return 0;
}
-/* Handling opcode 110 insns. */
-
static int
arm_record_unsupported_insn (insn_decode_record *arm_insn_r)
{
printf_unfiltered (_("Process record does not support instruction "
- "0x%0x at address %s.\n"),arm_insn_r->arm_insn,
- paddress (arm_insn_r->gdbarch, arm_insn_r->this_addr));
+ "0x%0x at address %s.\n"),arm_insn_r->arm_insn,
+ paddress (arm_insn_r->gdbarch, arm_insn_r->this_addr));
return -1;
}
if ((opcode & 0x1e) == 0x04)
{
if (bit (arm_insn_r->arm_insn, 4))
- {
- record_buf[0] = bits (arm_insn_r->arm_insn, 12, 15);
- record_buf[1] = bits (arm_insn_r->arm_insn, 16, 19);
- arm_insn_r->reg_rec_count = 2;
- }
+ {
+ record_buf[0] = bits (arm_insn_r->arm_insn, 12, 15);
+ record_buf[1] = bits (arm_insn_r->arm_insn, 16, 19);
+ arm_insn_r->reg_rec_count = 2;
+ }
else
- {
- uint8_t reg_m = (bits (arm_insn_r->arm_insn, 0, 3) << 1)
- | bit (arm_insn_r->arm_insn, 5);
+ {
+ uint8_t reg_m = ((bits (arm_insn_r->arm_insn, 0, 3) << 1)
+ | bit (arm_insn_r->arm_insn, 5));
- if (!single_reg)
- {
- record_buf[0] = num_regs + reg_m;
- record_buf[1] = num_regs + reg_m + 1;
- arm_insn_r->reg_rec_count = 2;
- }
- else
- {
- record_buf[0] = reg_m + ARM_D0_REGNUM;
- arm_insn_r->reg_rec_count = 1;
- }
- }
+ if (!single_reg)
+ {
+ record_buf[0] = num_regs + reg_m;
+ record_buf[1] = num_regs + reg_m + 1;
+ arm_insn_r->reg_rec_count = 2;
+ }
+ else
+ {
+ record_buf[0] = reg_m + ARM_D0_REGNUM;
+ arm_insn_r->reg_rec_count = 1;
+ }
+ }
}
/* Handle VSTM and VPUSH instructions. */
else if (op_vldm_vstm == 0x08 || op_vldm_vstm == 0x0a
- || op_vldm_vstm == 0x12)
+ || op_vldm_vstm == 0x12)
{
uint32_t start_address, reg_rn, imm_off32, imm_off8, memory_count;
uint32_t memory_index = 0;
memory_count = imm_off8;
if (bit (arm_insn_r->arm_insn, 23))
- start_address = u_regval;
+ start_address = u_regval;
else
- start_address = u_regval - imm_off32;
+ start_address = u_regval - imm_off32;
if (bit (arm_insn_r->arm_insn, 21))
- {
- record_buf[0] = reg_rn;
- arm_insn_r->reg_rec_count = 1;
- }
+ {
+ record_buf[0] = reg_rn;
+ arm_insn_r->reg_rec_count = 1;
+ }
while (memory_count > 0)
- {
- if (!single_reg)
- {
- record_buf_mem[memory_index] = start_address;
- record_buf_mem[memory_index + 1] = 4;
- start_address = start_address + 4;
- memory_index = memory_index + 2;
- }
- else
- {
- record_buf_mem[memory_index] = start_address;
- record_buf_mem[memory_index + 1] = 4;
- record_buf_mem[memory_index + 2] = start_address + 4;
- record_buf_mem[memory_index + 3] = 4;
- start_address = start_address + 8;
- memory_index = memory_index + 4;
- }
- memory_count--;
- }
+ {
+ if (!single_reg)
+ {
+ record_buf_mem[memory_index] = start_address;
+ record_buf_mem[memory_index + 1] = 4;
+ start_address = start_address + 4;
+ memory_index = memory_index + 2;
+ }
+ else
+ {
+ record_buf_mem[memory_index] = start_address;
+ record_buf_mem[memory_index + 1] = 4;
+ record_buf_mem[memory_index + 2] = start_address + 4;
+ record_buf_mem[memory_index + 3] = 4;
+ start_address = start_address + 8;
+ memory_index = memory_index + 4;
+ }
+ memory_count--;
+ }
arm_insn_r->mem_rec_count = (memory_index >> 1);
}
/* Handle VLDM instructions. */
else if (op_vldm_vstm == 0x09 || op_vldm_vstm == 0x0b
- || op_vldm_vstm == 0x13)
+ || op_vldm_vstm == 0x13)
{
uint32_t reg_count, reg_vd;
uint32_t reg_index = 0;
reg_count = bits (arm_insn_r->arm_insn, 0, 7);
if (single_reg)
- reg_vd = reg_vd | (bit (arm_insn_r->arm_insn, 22) << 4);
+ reg_vd = reg_vd | (bit (arm_insn_r->arm_insn, 22) << 4);
else
