codea: mehr debug code

[uebersetzerbau-ss10.git] / codea / parser.y

diff --git a/codea/parser.y b/codea/parser.y
index 34dadf16ebc3b310f2bd51bce6a7303e3b6f4d79..5fc5c8e2d5b09d26791a41d393f1f4a2398ef9bd 100644 (file)
--- a/codea/parser.y
+++ b/codea/parser.y
@@ -22,14 +22,14 @@
 @end
 
 @autoinh s
-@autosyn node imm
+@autosyn node imm exprcount
 
 @attributes { char *name; } IDENT
 @attributes { long val; } NUM
 @attributes { struct symbol *f; int parms; } Parms
 @attributes { struct symbol *f; } FeldID Structdef Program
 @attributes { struct symbol *s; } Methoddef Statseq Exprs
-@attributes { struct symbol *s; struct treenode *node; short imm; } Expr Minusterm Term
+@attributes { struct symbol *s; struct treenode *node; short imm; int exprcount; } Expr Minusterm Term
 @attributes { struct symbol *s; struct treenode *node; } Lexpr Multerm Orterm Feld
 @attributes { struct symbol *sin; struct symbol *sout; struct treenode *node; } Statement
 
@@ -107,7 +107,7 @@ Statseq:
          @{
                @i @Statement.sin@ = @Statseq.0.s@;
                @i @Statseq.1.s@ = @Statement.sout@;
-               @gen burm_label(@Statement.node@); burm_reduce(@Statement.node@, 1);
+               @gen write_tree(@Statement.node@, 0); burm_label(@Statement.node@); burm_reduce(@Statement.node@, 1);
          @}
 
        |
@@ -167,7 +167,7 @@ Statement:
          @{
                statinout()
                xxputsin(@Expr.s@,)
-               @i @Statement.node@ = new_node(O_RET, @Expr.node@, TREENULL);
+               @i @Statement.node@ = new_node(O_RET, @Expr.node@, TREENULL, 0);
                @reg @Statement.node@->reg = next_reg((char *)NULL, 0); @Expr.node@->reg = @Statement.node@->reg;
          @}
        ;
@@ -186,7 +186,6 @@ Feld: Term '.' IDENT
          @{
            @c check(@Feld.s@, @IDENT.name@, S_FIELD);
            @i @Feld.node@ = TREENULL;
-               @reg fprintf(stderr, "w00t8\n");
          @}
        ;
 
@@ -194,60 +193,61 @@ Expr:
          Term
          @{
            @reg @Term.node@->reg = @Expr.node@->reg;
+               @i @Expr.exprcount@ = 1 + @Term.exprcount@; fprintf(stderr, "(Expr)- Term\n");
          @}
 
        | NOT Term
          @{
-           @i @Expr.node@ = TREENULL; fprintf(stderr, "w00t2\n");
+           @i @Expr.node@ = TREENULL;
+               @i @Expr.exprcount@ = 1 + @Term.exprcount@; fprintf(stderr, "(Expr)- NOT Term\n");
          @}
 
        | Term Minusterm
          @{
-           @i @Expr.node@ = new_node(O_SUB, @Minusterm.node@, @Term.node@);
+               @i @Expr.exprcount@ = 1 + @Term.exprcount@ + @Minusterm.exprcount@; fprintf(stderr, "(Expr)- Term Minusterm\n");
+           @i @Expr.node@ = new_node(O_SUB, @Minusterm.node@, @Term.node@, @Expr.exprcount@);
                @i @Expr.imm@ = @Term.imm@ && @Minusterm.imm@;
 
                @reg {
                        /* TODO */
-                       fprintf(stderr, "at_expr: Minusterm.imm \"%i\", Term.imm \"%i\"\n", @Minusterm.imm@, @Term.imm@);
-                       #if 0
-                       if(@Minusterm.imm@) {
-                               @Minusterm.node@->reg = @Expr.node@->reg;
-                               @Term.node@->reg = next_reg(@Minusterm.node@->reg, @Expr.node@->skip);
-                               @Minusterm.node@->skip = 1;
-                       } else {
-                       #endif
-                               @Term.node@->reg = @Expr.node@->reg;
-                               @Minusterm.node@->reg = next_reg(@Term.node@->reg, @Expr.node@->skip);
+                       @Term.node@->reg = @Expr.node@->reg;
+                       @Term.node@->skip = 1;
+                       @Minusterm.node@->reg = next_reg(@Term.node@->reg, @Expr.node@->skip);
                }
          @}
 
        | Term Multerm
          @{
-           @i @Expr.node@ = TREENULL; fprintf(stderr, "w00t4\n");
+           @i @Expr.node@ = TREENULL;
+               @i @Expr.exprcount@ = 1 + @Term.exprcount@; fprintf(stderr, "(Expr)- Term Multerm\n");
          @}
 
        | Term Orterm
          @{
-           @i @Expr.node@ = TREENULL; fprintf(stderr, "w00t5\n");
+           @i @Expr.node@ = TREENULL;
+               @i @Expr.exprcount@ = 1 + @Term.exprcount@; fprintf(stderr, "(Expr)- Term OrTerm\n");
          @}
 
        | Term '<' Term
          @{
-           @i @Expr.node@ = TREENULL; fprintf(stderr, "w00t6\n");
+           @i @Expr.node@ = TREENULL;
                /* das is bloedsinn atm */ @i @Expr.imm@ = @Term.0.imm@ && @Term.1.imm@;
+               @i @Expr.exprcount@ = 1 + @Term.0.exprcount@ + @Term.1.exprcount@; fprintf(stderr, "(Expr)- Term < Term\n");
          @}
 
        | Term '=' Term
          @{
-           @i @Expr.node@ = TREENULL; fprintf(stderr, "w00t7\n");
+           @i @Expr.node@ = TREENULL;
                /* das is bloedsinn atm */ @i @Expr.imm@ = @Term.0.imm@ && @Term.1.imm@;
+               @i @Expr.exprcount@ = 1 + @Term.0.exprcount@ + @Term.1.exprcount@; fprintf(stderr, "(Expr)- Term = Term\n");
          @}
        ;
 
