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Initial implementation of elaboration system tasks

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(IEEE1800-2017 section 20.11)
This PR allows us to use $info/$warning/$error/$fatal **at elaboration time** within a generate block.
This is very useful to stop a synthesis of a parametrized block when an
illegal combination of parameters is chosen.
This commit is contained in:
Udi Finkelstein 2019-05-03 03:10:43 +03:00
parent 98925f6c4b
commit ac10e7d96d
10 changed files with 107 additions and 5 deletions
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1
frontends/ast/ast.cc
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@ -154,6 +154,7 @@ std::string AST::type2str(AstNodeType type)
X(AST_GENIF)
X(AST_GENCASE)
X(AST_GENBLOCK)
X(AST_TECALL)
X(AST_POSEDGE)
X(AST_NEGEDGE)
X(AST_EDGE)