diff options
| author | Joel Brobecker <brobecker@gnat.com> | 2008-02-27 20:27:49 +0000 |
|---|---|---|
| committer | Joel Brobecker <brobecker@gnat.com> | 2008-02-27 20:27:49 +0000 |
| commit | 6a048695b3493bf9d6bb6237f6601f551d6750ed (patch) | |
| tree | 281ea00ffdb58a8b7985fa6d1fa8c8708b744fa0 /gdb | |
| parent | 0b998f49632b88e19c955a54108d96585b3ba1e6 (diff) | |
| download | gdb-6a048695b3493bf9d6bb6237f6601f551d6750ed.zip gdb-6a048695b3493bf9d6bb6237f6601f551d6750ed.tar.gz gdb-6a048695b3493bf9d6bb6237f6601f551d6750ed.tar.bz2 | |
* breakpoint.c (skip_prologue_sal): New function.
(resolve_sal_pc): Adjust SAL past prologue if the SAL was
computed from a line number.
Diffstat (limited to 'gdb')
| -rw-r--r-- | gdb/ChangeLog | 6 | ||||
| -rw-r--r-- | gdb/breakpoint.c | 24 |
2 files changed, 30 insertions, 0 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 96dd838..aae2461 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,11 @@ 2008-02-27 Joel Brobecker <brobecker@adacore.com> + * breakpoint.c (skip_prologue_sal): New function. + (resolve_sal_pc): Adjust SAL past prologue if the SAL was + computed from a line number. + +2008-02-27 Joel Brobecker <brobecker@adacore.com> + * features/rs6000/power-core.xml, features/rs6000/power64-core.xml features/rs6000/powerpc-601.xml, features/rs6000/rs6000.xml: Set PC register type to "code_ptr". diff --git a/gdb/breakpoint.c b/gdb/breakpoint.c index 019f4c8..a689e3a 100644 --- a/gdb/breakpoint.c +++ b/gdb/breakpoint.c @@ -5482,6 +5482,25 @@ set_breakpoint (char *address, char *condition, 0); } +/* Adjust SAL to the first instruction past the function prologue. + The end of the prologue is determined using the line table from + the debugging information. + + If SAL is already past the prologue, then do nothing. */ + +static void +skip_prologue_sal (struct symtab_and_line *sal) +{ + struct symbol *sym = find_pc_function (sal->pc); + struct symtab_and_line start_sal; + + if (sym == NULL) + return; + + start_sal = find_function_start_sal (sym, 1); + if (sal->pc < start_sal.pc) + *sal = start_sal; +} /* Helper function for break_command_1 and disassemble_command. */ @@ -5496,6 +5515,11 @@ resolve_sal_pc (struct symtab_and_line *sal) error (_("No line %d in file \"%s\"."), sal->line, sal->symtab->filename); sal->pc = pc; + + /* If this SAL corresponds to a breakpoint inserted using + a line number, then skip the function prologue if necessary. */ + if (sal->explicit_line) + skip_prologue_sal (sal); } if (sal->section == 0 && sal->symtab != NULL) |