diff options
| -rw-r--r-- | gdb/ChangeLog | 23 | ||||
| -rw-r--r-- | gdb/ada-lang.c | 1 | ||||
| -rw-r--r-- | gdb/c-lang.c | 4 | ||||
| -rw-r--r-- | gdb/dwarf2read.c | 53 | ||||
| -rw-r--r-- | gdb/eval.c | 24 | ||||
| -rw-r--r-- | gdb/f-lang.c | 1 | ||||
| -rw-r--r-- | gdb/jv-lang.c | 1 | ||||
| -rw-r--r-- | gdb/language.c | 3 | ||||
| -rw-r--r-- | gdb/language.h | 14 | ||||
| -rw-r--r-- | gdb/m2-lang.c | 1 | ||||
| -rw-r--r-- | gdb/objc-lang.c | 1 | ||||
| -rw-r--r-- | gdb/p-lang.c | 1 | ||||
| -rw-r--r-- | gdb/scm-lang.c | 1 |
13 files changed, 116 insertions, 12 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index e5fa224..c141526 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,26 @@ +2004-08-29 David Lecomber <david@streamline-computing.com> + + Fix PR gdb/648 + * language.h (enum array_ordering): New enum. + * language.h (struct language_defn): New la_array_ordering + attribute. + * language.c (unknown_language_defn, auto_language_defn) + (local_language_defn): Ditto. + * ada-lang.c (ada_language_defn): Ditto. + * c-lang.c (c_language_defn, cplus_language_defn) + (asm_language_defn, minimal_language_defn): Ditto. + * f-lang.c (f_language_defn): Ditto. + * jv-lang.c (java_language_defn): Ditto. + * m2-lang.c (f_language_defn): Ditto. + * objc-lang.c (objc_language_defn): Ditto. + * p-lang.c (pascal_language_defn): Ditto. + * scm-lang.c (scm_language_defn): Ditto. + * eval.c (evaluate_subexp_standard): Assume Fortran arrays are + oriented large to small in type structure. + * dwarf2read.c (read_array_order): New function. + (read_array_type): Use read_array_order to check row/column + major ordering. + 2004-08-27 Nathan J. Williams <nathanw@wasabisystems.com> * target.c (target_resize_to_sections): Check diff --git a/gdb/ada-lang.c b/gdb/ada-lang.c index 1bb3ca0..fd73fc5 100644 --- a/gdb/ada-lang.c +++ b/gdb/ada-lang.c @@ -10166,6 +10166,7 @@ const struct language_defn ada_language_defn = { ada_lookup_symbol, ada_lookup_minimal_symbol, #endif /* GNAT_GDB */ + array_row_major, &ada_exp_descriptor, parse, ada_error, diff --git a/gdb/c-lang.c b/gdb/c-lang.c index 5ab15b8..ad8fa5c 100644 --- a/gdb/c-lang.c +++ b/gdb/c-lang.c @@ -570,6 +570,7 @@ const struct language_defn c_language_defn = range_check_off, type_check_off, case_sensitive_on, + array_row_major, &exp_descriptor_standard, c_preprocess_and_parse, c_error, @@ -631,6 +632,7 @@ const struct language_defn cplus_language_defn = range_check_off, type_check_off, case_sensitive_on, + array_row_major, &exp_descriptor_standard, c_preprocess_and_parse, c_error, @@ -669,6 +671,7 @@ const struct language_defn asm_language_defn = range_check_off, type_check_off, case_sensitive_on, + array_row_major, &exp_descriptor_standard, c_preprocess_and_parse, c_error, @@ -712,6 +715,7 @@ const struct language_defn minimal_language_defn = range_check_off, type_check_off, case_sensitive_on, + array_row_major, &exp_descriptor_standard, c_preprocess_and_parse, c_error, diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c index fa11475..4e9cdfa 100644 --- a/gdb/dwarf2read.c +++ b/gdb/dwarf2read.c @@ -848,6 +848,9 @@ static CORE_ADDR decode_locdesc (struct dwarf_block *, struct dwarf2_cu *); static void read_array_type (struct die_info *, struct dwarf2_cu *); +static enum dwarf_array_dim_ordering read_array_order (struct die_info *, + struct dwarf2_cu *); + static void read_tag_pointer_type (struct die_info *, struct dwarf2_cu *); static void read_tag_ptr_to_member_type (struct die_info *, @@ -3724,9 +3727,20 @@ read_array_type (struct die_info *die, struct dwarf2_cu *cu) /* Dwarf2 dimensions are output from left to right, create