mirror of
https://github.com/Interlisp/maiko.git
synced 2026-01-26 20:02:37 +00:00
Reformat all C source files with Clang-format in Google style w/ 100 col width.
This commit is contained in:
Nick Briggs
167
src/byteswap.c
Executable file → Normal file
167
src/byteswap.c
Executable file → Normal file
@@ -1,10 +1,7 @@
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/* $Id: byteswap.c,v 1.5 2002/01/02 08:15:16 sybalsky Exp $ (C) Copyright Venue, All Rights Reserved */
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/* $Id: byteswap.c,v 1.5 2002/01/02 08:15:16 sybalsky Exp $ (C) Copyright Venue, All Rights Reserved
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*/
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static char *id = "$Id: byteswap.c,v 1.5 2002/01/02 08:15:16 sybalsky Exp $ Copyright (C) Venue";
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/************************************************************************/
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/* */
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/* (C) Copyright 1989-95 Venue. All Rights Reserved. */
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@@ -17,10 +14,8 @@ static char *id = "$Id: byteswap.c,v 1.5 2002/01/02 08:15:16 sybalsky Exp $ Copy
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/* */
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/************************************************************************/
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#include "version.h"
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/***************************************************************************/
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/* */
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/* byteswap.c */
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@@ -30,7 +25,6 @@ static char *id = "$Id: byteswap.c,v 1.5 2002/01/02 08:15:16 sybalsky Exp $ Copy
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/* */
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/***************************************************************************/
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#include "hdw_conf.h"
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#include "lispemul.h"
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#include "lispmap.h"
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@@ -41,8 +35,6 @@ static char *id = "$Id: byteswap.c,v 1.5 2002/01/02 08:15:16 sybalsky Exp $ Copy
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#include "inlnPS2.h"
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#else
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/****************************************************************/
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/* */
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/* Byte-swap a single 2-byte word */
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@@ -50,22 +42,18 @@ static char *id = "$Id: byteswap.c,v 1.5 2002/01/02 08:15:16 sybalsky Exp $ Copy
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/* than for fixing up byte-swapped machines) */
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/* */
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/****************************************************************/
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unsigned int swapx(unsigned int word)
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{
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return( ((word>>16)&0xffff)+((word&0xffff)<<16) );
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}
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unsigned int swapx(unsigned int word) {
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return (((word >> 16) & 0xffff) + ((word & 0xffff) << 16));
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}
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/****************************************************************/
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/* */
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/* Byte-swap a single 2-byte word */
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/* */
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/****************************************************************/
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unsigned short byte_swap_word(short unsigned int word)
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{
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return( ((word>>8)&0xff)+((word&0xff)<<8) );
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}
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unsigned short byte_swap_word(short unsigned int word) {
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return (((word >> 8) & 0xff) + ((word & 0xff) << 8));
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}
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/****************************************************************/
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/* */
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@@ -80,25 +68,20 @@ unsigned int word_swap_longword(word)
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return( ((word>>16)&0xffff)+((word&0xffff)<<16) );
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} ***/
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#ifndef I386
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#define word_swap_longword(word) ( ((word>>16)&0xffff)+((word&0xffff)<<16) )
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#define word_swap_longword(word) (((word >> 16) & 0xffff) + ((word & 0xffff) << 16))
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#endif
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#endif /* AIXPS2 */
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/****************************************************************/
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/* */
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/* Byte-swap a region wordcount words long */
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/* This does NOT swap words in a long-word! */
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/* */
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/****************************************************************/
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void byte_swap_page(short unsigned int *page, int wordcount)
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{
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int i;
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for (i = 0; i < wordcount; i++)
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{
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*(page+i) = byte_swap_word(*(page+i));
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}
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}
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void byte_swap_page(short unsigned int *page, int wordcount) {
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int i;
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for (i = 0; i < wordcount; i++) { *(page + i) = byte_swap_word(*(page + i)); }
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}
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#ifndef GCC386
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/****************************************************************/
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@@ -106,79 +89,57 @@ void byte_swap_page(short unsigned int *page, int wordcount)
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/* Byte- & word-swap a region wordcount long-words long */
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/* */
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/****************************************************************/
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void word_swap_page(short unsigned int *page, int longwordcount)
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{
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register int i;
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register unsigned int *longpage;
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longpage = (unsigned int *) page;
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for (i = 0; i < (longwordcount+longwordcount); i++)
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{
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*(page+i) = byte_swap_word(*(page+i));
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}
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for (i = 0; i < longwordcount; i++)
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{
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*(longpage+i) = word_swap_longword(*(longpage+i));
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}
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}
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void word_swap_page(short unsigned int *page, int longwordcount) {
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register int i;
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register unsigned int *longpage;
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longpage = (unsigned int *)page;
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for (i = 0; i < (longwordcount + longwordcount); i++) {
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*(page + i) = byte_swap_word(*(page + i));
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}
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for (i = 0; i < longwordcount; i++) { *(longpage + i) = word_swap_longword(*(longpage + i)); }
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}
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#endif /* GCC386 */
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/****************************************************************/
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/* */
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/* Bit-reverse all the words in a region */
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/* */
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/****************************************************************/
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unsigned char reversedbits[256] =
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{ /* table of bytes with their bits reversed */
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0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0,
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0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0,
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unsigned char reversedbits[256] = {
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/* table of bytes with their bits reversed */
