[v3,3/6] Implement support for recording VFP data processing instructions
Commit Message
gdb:
2014-08-13 Omair Javaid <omair.javaid@linaro.org>
* arm-tdep.c (arm_record_coproc_data_proc): Updated.
(arm_record_vfp_data_proc_insn): Added record handler for VFP data
processing instructions.
---
gdb/arm-tdep.c | 213 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 212 insertions(+), 1 deletion(-)
Comments
On 13 August 2014 14:12, Omair Javaid <omair.javaid@linaro.org> wrote:
> gdb:
>
> 2014-08-13 Omair Javaid <omair.javaid@linaro.org>
>
> * arm-tdep.c (arm_record_coproc_data_proc): Updated.
> (arm_record_vfp_data_proc_insn): Added record handler for VFP data
> processing instructions.
>
> ---
> gdb/arm-tdep.c | 213 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
> 1 file changed, 212 insertions(+), 1 deletion(-)
Looks ok to me.
> diff --git a/gdb/arm-tdep.c b/gdb/arm-tdep.c
> index adee197..d003619 100644
> --- a/gdb/arm-tdep.c
> +++ b/gdb/arm-tdep.c
> @@ -11990,6 +11990,217 @@ arm_record_unsupported_insn (insn_decode_record *arm_insn_r)
> return -1;
> }
>
> +/* Record handler for arm/thumb mode VFP data processing instructions. */
> +
> +static int
> +arm_record_vfp_data_proc_insn (insn_decode_record *arm_insn_r)
> +{
> + uint32_t opc1, opc2, opc3, dp_op_sz, bit_d, reg_vd;
> + uint32_t record_buf[4];
> + enum insn_types {INSN_T0, INSN_T1, INSN_T2, INSN_T3, INSN_INV};
> + enum insn_types curr_insn_type = INSN_INV;
> +
> + reg_vd = bits (arm_insn_r->arm_insn, 12, 15);
> + opc1 = bits (arm_insn_r->arm_insn, 20, 23);
> + opc2 = bits (arm_insn_r->arm_insn, 16, 19);
> + opc3 = bits (arm_insn_r->arm_insn, 6, 7);
> + dp_op_sz = bit (arm_insn_r->arm_insn, 8);
> + bit_d = bit (arm_insn_r->arm_insn, 22);
> + opc1 = opc1 & 0x04;
> +
> + /* Handle VMLA, VMLS. */
> + if (opc1 == 0x00)
> + {
> + if (bit (arm_insn_r->arm_insn, 10))
> + {
> + if (bit (arm_insn_r->arm_insn, 6))
> + curr_insn_type = INSN_T0;
> + else
> + curr_insn_type = INSN_T1;
> + }
> + else
> + {
> + if (dp_op_sz)
> + curr_insn_type = INSN_T1;
> + else
> + curr_insn_type = INSN_T2;
> + }
> + }
> + /* Handle VNMLA, VNMLS, VNMUL. */
> + else if (opc1 == 0x01)
> + {
> + if (dp_op_sz)
> + curr_insn_type = INSN_T1;
> + else
> + curr_insn_type = INSN_T2;
> + }
> + /* Handle VMUL. */
> + else if (opc1 == 0x02 && !(opc3 & 0x01))
> + {
> + if (bit (arm_insn_r->arm_insn, 10))
> + {
> + if (bit (arm_insn_r->arm_insn, 6))
> + curr_insn_type = INSN_T0;
> + else
> + curr_insn_type = INSN_T1;
> + }
> + else
> + {
> + if (dp_op_sz)
> + curr_insn_type = INSN_T1;
> + else
> + curr_insn_type = INSN_T2;
> + }
> + }
> + /* Handle VADD, VSUB. */
> + else if (opc1 == 0x03)
> + {
> + if (!bit (arm_insn_r->arm_insn, 9))
> + {
> + if (bit (arm_insn_r->arm_insn, 6))
> + curr_insn_type = INSN_T0;
> + else
> + curr_insn_type = INSN_T1;
> + }
> + else
> + {
> + if (dp_op_sz)
> + curr_insn_type = INSN_T1;
> + else
> + curr_insn_type = INSN_T2;
> + }
> + }
> + /* Handle VDIV. */
> + else if (opc1 == 0x0b)
> + {
> + if (dp_op_sz)
> + curr_insn_type = INSN_T1;
> + else
> + curr_insn_type = INSN_T2;
> + }
> + /* Handle all other vfp data processing instructions. */
> + else if (opc1 == 0x0b)
> + {
> + /* Handle VMOV. */
