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Several changes: did not work right when compiled with the ANSI C compiler

ceriel 30 lat temu
rodzic
commit
fe99903321

+ 16 - 16
mach/proto/fp/FP_types.h

@@ -79,24 +79,24 @@ _PROTOTYPE( void zrf_ext, (EXTEND *e1));
 _PROTOTYPE( void extend, (unsigned long *from, EXTEND *to, int size));
 _PROTOTYPE( void compact, (EXTEND *from, unsigned long *to, int size));
 _PROTOTYPE( void _fptrp, (int));
-_PROTOTYPE( SINGLE adf4, (SINGLE s2, SINGLE s1));
-_PROTOTYPE( DOUBLE adf8, (DOUBLE s2, DOUBLE s1));
-_PROTOTYPE( SINGLE sbf4, (SINGLE s2, SINGLE s1));
-_PROTOTYPE( DOUBLE sbf8, (DOUBLE s2, DOUBLE s1));
-_PROTOTYPE( SINGLE dvf4, (SINGLE s2, SINGLE s1));
-_PROTOTYPE( DOUBLE dvf8, (DOUBLE s2, DOUBLE s1));
-_PROTOTYPE( SINGLE mlf4, (SINGLE s2, SINGLE s1));
-_PROTOTYPE( DOUBLE mlf8, (DOUBLE s2, DOUBLE s1));
-_PROTOTYPE( SINGLE ngf4, (SINGLE f));
-_PROTOTYPE( DOUBLE ngf8, (DOUBLE f));
+_PROTOTYPE( void adf4, (SINGLE s2, SINGLE s1));
+_PROTOTYPE( void adf8, (DOUBLE s2, DOUBLE s1));
+_PROTOTYPE( void sbf4, (SINGLE s2, SINGLE s1));
+_PROTOTYPE( void sbf8, (DOUBLE s2, DOUBLE s1));
+_PROTOTYPE( void dvf4, (SINGLE s2, SINGLE s1));
+_PROTOTYPE( void dvf8, (DOUBLE s2, DOUBLE s1));
+_PROTOTYPE( void mlf4, (SINGLE s2, SINGLE s1));
+_PROTOTYPE( void mlf8, (DOUBLE s2, DOUBLE s1));
+_PROTOTYPE( void ngf4, (SINGLE f));
+_PROTOTYPE( void ngf8, (DOUBLE f));
 _PROTOTYPE( void zrf4, (SINGLE *l));
 _PROTOTYPE( void zrf8, (DOUBLE *z));
-_PROTOTYPE( SINGLE cff4, (DOUBLE src));
-_PROTOTYPE( DOUBLE cff8, (SINGLE src));
-_PROTOTYPE( SINGLE cif4, (int ss, long src));
-_PROTOTYPE( DOUBLE cif8, (int ss, long src));
-_PROTOTYPE( SINGLE cuf4, (int ss, long src));
-_PROTOTYPE( DOUBLE cuf8, (int ss, long src));
+_PROTOTYPE( void cff4, (DOUBLE src));
+_PROTOTYPE( void cff8, (SINGLE src));
+_PROTOTYPE( void cif4, (int ss, long src));
+_PROTOTYPE( void cif8, (int ss, long src));
+_PROTOTYPE( void cuf4, (int ss, long src));
+_PROTOTYPE( void cuf8, (int ss, long src));
 _PROTOTYPE( long cfu, (int ds, int ss, DOUBLE src));
 _PROTOTYPE( long cfi, (int ds, int ss, DOUBLE src));
 _PROTOTYPE( int cmf4, (SINGLE s2, SINGLE s1));

+ 3 - 4
mach/proto/fp/adf4.c

@@ -11,7 +11,7 @@
 
 #include	"FP_types.h"
 
