386BSD 0.1 development

[unix-history] / usr / src / sys.386bsd / i386 / include / npx.h

diff --git a/usr/src/sys.386bsd/i386/include/npx.h b/usr/src/sys.386bsd/i386/include/npx.h
index e4701cf..ad710fc 100644 (file)
--- a/usr/src/sys.386bsd/i386/include/npx.h
+++ b/usr/src/sys.386bsd/i386/include/npx.h
@@ -76,4 +76,16 @@ struct       emcsts {
        long    em_tar;         /* memory mapped temp A register when swtched */
        long    em_dl;          /* memory mapped D low register when swtched */
 };
        long    em_tar;         /* memory mapped temp A register when swtched */
        long    em_dl;          /* memory mapped D low register when swtched */
 };

+
+/* Intel prefer's long real (53 bit) precision */
+#define        __iBCS_NPXCW__          0x262
+/* wfj prefer's temporary real (64 bit) precision */
+#define        __386BSD_NPXCW__        0x362
+
+#ifdef __386BSD__
+#define        __INITIAL_NPXCW__       __386BSD_NPXCW__
+#else
+#define        __INITIAL_NPXCW__       __iBCS_NPXCW__
+#endif
+

 #endif ___NPX87___
 #endif ___NPX87___