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| author | Wu Zhou <woodzltc@cn.ibm.com> | 2005-09-20 06:25:34 +0000 |
|---|---|---|
| committer | Wu Zhou <woodzltc@cn.ibm.com> | 2005-09-20 06:25:34 +0000 |
| commit | 0b4e13251c935cb507296127d8af1c78fc627bd5 (patch) | |
| tree | 2d9566d8763fb091f28846503023d46c7a5a899d /gdb/parse.c | |
| parent | 096f7d00c1d4f1f28990b9546813d3be40589c13 (diff) | |
| download | binutils-gdb-0b4e13251c935cb507296127d8af1c78fc627bd5.tar.gz | |
* expression.h (enum exp_opcode): Add a new operator for F90
subrange.
* f-lang.h (enum f90_range_type): New enumeration type to identify
F90 subrange type.
* f-exp.y (yyparse): Add support for parsing F90 subrange and
change substring parsing to subrange parsing.
* parse.c (operator_length_standard): Set the operator length
and args number for OP_F90_RANGE.
* eval.c (evaluate_subexp_standard): Add code to evaluate F90
array section and substring.
(value_f90_subarray): New function to evaluate F90 array section.
(evaluate_subexp_standard): Delete label op_f77_substr and its code
because the logic is implemented by function value_f90_subarray now.
Diffstat (limited to 'gdb/parse.c')
| -rw-r--r-- | gdb/parse.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/gdb/parse.c b/gdb/parse.c index 4ec96c6a1e3..f6b0c4f8edd 100644 --- a/gdb/parse.c +++ b/gdb/parse.c @@ -1,7 +1,7 @@ /* Parse expressions for GDB. Copyright 1986, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, - 1997, 1998, 1999, 2000, 2001, 2004 Free Software Foundation, Inc. + 1997, 1998, 1999, 2000, 2001, 2004, 2005 Free Software Foundation, Inc. Modified from expread.y by the Department of Computer Science at the State University of New York at Buffalo, 1991. @@ -43,6 +43,7 @@ #include "value.h" #include "command.h" #include "language.h" +#include "f-lang.h" #include "parser-defs.h" #include "gdbcmd.h" #include "symfile.h" /* for overlay functions */ @@ -837,6 +838,7 @@ operator_length_standard (struct expression *expr, int endpos, { int oplen = 1; int args = 0; + enum f90_range_type range_type; int i; if (endpos < 1) @@ -957,6 +959,26 @@ operator_length_standard (struct expression *expr, int endpos, oplen = 2; break; + case OP_F90_RANGE: + oplen = 3; + + range_type = longest_to_int (expr->elts[endpos - 2].longconst); + switch (range_type) + { + case LOW_BOUND_DEFAULT: + case HIGH_BOUND_DEFAULT: + args = 1; + break; + case BOTH_BOUND_DEFAULT: + args = 0; + break; + case NONE_BOUND_DEFAULT: + args = 2; + break; + } + + break; + default: args = 1 + (i < (int) BINOP_END); } |