> + if (!(opc3 & 0x01) || (opc2 == 0x00 && opc3 == 0x01))
> + {
> + if (bit (arm_insn_r->arm_insn, 4))
> + {
> + if (bit (arm_insn_r->arm_insn, 6))
> + curr_insn_type = INSN_T0;
> + else
> + curr_insn_type = INSN_T1;
> + }
> + else
> + {
> + if (dp_op_sz)
> + curr_insn_type = INSN_T1;
> + else
> + curr_insn_type = INSN_T2;
> + }
> + }
> + /* Handle VNEG and VABS. */
> + else if ((opc2 == 0x01 && opc3 == 0x01)
> + || (opc2 == 0x00 && opc3 == 0x03))
> + {
> + if (!bit (arm_insn_r->arm_insn, 11))
> + {
> + if (bit (arm_insn_r->arm_insn, 6))
> + curr_insn_type = INSN_T0;
> + else
> + curr_insn_type = INSN_T1;
> + }
> + else
> + {
> + if (dp_op_sz)
> + curr_insn_type = INSN_T1;
> + else
> + curr_insn_type = INSN_T2;
> + }
> + }
> + /* Handle VSQRT. */
> + else if (opc2 == 0x01 && opc3 == 0x03)
> + {
> + if (dp_op_sz)
> + curr_insn_type = INSN_T1;
> + else
> + curr_insn_type = INSN_T2;
> + }
> + /* Handle VCVT. */
> + else if (opc2 == 0x07 && opc3 == 0x03)
> + {
> + if (!dp_op_sz)
> + curr_insn_type = INSN_T1;
> + else
> + curr_insn_type = INSN_T2;
> + }
> + else if (opc3 & 0x01)
> + {
> + /* Handle VCVT. */
> + if ((opc2 == 0x08) || (opc2 & 0x0e) == 0x0c)
> + {
> + if (!bit (arm_insn_r->arm_insn, 18))
> + curr_insn_type = INSN_T2;
> + else
> + {
> + if (dp_op_sz)
> + curr_insn_type = INSN_T1;
> + else
> + curr_insn_type = INSN_T2;
> + }
> + }
> + /* Handle VCVT. */
> + else if ((opc2 & 0x0e) == 0x0a || (opc2 & 0x0e) == 0x0e)
> + {
> + if (dp_op_sz)
> + curr_insn_type = INSN_T1;
> + else
> + curr_insn_type = INSN_T2;
> + }
> + /* Handle VCVTB, VCVTT. */
> + else if ((opc2 & 0x0e) == 0x02)
> + curr_insn_type = INSN_T2;
> + /* Handle VCMP, VCMPE. */
> + else if ((opc2 & 0x0e) == 0x04)
> + curr_insn_type = INSN_T3;
> + }
> + }
> +
> + switch (curr_insn_type)
> + {
> + case INSN_T0:
> + reg_vd = reg_vd | (bit_d << 4);
> + record_buf[0] = reg_vd + ARM_D0_REGNUM;
> + record_buf[1] = reg_vd + ARM_D0_REGNUM + 1;
> + arm_insn_r->reg_rec_count = 2;
> + break;
> +
> + case INSN_T1:
> + reg_vd = reg_vd | (bit_d << 4);
> + record_buf[0] = reg_vd + ARM_D0_REGNUM;
> + arm_insn_r->reg_rec_count = 1;
> + break;
> +
> + case INSN_T2:
> + reg_vd = (reg_vd << 1) | bit_d;
> + record_buf[0] = reg_vd + ARM_D0_REGNUM;
> + arm_insn_r->reg_rec_count = 1;
> + break;
> +
> + case INSN_T3:
> + record_buf[0] = ARM_FPSCR_REGNUM;
> + arm_insn_r->reg_rec_count = 1;
> + break;
> +
> + default:
> + gdb_assert_not_reached ("no decoding pattern found");
> + break;
> + }
> +
> + REG_ALLOC (arm_insn_r->arm_regs, arm_insn_r->reg_rec_count, record_buf);
> + return 0;
> +}
> +
> /* Handling opcode 110 insns. */
>
> static int
> @@ -12089,7 +12300,7 @@ arm_record_coproc_data_proc (insn_decode_record *arm_insn_r)
> {
> /* VFP data-processing instructions. */
> if (!op1_sbit && !op)
> - return arm_record_unsupported_insn (arm_insn_r);
> + return arm_record_vfp_data_proc_insn (arm_insn_r);
>
> /* Advanced SIMD, VFP instructions. */
> if (!op1_sbit && op)
> --
> 1.9.1
>
On 13 August 2014 19:10, Will Newton <will.newton@linaro.org> wrote:
> On 13 August 2014 14:12, Omair Javaid <omair.javaid@linaro.org> wrote:
>> gdb:
>>
>> 2014-08-13 Omair Javaid <omair.javaid@linaro.org>
>>
>> * arm-tdep.c (arm_record_coproc_data_proc): Updated.
