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Add --bbox-sys option to blackbox $system calls.

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This commit is contained in:
Wilson Snyder
2009-09-16 09:28:09 -04:00
parent 4c7b5005a6
commit faa5ef193b
9 changed files with 85 additions and 19 deletions
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src/V3Options.cpp
+1
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@@ -638,6 +638,7 @@ void V3Options::parseOptsList(FileLine* fl, int argc, char** argv) {
else if ( onoff (sw, "-MP", flag/*ref*/) ) { m_makePhony = flag; }
else if ( onoff (sw, "-assert", flag/*ref*/) ) { m_assert = flag; m_psl = flag; }
else if ( onoff (sw, "-autoflush", flag/*ref*/) ) { m_autoflush = flag; }
else if ( onoff (sw, "-bbox-sys", flag/*ref*/) ) { m_bboxSys = flag; }
else if ( !strcmp (sw, "-cc") ) { m_outFormatOk = true; m_systemC = false; m_systemPerl = false; }
else if ( onoff (sw, "-coverage", flag/*ref*/) ) { coverage(flag); }
else if ( onoff (sw, "-coverage-line", flag/*ref*/) ){ m_coverageLine = flag; }
src/V3Options.h
+2
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@@ -94,6 +94,7 @@ class V3Options {
bool m_makePhony; // main switch: -MP
bool m_assert; // main switch: --assert
bool m_autoflush; // main switch: --autoflush
bool m_bboxSys; // main switch: --bbox-sys
bool m_coverageLine; // main switch: --coverage-block
bool m_coverageToggle;// main switch: --coverage-toggle
bool m_coverageUser; // main switch: --coverage-func
@@ -204,6 +205,7 @@ class V3Options {
bool stats() const { return m_stats; }
bool assertOn() const { return m_assert; } // assertOn as __FILE__ may be defined
bool autoflush() const { return m_autoflush; }
bool bboxSys() const { return m_bboxSys; }
bool coverage() const { return m_coverageLine || m_coverageToggle || m_coverageUser; }
bool coverageLine() const { return m_coverageLine; }
bool coverageToggle() const { return m_coverageToggle; }
src/verilog.l
+17 -13
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@@ -44,6 +44,10 @@ extern void yyerrorf(const char* format, ...);
#define FL { yylval.fileline = CRELINE(); }
#define RETURN_BBOX_SYS_OR_MSG(msg,yytext) { \
if (v3Global.opt.bboxSys()) return yD_aIGNORE; \
else yyerrorf(msg,yytext); }
void V3Read::ppline (const char* textp) {
// Handle `line directive
fileline()->lineDirective(textp);
@@ -239,18 +243,18 @@ escid \\[^ \t\f\r\n]+
"xnor" { FL; return yXNOR; }
"xor" { FL; return yXOR; }
/* Special errors */
"$displayb" { yyerrorf("Unsupported: Use $display with %%b format instead: %s",yytext); }
"$displayh" { yyerrorf("Unsupported: Use $display with %%x format instead: %s",yytext); }
"$displayo" { yyerrorf("Unsupported: Use $display with %%o format instead: %s",yytext); }
"$fdisplayb" { yyerrorf("Unsupported: Use $fdisplay with %%b format instead: %s",yytext); }
"$fdisplayh" { yyerrorf("Unsupported: Use $fdisplay with %%x format instead: %s",yytext); }
"$fdisplayo" { yyerrorf("Unsupported: Use $fdisplay with %%o format instead: %s",yytext); }
"$fwriteb" { yyerrorf("Unsupported: Use $fwrite with %%b format instead: %s",yytext); }
"$fwriteh" { yyerrorf("Unsupported: Use $fwrite with %%x format instead: %s",yytext); }
"$fwriteo" { yyerrorf("Unsupported: Use $fwrite with %%o format instead: %s",yytext); }
"$writeb" { yyerrorf("Unsupported: Use $write with %%b format instead: %s",yytext); }
"$writeh" { yyerrorf("Unsupported: Use $write with %%x format instead: %s",yytext); }
"$writeo" { yyerrorf("Unsupported: Use $write with %%o format instead: %s",yytext); }
