diff options
Diffstat (limited to 'gdb/arm-linux-tdep.c')
| -rw-r--r-- | gdb/arm-linux-tdep.c | 37 |
1 files changed, 5 insertions, 32 deletions
diff --git a/gdb/arm-linux-tdep.c b/gdb/arm-linux-tdep.c index 6049cf5..6faa4a2 100644 --- a/gdb/arm-linux-tdep.c +++ b/gdb/arm-linux-tdep.c @@ -58,40 +58,10 @@ LONGEST arm_linux_call_dummy_words[] = 0xe1a0e00f, 0xe1a0f004, 0xef9f001 }; -#ifdef GET_LONGJMP_TARGET - -/* Figure out where the longjmp will land. We expect that we have - just entered longjmp and haven't yet altered r0, r1, so the - arguments are still in the registers. (ARM_A1_REGNUM) points at - the jmp_buf structure from which we extract the pc (JB_PC) that we - will land at. The pc is copied into ADDR. This routine returns - true on success. */ - -#define LONGJMP_TARGET_SIZE sizeof(int) -#define JB_ELEMENT_SIZE sizeof(int) -#define JB_SL 18 -#define JB_FP 19 -#define JB_SP 20 +/* Description of the longjmp buffer. */ +#define JB_ELEMENT_SIZE INT_REGISTER_RAW_SIZE #define JB_PC 21 -int -arm_get_longjmp_target (CORE_ADDR * pc) -{ - CORE_ADDR jb_addr; - char buf[LONGJMP_TARGET_SIZE]; - - jb_addr = read_register (ARM_A1_REGNUM); - - if (target_read_memory (jb_addr + JB_PC * JB_ELEMENT_SIZE, buf, - LONGJMP_TARGET_SIZE)) - return 0; - - *pc = extract_address (buf, LONGJMP_TARGET_SIZE); - return 1; -} - -#endif /* GET_LONGJMP_TARGET */ - /* Extract from an array REGBUF containing the (raw) register state a function return value of type TYPE, and copy that, in virtual format, into VALBUF. */ @@ -548,6 +518,9 @@ arm_linux_init_abi (struct gdbarch_info info, tdep->lowest_pc = 0x8000; tdep->arm_breakpoint = arm_linux_arm_le_breakpoint; tdep->arm_breakpoint_size = sizeof (arm_linux_arm_le_breakpoint); + + tdep->jb_pc = JB_PC; + tdep->jb_elt_size = JB_ELEMENT_SIZE; } void |