From: uz <uz@b7a2c559-68d2-44c3-8de9-860c34a00d81>
Date: Wed, 4 Nov 2009 18:17:00 +0000 (+0000)
Subject: Add C callable special multiplication routines.
X-Git-Tag: V2.13.1~89
X-Git-Url: https://git.sur5r.net/?p=cc65;a=commitdiff_plain;h=851926b301dfef17c3e56237d95dca41d0317834

Add C callable special multiplication routines.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4440 b7a2c559-68d2-44c3-8de9-860c34a00d81
---

diff --git a/libsrc/common/Makefile b/libsrc/common/Makefile
index 381742fdf..7b0864280 100644
--- a/libsrc/common/Makefile
+++ b/libsrc/common/Makefile
@@ -80,123 +80,125 @@ C_OBJS =	_afailed.o	        \
                 timezone.o
 
 # From assembly source-files
-S_OBJS = 	_cwd.o          \
-		_environ.o	\
-                _fdesc.o 	\
-	 	_file.o  	\
-		_fopen.o	\
-	 	_heap.o	 	\
-	       	_heapadd.o 	\
-                _heapblocksize.o\
-                _heapmaxavail.o \
-                _heapmemavail.o \
-	 	_oserror.o	\
-		_printf.o 	\
-                _seterrno.o     \
-		_swap.o	  	\
-	 	_sys.o	  	\
-		abs.o	  	\
-		atexit.o  	\
-		atoi.o	  	\
-		calloc.o  	\
-                cc65_sincos.o   \
-                chdir.o         \
-		copydata.o	\
-                creat.o         \
-                ctime.o         \
-                divt.o          \
-		errno.o		\
-		fclose.o	\
-		fmisc.o 	\
-		fopen.o		\
-		fprintf.o	\
-		fread.o		\
-		free.o		\
-                fscanf.o        \
-		fwrite.o	\
-		getcpu.o	\
-                getcwd.o        \
-		getenv.o	\
-		isalnum.o	\
-		isalpha.o	\
-		isblank.o	\
-		iscntrl.o	\
-		isdigit.o 	\
-		isgraph.o	\
-		islower.o	\
-	 	isprint.o	\
-		ispunct.o	\
-		isspace.o	\
-		isupper.o	\
-		isxdigit.o	\
-		itoa.o		\
-		labs.o		\
-	 	longjmp.o	\
-	 	ltoa.o	    	\
-		malloc.o	\
-		maperrno.o  	\
-		memchr.o    	\
-		memcmp.o    	\
-	 	memcpy.o      	\
-                memmove.o       \
-	 	memset.o      	\
-		mkdir.o		\
-		modfree.o       \
-		modload.o       \
-                oserrcheck.o    \
-		printf.o      	\
-		putchar.o	\
-		putenv.o	\
-	 	rand.o	      	\
-                raise.o         \
-                remove.o        \
-                rename.o        \
-		rmdir.o		\
-                scanf.o         \
-		searchenv.o	\
-	 	setjmp.o      	\
-                signal.o        \
-                sigtable.o      \
-                snprintf.o      \
-		sprintf.o	\
-		sscanf.o	\
-		strcat.o    	\
-		strchr.o	\
-		strcmp.o	\
-		strcoll.o	\
-		strcpy.o	\
-		strcspn.o	\
-		strdup.o	\
-		strerror.o	\
-		stricmp.o	\
-		strlen.o	\
-		strlower.o	\
-		strncat.o	\
-		strncmp.o	\
-		strncpy.o	\
-		strnicmp.o	\
-                stroserr.o      \
-		strpbrk.o	\
-		strrchr.o	\
-		strspn.o	\
-		strstr.o	\
-                strtoimax.o     \
-                strtoumax.o     \
-		strupper.o	\
-                time.o          \
-		tolower.o	\
-		toupper.o	\
-                uname.o         \
-                ungetc.o        \
-                unlink.o        \
-                utscopy.o       \
-		vfprintf.o	\
-                vfscanf.o       \
-		vprintf.o       \
-                vscanf.o        \
-                vsnprintf.o     \
-		vsprintf.o	\
-                vsscanf.o       \
+S_OBJS = 	_cwd.o                  \
+		_environ.o	        \
+                _fdesc.o 	        \
+	 	_file.o  	        \
+		_fopen.o	        \
+	 	_heap.o	 	        \
+	       	_heapadd.o 	        \
+                _heapblocksize.o        \
+                _heapmaxavail.o         \
+                _heapmemavail.o         \
+	 	_oserror.o	        \
+		_printf.o 	        \
+                _seterrno.o             \
+		_swap.o	  	        \
+	 	_sys.o	  	        \
+		abs.o	  	        \
+		atexit.o  	        \
+		atoi.o	  	        \
+		calloc.o  	        \
+                cc65_imul16x16r32.o     \
+                cc65_sincos.o           \
+                cc65_umul16x16r32.o     \
+                chdir.o                 \
+		copydata.o	        \
+                creat.o                 \
+                ctime.o                 \
+                divt.o                  \
+		errno.o		        \
+		fclose.o	        \
+		fmisc.o 	        \
+		fopen.o		        \
+		fprintf.o	        \
+		fread.o		        \
+		free.o		        \
+                fscanf.o                \
+		fwrite.o	        \
+		getcpu.o	        \
+                getcwd.o                \
+		getenv.o	        \
+		isalnum.o	        \
+		isalpha.o	        \
+		isblank.o	        \
+		iscntrl.o	        \
+		isdigit.o 	        \
+		isgraph.o	        \
+		islower.o	        \
+	 	isprint.o	        \
+		ispunct.o	        \
+		isspace.o	        \
+		isupper.o	        \
+		isxdigit.o	        \
+		itoa.o		        \
+		labs.o		        \
+	 	longjmp.o	        \
+	 	ltoa.o	    	        \
+		malloc.o	        \
+		maperrno.o  	        \
+		memchr.o    	        \
+		memcmp.o    	        \
+	 	memcpy.o      	        \
+                memmove.o               \
+	 	memset.o      	        \
+		mkdir.o		        \
+		modfree.o               \
+		modload.o               \
+                oserrcheck.o            \
+		printf.o      	        \
+		putchar.o	        \
+		putenv.o	        \
+	 	rand.o	      	        \
+                raise.o                 \
+                remove.o                \
+                rename.o                \
+		rmdir.o		        \
+                scanf.o                 \
+		searchenv.o	        \
+	 	setjmp.o      	        \
+                signal.o                \
+                sigtable.o              \
+                snprintf.o              \
+		sprintf.o	        \
+		sscanf.o	        \
+		strcat.o    	        \
+		strchr.o	        \
+		strcmp.o	        \
+		strcoll.o	        \
+		strcpy.o	        \
+		strcspn.o	        \
+		strdup.o	        \
+		strerror.o	        \
+		stricmp.o	        \
+		strlen.o	        \
+		strlower.o	        \
+		strncat.o	        \
+		strncmp.o	        \
+		strncpy.o	        \
+		strnicmp.o	        \
+                stroserr.o              \
+		strpbrk.o	        \
+		strrchr.o	        \
+		strspn.o	        \
+		strstr.o	        \
+                strtoimax.o             \
+                strtoumax.o             \
+		strupper.o	        \
+                time.o                  \
+		tolower.o	        \
+		toupper.o	        \
+                uname.o                 \
+                ungetc.o                \
+                unlink.o                \
+                utscopy.o               \
+		vfprintf.o	        \
+                vfscanf.o               \
+		vprintf.o               \
+                vscanf.o                \
+                vsnprintf.o             \
+		vsprintf.o	        \
+                vsscanf.o               \
 		zerobss.o
 
