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| author | Mike Pall <mike> | 2011-02-03 20:10:13 +0100 |
|---|---|---|
| committer | Mike Pall <mike> | 2011-02-03 20:10:13 +0100 |
| commit | 1abf5d4d26e83573d273e0f183f195cb2fd89bb6 (patch) | |
| tree | e86d38b434da29b18055c0e65a8e0c3e577498b7 /src | |
| parent | df65b8b419c12327254dec0df116c62525aaabad (diff) | |
| download | luajit-1abf5d4d26e83573d273e0f183f195cb2fd89bb6.tar.gz luajit-1abf5d4d26e83573d273e0f183f195cb2fd89bb6.tar.bz2 luajit-1abf5d4d26e83573d273e0f183f195cb2fd89bb6.zip | |
FFI: Disable MUL => BSHL FOLD rule on 32 bit.
Diffstat (limited to 'src')
| -rw-r--r-- | src/lj_opt_fold.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/lj_opt_fold.c b/src/lj_opt_fold.c index 28758013..9675fca2 100644 --- a/src/lj_opt_fold.c +++ b/src/lj_opt_fold.c | |||
| @@ -1049,8 +1049,11 @@ LJFOLDF(simplify_intmul_k64) | |||
| 1049 | { | 1049 | { |
| 1050 | if (ir_kint64(fright)->u64 == 0) /* i * 0 ==> 0 */ | 1050 | if (ir_kint64(fright)->u64 == 0) /* i * 0 ==> 0 */ |
| 1051 | return INT64FOLD(0); | 1051 | return INT64FOLD(0); |
| 1052 | #if LJ_64 | ||
| 1053 | /* NYI: SPLIT for BSHL and 32 bit backend support. */ | ||
| 1052 | else if (ir_kint64(fright)->u64 < 0x80000000u) | 1054 | else if (ir_kint64(fright)->u64 < 0x80000000u) |
| 1053 | return simplify_intmul_k(J, (int32_t)ir_kint64(fright)->u64); | 1055 | return simplify_intmul_k(J, (int32_t)ir_kint64(fright)->u64); |
| 1056 | #endif | ||
| 1054 | return NEXTFOLD; | 1057 | return NEXTFOLD; |
| 1055 | } | 1058 | } |
| 1056 | 1059 | ||