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Add macro functionality.

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Staticize and allow unique naming of data structures so that more
than on sequencer program can be statically compiled into the kernel
at a time.
This commit is contained in:
Justin T. Gibbs 2002-04-24 16:24:43 +00:00
parent d5ccecfad7
commit 7ce72dbaec
10 changed files with 1247 additions and 207 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
sys/dev/aic7xxx/aicasm/Makefile
View File

@ -5,12 +5,13 @@
PROG= aicasm
CSRCS= aicasm.c aicasm_symbol.c
GENSRCS= aicasm_gram.c aicasm_scan.c
YSRCS= aicasm_gram.y aicasm_macro_gram.y
LSRCS= aicasm_scan.l aicasm_macro_scan.l
GENHDRS= y.tab.h
GENHDRS= aicasm_gram.h aicasm_macro_gram.h
SRCS= ${GENSRCS} ${CSRCS}
CLEANFILES+= ${GENSRCS} ${GENHDRS} y.output
SRCS= ${GENHDRS} ${CSRCS} ${YSRCS} ${LSRCS}
CLEANFILES+= ${GENHDRS} ${YSRCS:R:C/(.*)/\1.output/g}
DPADD+= ${LIBL}
LDADD+= -ll
@ -21,10 +22,12 @@ LDADD+= -ll
DEPENDFILE=
.endif
CFLAGS+= -I/usr/include -I. -I../../../dev/aic7xxx/aicasm
CFLAGS+= -I/usr/include -I.
NOMAN= noman
YFLAGS= -b ${.TARGET:R} ${.TARGET:M*macro*:S/$(.TARGET)/-p mm/} -d
LFLAGS+= ${.TARGET:M*macro*:S/$(.TARGET)/-Pmm/}
.ifdef DEBUG
.ifdef AICASM_DEBUG
CFLAGS+= -DDEBUG -g
YFLAGS+= -t -v
LFLAGS+= -d

81
sys/dev/aic7xxx/aicasm/aicasm.c
View File

@ -1,7 +1,8 @@
/*
* Aic7xxx SCSI host adapter firmware asssembler
*
* Copyright (c) 1997, 1998, 2000 Justin T. Gibbs.
* Copyright (c) 1997, 1998, 2000, 2001 Justin T. Gibbs.
* Copyright (c) 2001 Adaptec Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -9,26 +10,34 @@
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification, immediately at the beginning of the file.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU Public License ("GPL").
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* $Id: //depot/src/aic7xxx/aicasm/aicasm.c#8 $
* $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm.c#14 $
*
* $FreeBSD$
*/
@ -37,12 +46,19 @@
#include <ctype.h>
#include <inttypes.h>
#include <regex.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sysexits.h>
#include <unistd.h>
#if linux
#include <endian.h>
#else
#include <machine/endian.h>
#endif
#include "aicasm.h"
#include "aicasm_symbol.h"
#include "aicasm_insformat.h"
@ -75,6 +91,8 @@ char *regfilename;
FILE *regfile;
char *listfilename;
FILE *listfile;
int src_mode;
int dst_mode;
static STAILQ_HEAD(,instruction) seq_program;
struct cs_tailq cs_tailq;
@ -83,7 +101,9 @@ symlist_t patch_functions;
#if DEBUG
extern int yy_flex_debug;
extern int mm_flex_debug;
extern int yydebug;
extern int mmdebug;
#endif
extern FILE *yyin;
extern int yyparse(void);
@ -116,7 +136,9 @@ main(int argc, char *argv[])
listfile = NULL;
#if DEBUG
yy_flex_debug = 0;
mm_flex_debug = 0;
yydebug = 0;
mmdebug = 0;
#endif
while ((ch = getopt(argc, argv, "d:l:n:o:r:I:O:")) != -1) {
switch(ch) {
@ -124,8 +146,10 @@ main(int argc, char *argv[])
#if DEBUG
if (strcmp(optarg, "s") == 0) {
yy_flex_debug = 1;
mm_flex_debug = 1;
} else if (strcmp(optarg, "p") == 0) {
yydebug = 1;
mmdebug = 1;
} else {
fprintf(stderr, "%s: -d Requires either an "
"'s' or 'p' argument\n", appname);
@ -228,8 +252,7 @@ main(int argc, char *argv[])
if (retval == 0) {
if (SLIST_FIRST(&scope_stack) == NULL
|| SLIST_FIRST(&scope_stack)->type != SCOPE_ROOT) {
stop("Unterminated conditional expression",
EX_DATAERR);
stop("Unterminated conditional expression", EX_DATAERR);
/* NOTREACHED */
}
@ -340,6 +363,10 @@ output_code()
}
fprintf(ofile, "\n};\n\n");
if (patch_arg_list == NULL)
stop("Patch argument list not defined",
EX_DATAERR);
/*
* Output patch information. Patch functions first.
*/
@ -347,31 +374,33 @@ output_code()
cur_node != NULL;
cur_node = SLIST_NEXT(cur_node,links)) {
fprintf(ofile,
"static int ahc_patch%d_func(struct ahc_softc *ahc);
"static int aic_patch%d_func(%s);
static int
ahc_patch%d_func(struct ahc_softc *ahc)
aic_patch%d_func(%s)
{
return (%s);
}\n\n",
cur_node->symbol->info.condinfo->func_num,
patch_arg_list,
cur_node->symbol->info.condinfo->func_num,
patch_arg_list,
cur_node->symbol->name);
}
fprintf(ofile,
"typedef int patch_func_t (struct ahc_softc *);
struct patch {
"typedef int patch_func_t (%s);
static struct patch {
patch_func_t *patch_func;
uint32_t begin :10,
skip_instr :10,
skip_patch :12;
} patches[] = {\n");
} patches[] = {\n", patch_arg_list);
for(cur_patch = STAILQ_FIRST(&patches);
cur_patch != NULL;
cur_patch = STAILQ_NEXT(cur_patch,links)) {
fprintf(ofile, "%s\t{ ahc_patch%d_func, %d, %d, %d }",
fprintf(ofile, "%s\t{ aic_patch%d_func, %d, %d, %d }",
cur_patch == STAILQ_FIRST(&patches) ? "" : ",\n",
cur_patch->patch_func, cur_patch->begin,
cur_patch->skip_instr, cur_patch->skip_patch);
@ -380,7 +409,7 @@ struct patch {
fprintf(ofile, "\n};\n");
fprintf(ofile,
"struct cs {
"static struct cs {
u_int16_t begin;
u_int16_t end;
} critical_sections[] = {\n");
@ -396,8 +425,8 @@ struct patch {
fprintf(ofile, "\n};\n");
fprintf(ofile,
"const int num_critical_sections = sizeof(critical_sections)
/ sizeof(*critical_sections);\n");
"static const int num_critical_sections = sizeof(critical_sections)
/ sizeof(*critical_sections);\n");
fprintf(stderr, "%s: %d instructions used\n", appname, instrcount);
}

