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Add infrastructure for enabling Verilog-AMS 

Add the -gverilog-ams flag to the driver, and the begin_keywords support
for VAMS-2.3 keywords. With this, the infrastructure is in place to
start pulling in features from Verilog-AMS.
This commit is contained in:
Stephen Williams 2008-05-02 16:28:48 -07:00
parent 0c29e540ea
commit f662d76b2e
4 changed files with 32 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
compiler.h
View File

@ -116,6 +116,10 @@ inline bool gn_cadence_types_enabled()
is false, then skip elaboration of specify behavior. */
extern bool gn_specify_blocks_flag;
/* If this flag is true, then support/elaborate Verilog-AMS. */
extern bool gn_verilog_ams_flag;
/* If this flag is false a warning is printed when the port declaration
is scalar and the net/register definition is vectored. */
extern bool gn_io_range_error_flag;
@ -128,6 +132,7 @@ enum { GN_KEYWORDS_1364_1995 = 0x0001,
GN_KEYWORDS_1364_2001 = 0x0002,
GN_KEYWORDS_1364_2001_CONFIG = 0x0004,
GN_KEYWORDS_1364_2005 = 0x0008,
GN_KEYWORDS_VAMS_2_3 = 0x0010,
GN_KEYWORDS_ICARUS = 0x8000
};
extern int lexor_keyword_mask;

7
driver/main.c
View File

@ -110,6 +110,7 @@ const char*generation = "2x";
const char*gen_specify = "specify";
const char*gen_xtypes = "xtypes";
const char*gen_io_range_error = "io-range-error";
const char*gen_verilog_ams = "no-verilog-ams";
/* Boolean: true means use a default include dir, false means don't */
int gen_std_include = 1;
@ -463,6 +464,12 @@ int process_generation(const char*name)
else if (strcmp(name,"no-io-range-error") == 0)
gen_io_range_error = "no-io-range-error";
else if (strcmp(name,"verilog-ams") == 0)
gen_verilog_ams = "verilog_ams";
else if (strcmp(name,"no-verilog-ams") == 0)
gen_verilog_ams = "no-verilog-ams";
else {
fprintf(stderr, "Unknown/Unsupported Language generation "
"%s\n\n", name);

6
lexor.lex
View File

@ -346,6 +346,12 @@ W [ \t\b\f\r]+
|GN_KEYWORDS_1364_2001
|GN_KEYWORDS_1364_2001_CONFIG
|GN_KEYWORDS_1364_2005;
} else if (strcmp(word,"VAMS-2.3") == 0) {
lexor_keyword_mask = GN_KEYWORDS_1364_1995
|GN_KEYWORDS_1364_2001
|GN_KEYWORDS_1364_2001_CONFIG
|GN_KEYWORDS_1364_2005
|GN_KEYWORDS_VAMS_2_3;
} else {
fprintf(stderr, "%s:%d: Ignoring unknown keywords string: %s\n",
yylloc.text, yylloc.first_line, word);

15
main.cc
View File

@ -88,6 +88,7 @@ generation_t generation_flag = GN_DEFAULT;
bool gn_cadence_types_flag = true;
bool gn_specify_blocks_flag = true;
bool gn_io_range_error_flag = true;
bool gn_verilog_ams_flag = false;
map<string,const char*> flags;
char*vpi_module_list = 0;
@ -218,6 +219,12 @@ static void process_generation_flag(const char*gen)
} else if (strcmp(gen,"no-specify") == 0) {
gn_specify_blocks_flag = false;
} else if (strcmp(gen,"verilog-ams") == 0) {
gn_verilog_ams_flag = true;
} else if (strcmp(gen,"no-verilog-ams") == 0) {
gn_verilog_ams_flag = false;
} else if (strcmp(gen,"io-range-error") == 0) {
gn_io_range_error_flag = true;
@ -611,7 +618,10 @@ int main(int argc, char*argv[])
}
if (gn_cadence_types_enabled())
lexor_keyword_mask |= GN_KEYWORDS_ICARUS;
lexor_keyword_mask |= GN_KEYWORDS_ICARUS;
if (gn_verilog_ams_flag)
lexor_keyword_mask |= GN_KEYWORDS_VAMS_2_3;
if (verbose_flag) {
if (times_flag)
@ -630,6 +640,9 @@ int main(int argc, char*argv[])
break;
}
if (gn_verilog_ams_flag)
cout << ",verilog-ams";
if (gn_specify_blocks_flag)
cout << ",specify";
else