diff options
| author | Charles.Forsyth <devnull@localhost> | 2006-12-22 17:07:39 +0000 |
|---|---|---|
| committer | Charles.Forsyth <devnull@localhost> | 2006-12-22 17:07:39 +0000 |
| commit | 37da2899f40661e3e9631e497da8dc59b971cbd0 (patch) | |
| tree | cbc6d4680e347d906f5fa7fca73214418741df72 /libkern/getfcr-386.s | |
| parent | 54bc8ff236ac10b3eaa928fd6bcfc0cdb2ba46ae (diff) | |
20060303a
Diffstat (limited to 'libkern/getfcr-386.s')
| -rw-r--r-- | libkern/getfcr-386.s | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/libkern/getfcr-386.s b/libkern/getfcr-386.s new file mode 100644 index 00000000..c3f3d464 --- /dev/null +++ b/libkern/getfcr-386.s @@ -0,0 +1,27 @@ +TEXT setfcr(SB), $0 + MOVL p+0(FP),AX + XORB $0x3f,AX + PUSHW AX + WAIT + FLDCW 0(SP) + POPW AX + RET + +TEXT getfcr(SB), $0 + PUSHW AX + WAIT + FSTCW 0(SP) + POPW AX + XORB $0x3f,AX + RET + +TEXT getfsr(SB), $0 + WAIT + FSTSW AX + RET + +TEXT setfsr(SB), $0 + WAIT + FCLEX + RET + |