40
sys/dev/aic7xxx/aicasm/aicasm.h
View File

@ -2,6 +2,7 @@
* Assembler for the sequencer program downloaded to Aic7xxx SCSI host adapters
*
* Copyright (c) 1997 Justin T. Gibbs.
* Copyright (c) 2001 Adaptec Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -10,25 +11,33 @@
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU Public License ("GPL").
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* $Id: //depot/src/aic7xxx/aicasm/aicasm.h#5 $
* $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm.h#9 $
*
* $FreeBSD$
*/
@ -69,10 +78,15 @@ extern int includes_search_curdir; /* False if we've seen -I- */
extern char *appname;
extern int yylineno;
extern char *yyfilename;
extern char *patch_arg_list;
extern char *versions;
extern int src_mode;
extern int dst_mode;
struct symbol;
void stop(const char *errstring, int err_code);
void include_file(char *file_name, include_type type);
void expand_macro(struct symbol *macro_symbol);
struct instruction *seq_alloc(void);
struct critical_section *cs_alloc(void);
struct scope *scope_alloc(void);

484
sys/dev/aic7xxx/aicasm/aicasm_gram.y
View File

@ -3,6 +3,7 @@
* Parser for the Aic7xxx SCSI Host adapter sequencer assembler.
*
* Copyright (c) 1997, 1998, 2000 Justin T. Gibbs.
* Copyright (c) 2001 Adaptec Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -11,36 +12,46 @@
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU Public License ("GPL").
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* $Id: //depot/src/aic7xxx/aicasm/aicasm_gram.y#7 $
* $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm_gram.y#14 $
*
* $FreeBSD$
*/
#include <sys/types.h>
#include <inttypes.h>
#include <regex.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sysexits.h>
#include <sys/types.h>
#ifdef __linux__
#include "../queue.h"
#else
@ -53,21 +64,29 @@
int yylineno;
char *yyfilename;
char *patch_arg_list;
char *versions;
static char errbuf[255];
static char regex_pattern[255];
static symbol_t *cur_symbol;
static symbol_t *scb_or_sram_symbol;
static symtype cur_symtype;
static symbol_t *accumulator;
static symbol_ref_t accumulator;
static symbol_ref_t mode_ptr;
static symbol_ref_t allones;
static symbol_ref_t allzeros;
static symbol_ref_t none;
static symbol_ref_t sindex;
static int instruction_ptr;
static int num_srams;
static int sram_or_scb_offset;
static int download_constant_count;
static int in_critical_section;
static void process_bitmask(int mask_type, symbol_t *sym, int mask);
static void initialize_symbol(symbol_t *symbol);
static void add_macro_arg(const char *argtext, int position);
static void add_macro_body(const char *bodytext);
static void process_register(symbol_t **p_symbol);
static void format_1_instr(int opcode, symbol_ref_t *dest,
expression_t *immed, symbol_ref_t *src, int ret);
@ -83,13 +102,12 @@ static void add_conditional(symbol_t *symbol);
static void add_version(const char *verstring);
static int is_download_const(expression_t *immed);
#define YYDEBUG 1
#define SRAM_SYMNAME "SRAM_BASE"
#define SCB_SYMNAME "SCB_BASE"
%}
%union {
int value;
u_int value;
char *str;
symbol_t *sym;
symbol_ref_t sym_ref;
@ -100,6 +118,8 @@ static int is_download_const(expression_t *immed);
%token <value> T_CONST
%token T_EXPORT
%token T_DOWNLOAD
%token T_SCB
@ -110,10 +130,22 @@ static int is_download_const(expression_t *immed);
%token T_SIZE
%token T_EXPR_LSHIFT
%token T_EXPR_RSHIFT
%token <value> T_ADDRESS
%token T_ACCESS_MODE
%token T_MODES
%token T_DEFINE
%token T_SET_SRC_MODE
%token T_SET_DST_MODE
%token <value> T_MODE
%token T_BEGIN_CS
@ -126,11 +158,11 @@ static int is_download_const(expression_t *immed);
%token <value> T_NUMBER
%token <str> T_PATH T_STRING
%token <str> T_PATH T_STRING T_ARG T_MACROBODY
%token <sym> T_CEXPR
%token T_EOF T_INCLUDE T_VERSION
%token T_EOF T_INCLUDE T_VERSION T_PATCH_ARG_LIST
%token <value> T_SHR T_SHL T_ROR T_ROL
@ -154,7 +186,7 @@ static int is_download_const(expression_t *immed);
%token T_NOP
%token T_ACCUM T_ALLONES T_ALLZEROS T_NONE T_SINDEX
%token T_ACCUM T_ALLONES T_ALLZEROS T_NONE T_SINDEX T_MODE_PTR
%token T_A
@ -168,13 +200,15 @@ static int is_download_const(expression_t *immed);
%type <expression> expression immediate immediate_or_a
%type <value> ret f1_opcode f2_opcode jmp_jc_jnc_call jz_jnz je_jne
%type <value> export ret f1_opcode f2_opcode jmp_jc_jnc_call jz_jnz je_jne
%type <value> numerical_value
%type <value> numerical_value mode_value mode_list macro_arglist
%left '|'
%left '&'
%left T_EXPR_LSHIFT T_EXPR_RSHIFT
%left '+' '-'
%left '*' '/'
%right '~'
%nonassoc UMINUS
%%
@ -182,18 +216,26 @@ static int is_download_const(expression_t *immed);
program:
include
| program include
| patch_arg_list
| program patch_arg_list
| version
| program version
| register
| program register
| constant
| program constant
| macrodefn
| program macrodefn
| scratch_ram
| program scratch_ram
| scb
| program scb
| label
| program label
| set_src_mode
| program set_src_mode
| set_dst_mode
| program set_dst_mode
| critical_section_start
| program critical_section_start
| critical_section_end
@ -215,6 +257,18 @@ include:
}
;
patch_arg_list:
T_PATCH_ARG_LIST '=' T_STRING
{
if (patch_arg_list != NULL)
stop("Patch argument list multiply defined",
EX_DATAERR);
patch_arg_list = strdup($3);
if (patch_arg_list == NULL)
stop("Unable to record patch arg list", EX_SOFTWARE);
}
;
version:
T_VERSION '=' T_STRING
{ add_version($3); }
@ -271,10 +325,12 @@ reg_attribute:
reg_address
| size
| access_mode
| modes
| bit_defn
| mask_defn
| alias
| accumulator
| mode_pointer
| allones
| allzeros
| none
@ -292,6 +348,18 @@ size:
T_SIZE T_NUMBER
{
cur_symbol->info.rinfo->size = $2;
if (scb_or_sram_symbol != NULL) {
u_int max_addr;
u_int sym_max_addr;
max_addr = scb_or_sram_symbol->info.rinfo->address
+ scb_or_sram_symbol->info.rinfo->size;
sym_max_addr = cur_symbol->info.rinfo->address
+ cur_symbol->info.rinfo->size;
if (sym_max_addr > max_addr)