 Minusterm:
          '-' Term Minusterm
          @{
-           @i @Minusterm.node@ = new_node(O_ADD, @Minusterm.1.node@, @Term.node@);
+               @i @Minusterm.0.exprcount@ = 1 + @Term.exprcount@ + @Minusterm.1.exprcount@; fprintf(stderr, "(Minusterm)- - Term Minusterm\n");
+           @i @Minusterm.node@ = new_node(O_ADD, @Minusterm.1.node@, @Term.node@, @Minusterm.0.exprcount@);
                @i @Minusterm.imm@ = @Term.imm@ && @Minusterm.1.imm@;
 
            @reg {
@@ -258,6 +258,7 @@ Minusterm:
 
        | '-' Term
          @{
+               @i @Minusterm.exprcount@ = 1 + @Term.exprcount@; fprintf(stderr, "(Minusterm)- - Term\n");
            @reg @Term.node@->reg = @Minusterm.node@->reg;
          @}
        ;
@@ -266,13 +267,11 @@ Multerm:
          '*' Term Multerm
          @{
            @i @Multerm.node@ = TREENULL;
-           @reg fprintf(stderr, "mul1\n");
          @}
 
        | '*' Term
          @{
            @i @Multerm.node@ = TREENULL;
-           @reg fprintf(stderr, "mul2\n");
          @}
        ;
 
@@ -280,12 +279,10 @@ Orterm:
          OR Term Orterm
          @{
            @i @Orterm.node@ = TREENULL;
-           @reg fprintf(stderr, "or1\n");
          @}
        | OR Term
          @{
            @i @Orterm.node@ = TREENULL;
-           @reg fprintf(stderr, "or2\n");
          @}
 
        ;
@@ -294,30 +291,35 @@ Term:
          '(' Expr ')'
          @{
            @i @Term.node@ = @Expr.node@;
+               @i @Term.exprcount@ = @Expr.exprcount@ + 1; fprintf(stderr, "(Term)- ( Expr )\n");
          @}
 
        | NUM
          @{
-           @i @Term.node@ = new_number(@NUM.val@);
+               @i @Term.exprcount@ = 1; fprintf(stderr, "(Term)- NUM\n");
+           @i @Term.node@ = new_number(@NUM.val@, @Term.exprcount@);
                @i @Term.imm@ = 1;
          @}
 
        | '-' NUM
          @{
-           @i @Term.node@ = new_number(-1 * (@NUM.val@));
+               @i @Term.exprcount@ = 1; fprintf(stderr, "(Term)- - NUM\n");
+           @i @Term.node@ = new_number(-1 * (@NUM.val@), @Term.exprcount@);
                @i @Term.imm@ = 1;
          @}
 
        | THIS
          @{
-           @i @Term.node@ = new_param(O_ID, TREENULL, TREENULL, 0);
+               @i @Term.exprcount@ = 1; fprintf(stderr, "(Term)- THIS\n");
+           @i @Term.node@ = new_param(O_ID, strdup("this"), TREENULL, TREENULL, 0, @Term.exprcount@);
                @i @Term.imm@ = 0;
          @}
 
        | IDENT
          @{
            @c check(@Term.s@, @IDENT.name@, S_VAR|S_PARM);
-           @i @Term.node@ = new_param(O_ID, TREENULL, TREENULL, tab_lookup(@Term.s@, @IDENT.name@, S_PARM) == SYMNULL ? -1 : tab_lookup(@Term.s@, @IDENT.name@, S_PARM)->param_index);
+               @i @Term.exprcount@ = 1; fprintf(stderr, "(Term)- IDENT\n");
+           @i @Term.node@ = new_param(O_ID, @IDENT.name@, TREENULL, TREENULL, tab_lookup(@Term.s@, @IDENT.name@, S_PARM) == SYMNULL ? -1 : tab_lookup(@Term.s@, @IDENT.name@, S_PARM)->param_index, @Term.exprcount@);
                @i @Term.imm@ = 0;
          @}
 
@@ -325,18 +327,21 @@ Term:
          @{
            @i @Term.node@ = TREENULL;
                @i @Term.imm@ = 0;
+               /*TODO*/@i @Term.exprcount@ = 1;
          @}
 
        | IDENT '(' Exprs ')'
          @{
            @i @Term.node@ = TREENULL;
                @i @Term.imm@ = 0;
+               /*TODO*/@i @Term.exprcount@ = 1;
          @}
 
        | Term '.' IDENT '(' Exprs ')'
          @{
            @i @Term.node@ = TREENULL;
                @i @Term.imm@ = 0;
+               /*TODO*/@i @Term.exprcount@ = 1;
          @}
 
        ;