the necessary array types in backwards order. */ + type = element_type; - while (ndim-- > 0) - type = create_array_type (NULL, type, range_types[ndim]); + + if (read_array_order (die, cu) == DW_ORD_col_major) + { + int i = 0; + while (i < ndim) + type = create_array_type (NULL, type, range_types[i++]); + } + else + { + while (ndim-- > 0) + type = create_array_type (NULL, type, range_types[ndim]); + } /* Understand Dwarf2 support for vector types (like they occur on the PowerPC w/ AltiVec). Gcc just adds another attribute to the @@ -3744,6 +3758,41 @@ read_array_type (struct die_info *die, struct dwarf2_cu *cu) die->type = type; } +static enum dwarf_array_dim_ordering +read_array_order (struct die_info *die, struct dwarf2_cu *cu) +{ + struct attribute *attr; + + attr = dwarf2_attr (die, DW_AT_ordering, cu); + + if (attr) return DW_SND (attr); + + /* + GNU F77 is a special case, as at 08/2004 array type info is the + opposite order to the dwarf2 specification, but data is still + laid out as per normal fortran. + + FIXME: dsl/2004-8-20: If G77 is ever fixed, this will also need + version checking. + */ + + if (cu->language == language_fortran && + cu->producer && strstr (cu->producer, "GNU F77")) + { + return DW_ORD_row_major; + } + + switch (cu->language_defn->la_array_ordering) + { + case array_column_major: + return DW_ORD_col_major; + case array_row_major: + default: + return DW_ORD_row_major; + }; +} + + /* First cut: install each common block member as a global variable. */ static void @@ -1610,9 +1610,8 @@ evaluate_subexp_standard (struct type *expect_type, multi_f77_subscript: { - int subscript_array[MAX_FORTRAN_DIMS + 1]; /* 1-based array of - subscripts, max == 7 */ - int array_size_array[MAX_FORTRAN_DIMS + 1]; + int subscript_array[MAX_FORTRAN_DIMS]; + int array_size_array[MAX_FORTRAN_DIMS]; int ndimensions = 1, i; struct type *tmp_type; int offset_item; /* The array offset where the item lives */ @@ -1630,7 +1629,8 @@ evaluate_subexp_standard (struct type *expect_type, let us actually find out where this element exists in the array. */ offset_item = 0; - for (i = 1; i <= nargs; i++) + /* Take array indices left to right */ + for (i = 0; i < nargs; i++) { /* Evaluate each subscript, It must be a legal integer in F77 */ arg2 = evaluate_subexp_with_coercion (exp, pos, noside); @@ -1638,7 +1638,11 @@ evaluate_subexp_standard (struct type *expect_type, /* Fill in the subscript and array size arrays */ subscript_array[i] = value_as_long (arg2); + } + /* Internal type of array is arranged right to left */ + for (i = 0; i < nargs; i++) + { retcode = f77_get_dynamic_upperbound (tmp_type, &upper); if (retcode == BOUND_FETCH_ERROR) error ("Cannot obtain dynamic upper bound"); @@ -1647,11 +1651,11 @@ evaluate_subexp_standard (struct type *expect_type, if (retcode == BOUND_FETCH_ERROR) error ("Cannot obtain dynamic lower bound"); - array_size_array[i] = upper - lower + 1; + array_size_array[nargs - i - 1] = upper - lower + 1; /* Zero-normalize subscripts so that offsetting will work. */ - subscript_array[i] -= lower; + subscript_array[nargs - i - 1] -= lower; /* If we are at the bottom of a multidimensional array type then keep a ptr to the last ARRAY @@ -1661,17 +1665,17 @@ evaluate_subexp_standard (struct type *expect_type, of base element type that we apply a simple offset to. */ - if (i < nargs) + if (i < nargs - 1) tmp_type = check_typedef (TYPE_TARGET_TYPE (tmp_type)); } /* Now let us calculate the offset for this item */ - offset_item = subscript_array[ndimensions]; + offset_item = subscript_array[ndimensions - 1]; - for (i = ndimensions - 1; i >= 1; i--) + for (i = ndimensions - 1; i > 0; --i) offset_item = - array_size_array[i] * offset_item + subscript_array[i]; + array_size_array[i - 1] * offset_item + subscript_array[i - 1]; /* Construct a value node with the value of the offset */ diff --git a/gdb/f-lang.c b/gdb/f-lang.c index e354cad..8430c97 100644 --- a/gdb/f-lang.c +++ b/gdb/f-lang.c @@ -462,6 +462,7 @@ const struct language_defn f_language_defn = range_check_on, type_check_on, case_sensitive_off, + array_column_major, &exp_descriptor_standard, f_parse, /* parser */ f_error, /* parser error function */ diff --git a/gdb/jv-lang.c b/gdb/jv-lang.c index 30a75c0..fd0e712 100644 --- a/gdb/jv-lang.c +++ b/gdb/jv-lang.c @@ -1088,6 +1088,7 @@ const struct language_defn java_language_defn = range_check_off, type_check_off, case_sensitive_on, + array_row_major, &exp_descriptor_java, java_parse, java_error, diff --git a/gdb/language.c b/gdb/language.c index d1a1fb9..dfbfa3a 100644 --- a/gdb/language.c +++ b/gdb/language.c @@ -1294,6 +1294,7 @@ const struct language_defn unknown_language_defn = NULL, range_check_off, type_check_off, + array_row_major, case_sensitive_on, &exp_descriptor_standard, unk_lang_parser, @@ -1333,6 +1334,7 @@ const struct language_defn auto_language_defn = NULL, range_check_off, type_check_off, + array_row_major, case_sensitive_on, &exp_descriptor_standard, unk_lang_parser, @@ -1372,6 +1374,7 @@ const struct language_defn local_language_defn = range_check_off, type_check_off, case_sensitive_on, + array_row_major, &exp_descriptor_standard, unk_lang_parser, unk_lang_error, diff --git a/gdb/language.h b/gdb/language.h index 489ca23..98bdc3e 100644 --- a/gdb/language.h +++ b/gdb/language.h @@ -96,6 +96,17 @@ extern enum case_mode } case_mode; +/* array_ordering == + array_row_major: Arrays are in row major order + array_column_major: Arrays are in column major order.*/ + +extern enum array_ordering + { + array_row_major, array_column_major + } +array_ordering; + + /* case_sensitivity == case_sensitive_on: Case sensitivity in name matching is used case_sensitive_off: Case sensitivity in name matching is not used */ @@ -187,6 +198,9 @@ struct language_defn /* Default case sensitivity */ enum case_sensitivity la_case_sensitivity; + /* Multi-dimensional array ordering */ + enum array_ordering la_array_ordering; + /* Definitions related to expression printing, prefixifying, and dumping */ diff --git a/gdb/m2-lang.c b/gdb/m2-lang.c index 722805e..746b2f4 100644 --- a/gdb/m2-lang.c +++ b/gdb/m2-lang.c @@ -415,6 +415,7 @@ const struct language_defn m2_language_defn = range_check_on, type_check_on, case_sensitive_on, + array_row_major, &exp_descriptor_standard, m2_parse, /* parser */ m2_error, /* parser error function */ diff --git a/gdb/objc-lang.c b/gdb/objc-lang.c index b9e4897..b02af1c 100644 --- a/gdb/objc-lang.c +++ b/gdb/objc-lang.c @@ -659,6 +659,7 @@ const struct language_defn objc_language_defn = { range_check_off, type_check_off, case_sensitive_on, + array_row_major, &exp_descriptor_standard, objc_parse, objc_error, diff --git a/gdb/p-lang.c b/gdb/p-lang.c index 115bfe1..296a0ba 100644 --- a/gdb/p-lang.c +++ b/gdb/p-lang.c @@ -451,6 +451,7 @@ const struct language_defn pascal_language_defn = range_check_on, type_check_on, case_sensitive_on, + array_row_major, &exp_descriptor_standard, pascal_parse, pascal_error, diff --git a/gdb/scm-lang.c b/gdb/scm-lang.c index 4b1db15..c459b81 100644 --- a/gdb/scm-lang.c +++ b/gdb/scm-lang.c @@ -248,6 +248,7 @@ const struct language_defn scm_language_defn = range_check_off, type_check_off, case_sensitive_off, + array_row_major, &exp_descriptor_scm, scm_parse, c_error, |