stop("SCB or SRAM space exhausted", EX_DATAERR);
}
}
;
@ -302,6 +370,54 @@ access_mode:
}
;
modes:
T_MODES mode_list
{
cur_symbol->info.rinfo->modes = $2;
}
;
mode_list:
mode_value
{
$$ = $1;
}
| mode_list ',' mode_value
{
$$ = $1 | $3;
}
;
mode_value:
T_NUMBER
{
if ($1 > 4) {
stop("Valid register modes range between 0 and 4.",
EX_DATAERR);
/* NOTREACHED */
}
$$ = (0x1 << $1);
}
| T_SYMBOL
{
symbol_t *symbol;
symbol = $1;
if (symbol->type != CONST) {
stop("Only \"const\" symbols allowed in "
"mode definitions.", EX_DATAERR);
/* NOTREACHED */
}
if (symbol->info.cinfo->value > 4) {
stop("Valid register modes range between 0 and 4.",
EX_DATAERR);
/* NOTREACHED */
}
$$ = (0x1 << symbol->info.cinfo->value);
}
;
bit_defn:
T_BIT T_SYMBOL T_NUMBER
{
@ -333,12 +449,24 @@ alias:
accumulator:
T_ACCUM
{
if (accumulator != NULL) {
if (accumulator.symbol != NULL) {
stop("Only one accumulator definition allowed",
EX_DATAERR);
/* NOTREACHED */
}
accumulator = cur_symbol;
accumulator.symbol = cur_symbol;
}
;
mode_pointer:
T_MODE_PTR
{
if (mode_ptr.symbol != NULL) {
stop("Only one mode pointer definition allowed",
EX_DATAERR);
/* NOTREACHED */
}
mode_ptr.symbol = cur_symbol;
}
;
@ -419,6 +547,34 @@ expression:
&($1.referenced_syms),
&($3.referenced_syms));
}
| expression '*' expression
{
$$.value = $1.value * $3.value;
symlist_merge(&($$.referenced_syms),
&($1.referenced_syms),
&($3.referenced_syms));
}
| expression '/' expression
{
$$.value = $1.value / $3.value;
symlist_merge(&($$.referenced_syms),
&($1.referenced_syms),
&($3.referenced_syms));
}
| expression T_EXPR_LSHIFT expression
{
$$.value = $1.value << $3.value;
symlist_merge(&$$.referenced_syms,
&$1.referenced_syms,
&$3.referenced_syms);
}
| expression T_EXPR_RSHIFT expression
{
$$.value = $1.value >> $3.value;
symlist_merge(&$$.referenced_syms,
&$1.referenced_syms,
&$3.referenced_syms);
}
| '(' expression ')'
{
$$ = $2;
@ -462,12 +618,10 @@ expression:
case UNINITIALIZED:
default:
{
char buf[255];
snprintf(buf, sizeof(buf),
snprintf(errbuf, sizeof(errbuf),
"Undefined symbol %s referenced",
symbol->name);
stop(buf, EX_DATAERR);
stop(errbuf, EX_DATAERR);
/* NOTREACHED */
break;
}
@ -488,7 +642,6 @@ constant:
$2->type = CONST;
initialize_symbol($2);
$2->info.cinfo->value = $3;
$2->info.cinfo->define = $1;
}
| T_CONST T_SYMBOL T_DOWNLOAD
{
@ -505,7 +658,54 @@ constant:
$2->type = DOWNLOAD_CONST;
initialize_symbol($2);
$2->info.cinfo->value = download_constant_count++;
$2->info.cinfo->define = FALSE;
}
;
macrodefn_prologue:
T_DEFINE T_SYMBOL
{
if ($2->type != UNINITIALIZED) {
stop("Re-definition of symbol as a macro",
EX_DATAERR);
/* NOTREACHED */
}
cur_symbol = $2;
cur_symbol->type = MACRO;
initialize_symbol(cur_symbol);
}
;
macrodefn:
macrodefn_prologue T_MACROBODY
{
add_macro_body($2);
}
| macrodefn_prologue '(' macro_arglist ')' T_MACROBODY
{
add_macro_body($5);
cur_symbol->info.macroinfo->narg = $3;
}
;
macro_arglist:
{
/* Macros can take no arguments */
$$ = 0;
}
| T_ARG
{
$$ = 1;
add_macro_arg($1, 0);
}
| macro_arglist ',' T_ARG
{
if ($1 == 0) {
stop("Comma without preceeding argument in arg list",
EX_DATAERR);
/* NOTREACHED */
}
$$ = $1 + 1;
add_macro_arg($3, $1);
}
;
@ -523,13 +723,10 @@ numerical_value:
scratch_ram:
T_SRAM '{'
{
snprintf(errbuf, sizeof(errbuf), "%s%d", SRAM_SYMNAME,
num_srams);
cur_symbol = symtable_get(SRAM_SYMNAME);
cur_symtype = SRAMLOC;
if (cur_symbol->type != UNINITIALIZED) {
stop("Only one SRAM definition allowed",
EX_DATAERR);
/* NOTREACHED */
}
cur_symbol->type = SRAMLOC;
initialize_symbol(cur_symbol);
}
@ -537,10 +734,15 @@ scratch_ram:
{
sram_or_scb_offset = cur_symbol->info.rinfo->address;
}
scb_or_sram_reg_list
size
{
scb_or_sram_symbol = cur_symbol;
}
scb_or_sram_attributes
'}'
{
cur_symbol = NULL;
scb_or_sram_symbol = NULL;
}
;
@ -563,13 +765,25 @@ scb:
{
sram_or_scb_offset = cur_symbol->info.rinfo->address;
}
scb_or_sram_reg_list
size
{
scb_or_sram_symbol = cur_symbol;
}
scb_or_sram_attributes
'}'
{
cur_symbol = NULL;
scb_or_sram_symbol = NULL;
}
;
scb_or_sram_attributes:
/* NULL definition is okay */
| modes
| scb_or_sram_reg_list
| modes scb_or_sram_reg_list
;
scb_or_sram_reg_list:
reg_definition
| scb_or_sram_reg_list reg_definition
@ -610,11 +824,11 @@ reg_symbol:
}
| T_A
{
if (accumulator == NULL) {
if (accumulator.symbol == NULL) {
stop("No accumulator has been defined", EX_DATAERR);
/* NOTREACHED */
}
$$.symbol = accumulator;
$$.symbol = accumulator.symbol;
$$.offset = 0;
}
;
@ -635,6 +849,14 @@ immediate:
immediate_or_a:
expression
{
if ($1.value == 0 && is_download_const(&$1) == 0) {
snprintf(errbuf, sizeof(errbuf),
"\nExpression evaluates to 0 and thus "
"references the accumulator.\n "
"If this is the desired effect, use 'A' "
"instead.\n");
stop(errbuf, EX_DATAERR);
}
$$ = $1;
}
| T_A
@ -667,8 +889,22 @@ ret:
{ $$ = 1; }
;
set_src_mode:
T_SET_SRC_MODE T_NUMBER ';'
{
src_mode = $2;
}
;
set_dst_mode:
T_SET_DST_MODE T_NUMBER ';'
{
dst_mode = $2;
}
;
critical_section_start:
T_BEGIN_CS
T_BEGIN_CS ';'
{
critical_section_t *cs;
@ -683,7 +919,7 @@ critical_section_start:
}
critical_section_end:
T_END_CS
T_END_CS ';'
{
critical_section_t *cs;
@ -696,16 +932,23 @@ critical_section_end:
in_critical_section = FALSE;
}
export:
{ $$ = 0; }
| T_EXPORT
{ $$ = 1; }
;
label:
T_SYMBOL ':'
export T_SYMBOL ':'
{
if ($1->type != UNINITIALIZED) {
if ($2->type != UNINITIALIZED) {
stop("Program label multiply defined", EX_DATAERR);
/* NOTREACHED */
}
$1->type = LABEL;
initialize_symbol($1);
$1->info.linfo->address = instruction_ptr;
$2->type = LABEL;
initialize_symbol($2);
$2->info.linfo->address = instruction_ptr;
$2->info.linfo->exported = $1;
}
;
@ -1119,6 +1362,16 @@ initialize_symbol(symbol_t *symbol)
}
memset(symbol->info.rinfo, 0,
sizeof(struct reg_info));
/*
* Default to allowing access in all register modes
* or to the mode specified by the SCB or SRAM space
* we are in.
*/
if (scb_or_sram_symbol != NULL)