-SINGLE
+void
 adf4(s2,s1)
 SINGLE	s1,s2;
 {
@@ -20,14 +20,13 @@ SINGLE	s1,s2;
 
 	if (s1 == (SINGLE) 0) {
 		s1 = s2;
-		return s1;
+		return;
 	}
 	if (s2 == (SINGLE) 0) {
-		return s1;
+		return;
 	}
 	extend(&s1,&e1,sizeof(SINGLE));
 	extend(&s2,&e2,sizeof(SINGLE));
 	add_ext(&e1,&e2);
 	compact(&e1,&s1,sizeof(SINGLE));
-	return s1;
 }

+ 3 - 4
mach/proto/fp/adf8.c

@@ -11,7 +11,7 @@
 
 #include	"FP_types.h"
 
-DOUBLE
+void
 adf8(s2,s1)
 DOUBLE	s1,s2;
 {
@@ -19,15 +19,14 @@ DOUBLE	s1,s2;
 
 	if (s1.d[0] == 0 && s1.d[1] == 0) {
 		s1 = s2;
-		return s1;
+		return;
 	}
 	if (s2.d[0] == 0 && s2.d[1] == 0) {
-		return s1;
+		return;
 	}
 
 	extend(&s1.d[0],&e1,sizeof(DOUBLE));
 	extend(&s2.d[0],&e2,sizeof(DOUBLE));
 	add_ext(&e1,&e2);
 	compact(&e1,&s1.d[0],sizeof(DOUBLE));
-	return s1;
 }

+ 1 - 2
mach/proto/fp/cff4.c

@@ -17,7 +17,7 @@
 
 #include	"FP_types.h"
 
-SINGLE
+void
 cff4(src)
 DOUBLE	src;	/* the source itself -	THIS TIME it's DOUBLE */
 {
@@ -25,5 +25,4 @@ DOUBLE	src;	/* the source itself -	THIS TIME it's DOUBLE */
 
 	extend(&src.d[0],&buf,sizeof(DOUBLE));	/* no matter what */
 	compact(&buf,&(src.d[1]),sizeof(SINGLE));
-	return *(SINGLE *)&(src.d[1]);
 }

+ 1 - 2
mach/proto/fp/cff8.c

@@ -17,7 +17,7 @@
 
 #include "FP_types.h"
 
-DOUBLE
+void
 cff8(src)
 SINGLE	src;
 {
@@ -25,5 +25,4 @@ SINGLE	src;
 
 	extend(&src,&buf,sizeof(SINGLE));	/* no matter what */
 	compact(&buf, &src,sizeof(DOUBLE));
-	return *(DOUBLE *) ((void *) &src);
 }

+ 2 - 3
mach/proto/fp/cif4.c

@@ -16,7 +16,7 @@
 
 #include "FP_types.h"
 
-SINGLE
+void
 cif4(ss,src)
 int	ss;	/* source size */
 long	src;	/* largest possible integer to convert */
@@ -40,7 +40,7 @@ long	src;	/* largest possible integer to convert */
 	}
 	if (i_src == 0)	{
 		*result = (SINGLE) 0L;
-		return(0L);
+		return;
 	}
 			/* ESTABLISHED THAT src != 0	*/
 			/* adjust exponent field	*/
@@ -53,5 +53,4 @@ long	src;	/* largest possible integer to convert */
 		buf.m1 <<= 16;
 	nrm_ext(&buf);		/* adjust mantissa field	*/
 	compact(&buf, result,sizeof(SINGLE));	/* put on stack */
-	return(*result);
 }

+ 2 - 3
mach/proto/fp/cif8.c

@@ -16,7 +16,7 @@
 
 #include "FP_types.h"
 
-DOUBLE
+void
 cif8(ss,src)
 int	ss;	/* source size */
 long	src;	/* largest possible integer to convert */
@@ -39,7 +39,7 @@ long	src;	/* largest possible integer to convert */
 	}
 	if (i_src == 0)	{
 		zrf8(result);
-		return(*result);
+		return;
 	}
 			/* ESTABLISHED THAT src != 0	*/
 			/* adjust exponent field	*/
@@ -52,5 +52,4 @@ long	src;	/* largest possible integer to convert */
 		buf.m1 <<= 16;
 	nrm_ext(&buf);
 	compact(&buf,&result->d[0],8);
-	return(*result);
 }