 
diff --git a/libsrc/common/cc65_imul16x16r32.s b/libsrc/common/cc65_imul16x16r32.s
new file mode 100644
index 000000000..331e2189b
--- /dev/null
+++ b/libsrc/common/cc65_imul16x16r32.s
@@ -0,0 +1,24 @@
+;
+; Ullrich von Bassewitz, 2010-11-03
+;
+; CC65 library: 16x16 => 32 signed multiplication
+;
+
+        .export         _cc65_imul16x16r32
+        .import         imul16x16r32, popax
+    	.importzp     	ptr1
+
+
+;---------------------------------------------------------------------------
+; 16x16 => 32 signed multiplication routine.
+
+
+.proc   _cc65_imul16x16r32
+
+        sta     ptr1
+        stx     ptr1+1
+        jsr     popax
+        jmp     imul16x16r32
+
+.endproc
+
diff --git a/libsrc/common/cc65_umul16x16r32.s b/libsrc/common/cc65_umul16x16r32.s
new file mode 100644
index 000000000..84c71538f
--- /dev/null
+++ b/libsrc/common/cc65_umul16x16r32.s
@@ -0,0 +1,24 @@
+;
+; Ullrich von Bassewitz, 2010-11-03
+;
+; CC65 library: 16x16 => 32 unsigned multiplication
+;
+
+        .export         _cc65_umul16x16r32
+        .import         umul16x16r32, popax
+    	.importzp      	ptr1
+
+
+;---------------------------------------------------------------------------
+; 16x16 => 32 unsigned multiplication routine.
+
+.proc   _cc65_umul16x16r32
+
+        sta     ptr1
+        stx     ptr1+1
+        jsr     popax
+        jmp     umul16x16r32
+
+.endproc
+
+