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aot_emit_aot_file.c: Convert switch lookup table relocation (#1149)

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Fix the symbol resolving failure with recent version of wamrc:
```
AOT module load failed: resolve symbol .Lswitch.table.aot _func#82.2 failed
```
Replace the relocations for such symbols with .rodata section.
This commit is contained in:
YAMAMOTO Takashi 2022-05-07 09:41:53 +09:00 committed by GitHub
parent 6fb402aeec
commit 8db6f5978b
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1 changed files with 5 additions and 3 deletions
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8
core/iwasm/compilation/aot_emit_aot_file.c
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@ -2401,13 +2401,15 @@ aot_resolve_object_relocation_group(AOTObjectData *obj_data,
relocation->relocation_type = (uint32)type;
relocation->symbol_name = (char *)LLVMGetSymbolName(rel_sym);
/* for ".LCPIxxx", ".LJTIxxx" and ".LBBxxx" relocation,
* transform the symbol name to real section name and set
/* for ".LCPIxxx", ".LJTIxxx", ".LBBxxx" and switch lookup table
* relocation, transform the symbol name to real section name and set
* addend to the offset of the symbol in the real section */
if (relocation->symbol_name
&& (str_starts_with(relocation->symbol_name, ".LCPI")
|| str_starts_with(relocation->symbol_name, ".LJTI")
|| str_starts_with(relocation->symbol_name, ".LBB"))) {
|| str_starts_with(relocation->symbol_name, ".LBB")
|| str_starts_with(relocation->symbol_name,
".Lswitch.table."))) {
/* change relocation->relocation_addend and
relocation->symbol_name */
LLVMSectionIteratorRef contain_section;