From 0f0d6d5a26408ff79ecbee8a2d6a13f6db57c786 Mon Sep 17 00:00:00 2001
From: "Charles.Forsyth" <devnull@localhost>
Date: Sat, 24 May 2008 18:41:38 +0000
Subject: 20080524-1941

---
 CHANGES                       |  2 ++
 include/version.h             |  2 +-
 lib9/getcallerpc-NetBSD-386.S |  7 ++++
 libmath/FPcontrol-NetBSD.c    | 78 +++++++++++++++++++++++++++++++++++++++++++
 libmemdraw/mkfile-NetBSD      |  4 +++
 mkfiles/mkfile-NetBSD-386     | 29 ++++++++++++++++
 mkfiles/mkhost-NetBSD         | 19 +++++++++++
 7 files changed, 140 insertions(+), 1 deletion(-)
 create mode 100644 lib9/getcallerpc-NetBSD-386.S
 create mode 100644 libmath/FPcontrol-NetBSD.c
 create mode 100644 libmemdraw/mkfile-NetBSD
 create mode 100644 mkfiles/mkfile-NetBSD-386
 create mode 100644 mkfiles/mkhost-NetBSD

diff --git a/CHANGES b/CHANGES
index 881d826e..94db464a 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,5 @@
+20080524
+	add missing NetBSD files
 20080522
 	dis/lib/msgio.dis appl/lib/msgio.b - fix incorrect check for 16rFF
 	add OpenBSD changes from tim@nop.cx (more changes to follow shortly that cause changes elsewhere)
diff --git a/include/version.h b/include/version.h
index 1e70c2b7..a2f53183 100644
--- a/include/version.h
+++ b/include/version.h
@@ -1 +1 @@
-#define VERSION	"Fourth Edition (20080522)"
+#define VERSION	"Fourth Edition (20080524)"
diff --git a/lib9/getcallerpc-NetBSD-386.S b/lib9/getcallerpc-NetBSD-386.S
new file mode 100644
index 00000000..8cf0040b
--- /dev/null
+++ b/lib9/getcallerpc-NetBSD-386.S
@@ -0,0 +1,7 @@
+	.file	"getcallerpc-NetBSD-386.S"
+
+	.type	getcallerpc,@function
+	.global	getcallerpc
+getcallerpc:
+	movl	4(%ebp), %eax
+	ret
diff --git a/libmath/FPcontrol-NetBSD.c b/libmath/FPcontrol-NetBSD.c
new file mode 100644
index 00000000..a4419c8f
--- /dev/null
+++ b/libmath/FPcontrol-NetBSD.c
@@ -0,0 +1,78 @@
+#include "lib9.h"
+#include "fpuctl.h"
+#include "mathi.h"
+
+void
+FPinit(void)
+{
+	setfsr(0);	/* Clear pending exceptions */
+	setfcr(FPPDBL|FPRNR|FPINVAL|FPZDIV|FPUNFL|FPOVFL);
+}
+
+ulong
+getFPstatus(void)
+{
+	ulong fsr = 0, fsr9 = getfsr();
+	/* on specific machines, could be table lookup */
+	if(fsr9&FPAINEX) fsr |= INEX;
+	if(fsr9&FPAOVFL) fsr |= OVFL;
+	if(fsr9&FPAUNFL) fsr |= UNFL;
+	if(fsr9&FPAZDIV) fsr |= ZDIV;
+	if(fsr9&FPAINVAL) fsr |= INVAL;
+	return fsr;
+}
+
+ulong
+FPstatus(ulong fsr, ulong mask)
+{
+	ulong fsr9 = 0;
+	ulong old = getFPstatus();
+	fsr = (fsr&mask) | (old&~mask);
