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| author | Pierre Muller <muller@sourceware.org> | 2002-11-19 12:44:43 +0000 |
|---|---|---|
| committer | Pierre Muller <muller@sourceware.org> | 2002-11-19 12:44:43 +0000 |
| commit | fd0e9d45dd14af2106351eedf1f5133a5b7a75b8 (patch) | |
| tree | 287a8b463f0b0e63fc3d85145e3bd162664821a7 | |
| parent | 5dec9182230ea01d1dc8a2755719514909058959 (diff) | |
| download | gdb-fd0e9d45dd14af2106351eedf1f5133a5b7a75b8.zip gdb-fd0e9d45dd14af2106351eedf1f5133a5b7a75b8.tar.gz gdb-fd0e9d45dd14af2106351eedf1f5133a5b7a75b8.tar.bz2 | |
2002-11-19 Pierre Muller <muller@ics.u-strasbg.fr>
* p-exp.y (typecast rule): Add automatic dereference of
pascal classes if needed.
(THIS): Set current_type.
Automatically dereference pascal classes.
(typebase rule): Add ^typebase recognition.
| -rw-r--r-- | gdb/ChangeLog | 8 | ||||
| -rw-r--r-- | gdb/p-exp.y | 38 |
2 files changed, 42 insertions, 4 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 20277ed..190a3e0 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,11 @@ +2002-11-19 Pierre Muller <muller@ics.u-strasbg.fr> + + * p-exp.y (typecast rule): Add automatic dereference of + pascal classes if needed. + (THIS): Set current_type. + Automatically dereference pascal classes. + (typebase rule): Add ^typebase recognition. + 2002-11-18 Adam Fedor <fedor@gnu.org> * expprint.c (print_subexp): Handle OP_OBJC_NSSTRING, diff --git a/gdb/p-exp.y b/gdb/p-exp.y index cf521af..f15c217 100644 --- a/gdb/p-exp.y +++ b/gdb/p-exp.y @@ -342,7 +342,15 @@ arglist : ; exp : type '(' exp ')' %prec UNARY - { write_exp_elt_opcode (UNOP_CAST); + { if (current_type) + { + /* Allow automatic dereference of classes. */ + if ((TYPE_CODE (current_type) == TYPE_CODE_PTR) + && (TYPE_CODE (TYPE_TARGET_TYPE (current_type)) == TYPE_CODE_CLASS) + && (TYPE_CODE ($1) == TYPE_CODE_CLASS)) + write_exp_elt_opcode (UNOP_IND); + } + write_exp_elt_opcode (UNOP_CAST); write_exp_elt_type ($1); write_exp_elt_opcode (UNOP_CAST); current_type = $1; } @@ -504,8 +512,28 @@ exp : STRING /* Object pascal */ exp : THIS - { write_exp_elt_opcode (OP_THIS); - write_exp_elt_opcode (OP_THIS); } + { + struct value * this_val; + struct type * this_type; + write_exp_elt_opcode (OP_THIS); + write_exp_elt_opcode (OP_THIS); + /* we need type of this */ + this_val = value_of_this (0); + if (this_val) + this_type = this_val->type; + else + this_type = NULL; + if (this_type) + { + if (TYPE_CODE (this_type) == TYPE_CODE_PTR) + { + this_type = TYPE_TARGET_TYPE (this_type); + write_exp_elt_opcode (UNOP_IND); + } + } + + current_type = this_type; + } ; /* end of object pascal. */ @@ -693,7 +721,9 @@ type : ptype ; typebase /* Implements (approximately): (type-qualifier)* type-specifier */ - : TYPENAME + : '^' typebase + { $$ = lookup_pointer_type ($2); } + | TYPENAME { $$ = $1.type; } | STRUCT name { $$ = lookup_struct (copy_name ($2), |