+ 2 - 3
mach/proto/fp/cuf4.c

@@ -16,7 +16,7 @@
 
 #include "FP_types.h"
 
-SINGLE
+void
 cuf4(ss,src)
 int	ss;	/* source size */
 long	src;	/* largest possible integer to convert */
@@ -40,7 +40,7 @@ long	src;	/* largest possible integer to convert */
 	}
 	if (i_src == 0)	{
 		*result = (SINGLE) 0L;
-		return (SINGLE) 0L;
+		return;
 	}
 			/* ESTABLISHED THAT src != 0	*/
 
@@ -54,5 +54,4 @@ long	src;	/* largest possible integer to convert */
 			/* adjust mantissa field	*/
 	nrm_ext(&buf);
 	compact(&buf,result,4);
-	return *result;
 }

+ 1 - 2
mach/proto/fp/cuf8.c

@@ -16,7 +16,7 @@
 
 #include "FP_types.h"
 
-DOUBLE
+void
 cuf8(ss,src)
 int	ss;	/* source size */
 long	src;	/* largest possible integer to convert */
@@ -51,5 +51,4 @@ long	src;	/* largest possible integer to convert */
 			/* adjust mantissa field	*/
 	nrm_ext(&buf);
 	compact(&buf,(unsigned long *) (void *)&ss,8);
-	return *((DOUBLE *) (void *)&ss);
 }

+ 1 - 2
mach/proto/fp/dvf4.c

@@ -11,7 +11,7 @@
 
 #include	"FP_types.h"
 
-SINGLE
+void
 dvf4(s2,s1)
 SINGLE	s1,s2;
 {
@@ -23,5 +23,4 @@ SINGLE	s1,s2;
 		/* do a divide */
 	div_ext(&e1,&e2);
 	compact(&e1,&s1,sizeof(SINGLE));
-	return s1;
 }

+ 1 - 2
mach/proto/fp/dvf8.c

@@ -11,7 +11,7 @@
 
 #include	"FP_types.h"
 
-DOUBLE
+void
 dvf8(s2,s1)
 DOUBLE	s1,s2;
 {
@@ -23,5 +23,4 @@ DOUBLE	s1,s2;
 		/* do a divide */
 	div_ext(&e1,&e2);
 	compact(&e1,&s1.d[0],sizeof(DOUBLE));
-	return s1;
 }

+ 4 - 1
mach/proto/fp/fif4.c

@@ -39,5 +39,8 @@ struct fif4_returns *p;
 	b64_sft(&e1.mantissa, 63 - e1.exp);
 	b64_sft(&e1.mantissa, e1.exp - 63);	/* "loose" low order bits */
 	compact(&e1,&(p->ipart),sizeof(SINGLE));
-	p->fpart = sbf4(p->ipart, y);
+	extend(&(p->ipart), &e2, sizeof(SINGLE));
+	extend(&y, &e1, sizeof(SINGLE));
+	sub_ext(&e1, &e2);
+	compact(&e1, &(p->fpart), sizeof(SINGLE));
 }

+ 4 - 1
mach/proto/fp/fif8.c

@@ -41,5 +41,8 @@ struct fif8_returns *p;
 	b64_sft(&e1.mantissa, 63 - e1.exp);
 	b64_sft(&e1.mantissa, e1.exp - 63);	/* "loose" low order bits */
 	compact(&e1, &(p->ipart.d[0]), sizeof(DOUBLE));
-	p->fpart = sbf8(p->ipart, y);
+	extend(&(p->ipart.d[0]), &e2, sizeof(DOUBLE));
+	extend(&y.d[0], &e1, sizeof(DOUBLE));
+	sub_ext(&e1, &e2);
+	compact(&e1, &(p->fpart.d[0]), sizeof(DOUBLE));
 }

