gh-mirror/mikepaul-LuaJIT
1
0
Fork 0
mirror of https://github.com/LuaJIT/LuaJIT.git synced 2025-02-07 23:24:09 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

FFI: Disable MUL => BSHL FOLD rule on 32 bit.

Browse Source
This commit is contained in:
Mike Pall 2011-02-03 20:10:13 +01:00
parent df65b8b419
commit 1abf5d4d26
1 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/lj_opt_fold.c
View File

@ -1049,8 +1049,11 @@ LJFOLDF(simplify_intmul_k64)
{ {
if (ir_kint64(fright)->u64 == 0) /* i * 0 ==> 0 */ if (ir_kint64(fright)->u64 == 0) /* i * 0 ==> 0 */
return INT64FOLD(0); return INT64FOLD(0);
#if LJ_64
/* NYI: SPLIT for BSHL and 32 bit backend support. */
else if (ir_kint64(fright)->u64 < 0x80000000u) else if (ir_kint64(fright)->u64 < 0x80000000u)
return simplify_intmul_k(J, (int32_t)ir_kint64(fright)->u64); return simplify_intmul_k(J, (int32_t)ir_kint64(fright)->u64);
#endif
return NEXTFOLD; return NEXTFOLD;
} }