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| author | Hui Zhu <teawater@gmail.com> | 2011-02-21 08:38:14 +0000 |
|---|---|---|
| committer | Hui Zhu <teawater@gmail.com> | 2011-02-21 08:38:14 +0000 |
| commit | d0e92d82d87a287847fcd66da278836f7136a3ef (patch) | |
| tree | 432a9056a4ff0e356ff223fbe228aedef40ba131 /gdb/ax-gdb.c | |
| parent | c0c8b2f268cd3a8735abed708e08aedd2edd26be (diff) | |
| download | gdb-d0e92d82d87a287847fcd66da278836f7136a3ef.zip gdb-d0e92d82d87a287847fcd66da278836f7136a3ef.tar.gz gdb-d0e92d82d87a287847fcd66da278836f7136a3ef.tar.bz2 | |
2011-02-21 Hui Zhu <teawater@gmail.com>
* Makefile.in (HFILES_NO_SRCDIR): Add printcmd.h.
* ax-gdb.c (gen_printf_expr_callback): New function.
* ax-gdb.h (gen_printf_expr_callback): Forward declare.
* ax-general.c (ax_memcpy): New function.
(ax_print): Handle "printf".
(ax_reqs): Ditto.
* ax.h (ax_memcpy): Forward declare.
* common/ax.def (invalid2): Removed.
(printf): New entry.
* printcmd.c (printcmd.h): New include.
(string_printf): New function.
(ui_printf): Removed.
(printf_command): Remove static. Call string_printf.
(eval_command): Call string_printf.
* printcmd.h: New file.
* tracepoint.c (validate_actionline,
encode_actions_1): handle printf_command.
Diffstat (limited to 'gdb/ax-gdb.c')
| -rw-r--r-- | gdb/ax-gdb.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/gdb/ax-gdb.c b/gdb/ax-gdb.c index d1736e1..d995d87 100644 --- a/gdb/ax-gdb.c +++ b/gdb/ax-gdb.c @@ -2445,6 +2445,65 @@ gen_eval_for_expr (CORE_ADDR scope, struct expression *expr) return ax; } +void +gen_printf_expr_callback (char *fbuf, char **expp, void *loc_v, void *aexpr_v) +{ + struct bp_location *loc = loc_v; + struct agent_expr *aexpr = aexpr_v; + + if (expp) + { + struct cleanup *old_chain = NULL; + struct expression *expr = NULL; + union exp_element *pc; + struct axs_value value; + + expr = parse_exp_1 (expp, block_for_pc (loc->address), 1); + old_chain = make_cleanup (free_current_contents, &expr); + + pc = expr->elts; + trace_kludge = 0; + value.optimized_out = 0; + gen_expr (expr, &pc, aexpr, &value); + + if (value.optimized_out) + error (_("value has been optimized out")); + switch (value.kind) + { + case axs_lvalue_memory: + if (TYPE_CODE (value.type) != TYPE_CODE_ARRAY) + { + int length = TYPE_LENGTH (check_typedef (value.type)); + switch (length) + { + case 4: + ax_simple (aexpr, aop_ref32); + break; + case 8: + ax_simple (aexpr, aop_ref64); + break; + default: + error (_("Size of value is not OK.")); + break; + } + } + break; + case axs_lvalue_register: + ax_reg (aexpr, value.u.reg); + break; + } + + do_cleanups (old_chain); + } + + ax_simple (aexpr, aop_printf); + if (expp) + ax_simple (aexpr, 1); + else + ax_simple (aexpr, 0); + ax_memcpy (aexpr, fbuf, strlen (fbuf) + 1); +} + static void agent_command (char *exp, int from_tty) { |