[lld] 61bccda - [LLD][ELF][ARM] Convert ADR/LDR to .inst .reloc

[Peter Smith via llvm-commits]

Author: Peter Smith
Date: 2020-04-20T13:59:05+01:00
New Revision: 61bccda9d9d920c72f49025f11e8601daeb096ec

URL: https://github.com/llvm/llvm-project/commit/61bccda9d9d920c72f49025f11e8601daeb096ec
DIFF: https://github.com/llvm/llvm-project/commit/61bccda9d9d920c72f49025f11e8601daeb096ec.diff

LOG: [LLD][ELF][ARM] Convert ADR/LDR to .inst .reloc

After D78301 MC no longer emits a relocation for this case. Change to use
.inst and .reloc to synthesize the same instruction and relocation.

Added: 
    

Modified: 
    lld/test/ELF/arm-thumb-undefined-weak.s

Removed: 
    


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diff  --git a/lld/test/ELF/arm-thumb-undefined-weak.s b/lld/test/ELF/arm-thumb-undefined-weak.s
index 9c9626cfc4a9..6cc26cfb8784 100644
--- a/lld/test/ELF/arm-thumb-undefined-weak.s
+++ b/lld/test/ELF/arm-thumb-undefined-weak.s
@@ -28,9 +28,13 @@ _start:
 /// R_ARM_THM_MOVW_PREL_NC
  movw r0, :lower16:target - .
 /// R_ARM_THM_ALU_PREL_11_0
- adr r0, target
+/// adr r0, target
+ .inst.w 0xf2af0004
+ .reloc 0x18, R_ARM_THM_ALU_PREL_11_0, target
 /// R_ARM_THM_PC12
- ldr r0, target
+/// ldr r0, target
+ .inst.w 0xf85f0004
+ .reloc 0x1c, R_ARM_THM_PC12, target
 // CHECK: Disassembly of section .text:
 // CHECK-EMPTY:
 // CHECK:         200b4: {{.*}} beq.w   #0 <_start+0x4>