diff options
Diffstat (limited to 'frontends/verilog/parser.y')
| -rw-r--r-- | frontends/verilog/parser.y | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/frontends/verilog/parser.y b/frontends/verilog/parser.y index cce8a8c4..e51712b3 100644 --- a/frontends/verilog/parser.y +++ b/frontends/verilog/parser.y @@ -35,7 +35,7 @@ %{ #include <list> -#include <assert.h> +#include <string.h> #include "verilog_frontend.h" #include "kernel/log.h" @@ -94,7 +94,7 @@ static void free_attr(std::map<std::string, AstNode*> *al) bool boolean; } -%token <string> TOK_STRING TOK_ID TOK_CONST TOK_PRIMITIVE +%token <string> TOK_STRING TOK_ID TOK_CONST TOK_REAL TOK_PRIMITIVE %token ATTR_BEGIN ATTR_END DEFATTR_BEGIN DEFATTR_END %token TOK_MODULE TOK_ENDMODULE TOK_PARAMETER TOK_LOCALPARAM TOK_DEFPARAM %token TOK_INPUT TOK_OUTPUT TOK_INOUT TOK_WIRE TOK_REG @@ -221,7 +221,7 @@ module: frontend_verilog_yyerror("Missing details for module port `%s'.", port_stubs.begin()->first.c_str()); ast_stack.pop_back(); - assert(ast_stack.size() == 0); + log_assert(ast_stack.size() == 0); }; module_para_opt: @@ -1133,6 +1133,17 @@ basic_expr: log_error("Value conversion failed: `%s'\n", $1->c_str()); delete $1; } | + TOK_REAL { + $$ = new AstNode(AST_REALVALUE); + char *p = strdup($1->c_str()), *q; + for (int i = 0, j = 0; !p[j]; j++) + if (p[j] != '_') + p[i++] = p[j], p[i] = 0; + $$->realvalue = strtod(p, &q); + log_assert(*q == 0); + delete $1; + free(p); + } | TOK_STRING { $$ = AstNode::mkconst_str(*$1); delete $1; |