"$displayb" { RETURN_BBOX_SYS_OR_MSG("Unsupported: Use $display with %%b format instead: %s",yytext); }
"$displayh" { RETURN_BBOX_SYS_OR_MSG("Unsupported: Use $display with %%x format instead: %s",yytext); }
"$displayo" { RETURN_BBOX_SYS_OR_MSG("Unsupported: Use $display with %%o format instead: %s",yytext); }
"$fdisplayb" { RETURN_BBOX_SYS_OR_MSG("Unsupported: Use $fdisplay with %%b format instead: %s",yytext); }
"$fdisplayh" { RETURN_BBOX_SYS_OR_MSG("Unsupported: Use $fdisplay with %%x format instead: %s",yytext); }
"$fdisplayo" { RETURN_BBOX_SYS_OR_MSG("Unsupported: Use $fdisplay with %%o format instead: %s",yytext); }
"$fwriteb" { RETURN_BBOX_SYS_OR_MSG("Unsupported: Use $fwrite with %%b format instead: %s",yytext); }
"$fwriteh" { RETURN_BBOX_SYS_OR_MSG("Unsupported: Use $fwrite with %%x format instead: %s",yytext); }
"$fwriteo" { RETURN_BBOX_SYS_OR_MSG("Unsupported: Use $fwrite with %%o format instead: %s",yytext); }
"$writeb" { RETURN_BBOX_SYS_OR_MSG("Unsupported: Use $write with %%b format instead: %s",yytext); }
"$writeh" { RETURN_BBOX_SYS_OR_MSG("Unsupported: Use $write with %%x format instead: %s",yytext); }
"$writeo" { RETURN_BBOX_SYS_OR_MSG("Unsupported: Use $write with %%o format instead: %s",yytext); }
/* Generic unsupported warnings */
"cmos" { yyerrorf("Unsupported: Verilog 1995 reserved word not implemented: %s",yytext); }
"deassign" { yyerrorf("Unsupported: Verilog 1995 reserved word not implemented: %s",yytext); }
@@ -461,7 +465,7 @@ escid \\[^ \t\f\r\n]+
/* Default PLI rule */
<V95,V01,V05,S05,PSL>{
"$"[a-zA-Z_$][a-zA-Z0-9_$]* { yyerrorf("Unsupported or unknown PLI call: %s",yytext); }
"$"[a-zA-Z_$][a-zA-Z0-9_$]* { FL; RETURN_BBOX_SYS_OR_MSG("Unsupported or unknown PLI call: %s",yytext); }
}
/************************************************************************/
src/verilog.y
+9 -2
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@@ -327,6 +327,7 @@ class AstSenTree;
%token<fileline> yD_UNSIGNED "$unsigned"
%token<fileline> yD_WARNING "$warning"
%token<fileline> yD_WRITE "$write"
%token<fileline> yD_aIGNORE "${ignored-bbox-sys}"
%token<fileline> yPSL "psl"
%token<fileline> yPSL_ASSERT "PSL assert"
@@ -1663,7 +1664,10 @@ function_subroutine_callNoMethod<nodep>: // IEEE: function_subroutine_call (as f
system_t_call<nodep>: // IEEE: system_tf_call (as task)
//
yD_C '(' cStrList ')' { $$ = (v3Global.opt.ignc() ? NULL : new AstUCStmt($1,$3)); }
yD_aIGNORE '(' ')' { $$ = NULL; }
| yD_aIGNORE '(' exprList ')' { $$ = NULL; }
//
| yD_C '(' cStrList ')' { $$ = (v3Global.opt.ignc() ? NULL : new AstUCStmt($1,$3)); }
| yD_FCLOSE '(' idClassSel ')' { $$ = new AstFClose($1, $3); }
| yD_FFLUSH { $1->v3error("Unsupported: $fflush of all handles does not map to C++.\n"); }
| yD_FFLUSH '(' ')' { $1->v3error("Unsupported: $fflush of all handles does not map to C++.\n"); }
@@ -1697,7 +1701,10 @@ system_t_call<nodep>: // IEEE: system_tf_call (as task)
;
system_f_call<nodep>: // IEEE: system_tf_call (as func)
yD_BITS '(' expr ')' { $$ = new AstAttrOf($1,AstAttrType::BITS,$3); }
yD_aIGNORE '(' ')' { $$ = new AstConst($1,V3Number($1,0,0)); } // Unsized 0
| yD_aIGNORE '(' exprList ')' { $$ = new AstConst($1,V3Number($1,0,0)); } // Unsized 0
//
| yD_BITS '(' expr ')' { $$ = new AstAttrOf($1,AstAttrType::BITS,$3); }
| yD_C '(' cStrList ')' { $$ = (v3Global.opt.ignc() ? NULL : new AstUCFunc($1,$3)); }
| yD_CLOG2 '(' expr ')' { $$ = new AstCLog2($1,$3); }
| yD_COUNTONES '(' expr ')' { $$ = new AstCountOnes($1,$3); }