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use ^< and ^> for ROL and ROR in R53, schedule >>> as SAR for R54

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cf. http://david.tribble.com/text/c0xrot.htm
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tg
2016-07-25 20:41:23 +00:00
parent 54a8067fd2
commit 2364bb5f22
3 changed files with 26 additions and 28 deletions
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16
expr.c
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@ -23,7 +23,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/expr.c,v 1.86 2016/07/25 00:04:42 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/expr.c,v 1.87 2016/07/25 20:41:23 tg Exp $");
/* the order of these enums is constrained by the order of opinfo[] */
enum token {
@ -66,7 +66,7 @@ enum token {
#define P_PRIMARY 0 /* VAR, LIT, (), ! ~ ++ -- */
#define P_MULT 1 /* * / % */
#define P_ADD 2 /* + - */
#define P_SHIFT 3 /* <<< >>> << >> */
#define P_SHIFT 3 /* ^< ^> << >> */
#define P_RELATION 4 /* < <= > >= */
#define P_EQUALITY 5 /* == != */
#define P_BAND 6 /* & */
@ -75,13 +75,13 @@ enum token {
#define P_LAND 9 /* && */
#define P_LOR 10 /* || */
#define P_TERN 11 /* ?: */
/* = += -= *= /= %= <<<= >>>= <<= >>= &= ^= |= */
/* = += -= *= /= %= ^<= ^>= <<= >>= &= ^= |= */
#define P_ASSIGN 12
#define P_COMMA 13 /* , */
#define MAX_PREC P_COMMA
struct opinfo {
char name[5];
char name[4];
/* name length */
uint8_t len;
/* precedence: lower is higher */
@ -105,8 +105,8 @@ static const struct opinfo opinfo[] = {
{ "+=", 2, P_ASSIGN },
{ "-=", 2, P_ASSIGN },
#ifndef MKSH_LEGACY_MODE
{ "<<<=", 4, P_ASSIGN }, /* before <<< */
{ ">>>=", 4, P_ASSIGN }, /* before >>> */
{ "^<=", 3, P_ASSIGN }, /* before ^< */
{ "^>=", 3, P_ASSIGN }, /* before ^> */
#endif
{ "<<=", 3, P_ASSIGN },
{ ">>=", 3, P_ASSIGN },
@ -114,8 +114,8 @@ static const struct opinfo opinfo[] = {
{ "^=", 2, P_ASSIGN },
{ "|=", 2, P_ASSIGN },
#ifndef MKSH_LEGACY_MODE
{ "<<<", 3, P_SHIFT }, /* before << */
{ ">>>", 3, P_SHIFT }, /* before >> */
{ "^<", 2, P_SHIFT }, /* before ^ */
{ "^>", 2, P_SHIFT }, /* before ^ */
#endif
{ "<<", 2, P_SHIFT },
{ ">>", 2, P_SHIFT },