+	if(fsr&INEX) fsr9 |= FPAINEX;
+	if(fsr&OVFL) fsr9 |= FPAOVFL;
+	if(fsr&UNFL) fsr9 |= FPAUNFL;
+	if(fsr&ZDIV) fsr9 |= FPAZDIV;
+	if(fsr&INVAL) fsr9 |= FPAINVAL;
+	setfsr(fsr9);
+	return(old&mask);
+}
+
+ulong
+getFPcontrol(void)
+{
+	ulong fcr = 0, fcr9 = getfcr();
+	switch(fcr9&FPRMASK){
+		case FPRNR:	fcr = RND_NR; break;
+		case FPRNINF:	fcr = RND_NINF; break;
+		case FPRPINF:	fcr = RND_PINF; break;
+		case FPRZ:	fcr = RND_Z; break;
+	}
+	if(fcr9&FPINEX) fcr |= INEX;
+	if(fcr9&FPOVFL) fcr |= OVFL;
+	if(fcr9&FPUNFL) fcr |= UNFL;
+	if(fcr9&FPZDIV) fcr |= ZDIV;
+	if(fcr9&FPINVAL) fcr |= INVAL;
+	return fcr;
+}
+
+ulong
+FPcontrol(ulong fcr, ulong mask)
+{
+	ulong fcr9 = FPPDBL;
+	ulong old = getFPcontrol();
+	fcr = (fcr&mask) | (old&~mask);
+	if(fcr&INEX) fcr9 |= FPINEX;
+	if(fcr&OVFL) fcr9 |= FPOVFL;
+	if(fcr&UNFL) fcr9 |= FPUNFL;
+	if(fcr&ZDIV) fcr9 |= FPZDIV;
+	if(fcr&INVAL) fcr9 |= FPINVAL;
+	switch(fcr&RND_MASK){
+		case RND_NR:	fcr9 |= FPRNR; break;
+		case RND_NINF:	fcr9 |= FPRNINF; break;
+		case RND_PINF:	fcr9 |= FPRPINF; break;
+		case RND_Z:	fcr9 |= FPRZ; break;
+	}
+	setfcr(fcr9);
+	return(old&mask);
+}
+
diff --git a/libmemdraw/mkfile-NetBSD b/libmemdraw/mkfile-NetBSD
new file mode 100644
index 00000000..f00ef4c1
--- /dev/null
+++ b/libmemdraw/mkfile-NetBSD
@@ -0,0 +1,4 @@
+#
+#	Object files specific for Nt
+#
+<mkfile-Inferno
diff --git a/mkfiles/mkfile-NetBSD-386 b/mkfiles/mkfile-NetBSD-386
new file mode 100644
index 00000000..6c6c7f52
--- /dev/null
+++ b/mkfiles/mkfile-NetBSD-386
@@ -0,0 +1,29 @@
+TARGMODEL=	Posix
+TARGSHTYPE=	sh
+CPUS=		386
+
+O=		o
+OS=		o
+
+AR=		ar
+ARFLAGS=	ruvs
+
+AS=		cc -c
+ASFLAGS=
+
+CC=		cc -c
+CFLAGS=		-g\
+		-O\
+		-Wno-deprecated-declarations -Wuninitialized -Wunused -Wreturn-type -Wimplicit\
+		-I$ROOT/NetBSD/386/include\
+		-I$ROOT/include\
+ 		-I/usr/X11R6/include
+
+ANSICPP=
+LD=		cc
+LDFLAGS=	-L/usr/X11R6/lib -R/usr/X11R6/lib
+
+SYSLIBS=
+
+YACC=		yacc
+YFLAGS=		-d
diff --git a/mkfiles/mkhost-NetBSD b/mkfiles/mkhost-NetBSD
new file mode 100644
index 00000000..b9348840
--- /dev/null
+++ b/mkfiles/mkhost-NetBSD
@@ -0,0 +1,19 @@
+
+#	Variables for host system type = NetBSD
+
+SHELLTYPE=	sh
+SHELLNAME=	/bin/sh
+HOSTMODEL=	Posix
+OSTARG=		os
+
+DATA2S=		data2s
+NDATE=		date +'%s'
+KSIZE=		ksize
+AWK=		awk
+CP=	cp
+ECHO=	echo
+FALSE=	false
+MKDIR=	mkdir -p
+RM=	rm -f
+RMDIR=	rmdir
+TRUE=	true
-- 
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