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aot_reloc_arm.c: Implement R_ARM_MOVW_ABS_NC and R_ARM_MOVT_ABS (#1148)

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Implement reloc type R_ARM_MOVW_ABS_NC and R_ARM_MOVT_ABS for arm,
refer to:
https://github.com/ARM-software/abi-aa/blob/main/aaelf32/aaelf32.rst#5614static-arm-relocations
This commit is contained in:
YAMAMOTO Takashi 2022-05-07 11:22:05 +09:00 committed by GitHub
parent 8db6f5978b
commit 3edb832f76
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1 changed files with 17 additions and 0 deletions
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17
core/iwasm/aot/arch/aot_reloc_arm.c
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@ -8,6 +8,8 @@
#define R_ARM_CALL 28 /* PC relative 24 bit (BL, BLX). */
#define R_ARM_JMP24 29 /* PC relative 24 bit (B/BL<cond>). */
#define R_ARM_ABS32 2 /* Direct 32 bit */
#define R_ARM_MOVW_ABS_NC 43
#define R_ARM_MOVT_ABS 44
/* clang-format off */
void __adddf3();
@ -339,6 +341,21 @@ apply_relocation(AOTModule *module, uint8 *target_section_addr,
+ (intptr_t)reloc_addend;
break;
}
case R_ARM_MOVW_ABS_NC:
case R_ARM_MOVT_ABS:
{
uintptr_t *loc;
uintptr_t addr;
CHECK_RELOC_OFFSET(sizeof(void *));
loc = (uintptr_t *)(target_section_addr + (uint32)reloc_offset);
addr = (uintptr_t)symbol_addr + (intptr_t)reloc_addend;
if (reloc_type == R_ARM_MOVT_ABS) {
addr >>= 16;
}
*loc = ((*loc) & 0xfff0f000) | ((addr << 4) & 0x000f0000)
| (addr & 0x00000fff);
break;
}
default:
if (error_buf != NULL)