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| author | Kartik Agaram <vc@akkartik.com> | 2020-10-05 10:16:53 -0700 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2020-10-05 10:25:25 -0700 |
| commit | f13576b5d273ef9175e938b15f55bb1ead22fb1d (patch) | |
| tree | a54c4667e384a7eec44d0e5e7c2da687b670b7e9 /html/013direct_addressing.cc.html | |
| parent | bb3ce6cdea12ff00b998c5a1c6dbf2c83dba77c2 (diff) | |
| download | mu-f13576b5d273ef9175e938b15f55bb1ead22fb1d.tar.gz | |
6957
The final fix to the raytracing program involves rounding modes. It turns out x86 processors round floats by default, unlike C which has trained me to expect truncation. Rather than mess with the MXCSR register, I added another instruction for truncation. Now milestone 3 emits perfectly correct results.
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