pc kernel: fix wrong simd exception mask (fixes go bootstrap)

2018-01-04 04:38:31 +01:00 · 2018-01-04 04:38:31 +01:00 · d3e54ff2d9
parent 743f65c878
commit d3e54ff2d9
1 changed files with 1 additions and 1 deletions
--- a/sys/src/9/pc/main.c
+++ b/sys/src/9/pc/main.c
@ -527,7 +527,7 @@ mathemu(Ureg *ureg, void*)
 	case FPinit:
 		fpinit();
 		if(fpsave == fpssesave)
-			ldmxcsr(0);	/* no simd exceptions on 386 */
+			ldmxcsr(0x1f80);	/* no simd exceptions on 386 */
 		while(up->fpsave == nil)
 			up->fpsave = mallocalign(sizeof(FPsave), FPalign, 0, 0);
 		up->fpstate = FPactive;