symbol->info.rinfo->modes =
scb_or_sram_symbol->info.rinfo->modes;
else
symbol->info.rinfo->modes = ~0;
break;
case ALIAS:
symbol->info.ainfo =
@ -1172,6 +1425,17 @@ initialize_symbol(symbol_t *symbol)
memset(symbol->info.condinfo, 0,
sizeof(struct cond_info));
break;
case MACRO:
symbol->info.macroinfo =
(struct macro_info *)malloc(sizeof(struct macro_info));
if (symbol->info.macroinfo == NULL) {
stop("Can't create macro info", EX_SOFTWARE);
/* NOTREACHED */
}
memset(symbol->info.macroinfo, 0,
sizeof(struct macro_info));
STAILQ_INIT(&symbol->info.macroinfo->args);
break;
default:
stop("Call to initialize_symbol with invalid symbol type",
EX_SOFTWARE);
@ -1180,26 +1444,76 @@ initialize_symbol(symbol_t *symbol)
}
}
static void
add_macro_arg(const char *argtext, int argnum)
{
struct macro_arg *marg;
int i;
int retval;
if (cur_symbol == NULL || cur_symbol->type != MACRO) {
stop("Invalid current symbol for adding macro arg",
EX_SOFTWARE);
/* NOTREACHED */
}
marg = (struct macro_arg *)malloc(sizeof(*marg));
if (marg == NULL) {
stop("Can't create macro_arg structure", EX_SOFTWARE);
/* NOTREACHED */
}
marg->replacement_text = NULL;
retval = snprintf(regex_pattern, sizeof(regex_pattern),
"[^-/A-Za-z0-9_](%s)([^-/A-Za-z0-9_]|$)",
argtext);
if (retval >= sizeof(regex_pattern)) {
stop("Regex text buffer too small for arg",
EX_SOFTWARE);
/* NOTREACHED */
}
retval = regcomp(&marg->arg_regex, regex_pattern, REG_EXTENDED);
if (retval != 0) {
stop("Regex compilation failed", EX_SOFTWARE);
/* NOTREACHED */
}
STAILQ_INSERT_TAIL(&cur_symbol->info.macroinfo->args, marg, links);
}
static void
add_macro_body(const char *bodytext)
{
if (cur_symbol == NULL || cur_symbol->type != MACRO) {
stop("Invalid current symbol for adding macro arg",
EX_SOFTWARE);
/* NOTREACHED */
}
cur_symbol->info.macroinfo->body = strdup(bodytext);
if (cur_symbol->info.macroinfo->body == NULL) {
stop("Can't duplicate macro body text", EX_SOFTWARE);
/* NOTREACHED */
}
}
static void
process_register(symbol_t **p_symbol)
{
char buf[255];
symbol_t *symbol = *p_symbol;
if (symbol->type == UNINITIALIZED) {
snprintf(buf, sizeof(buf), "Undefined register %s",
snprintf(errbuf, sizeof(errbuf), "Undefined register %s",
symbol->name);
stop(buf, EX_DATAERR);
stop(errbuf, EX_DATAERR);
/* NOTREACHED */
} else if (symbol->type == ALIAS) {
*p_symbol = symbol->info.ainfo->parent;
} else if ((symbol->type != REGISTER)
&& (symbol->type != SCBLOC)
&& (symbol->type != SRAMLOC)) {
snprintf(buf, sizeof(buf),
snprintf(errbuf, sizeof(errbuf),
"Specified symbol %s is not a register",
symbol->name);
stop(buf, EX_DATAERR);
stop(errbuf, EX_DATAERR);
}
}
@ -1233,6 +1547,47 @@ format_1_instr(int opcode, symbol_ref_t *dest, expression_t *immed,
if (is_download_const(immed))
f1_instr->parity = 1;
else if (dest->symbol == mode_ptr.symbol) {
u_int src_value;
u_int dst_value;
/*
* Attempt to update mode information if
* we are operating on the mode register.
*/
if (src->symbol == allones.symbol)
src_value = 0xFF;
else if (src->symbol == allzeros.symbol)
src_value = 0;
else if (src->symbol == mode_ptr.symbol)
src_value = (dst_mode << 4) | src_mode;
else
goto cant_update;
switch (opcode) {
case AIC_OP_AND:
dst_value = src_value & immed->value;
break;
case AIC_OP_XOR:
dst_value = src_value ^ immed->value;
break;
case AIC_OP_ADD:
dst_value = (src_value + immed->value) & 0xFF;
break;
case AIC_OP_OR:
dst_value = src_value | immed->value;
break;
break;
case AIC_OP_BMOV:
dst_value = src_value;
break;
default:
goto cant_update;
}
src_mode = dst_value & 0xF;
dst_mode = (dst_value >> 4) & 0xF;
cant_update:
}
symlist_free(&immed->referenced_syms);
instruction_ptr++;
@ -1341,6 +1696,14 @@ format_3_instr(int opcode, symbol_ref_t *src,
static void
test_readable_symbol(symbol_t *symbol)
{
if ((symbol->info.rinfo->modes & (0x1 << src_mode)) == 0) {
snprintf(errbuf, sizeof(errbuf),
"Register %s unavailable in source reg mode %d",
symbol->name, src_mode);
stop(errbuf, EX_DATAERR);
}
if (symbol->info.rinfo->mode == WO) {
stop("Write Only register specified as source",
EX_DATAERR);
@ -1351,6 +1714,14 @@ test_readable_symbol(symbol_t *symbol)
static void
test_writable_symbol(symbol_t *symbol)
{
if ((symbol->info.rinfo->modes & (0x1 << dst_mode)) == 0) {
snprintf(errbuf, sizeof(errbuf),
"Register %s unavailable in destination reg mode %d",
symbol->name, dst_mode);
stop(errbuf, EX_DATAERR);
}
if (symbol->info.rinfo->mode == RO) {
stop("Read Only register specified as destination",
EX_DATAERR);
@ -1363,7 +1734,6 @@ type_check(symbol_t *symbol, expression_t *expression, int opcode)
{
symbol_node_t *node;
int and_op;
char buf[255];
and_op = FALSE;
if (opcode == AIC_OP_AND || opcode == AIC_OP_JNZ || AIC_OP_JZ)
@ -1376,11 +1746,11 @@ type_check(symbol_t *symbol, expression_t *expression, int opcode)
*/
if (and_op == FALSE
&& (expression->value & ~symbol->info.rinfo->valid_bitmask) != 0) {
snprintf(buf, sizeof(buf),
snprintf(errbuf, sizeof(errbuf),
"Invalid bit(s) 0x%x in immediate written to %s",
expression->value & ~symbol->info.rinfo->valid_bitmask,
symbol->name);
stop(buf, EX_DATAERR);
stop(errbuf, EX_DATAERR);
/* NOTREACHED */
}
@ -1388,7 +1758,7 @@ type_check(symbol_t *symbol, expression_t *expression, int opcode)
* Now make sure that all of the symbols referenced by the
* expression are defined for this register.
*/
if(symbol->info.rinfo->typecheck_masks != FALSE) {
if (symbol->info.rinfo->typecheck_masks != FALSE) {
for(node = expression->referenced_syms.slh_first;
node != NULL;
node = node->links.sle_next) {
@ -1396,11 +1766,11 @@ type_check(symbol_t *symbol, expression_t *expression, int opcode)
|| node->symbol->type == BIT)
&& symlist_search(&node->symbol->info.minfo->symrefs,
symbol->name) == NULL) {
snprintf(buf, sizeof(buf),
snprintf(errbuf, sizeof(errbuf),
"Invalid bit or mask %s "
"for register %s",
node->symbol->name, symbol->name);
stop(buf, EX_DATAERR);
stop(errbuf, EX_DATAERR);
/* NOTREACHED */
}
}

