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aicasm_gram.y (102668) aicasm_gram.y (104019)
1%{
2/*
3 * Parser for the Aic7xxx SCSI Host adapter sequencer assembler.
4 *
5 * Copyright (c) 1997, 1998, 2000 Justin T. Gibbs.
6 * Copyright (c) 2001, 2002 Adaptec Inc.
7 * All rights reserved.
8 *

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33 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
35 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
38 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
39 * POSSIBILITY OF SUCH DAMAGES.
40 *
1%{
2/*
3 * Parser for the Aic7xxx SCSI Host adapter sequencer assembler.
4 *
5 * Copyright (c) 1997, 1998, 2000 Justin T. Gibbs.
6 * Copyright (c) 2001, 2002 Adaptec Inc.
7 * All rights reserved.
8 *

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33 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
35 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
38 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
39 * POSSIBILITY OF SUCH DAMAGES.
40 *
41 * $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm_gram.y#21 $
41 * $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm_gram.y#24 $
42 *
42 *
43 * $FreeBSD: head/sys/dev/aic7xxx/aicasm/aicasm_gram.y 102668 2002-08-31 06:39:41Z gibbs $
43 * $FreeBSD: head/sys/dev/aic7xxx/aicasm/aicasm_gram.y 104019 2002-09-26 21:46:19Z gibbs $
44 */
45
44 */
45
46#include <inttypes.h>
46#include <sys/types.h>
47
48#include <inttypes.h>
49#include <regex.h>
50#include <stdio.h>
51#include <stdlib.h>
52#include <string.h>
53#include <sysexits.h>

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932 "instead.\n");
933 stop(errbuf, EX_DATAERR);
934 }
935 $$ = $1;
936 }
937| T_A
938 {
939 SLIST_INIT(&$$.referenced_syms);
47#include <sys/types.h>
48
49#include <inttypes.h>
50#include <regex.h>
51#include <stdio.h>
52#include <stdlib.h>
53#include <string.h>
54#include <sysexits.h>

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933 "instead.\n");
934 stop(errbuf, EX_DATAERR);
935 }
936 $$ = $1;
937 }
938| T_A
939 {
940 SLIST_INIT(&$$.referenced_syms);
941 symlist_add(&$$.referenced_syms, accumulator.symbol,
942 SYMLIST_INSERT_HEAD);
940 $$.value = 0;
941 }
942;
943
944source:
945 reg_symbol
946 {
947 test_readable_symbol($1.symbol);

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1231 expression_t immed;
1232
1233 make_expression(&immed, 1);
1234 format_1_instr(AIC_OP_BMOV, &$2, &immed, &$4, $5);
1235 }
1236;
1237
1238code:
943 $$.value = 0;
944 }
945;
946
947source:
948 reg_symbol
949 {
950 test_readable_symbol($1.symbol);

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1234 expression_t immed;
1235
1236 make_expression(&immed, 1);
1237 format_1_instr(AIC_OP_BMOV, &$2, &immed, &$4, $5);
1238 }
1239;
1240
1241code:
1239 T_MVI destination ',' immediate_or_a ret ';'
1242 T_MVI destination ',' immediate ret ';'
1240 {
1243 {
1241 format_1_instr(AIC_OP_OR, &$2, &$4, &allzeros, $5);
1244 if ($4.value == 0
1245 && is_download_const(&$4) == 0) {
1246 expression_t immed;
1247
1248 /*
1249 * Allow move immediates of 0 so that macros,
1250 * that can't know the immediate's value and
1251 * otherwise compensate, still work.
1252 */
1253 make_expression(&immed, 0xff);
1254 format_1_instr(AIC_OP_AND, &$2, &immed, &allzeros, $5);
1255 } else {
1256 format_1_instr(AIC_OP_OR, &$2, &$4, &allzeros, $5);
1257 }
1242 }
1243;
1244
1245code:
1246 T_NOT destination opt_source ret ';'
1247 {
1248 expression_t immed;
1249

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1259;
1260
1261code:
1262 T_NOT destination opt_source ret ';'
1263 {
1264 expression_t immed;
1265

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