: 100100b4: b {{.+}} @ imm = #-4
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// CHECK-NEXT: 100100b8: bl {{.+}} @ imm = #-4
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// CHECK-NEXT: 100100bc: bl {{.+}} @ imm = #-4
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// CHECK-NEXT: 100100c0: movt r0, #0
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// CHECK-NEXT: 100100c4: movw r0, #0
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// CHECK: 100100c8: 00 00 00 00 .word 0x00000000
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