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| author | dam <dam@gudinoff> | 2023-06-29 19:40:35 +0100 |
|---|---|---|
| committer | dam <dam@gudinoff> | 2023-06-29 19:40:35 +0100 |
| commit | 790b57ca5bbcf74784cb5f2c43e1479756a72840 (patch) | |
| tree | 1a9a2d44c0197f3cac76f313bfccfa07c94290d5 /Math_Ext.jai | |
| parent | 1238925ad79b736c262105103a0de8a8c634b7c0 (diff) | |
| download | task-time-tracker-790b57ca5bbcf74784cb5f2c43e1479756a72840.tar.zst task-time-tracker-790b57ca5bbcf74784cb5f2c43e1479756a72840.zip | |
Fix u-mul and force zero-extension on u8-div.
Diffstat (limited to 'Math_Ext.jai')
| -rw-r--r-- | Math_Ext.jai | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Math_Ext.jai b/Math_Ext.jai index 8f7531b..dd553cd 100644 --- a/Math_Ext.jai +++ b/Math_Ext.jai @@ -230,6 +230,7 @@ mul :: (x: $Tx, y: $Ty, $USE_GENERIC: bool = false) -> result: $Tr, overflow: bo #if Tr == u32 { MAX :: U32_MAX; } #if Tr == u64 { MAX :: U64_MAX; } + if x == 0 || y == 0 then return 0, false; if x > MAX / y then return MAX, true; } @@ -422,7 +423,7 @@ div :: (x: $Tx, y: $Ty, $USE_GENERIC: bool = false) -> result: $Tr, remainder: T remainder === d; mov saturated, 0; - mov result, x; + movzxbw result, x; // Move zero-extended byte to word. div.SIZE result, y; // Extract remainder from result's high bits. |