40
sys/dev/aic7xxx/aicasm/aicasm_insformat.h
View File

@ -11,35 +11,37 @@
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU Public License ("GPL").
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* $Id: //depot/src/aic7xxx/aicasm/aicasm_insformat.h#4 $
* $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm_insformat.h#8 $
*
* $FreeBSD$
*/
#if linux
#include <endian.h>
#else
#include <machine/endian.h>
#endif
struct ins_format1 {
#if BYTE_ORDER == LITTLE_ENDIAN
uint32_t immediate : 8,

164
sys/dev/aic7xxx/aicasm/aicasm_macro_gram.y Normal file
View File

@ -0,0 +1,164 @@
%{
/*
* Sub-parser for macro invocation in the Aic7xxx SCSI
* Host adapter sequencer assembler.
*
* Copyright (c) 2001 Adaptec Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* $Id$
*
* $FreeBSD$
*/
#include <sys/types.h>
#include <inttypes.h>
#include <regex.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sysexits.h>
#ifdef __linux__
#include "../queue.h"
#else
#include <sys/queue.h>
#endif
#include "aicasm.h"
#include "aicasm_symbol.h"
#include "aicasm_insformat.h"
static symbol_t *macro_symbol;
static void add_macro_arg(const char *argtext, int position);
%}
%union {
int value;
char *str;
symbol_t *sym;
}
%token <str> T_ARG
%token <sym> T_SYMBOL
%type <value> macro_arglist
%%
macrocall:
T_SYMBOL '('
{
macro_symbol = $1;
}
macro_arglist ')'
{
if (macro_symbol->info.macroinfo->narg != $4) {
printf("Narg == %d", macro_symbol->info.macroinfo->narg);
stop("Too few arguments for macro invocation",
EX_DATAERR);
/* NOTREACHED */
}
macro_symbol = NULL;
YYACCEPT;
}
;
macro_arglist:
{
/* Macros can take 0 arguments */
$$ = 0;
}
| T_ARG
{
$$ = 1;
add_macro_arg($1, 1);
}
| macro_arglist ',' T_ARG
{
if ($1 == 0) {
stop("Comma without preceeding argument in arg list",
EX_DATAERR);
/* NOTREACHED */
}
$$ = $1 + 1;
add_macro_arg($3, $$);
}
;
%%
static void
add_macro_arg(const char *argtext, int argnum)
{
struct macro_arg *marg;
int i;
if (macro_symbol == NULL || macro_symbol->type != MACRO) {
stop("Invalid current symbol for adding macro arg",
EX_SOFTWARE);
/* NOTREACHED */
}
/*
* Macro Invocation. Find the appropriate argument and fill
* in the replace ment text for this call.
*/
i = 0;
STAILQ_FOREACH(marg, &macro_symbol->info.macroinfo->args, links) {
i++;
if (i == argnum)
break;
}
if (marg == NULL) {
stop("Too many arguments for macro invocation", EX_DATAERR);
/* NOTREACHED */
}
marg->replacement_text = strdup(argtext);
if (marg->replacement_text == NULL) {
stop("Unable to replicate replacement text", EX_SOFTWARE);
/* NOTREACHED */
}
}
void
mmerror(const char *string)
{
stop(string, EX_DATAERR);
}

