diff options
| -rw-r--r-- | src/lj_emit_arm64.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/lj_emit_arm64.h b/src/lj_emit_arm64.h index eb8f7fc7..52e75559 100644 --- a/src/lj_emit_arm64.h +++ b/src/lj_emit_arm64.h | |||
| @@ -46,7 +46,9 @@ static uint32_t emit_isk13(uint64_t n, int is64) | |||
| 46 | if (!n) return 0; /* Neither all-zero nor all-ones are allowed. */ | 46 | if (!n) return 0; /* Neither all-zero nor all-ones are allowed. */ |
| 47 | do { /* Find the repeat width. */ | 47 | do { /* Find the repeat width. */ |
| 48 | if (is64 && (uint32_t)(n^(n>>32))) break; | 48 | if (is64 && (uint32_t)(n^(n>>32))) break; |
| 49 | n = (uint32_t)n; w = 32; if ((n^(n>>16)) & 0xffff) break; | 49 | n = (uint32_t)n; |
| 50 | if (!n) return 0; /* Ditto when passing n=0xffffffff and is64=0. */ | ||
| 51 | w = 32; if ((n^(n>>16)) & 0xffff) break; | ||
| 50 | n = n & 0xffff; w = 16; if ((n^(n>>8)) & 0xff) break; | 52 | n = n & 0xffff; w = 16; if ((n^(n>>8)) & 0xff) break; |
| 51 | n = n & 0xff; w = 8; if ((n^(n>>4)) & 0xf) break; | 53 | n = n & 0xff; w = 8; if ((n^(n>>4)) & 0xf) break; |
| 52 | n = n & 0xf; w = 4; if ((n^(n>>2)) & 0x3) break; | 54 | n = n & 0xf; w = 4; if ((n^(n>>2)) & 0x3) break; |