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0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0, 0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0,
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0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8,
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0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8,
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0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8, 0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8,
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0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4,
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0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4,
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0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4, 0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4,
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0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec,
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0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc,
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0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec, 0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc,
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0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2,
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0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2,
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0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2, 0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2,
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0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea,
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0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa,
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0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea, 0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa,
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0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6,
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0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6,
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0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6, 0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6,
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0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee,
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0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe,
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0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee, 0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe,
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0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1,
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0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
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0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1, 0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
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0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9,
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0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
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0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9, 0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
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0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5,
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0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
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0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5, 0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
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0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed,
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0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd,
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0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed, 0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd,
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0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3,
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0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3,
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0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3, 0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3,
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0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb,
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0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb,
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0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb, 0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb,
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0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7,
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0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7,
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0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7, 0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7,
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0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef,
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0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff,
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};
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0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef, 0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff,
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};
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/*unsigned short reverse_bits(word)
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unsigned short word;
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@@ -186,28 +147,19 @@ void word_swap_page(short unsigned int *page, int longwordcount)
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return ((reversedbits[(word>>8) & 0xFF] <<8) | reversedbits[word & 0xff]);
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}
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******/
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#define reverse_bits(word) ((reversedbits[((word)>>8) & 0xFF] <<8) | reversedbits[(word) & 0xff])
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#define reverse_bits(word) ((reversedbits[((word) >> 8) & 0xFF] << 8) | reversedbits[(word)&0xff])
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void bit_reverse_region(register short unsigned int *top, int width, int height, int rasterwidth)
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{
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register int i, j, wordwid = ((width+31)>>5)<<1;
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register unsigned short *word;
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for (i = 0; i < height; i++)
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{
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word = top;
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for (j = 0; j < wordwid; j++)
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{
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GETWORD(word+j) = reverse_bits(GETWORD(word+j));
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}
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word_swap_page((unsigned short *)((UNSIGNED)word&0xFFFFFFFE), (wordwid+1)>>1);
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top += rasterwidth;
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}
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void bit_reverse_region(register short unsigned int *top, int width, int height, int rasterwidth) {
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register int i, j, wordwid = ((width + 31) >> 5) << 1;
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register unsigned short *word;
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for (i = 0; i < height; i++) {
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word = top;
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for (j = 0; j < wordwid; j++) { GETWORD(word + j) = reverse_bits(GETWORD(word + j)); }
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word_swap_page((unsigned short *)((UNSIGNED)word & 0xFFFFFFFE), (wordwid + 1) >> 1);
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top += rasterwidth;
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}
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}
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/************************************************************************/
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/* */
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@@ -221,16 +173,15 @@ void bit_reverse_region(register short unsigned int *top, int width, int height,
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/************************************************************************/
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#ifdef RESWAPPEDDCODESTREAM
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unsigned int byte_swap_code_block (unsigned int *base)
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{
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UNSIGNED startpc, len;
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unsigned int byte_swap_code_block(unsigned int *base) {
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UNSIGNED startpc, len;
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startpc = ((UNSIGNED)base) + ((struct fnhead *)base)->startpc;
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len = code_block_size(base);
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startpc = ((UNSIGNED)base) + ((struct fnhead *)base)->startpc;
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len = code_block_size(base);
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word_swap_page((unsigned short *)startpc, (len+3)>>2);
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word_swap_page((unsigned short *)startpc, (len + 3) >> 2);
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return (UNSIGNED)base;
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} /* end of byte_swap_code_block */
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return (UNSIGNED)base;
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} /* end of byte_swap_code_block */
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#endif /* RESWAPPEDCODESTREAM */
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