4 ms·
Huh? Set bits 6 (DAZ) and 15 (FZ) in MXCSR. Done. The only instructions you can’t set to flush are the legacy x87 opcodes, which you shouldn’t be using in a pe
by stephencanon 8y ago
Huh? Set bits 6 (DAZ) and 15 (FZ) in MXCSR. Done.
The only instructions you can’t set to flush are the legacy x87 opcodes, which you shouldn’t be using in a performance-sensitive context anyway.
- CamperBob2 8y agoSadly, some of us are stuck maintaining code that still needs to run on pre-SSE2 hardware.