- reg_vd = (reg_vd << 1) | bit (arm_insn_r->arm_insn, 22);
+ reg_vd = (reg_vd << 1) | bit (arm_insn_r->arm_insn, 22);
if (bit (arm_insn_r->arm_insn, 21))
- record_buf[reg_index++] = bits (arm_insn_r->arm_insn, 16, 19);
+ record_buf[reg_index++] = bits (arm_insn_r->arm_insn, 16, 19);
while (reg_count > 0)
- {
- if (single_reg)
- record_buf[reg_index++] = num_regs + reg_vd + reg_count - 1;
- else
- record_buf[reg_index++] = ARM_D0_REGNUM + reg_vd + reg_count - 1;
+ {
+ if (single_reg)
+ record_buf[reg_index++] = num_regs + reg_vd + reg_count - 1;
+ else
+ record_buf[reg_index++] = ARM_D0_REGNUM + reg_vd + reg_count - 1;
- reg_count--;
- }
+ reg_count--;
+ }
arm_insn_r->reg_rec_count = reg_index;
}
/* VSTR Vector store register. */
imm_off32 = imm_off8 << 24;
if (bit (arm_insn_r->arm_insn, 23))
- start_address = u_regval + imm_off32;
+ start_address = u_regval + imm_off32;
else
- start_address = u_regval - imm_off32;
+ start_address = u_regval - imm_off32;
if (single_reg)
- {
- record_buf_mem[memory_index] = start_address;
- record_buf_mem[memory_index + 1] = 4;
- arm_insn_r->mem_rec_count = 1;
- }
+ {
+ record_buf_mem[memory_index] = start_address;
+ record_buf_mem[memory_index + 1] = 4;
+ arm_insn_r->mem_rec_count = 1;
+ }
else
- {
- record_buf_mem[memory_index] = start_address;
- record_buf_mem[memory_index + 1] = 4;
- record_buf_mem[memory_index + 2] = start_address + 4;
- record_buf_mem[memory_index + 3] = 4;
- arm_insn_r->mem_rec_count = 2;
- }
+ {
+ record_buf_mem[memory_index] = start_address;
+ record_buf_mem[memory_index + 1] = 4;
+ record_buf_mem[memory_index + 2] = start_address + 4;
+ record_buf_mem[memory_index + 3] = 4;
+ arm_insn_r->mem_rec_count = 2;
+ }
}
/* VLDR Vector load register. */
else if ((opcode & 0x13) == 0x11)
uint32_t reg_vd = bits (arm_insn_r->arm_insn, 12, 15);
if (!single_reg)
- {
- reg_vd = reg_vd | (bit (arm_insn_r->arm_insn, 22) << 4);
- record_buf[0] = ARM_D0_REGNUM + reg_vd;
- }
+ {
+ reg_vd = reg_vd | (bit (arm_insn_r->arm_insn, 22) << 4);
+ record_buf[0] = ARM_D0_REGNUM + reg_vd;
+ }
else
- {
- reg_vd = (reg_vd << 1) | bit (arm_insn_r->arm_insn, 22);
- record_buf[0] = num_regs + reg_vd;
- }
+ {
+ reg_vd = (reg_vd << 1) | bit (arm_insn_r->arm_insn, 22);
+ record_buf[0] = num_regs + reg_vd;
+ }
arm_insn_r->reg_rec_count = 1;
}
static int
decode_insn (insn_decode_record *arm_record, record_type_t record_type,
- uint32_t insn_size)
+ uint32_t insn_size)
{
- /* (Starting from numerical 0); bits 25, 26, 27 decodes type of arm instruction. */
+ /* (Starting from numerical 0); bits 25, 26, 27 decodes type of arm
+ instruction. */
static const sti_arm_hdl_fp_t arm_handle_insn[8] =
{
arm_record_data_proc_misc_ld_str, /* 000. */
arm_record_coproc_data_proc /* 111. */
};
- /* (Starting from numerical 0); bits 13,14,15 decodes type of thumb instruction. */
+ /* (Starting from numerical 0); bits 13,14,15 decodes type of thumb
+ instruction. */
static const sti_arm_hdl_fp_t thumb_handle_insn[8] =
{ \
thumb_record_shift_add_sub, /* 000. */
if (extract_arm_insn (arm_record, insn_size))
{
if (record_debug)
- {
- printf_unfiltered (_("Process record: error reading memory at "
- "addr %s len = %d.\n"),
- paddress (arm_record->gdbarch, arm_record->this_addr), insn_size);
- }
+ {
+ printf_unfiltered (_("Process record: error reading memory at "
+ "addr %s len = %d.\n"),
+ paddress (arm_record->gdbarch,
+ arm_record->this_addr), insn_size);
+ }
return -1;
}
else if (ARM_RECORD == record_type)
arm_record->cond = bits (arm_record->arm_insn, 28, 31);