154
sys/dev/aic7xxx/aicasm/aicasm_macro_scan.l Normal file
View File

@ -0,0 +1,154 @@
%{
/*
* Sub-Lexical Analyzer for macro invokation in
* the Aic7xxx SCSI Host adapter sequencer assembler.
*
* Copyright (c) 2001 Adaptec Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* $Id$
*
* $FreeBSD$
*/
#include <sys/types.h>
#include <limits.h>
#include <regex.h>
#include <stdio.h>
#include <string.h>
#include <sysexits.h>
#ifdef __linux__
#include "../queue.h"
#else
#include <sys/queue.h>
#endif
#include "aicasm.h"
#include "aicasm_symbol.h"
#include "aicasm_macro_gram.h"
#define MAX_STR_CONST 4096
static char string_buf[MAX_STR_CONST];
static char *string_buf_ptr;
static int parren_count;
static char buf[255];
%}
WORD [A-Za-z_][-A-Za-z_0-9]*
SPACE [ \t]+
MCARG [^(), \t]+
%x ARGLIST
%%
\n {
++yylineno;
}
<ARGLIST>{SPACE} ;
<ARGLIST>\( {
parren_count++;
if (parren_count == 1) {
string_buf_ptr = string_buf;
return ('(');
}
*string_buf_ptr++ = '(';
}
<ARGLIST>\) {
if (parren_count == 1) {
if (string_buf_ptr != string_buf) {
/*
* Return an argument and
* rescan this parren so we
* can return it as well.
*/
*string_buf_ptr = '\0';
mmlval.str = string_buf;
string_buf_ptr = string_buf;
unput(')');
return T_ARG;
}
BEGIN INITIAL;
return (')');
}
parren_count--;
*string_buf_ptr++ = ')';
}
<ARGLIST>{MCARG} {
char *yptr;
yptr = mmtext;
while (*yptr)
*string_buf_ptr++ = *yptr++;
}
<ARGLIST>\, {
if (string_buf_ptr != string_buf) {
/*
* Return an argument and
* rescan this comma so we
* can return it as well.
*/
*string_buf_ptr = '\0';
mmlval.str = string_buf;
string_buf_ptr = string_buf;
unput(',');
return T_ARG;
}
return ',';
}
{WORD}[(] {
/* May be a symbol or a macro invocation. */
mmlval.sym = symtable_get(mmtext);
if (mmlval.sym->type != MACRO) {
stop("Expecting Macro Name",
EX_DATAERR);
}
unput('(');
parren_count = 0;
BEGIN ARGLIST;
return T_SYMBOL;
}
. {
snprintf(buf, sizeof(buf), "Invalid character "
"'%c'", mmtext[0]);
stop(buf, EX_DATAERR);
}
%%
int
mmwrap()
{
stop("EOF encountered in macro call", EX_DATAERR);
}

