From: CSRG <csrg@ucbvax.Berkeley.EDU>
Date: Sun, 25 Aug 1985 06:56:36 +0000 (-0800)
Subject: BSD 4_3 development
X-Git-Tag: BSD-4_3~1053
X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/commitdiff_plain/db799bb8df209eef94b093682d01e1e7a8ae00b8

BSD 4_3 development
Work on file usr/src/lib/pcc/mac2defs.h
Work on file usr/src/lib/pcc/macdefs.h

Synthesized-from: CSRG/cd1/4.3
---

diff --git a/usr/src/lib/pcc/mac2defs.h b/usr/src/lib/pcc/mac2defs.h
new file mode 100644
index 0000000000..25f517aab6
--- /dev/null
+++ b/usr/src/lib/pcc/mac2defs.h
@@ -0,0 +1,73 @@
+/*	mac2defs.h	4.2	85/08/23	*/
+
+/*
+ * VAX-11/780 Registers
+ */
+
+/*
+ * Scratch registers
+ */
+#define R0	0
+#define R1	1
+#define R2	2
+#define R3	3
+#define R4	4
+#define R5	5
+
+/*
+ * Register variables
+ */
+#define R6	6
+#define R7	7
+#define R8	8
+#define R9	9
+#define R10	10
+#define R11	11
+
+/*
+ * Special purpose registers
+ */
+#define AP	12		/* argument pointer */
+#define FP	13		/* frame pointer */
+#define SP	14		/* stack pointer */
+#define PC	15		/* program counter */
+
+#define REGSZ	16
+#define TMPREG	FP
+
+#define R2REGS	1		/* permit double indexing */
+
+extern	int fregs;
+extern	int maxargs;
+
+#define BYTEOFF(x)	((x)&03)
+#define wdal(k)		(BYTEOFF(k)==0)		/* word align */
+#define BITOOR(x)	((x)>>3)		/* bit offset to oreg offset */
+
+/*
+ * Some macros used in store():
+ *	just evaluate the arguments, and be done with it...
+ */
+#define STOARG(p)
+#define STOFARG(p)
+#define STOSTARG(p)
+#define genfcall(a,b)	gencall(a,b)
+
+/*
+ * Some short routines that get called an awful lot are actually macros.
+ */
+#if defined(FORT) || defined(SPRECC)
+#define	szty(t)	((t) == DOUBLE ? 2 : 1)
+#else
+#define	szty(t)	(((t) == DOUBLE || (t) == FLOAT) ? 2 : 1)
+#endif
+#define	shltype(o, p) \
+	((o) == REG || (o) == NAME || (o) == ICON || \
+	 (o) == OREG || ((o) == UNARY MUL && shumul((p)->in.left)))
+#define	ncopy(q, p)	((q)->in = (p)->in)
+
+#define MYREADER(p) myreader(p)
+int	optim2();
+
+/* This indicates there are no additional special shapes, see match.c */
+#define special(a, b)	0
diff --git a/usr/src/lib/pcc/macdefs.h b/usr/src/lib/pcc/macdefs.h
new file mode 100644
index 0000000000..c4fc45de6b
--- /dev/null
+++ b/usr/src/lib/pcc/macdefs.h
@@ -0,0 +1,68 @@
+/*	macdefs.h	4.2	85/08/23	*/
+
+#ifndef _MACDEFS_
+#define	_MACDEFS_
+
+#define makecc(val,i)	lastcon = (lastcon<<8)|((val<<24)>>24);  
+
+#define ARGINIT		32 
+#define AUTOINIT	0 
+
+/*
+ * Storage space requirements
+ */
+#define SZCHAR		8
+#define SZINT		32
+#define SZFLOAT		32
+#define SZDOUBLE	64
+#define SZLONG		32
+#define SZSHORT		16
+#define SZPOINT		32
+
+/*
+ * Alignment constraints
+ */
+#define ALCHAR		8
+#define ALINT		32
+#define ALFLOAT		32
+#define ALDOUBLE	32
+#define ALLONG		32
+#define ALSHORT		16
+#define ALPOINT		32
+#define ALSTRUCT	8
+#define ALSTACK		32 
+
+typedef	long	CONSZ;		/* size in which constants are converted */
+typedef	long	OFFSZ;		/* size in which offsets are kept */
+
+#define CONFMT	"%ld"		/* format for printing constants */
+#define LABFMT	"L%d"		/* format for printing labels */
+
+#define CCTRANS(x) x		/* character set macro */
+
+/*
+ * Register cookies for stack pointer and argument pointer
+ */
+#define STKREG	13		/* stack pointer */
+#define ARGREG	12		/* off frame pointer */
+
+/*
+ * Maximum and minimum register variables
+ */
+#define MINRVAR	6		/* use R6 thru ... */
+#define MAXRVAR	11		/* ... R11 */
+
+#define BACKAUTO		/* stack grows negatively for automatics */
+#define BACKTEMP		/* stack grows negatively for temporaries */
+#define FIELDOPS		/* show field hardware support on VAX */
+#define RTOLBYTES		/* bytes are numbered from right to left */
+
+#define ENUMSIZE(high,low) INT	/* enums are always stored in full int */
+
+#define ADDROREG
+#define FIXDEF(p) outstab(p)
+#define FIXARG(p) fixarg(p)
+#ifndef ncopy
+#define	ncopy(q, p)	((q)->in = (p)->in)
+#endif
+#endif