diff options
Diffstat (limited to 'os/pc/fpsave.s')
| -rw-r--r-- | os/pc/fpsave.s | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/os/pc/fpsave.s b/os/pc/fpsave.s new file mode 100644 index 00000000..8bf9448e --- /dev/null +++ b/os/pc/fpsave.s @@ -0,0 +1,9 @@ +TEXT FPsave(SB), 1, $0 /* save FPU environment without waiting */ + MOVL fpu+0(FP), AX + FSTENV 0(AX) + RET + +TEXT FPrestore(SB), 1, $0 /* restore FPU environment without waiting */ + MOVL fpu+0(FP), AX + FLDENV 0(AX) + RET |