321
sys/dev/aic7xxx/aicasm/aicasm_scan.l
View File

@ -2,7 +2,8 @@
/*
* Lexical Analyzer for the Aic7xxx SCSI Host adapter sequencer assembler.
*
* Copyright (c) 1997, 1998 Justin T. Gibbs.
* Copyright (c) 1997, 1998, 2000 Justin T. Gibbs.
* Copyright (c) 2001 Adaptec Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -11,25 +12,33 @@
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU Public License ("GPL").
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* $Id: //depot/src/aic7xxx/aicasm/aicasm_scan.l#5 $
* $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm_scan.l#10 $
*
* $FreeBSD$
*/
@ -37,6 +46,7 @@
#include <sys/types.h>
#include <limits.h>
#include <regex.h>
#include <stdio.h>
#include <string.h>
#include <sysexits.h>
@ -48,25 +58,31 @@
#include "aicasm.h"
#include "aicasm_symbol.h"
#include "y.tab.h"
#include "aicasm_gram.h"
#define MAX_STR_CONST 256
char string_buf[MAX_STR_CONST];
char *string_buf_ptr;
int parren_count;
int quote_count;
/* This is used for macro body capture too, so err on the large size. */
#define MAX_STR_CONST 4096
static char string_buf[MAX_STR_CONST];
static char *string_buf_ptr;
static int parren_count;
static int quote_count;
static char buf[255];
%}
%option nounput
PATH [-/A-Za-z0-9_.]*[./][-/A-Za-z0-9_.]*
PATH ([/]*[-A-Za-z0-9_.])+
WORD [A-Za-z_][-A-Za-z_0-9]*
SPACE [ \t]+
MCARG [^(), \t]+
MBODY ((\\[^\n])*[^\n\\]*)+
%x COMMENT
%x CEXPR
%x INCLUDE
%x STRING
%x MACRODEF
%x MACROARGLIST
%x MACROCALLARGS
%x MACROBODY
%%
\n { ++yylineno; }
@ -115,6 +131,7 @@ if[ \t]*\( {
}
VERSION { return T_VERSION; }
PATCH_ARG_LIST { return T_PATCH_ARG_LIST; }
\" {
string_buf_ptr = string_buf;
BEGIN STRING;
@ -133,14 +150,16 @@ VERSION { return T_VERSION; }
yylval.str = string_buf;
return T_STRING;
}
{SPACE} ;
{SPACE} ;
/* Register/SCB/SRAM definition keywords */
export { return T_EXPORT; }
register { return T_REGISTER; }
const { yylval.value = FALSE; return T_CONST; }
download { return T_DOWNLOAD; }
address { return T_ADDRESS; }
access_mode { return T_ACCESS_MODE; }
modes { return T_MODES; }
RW|RO|WO {
if (strcmp(yytext, "RW") == 0)
yylval.value = RW;
@ -152,6 +171,8 @@ RW|RO|WO {
}
BEGIN_CRITICAL { return T_BEGIN_CS; }
END_CRITICAL { return T_END_CS; }
SET_SRC_MODE { return T_SET_SRC_MODE; }
SET_DST_MODE { return T_SET_DST_MODE; }
bit { return T_BIT; }
mask { return T_MASK; }
alias { return T_ALIAS; }
@ -159,6 +180,7 @@ size { return T_SIZE; }
scb { return T_SCB; }
scratch_ram { return T_SRAM; }
accumulator { return T_ACCUM; }
mode_pointer { return T_MODE_PTR; }
allones { return T_ALLONES; }
allzeros { return T_ALLZEROS; }
none { return T_NONE; }
@ -199,7 +221,9 @@ nop { return T_NOP; }
else { return T_ELSE; }
/* Allowed Symbols */
[-+,:()~|&."{};<>[\]!=] { return yytext[0]; }
\<\< { return T_EXPR_LSHIFT; }
\>\> { return T_EXPR_RSHIFT; }
[-+,:()~|&."{};<>[\]/*!=] { return yytext[0]; }
/* Number processing */
0[0-7]* {
@ -216,7 +240,6 @@ else { return T_ELSE; }
yylval.value = strtol(yytext, NULL, 10);
return T_NUMBER;
}
/* Include Files */
#include{SPACE} {
BEGIN INCLUDE;
@ -231,13 +254,7 @@ else { return T_ELSE; }
quote_count++;
return yytext[0];
}
<INCLUDE>. { stop("Invalid include line", EX_DATAERR); }
/* For parsing C include files with #define foo */
#define { yylval.value = TRUE; return T_CONST; }
/* Throw away macros */
#define[^\n]*[()]+[^\n]* ;
<INITIAL,INCLUDE>{PATH} {
<INCLUDE>{PATH} {
char *yptr;
yptr = yytext;
@ -248,12 +265,158 @@ else { return T_ELSE; }
*string_buf_ptr = '\0';
return T_PATH;
}
<INCLUDE>. { stop("Invalid include line", EX_DATAERR); }
#define{SPACE} {
BEGIN MACRODEF;
return T_DEFINE;
}
<MACRODEF>{WORD}{SPACE} {
char *yptr;
{WORD} { yylval.sym = symtable_get(yytext); return T_SYMBOL; }
/* Strip space and return as a normal symbol */
yptr = yytext;
while (*yptr != ' ' && *yptr != '\t')
yptr++;
*yptr = '\0';
yylval.sym = symtable_get(yytext);
string_buf_ptr = string_buf;
BEGIN MACROBODY;
return T_SYMBOL;
}
<MACRODEF>{WORD}\( {
/*
* We store the symbol with its opening
* parren so we can differentiate macros
* that take args from macros with the
* same name that do not take args as
* is allowed in C.
*/
BEGIN MACROARGLIST;
yylval.sym = symtable_get(yytext);
unput('(');
return T_SYMBOL;
}
<MACROARGLIST>{WORD} {
yylval.str = yytext;
return T_ARG;
}
<MACROARGLIST>{SPACE} ;
<MACROARGLIST>[(,] {
return yytext[0];
}
<MACROARGLIST>[)] {
string_buf_ptr = string_buf;
BEGIN MACROBODY;
return ')';
}
<MACROARGLIST>. {
snprintf(buf, sizeof(buf), "Invalid character "
"'%c' in macro argument list",
yytext[0]);
stop(buf, EX_DATAERR);
}
<MACROCALLARGS>{SPACE} ;
<MACROCALLARGS>\( {
parren_count++;
if (parren_count == 1)
return ('(');
*string_buf_ptr++ = '(';
}
<MACROCALLARGS>\) {
parren_count--;
if (parren_count == 0) {
BEGIN INITIAL;
return (')');
}
*string_buf_ptr++ = ')';
}
<MACROCALLARGS>{MCARG} {
char *yptr;
yptr = yytext;
while (*yptr)
*string_buf_ptr++ = *yptr++;
}
<MACROCALLARGS>\, {
if (string_buf_ptr != string_buf) {
/*
* Return an argument and
* rescan this comma so we
* can return it as well.
*/
*string_buf_ptr = '\0';
yylval.str = string_buf;
string_buf_ptr = string_buf;
unput(',');
return T_ARG;
}
return ',';
}
<MACROBODY>\\\n {
/* Eat escaped newlines. */
++yylineno;
}
<MACROBODY>\n {
/* Macros end on the first unescaped newline. */
BEGIN INITIAL;
*string_buf_ptr = '\0';
yylval.str = string_buf;
++yylineno;
return T_MACROBODY;
}
<MACROBODY>{MBODY} {
char *yptr;
yptr = yytext;
while (*yptr)
*string_buf_ptr++ = *yptr++;
}
{WORD}\( {
char *yptr;
char *ycopy;
/* May be a symbol or a macro invocation. */
yylval.sym = symtable_get(yytext);
if (yylval.sym->type == MACRO) {
YY_BUFFER_STATE old_state;
YY_BUFFER_STATE temp_state;
ycopy = strdup(yytext);
yptr = ycopy + yyleng;
while (yptr > ycopy)
unput(*--yptr);
old_state = YY_CURRENT_BUFFER;
temp_state =
yy_create_buffer(stdin,
YY_BUF_SIZE);
yy_switch_to_buffer(temp_state);
mm_switch_to_buffer(old_state);
mmparse();
mm_switch_to_buffer(temp_state);
yy_switch_to_buffer(old_state);
mm_delete_buffer(temp_state);
expand_macro(yylval.sym);
} else {
if (yylval.sym->type == UNINITIALIZED) {
/* Try without the '(' */
symbol_delete(yylval.sym);
yytext[yyleng-1] = '\0';
yylval.sym =
symtable_get(yytext);
}
unput('(');
return T_SYMBOL;
}
}
{WORD} {
yylval.sym = symtable_get(yytext);
if (yylval.sym->type == MACRO) {
expand_macro(yylval.sym);
} else {
return T_SYMBOL;
}
}
. {
char buf[255];
snprintf(buf, sizeof(buf), "Invalid character "
"'%c'", yytext[0]);
stop(buf, EX_DATAERR);
@ -322,6 +485,92 @@ include_file(char *file_name, include_type type)
yyfilename = strdup(file_name);
}
static void next_substitution(struct symbol *mac_symbol, const char *body_pos,
const char **next_match,
struct macro_arg **match_marg, regmatch_t *match);
void
expand_macro(struct symbol *macro_symbol)
{
struct macro_arg *marg;
struct macro_arg *match_marg;
const char *body_head;
const char *body_pos;
const char *next_match;
/*
* Due to the nature of unput, we must work
* backwards through the macro body performing
* any expansions.
*/
body_head = macro_symbol->info.macroinfo->body;
body_pos = body_head + strlen(body_head);
while (body_pos > body_head) {
regmatch_t match;
next_match = body_head;
match_marg = NULL;
next_substitution(macro_symbol, body_pos, &next_match,
&match_marg, &match);
/* Put back everything up until the replacement. */
while (body_pos > next_match)
unput(*--body_pos);
/* Perform the replacement. */
if (match_marg != NULL) {
const char *strp;
next_match = match_marg->replacement_text;
strp = next_match + strlen(next_match);
while (strp > next_match)
unput(*--strp);
/* Skip past the unexpanded macro arg. */
body_pos -= match.rm_eo - match.rm_so;
}
}
/* Cleanup replacement text. */
STAILQ_FOREACH(marg, &macro_symbol->info.macroinfo->args, links) {
free(marg->replacement_text);
}
}
/*
* Find the next substitution in the macro working backwards from
* body_pos until the beginning of the macro buffer. next_match
* should be initialized to the beginning of the macro buffer prior
* to calling this routine.
*/
static void
next_substitution(struct symbol *mac_symbol, const char *body_pos,
const char **next_match, struct macro_arg **match_marg,
regmatch_t *match)
{
regmatch_t matches[2];
struct macro_arg *marg;
const char *search_pos;
int retval;
do {
search_pos = *next_match;
STAILQ_FOREACH(marg, &mac_symbol->info.macroinfo->args, links) {
retval = regexec(&marg->arg_regex, search_pos, 2,
matches, 0);
if (retval == 0
&& (matches[1].rm_eo + search_pos) <= body_pos
&& (matches[1].rm_eo + search_pos) > *next_match) {
*match = matches[1];
*next_match = match->rm_eo + search_pos;
*match_marg = marg;
}
}
} while (search_pos != *next_match);
}
int
yywrap()
{