insn_id = bits (arm_record->arm_insn, 25, 27);
ret = arm_record_extension_space (arm_record);
- /* If this insn has fallen into extension space
- then we need not decode it anymore. */
+ /* If this insn has fallen into extension space
+ then we need not decode it anymore. */
if (ret != -1 && !INSN_RECORDED(arm_record))
- {
- ret = arm_handle_insn[insn_id] (arm_record);
- }
+ {
+ ret = arm_handle_insn[insn_id] (arm_record);
+ }
}
else if (THUMB_RECORD == record_type)
{
/* Swap first half of 32bit thumb instruction with second half. */
arm_record->arm_insn
- = (arm_record->arm_insn >> 16) | (arm_record->arm_insn << 16);
+ = (arm_record->arm_insn >> 16) | (arm_record->arm_insn << 16);
insn_id = thumb2_record_decode_insn_handler (arm_record);
if (insn_id != ARM_RECORD_SUCCESS)
- {
- arm_record_unsupported_insn (arm_record);
- ret = -1;
- }
+ {
+ arm_record_unsupported_insn (arm_record);
+ ret = -1;
+ }
}
else
{
}
-/* Parse the current instruction and record the values of the registers and
+/* Parse the current instruction and record the values of the registers and
memory that will be changed in current instruction to record_arch_list".
Return -1 if something is wrong. */
int
-arm_process_record (struct gdbarch *gdbarch, struct regcache *regcache,
- CORE_ADDR insn_addr)
+arm_process_record (struct gdbarch *gdbarch, struct regcache *regcache,
+ CORE_ADDR insn_addr)
{
uint32_t no_of_rec = 0;
if (record_debug > 1)
{
fprintf_unfiltered (gdb_stdlog, "Process record: arm_process_record "
- "addr = %s\n",
+ "addr = %s\n",
paddress (gdbarch, arm_record.this_addr));
}
if (extract_arm_insn (&arm_record, 2))
{
if (record_debug)
- {
- printf_unfiltered (_("Process record: error reading memory at "
- "addr %s len = %d.\n"),
- paddress (arm_record.gdbarch,
- arm_record.this_addr), 2);
- }
+ {
+ printf_unfiltered (_("Process record: error reading memory at "
+ "addr %s len = %d.\n"),
+ paddress (arm_record.gdbarch,
+ arm_record.this_addr), 2);
+ }
return -1;
}
insn_id = bits (arm_record.arm_insn, 11, 15);
/* is it thumb2 insn? */
if ((0x1D == insn_id) || (0x1E == insn_id) || (0x1F == insn_id))
- {
- ret = decode_insn (&arm_record, THUMB2_RECORD,
- THUMB2_INSN_SIZE_BYTES);
- }
+ {
+ ret = decode_insn (&arm_record, THUMB2_RECORD,
+ THUMB2_INSN_SIZE_BYTES);
+ }
else
- {
- /* We are decoding thumb insn. */
- ret = decode_insn (&arm_record, THUMB_RECORD, THUMB_INSN_SIZE_BYTES);
- }
+ {
+ /* We are decoding thumb insn. */
+ ret = decode_insn (&arm_record, THUMB_RECORD, THUMB_INSN_SIZE_BYTES);
+ }
}
if (0 == ret)
/* Record registers. */
record_full_arch_list_add_reg (arm_record.regcache, ARM_PC_REGNUM);
if (arm_record.arm_regs)
- {
- for (no_of_rec = 0; no_of_rec < arm_record.reg_rec_count; no_of_rec++)
- {
- if (record_full_arch_list_add_reg
+ {
+ for (no_of_rec = 0; no_of_rec < arm_record.reg_rec_count; no_of_rec++)
+ {
+ if (record_full_arch_list_add_reg
(arm_record.regcache , arm_record.arm_regs[no_of_rec]))
- ret = -1;
- }
- }
+ ret = -1;
+ }
+ }
/* Record memories. */
if (arm_record.arm_mems)
- {
- for (no_of_rec = 0; no_of_rec < arm_record.mem_rec_count; no_of_rec++)
- {
- if (record_full_arch_list_add_mem
- ((CORE_ADDR)arm_record.arm_mems[no_of_rec].addr,
+ {
+ for (no_of_rec = 0; no_of_rec < arm_record.mem_rec_count; no_of_rec++)
+ {
+ if (record_full_arch_list_add_mem
+ ((CORE_ADDR)arm_record.arm_mems[no_of_rec].addr,
arm_record.arm_mems[no_of_rec].len))
- ret = -1;
- }
- }
+ ret = -1;
+ }
+ }
if (record_full_arch_list_add_end ())
- ret = -1;
+ ret = -1;
}
return ret;
}
-