+ 1 - 2
mach/proto/fp/mlf4.c

@@ -11,7 +11,7 @@
 
 #include	"FP_types.h"
 
-SINGLE
+void
 mlf4(s2,s1)
 SINGLE	s1,s2;
 {
@@ -22,5 +22,4 @@ SINGLE	s1,s2;
 		/* do a multiply */
 	mul_ext(&e1,&e2);
 	compact(&e1,&s1,sizeof(SINGLE));
-	return(s1);
 }

+ 1 - 2
mach/proto/fp/mlf8.c

@@ -11,7 +11,7 @@
 
 #include	"FP_types.h"
 
-DOUBLE
+void
 mlf8(s2,s1)
 DOUBLE	s1,s2;
 {
@@ -22,5 +22,4 @@ DOUBLE	s1,s2;
 		/* do a multiply */
 	mul_ext(&e1,&e2);
 	compact(&e1,&s1.d[0],sizeof(DOUBLE));
-	return(s1);
 }

+ 1 - 2
mach/proto/fp/ngf4.c

@@ -14,7 +14,7 @@
 #include "get_put.h"
 
 #define OFF ((FL_MSW_AT_LOW_ADDRESS ? 0 : 2) + (FL_MSB_AT_LOW_ADDRESS ? 0 : 1))
-SINGLE
+void
 ngf4(f)
 SINGLE	f;
 {
@@ -24,5 +24,4 @@ SINGLE	f;
 		p = (unsigned char *) &f + OFF;
 		*p ^= 0x80;
 	}
-	return f;
 }

+ 1 - 2
mach/proto/fp/ngf8.c

@@ -15,7 +15,7 @@
 
 #define OFF ((FL_MSL_AT_LOW_ADDRESS ? 0 : 4) + (FL_MSW_AT_LOW_ADDRESS ? 0 : 2) + (FL_MSB_AT_LOW_ADDRESS ? 0 : 1))
 
-DOUBLE
+void
 ngf8(f)
 DOUBLE	f;
 {
@@ -25,5 +25,4 @@ DOUBLE	f;
 		p = (unsigned char *) &f + OFF;
 		*p ^= 0x80;
 	}
-	return f;
 }

+ 7 - 7
mach/proto/fp/sbf4.c

@@ -11,17 +11,17 @@
 
 #include	"FP_types.h"
 
-SINGLE
+void
 sbf4(s2,s1)
 SINGLE	s1,s2;
 {
-	SINGLE *result = &s1;	/* s1 may not be in a register! */
+	EXTEND e1,e2;
 
 	if (s2 == (SINGLE) 0) {
-		return s1;
+		return;
 	}
-	s2 = ngf4(s2);
-	*result = adf4(s2,s1);
-	return(s1);	/* add and return result */
+	extend(&s1,&e1,sizeof(SINGLE));
+	extend(&s2,&e2,sizeof(SINGLE));
+	sub_ext(&e1,&e2);
+	compact(&e1,&s1,sizeof(SINGLE));
 }
-

+ 7 - 6
mach/proto/fp/sbf8.c

@@ -11,16 +11,17 @@
 
 #include	"FP_types.h"
 
-DOUBLE
+void
 sbf8(s2,s1)
 DOUBLE	s1,s2;
 {
-	DOUBLE *result = &s1;	/* s1 may not be in a register! */
+	EXTEND e1, e2;
 
 	if (s2.d[0] == 0 && s2.d[1] == 0) {
-		return s1;
+		return;
 	}
-	s2 = ngf8(s2);
-	*result = adf8(s2,s1);	/* add and return result */
-	return(s1);
+	extend(&s1.d[0],&e1,sizeof(DOUBLE));
+	extend(&s2.d[0],&e2,sizeof(DOUBLE));
+	sub_ext(&e1,&e2);
+	compact(&e1,&s1.d[0],sizeof(DOUBLE));
 }