68
sys/dev/aic7xxx/aicasm/aicasm_symbol.c
View File

@ -10,25 +10,33 @@
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU Public License ("GPL").
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* $Id: //depot/src/aic7xxx/aicasm/aicasm_symbol.c#7 $
* $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm_symbol.c#13 $
*
* $FreeBSD$
*/
@ -41,6 +49,7 @@
#include <db.h>
#endif
#include <fcntl.h>
#include <regex.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@ -310,12 +319,15 @@ symtable_dump(FILE *ofile)
symlist_t constants;
symlist_t download_constants;
symlist_t aliases;
symlist_t exported_labels;
u_int i;
SLIST_INIT(&registers);
SLIST_INIT(&masks);
SLIST_INIT(&constants);
SLIST_INIT(&download_constants);
SLIST_INIT(&aliases);
SLIST_INIT(&exported_labels);
if (symtable != NULL) {
DBT key;
@ -337,10 +349,8 @@ symtable_dump(FILE *ofile)
symlist_add(&masks, cursym, SYMLIST_SORT);
break;
case CONST:
if (cursym->info.cinfo->define == FALSE) {
symlist_add(&constants, cursym,
SYMLIST_INSERT_HEAD);
}
symlist_add(&constants, cursym,
SYMLIST_INSERT_HEAD);
break;
case DOWNLOAD_CONST:
symlist_add(&download_constants, cursym,
@ -350,6 +360,12 @@ symtable_dump(FILE *ofile)
symlist_add(&aliases, cursym,
SYMLIST_INSERT_HEAD);
break;
case LABEL:
if (cursym->info.linfo->exported == 0)
break;
symlist_add(&exported_labels, cursym,
SYMLIST_INSERT_HEAD);
break;
default:
break;
}
@ -395,7 +411,7 @@ symtable_dump(FILE *ofile)
%s */\n", versions);
while (SLIST_FIRST(&registers) != NULL) {
symbol_node_t *curnode;
u_int8_t value;
u_int value;
char *tab_str;
char *tab_str2;
@ -455,7 +471,7 @@ symtable_dump(FILE *ofile)
fprintf(ofile, "\n\n/* Downloaded Constant Definitions */\n");
while (SLIST_FIRST(&download_constants) != NULL) {
for (i = 0; SLIST_FIRST(&download_constants) != NULL; i++) {
symbol_node_t *curnode;
curnode = SLIST_FIRST(&download_constants);
@ -465,6 +481,20 @@ symtable_dump(FILE *ofile)
curnode->symbol->info.cinfo->value);
free(curnode);
}
fprintf(ofile, "#define\tDOWNLOAD_CONST_COUNT\t0x%02x\n", i);
fprintf(ofile, "\n\n/* Exported Labels */\n");
while (SLIST_FIRST(&exported_labels) != NULL) {
symbol_node_t *curnode;
curnode = SLIST_FIRST(&exported_labels);
SLIST_REMOVE_HEAD(&exported_labels, links);
fprintf(ofile, "#define\tLABEL_%-8s\t0x%02x\n",
curnode->symbol->name,
curnode->symbol->info.linfo->address);
free(curnode);
}
}
}

87
sys/dev/aic7xxx/aicasm/aicasm_symbol.h
View File

@ -10,25 +10,33 @@
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU Public License ("GPL").
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* $Id: //depot/src/aic7xxx/aicasm/aicasm_symbol.h#4 $
* $Id: //depot/aic7xxx/aic7xxx/aicasm/aicasm_symbol.h#10 $
*
* $FreeBSD$
*/
@ -50,8 +58,9 @@ typedef enum {
CONST,
DOWNLOAD_CONST,
LABEL,
CONDITIONAL
}symtype;
CONDITIONAL,
MACRO
} symtype;
typedef enum {
RO = 0x01,
@ -60,10 +69,11 @@ typedef enum {
}amode_t;
struct reg_info {
u_int8_t address;
u_int address;
int size;
amode_t mode;
u_int8_t valid_bitmask;
u_int8_t modes;
int typecheck_masks;
};
@ -75,8 +85,8 @@ struct mask_info {
};
struct const_info {
u_int8_t value;
int define;
u_int value;
int define;
};
struct alias_info {
@ -85,12 +95,26 @@ struct alias_info {
struct label_info {
int address;
int exported;
};
struct cond_info {
int func_num;
};
struct macro_arg {
STAILQ_ENTRY(macro_arg) links;
regex_t arg_regex;
char *replacement_text;
};
STAILQ_HEAD(macro_arg_list, macro_arg) args;
struct macro_info {
struct macro_arg_list args;
int narg;
const char* body;
};
typedef struct expression_info {
symlist_t referenced_syms;
int value;
@ -100,12 +124,13 @@ typedef struct symbol {
char *name;
symtype type;
union {
struct reg_info *rinfo;
struct mask_info *minfo;
struct reg_info *rinfo;
struct mask_info *minfo;
struct const_info *cinfo;
struct alias_info *ainfo;
struct label_info *linfo;
struct cond_info *condinfo;
struct cond_info *condinfo;
struct macro_info *macroinfo;
}info;
} symbol_t;
@ -153,25 +178,25 @@ TAILQ_HEAD(cs_tailq, critical_section);
SLIST_HEAD(scope_list, scope);
TAILQ_HEAD(scope_tailq, scope);
void symbol_delete(symbol_t *symbol);
void symbol_delete __P((symbol_t *symbol));
void symtable_open(void);
void symtable_open __P((void));
void symtable_close(void);
void symtable_close __P((void));
symbol_t *
symtable_get(char *name);
symtable_get __P((char *name));
symbol_node_t *
symlist_search(symlist_t *symlist, char *symname);
symlist_search __P((symlist_t *symlist, char *symname));
void
symlist_add(symlist_t *symlist, symbol_t *symbol, int how);
symlist_add __P((symlist_t *symlist, symbol_t *symbol, int how));
#define SYMLIST_INSERT_HEAD 0x00
#define SYMLIST_SORT 0x01
void symlist_free(symlist_t *symlist);
void symlist_free __P((symlist_t *symlist));
void symlist_merge(symlist_t *symlist_dest, symlist_t *symlist_src1,
symlist_t *symlist_src2);
void symtable_dump(FILE *ofile);
void symlist_merge __P((symlist_t *symlist_dest, symlist_t *symlist_src1,
symlist_t *symlist_src2));
void symtable_dump __P((FILE *ofile));