ref: 566c3ca2de98761f9039e49ca5f68ee1a9ad73c4
parent: 491fe2515890fc4e624af72f15775fd48510486a
author: Ori Bernstein <ori@eigenstate.org>
date: Mon Feb 8 10:45:11 EST 2021
ape: sync flaot.h macros with u.h The float.h macros got out of sync with u.h, some of them missing and some of them being incorrect. This change brings them back in line.
--- a/386/include/ape/float.h
+++ b/386/include/ape/float.h
@@ -52,9 +52,10 @@
#ifdef _PLAN9_SOURCE
/* FCR */
#define FPINEX (1<<5)
-#define FPOVFL (1<<3)
#define FPUNFL ((1<<4)|(1<<1))
+#define FPOVFL (1<<3)
#define FPZDIV (1<<2)
+#define FPINVAL (1<<0)
#define FPRNR (0<<10)
#define FPRZ (3<<10)
#define FPRPINF (2<<10)
@@ -69,5 +70,6 @@
#define FPAOVFL FPOVFL
#define FPAUNFL FPUNFL
#define FPAZDIV FPZDIV
+#define FPAINVAL FPINVAL
#endif
#endif /* __FLOAT */
--- a/68020/include/ape/float.h
+++ b/68020/include/ape/float.h
@@ -58,6 +58,7 @@
#define FPZDIV (1<<10)
#define FPRNR (0<<4)
#define FPRZ (1<<4)
+#define FPINVAL (3<<13)
#define FPRPINF (3<<4)
#define FPRNINF (2<<4)
#define FPRMASK (3<<4)
@@ -70,5 +71,6 @@
#define FPAOVFL FPOVFL
#define FPAUNFL FPUNFL
#define FPAZDIV FPZDIV
+#define FPAINVAL FPINVAL
#endif
#endif /* __FLOAT */
--- a/arm/include/ape/float.h
+++ b/arm/include/ape/float.h
@@ -50,24 +50,30 @@
#define Sudden_Underflow 1
#endif
#ifdef _PLAN9_SOURCE
-/* FCR */
-#define FPINEX (1<<5)
-#define FPOVFL (1<<3)
-#define FPUNFL ((1<<4)|(1<<1))
-#define FPZDIV (1<<2)
-#define FPRNR (0<<10)
-#define FPRZ (3<<10)
-#define FPRPINF (2<<10)
-#define FPRNINF (1<<10)
-#define FPRMASK (3<<10)
-#define FPPEXT (3<<8)
-#define FPPSGL (0<<8)
-#define FPPDBL (2<<8)
-#define FPPMASK (3<<8)
-/* FSR */
-#define FPAINEX FPINEX
-#define FPAOVFL FPOVFL
-#define FPAUNFL FPUNFL
-#define FPAZDIV FPZDIV
+/* VFP FPSCR (exceptions) */
+#define FPINEX (1<<12)
+#define FPUNFL (1<<11)
+#define FPOVFL (1<<10)
+#define FPZDIV (1<<9)
+#define FPINVAL (1<<8)
+
+/* VFP FPSCR (rounding) */
+#define FPRNR (0<<22)
+#define FPRPINF (1<<22)
+#define FPRNINF (2<<22)
+#define FPRZ (3<<22)
+
+#define FPRMASK (3<<22)
+
+/* VFP FPSCR (status) */
+#define FPPEXT 0
+#define FPPSGL 0
+#define FPPDBL 0
+#define FPPMASK 0
+#define FPAINEX (1<<4)
+#define FPAUNFL (1<<3)
+#define FPAOVFL (1<<2)
+#define FPAZDIV (1<<1)
+#define FPAINVAL (1<<0)
#endif
#endif /* __FLOAT */
--- a/arm64/include/ape/float.h
+++ b/arm64/include/ape/float.h
@@ -50,24 +50,29 @@
#define Sudden_Underflow 1
#endif
#ifdef _PLAN9_SOURCE
-/* FCR */
-#define FPINEX (1<<5)
-#define FPOVFL (1<<3)
-#define FPUNFL ((1<<4)|(1<<1))
-#define FPZDIV (1<<2)
-#define FPRNR (0<<10)
-#define FPRZ (3<<10)
-#define FPRPINF (2<<10)
-#define FPRNINF (1<<10)
-#define FPRMASK (3<<10)
-#define FPPEXT (3<<8)
-#define FPPSGL (0<<8)
-#define FPPDBL (2<<8)
-#define FPPMASK (3<<8)
-/* FSR */
-#define FPAINEX FPINEX
-#define FPAOVFL FPOVFL
-#define FPAUNFL FPUNFL
-#define FPAZDIV FPZDIV
+/* FPCR (control) */
+#define FPINEX (1<<12)
+#define FPUNFL (1<<11)
+#define FPOVFL (1<<10)
+#define FPZDIV (1<<9)
+#define FPINVAL (1<<8)
+
+#define FPRNR (0<<22)
+#define FPRPINF (1<<22)
+#define FPRNINF (2<<22)
+#define FPRZ (3<<22)
+
+#define FPRMASK (3<<22)
+
+/* FPSR (status) */
+#define FPPEXT 0
+#define FPPSGL 0
+#define FPPDBL 0
+#define FPPMASK 0
+#define FPAINEX (1<<4)
+#define FPAUNFL (1<<3)
+#define FPAOVFL (1<<2)
+#define FPAZDIV (1<<1)
+#define FPAINVAL (1<<0)
#endif
#endif /* __FLOAT */
--- a/mips/include/ape/float.h
+++ b/mips/include/ape/float.h
@@ -52,9 +52,10 @@
#ifdef _PLAN9_SOURCE
/* FCR */
