gh-mirror/mikepaul-LuaJIT
1
0
Fork 0
mirror of https://github.com/LuaJIT/LuaJIT.git synced 2025-04-19 21:43:27 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Arm64: Fix LDP instruction fuse when offset is negative.

Browse Source
This commit is contained in:
Zhongwei Yao 2023-07-06 13:29:43 -07:00
parent ff6c496ba1
commit 7d06606b67
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/lj_emit_arm64.h
View File

@ -143,7 +143,7 @@ static void emit_lso(ASMState *as, A64Ins ai, Reg rd, Reg rn, int64_t ofs)
goto nopair;
}
if (ofsm >= (int)((unsigned int)-64<<sc) && ofsm <= (63<<sc)) {
*as->mcp = aip | A64F_N(rn) | ((ofsm >> sc) << 15) |
*as->mcp = aip | A64F_N(rn) | (((ofsm >> sc)&0x7f) << 15) |
(ai ^ ((ai == A64I_LDRx || ai == A64I_STRx) ? 0x50000000 : 0x90000000));
return;
}