Mercurial > hg > truffle
diff src/share/vm/adlc/dfa.cpp @ 475:284d0af00d53
6771309: debugging AD files is difficult without #line directives in generated code
Summary: more and better #line and #define directives in the generated code; ADLC itself accepts #line directives
Reviewed-by: never, kvn
author | jrose |
---|---|
date | Tue, 09 Dec 2008 12:41:26 -0800 |
parents | a61af66fc99e |
children | 0fbdb4381b99 dbbe28fc66b5 |
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--- a/src/share/vm/adlc/dfa.cpp Mon Dec 08 17:15:02 2008 -0800 +++ b/src/share/vm/adlc/dfa.cpp Tue Dec 09 12:41:26 2008 -0800 @@ -458,7 +458,7 @@ class dfa_shared_preds { - enum { count = 2 }; + enum { count = 4 }; static bool _found[count]; static const char* _type [count]; @@ -479,12 +479,15 @@ char c = *prev; switch( c ) { case ' ': + case '\n': return dfa_shared_preds::valid_loc(pred, prev); case '!': case '(': case '<': case '=': return true; + case '"': // such as: #line 10 "myfile.ad"\n mypredicate + return true; case '|': if( prev != pred && *(prev-1) == '|' ) return true; case '&': @@ -564,10 +567,14 @@ } }; // shared predicates, _var and _pred entry should be the same length -bool dfa_shared_preds::_found[dfa_shared_preds::count] = { false, false }; -const char* dfa_shared_preds::_type[dfa_shared_preds::count] = { "int", "bool" }; -const char* dfa_shared_preds::_var [dfa_shared_preds::count] = { "_n_get_int__", "Compile__current____select_24_bit_instr__" }; -const char* dfa_shared_preds::_pred[dfa_shared_preds::count] = { "n->get_int()", "Compile::current()->select_24_bit_instr()" }; +bool dfa_shared_preds::_found[dfa_shared_preds::count] + = { false, false, false, false }; +const char* dfa_shared_preds::_type[dfa_shared_preds::count] + = { "int", "jlong", "intptr_t", "bool" }; +const char* dfa_shared_preds::_var [dfa_shared_preds::count] + = { "_n_get_int__", "_n_get_long__", "_n_get_intptr_t__", "Compile__current____select_24_bit_instr__" }; +const char* dfa_shared_preds::_pred[dfa_shared_preds::count] + = { "n->get_int()", "n->get_long()", "n->get_intptr_t()", "Compile::current()->select_24_bit_instr()" }; void ArchDesc::gen_dfa_state_body(FILE* fp, Dict &minimize, ProductionState &status, Dict &operands_chained_from, int i) {