#define FPINEX (1<<7)
-#define FPOVFL (1<<9)
#define FPUNFL (1<<8)
+#define FPOVFL (1<<9)
#define FPZDIV (1<<10)
+#define FPINVAL (1<<11)
#define FPRNR (0<<0)
#define FPRZ (1<<0)
#define FPRPINF (2<<0)
@@ -69,5 +70,6 @@
#define FPAOVFL (1<<4)
#define FPAUNFL (1<<3)
#define FPAZDIV (1<<5)
+#define FPAINVAL (1<<6)
#endif
#endif /* __FLOAT */
--- a/power/include/ape/float.h
+++ b/power/include/ape/float.h
@@ -50,24 +50,45 @@
#define Sudden_Underflow 1
#endif
#ifdef _PLAN9_SOURCE
-/* FCR */
-#define FPINEX (1<<7)
-#define FPOVFL (1<<9)
-#define FPUNFL (1<<8)
-#define FPZDIV (1<<10)
+/* FPSCR */
+#define FPSFX (1<<31) /* exception summary (sticky) */
+#define FPSEX (1<<30) /* enabled exception summary */
+#define FPSVX (1<<29) /* invalid operation exception summary */
+#define FPSOX (1<<28) /* overflow exception OX (sticky) */
+#define FPSUX (1<<27) /* underflow exception UX (sticky) */
+#define FPSZX (1<<26) /* zero divide exception ZX (sticky) */
+#define FPSXX (1<<25) /* inexact exception XX (sticky) */
+#define FPSVXSNAN (1<<24) /* invalid operation exception for SNaN (sticky) */
+#define FPSVXISI (1<<23) /* invalid operation exception for â-â (sticky) */
+#define FPSVXIDI (1<<22) /* invalid operation exception for â/â (sticky) */
+#define FPSVXZDZ (1<<21) /* invalid operation exception for 0/0 (sticky) */
+#define FPSVXIMZ (1<<20) /* invalid operation exception for â*0 (sticky) */
+#define FPSVXVC (1<<19) /* invalid operation exception for invalid compare (sticky) */
+#define FPSFR (1<<18) /* fraction rounded */
+#define FPSFI (1<<17) /* fraction inexact */
+#define FPSFPRF (1<<16) /* floating point result class */
+#define FPSFPCC (0xF<<12) /* <, >, =, unordered */
+#define FPVXCVI (1<<8) /* enable exception for invalid integer convert (sticky) */
+#define FPVE (1<<7) /* invalid operation exception enable */
+#define FPOVFL (1<<6) /* enable overflow exceptions */
+#define FPUNFL (1<<5) /* enable underflow */
+#define FPZDIV (1<<4) /* enable zero divide */
+#define FPINEX (1<<3) /* enable inexact exceptions */
+#define FPRMASK (3<<0) /* rounding mode */
#define FPRNR (0<<0)
#define FPRZ (1<<0)
#define FPRPINF (2<<0)
#define FPRNINF (3<<0)
-#define FPRMASK (3<<0)
#define FPPEXT 0
#define FPPSGL 0
#define FPPDBL 0
#define FPPMASK 0
-/* FSR */
-#define FPAINEX (1<<2)
-#define FPAOVFL (1<<4)
-#define FPAUNFL (1<<3)
-#define FPAZDIV (1<<5)
+#define FPINVAL FPVE
+
+#define FPAOVFL FPSOX
+#define FPAINEX FPSXX
+#define FPAUNFL FPSUX
+#define FPAZDIV FPSZX
+#define FPAINVAL FPSVX
#endif
#endif /* __FLOAT */
--- a/sparc/include/ape/float.h
+++ b/sparc/include/ape/float.h
@@ -57,6 +57,7 @@
#define FPZDIV (1<<24)
#define FPRNR (0<<30)
#define FPRZ (1<<30)
+#define FPINVAL (1<<27)
#define FPRPINF (2<<30)
#define FPRNINF (3<<30)
#define FPRMASK (3<<30)
@@ -66,8 +67,9 @@
#define FPPMASK 0
/* FSR */
#define FPAINEX (1<<5)
-#define FPAOVFL (1<<8)
-#define FPAUNFL (1<<7)
#define FPAZDIV (1<<6)
+#define FPAUNFL (1<<7)
+#define FPAOVFL (1<<8)
+#define FPAINVAL (1<<9)
#endif
#endif /* __FLOAT */
--- a/sparc64/include/ape/float.h
+++ b/sparc64/include/ape/float.h
@@ -57,6 +57,7 @@
#define FPZDIV (1<<24)
#define FPRNR (0<<30)
#define FPRZ (1<<30)
+#define FPINVAL (1<<27)
#define FPRPINF (2<<30)
#define FPRNINF (3<<30)
#define FPRMASK (3<<30)
@@ -66,8 +67,9 @@
#define FPPMASK 0
/* FSR */
#define FPAINEX (1<<5)
-#define FPAOVFL (1<<8)
-#define FPAUNFL (1<<7)
#define FPAZDIV (1<<6)
+#define FPAUNFL (1<<7)
+#define FPAOVFL (1<<8)
+#define FPAINVAL (1<<9)
#endif
#endif /* __FLOAT */