diff options
Diffstat (limited to 'gdb/cris-tdep.c')
| -rw-r--r-- | gdb/cris-tdep.c | 32 |
1 files changed, 7 insertions, 25 deletions
diff --git a/gdb/cris-tdep.c b/gdb/cris-tdep.c index 4c81d6e..4e1540e 100644 --- a/gdb/cris-tdep.c +++ b/gdb/cris-tdep.c @@ -558,15 +558,6 @@ struct instruction_environment int disable_interrupt; } inst_env_type; -/* Save old breakpoints in order to restore the state before a single_step. - At most, two breakpoints will have to be remembered. */ -typedef -char binsn_quantum[BREAKPOINT_MAX]; -static binsn_quantum break_mem[2]; -static CORE_ADDR next_pc = 0; -static CORE_ADDR branch_target_address = 0; -static unsigned char branch_break_inserted = 0; - /* Machine-dependencies in CRIS for opcodes. */ /* Instruction sizes. */ @@ -2130,7 +2121,7 @@ static void cris_software_single_step (enum target_signal ignore, int insert_breakpoints) { inst_env_type inst_env; - + if (insert_breakpoints) { /* Analyse the present instruction environment and insert @@ -2146,28 +2137,19 @@ cris_software_single_step (enum target_signal ignore, int insert_breakpoints) { /* Insert at most two breakpoints. One for the next PC content and possibly another one for a branch, jump, etc. */ - next_pc = (CORE_ADDR) inst_env.reg[PC_REGNUM]; - target_insert_breakpoint (next_pc, break_mem[0]); + CORE_ADDR next_pc = (CORE_ADDR) inst_env.reg[PC_REGNUM]; + insert_single_step_breakpoint (next_pc); if (inst_env.branch_found && (CORE_ADDR) inst_env.branch_break_address != next_pc) { - branch_target_address = - (CORE_ADDR) inst_env.branch_break_address; - target_insert_breakpoint (branch_target_address, break_mem[1]); - branch_break_inserted = 1; + CORE_ADDR branch_target_address + = (CORE_ADDR) inst_env.branch_break_address; + insert_single_step_breakpoint (branch_target_address); } } } else - { - /* Remove breakpoints. */ - target_remove_breakpoint (next_pc, break_mem[0]); - if (branch_break_inserted) - { - target_remove_breakpoint (branch_target_address, break_mem[1]); - branch_break_inserted = 0; - } - } + remove_single_step_breakpoints (); } /* Calculates the prefix value for quick offset addressing mode. */ |