>> (arm_record_vfp_data_proc_insn): Added record handler for VFP data
>> processing instructions.
>>
>> ---
>> gdb/arm-tdep.c | 213 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
>> 1 file changed, 212 insertions(+), 1 deletion(-)
>
> Looks ok to me.
>
>> diff --git a/gdb/arm-tdep.c b/gdb/arm-tdep.c
>> index adee197..d003619 100644
>> --- a/gdb/arm-tdep.c
>> +++ b/gdb/arm-tdep.c
>> @@ -11990,6 +11990,217 @@ arm_record_unsupported_insn (insn_decode_record *arm_insn_r)
>> return -1;
>> }
>>
>> +/* Record handler for arm/thumb mode VFP data processing instructions. */
>> +
>> +static int
>> +arm_record_vfp_data_proc_insn (insn_decode_record *arm_insn_r)
>> +{
>> + uint32_t opc1, opc2, opc3, dp_op_sz, bit_d, reg_vd;
>> + uint32_t record_buf[4];
>> + enum insn_types {INSN_T0, INSN_T1, INSN_T2, INSN_T3, INSN_INV};
>> + enum insn_types curr_insn_type = INSN_INV;
>> +
>> + reg_vd = bits (arm_insn_r->arm_insn, 12, 15);
>> + opc1 = bits (arm_insn_r->arm_insn, 20, 23);
>> + opc2 = bits (arm_insn_r->arm_insn, 16, 19);
>> + opc3 = bits (arm_insn_r->arm_insn, 6, 7);
>> + dp_op_sz = bit (arm_insn_r->arm_insn, 8);
>> + bit_d = bit (arm_insn_r->arm_insn, 22);
>> + opc1 = opc1 & 0x04;
>> +
>> + /* Handle VMLA, VMLS. */
>> + if (opc1 == 0x00)
>> + {
>> + if (bit (arm_insn_r->arm_insn, 10))
>> + {
>> + if (bit (arm_insn_r->arm_insn, 6))
>> + curr_insn_type = INSN_T0;
>> + else
>> + curr_insn_type = INSN_T1;
>> + }
>> + else
>> + {
>> + if (dp_op_sz)
>> + curr_insn_type = INSN_T1;
>> + else
>> + curr_insn_type = INSN_T2;
>> + }
>> + }
>> + /* Handle VNMLA, VNMLS, VNMUL. */
>> + else if (opc1 == 0x01)
>> + {
>> + if (dp_op_sz)
>> + curr_insn_type = INSN_T1;
>> + else
>> + curr_insn_type = INSN_T2;
>> + }
>> + /* Handle VMUL. */
>> + else if (opc1 == 0x02 && !(opc3 & 0x01))
>> + {
>> + if (bit (arm_insn_r->arm_insn, 10))
>> + {
>> + if (bit (arm_insn_r->arm_insn, 6))
>> + curr_insn_type = INSN_T0;
>> + else
>> + curr_insn_type = INSN_T1;
>> + }
>> + else
>> + {
>> + if (dp_op_sz)
>> + curr_insn_type = INSN_T1;
>> + else
>> + curr_insn_type = INSN_T2;
>> + }
>> + }
>> + /* Handle VADD, VSUB. */
>> + else if (opc1 == 0x03)
>> + {
>> + if (!bit (arm_insn_r->arm_insn, 9))
>> + {
>> + if (bit (arm_insn_r->arm_insn, 6))
>> + curr_insn_type = INSN_T0;
>> + else
>> + curr_insn_type = INSN_T1;
>> + }
>> + else
>> + {
>> + if (dp_op_sz)
>> + curr_insn_type = INSN_T1;
>> + else
>> + curr_insn_type = INSN_T2;
>> + }
>> + }
>> + /* Handle VDIV. */
>> + else if (opc1 == 0x0b)
>> + {
>> + if (dp_op_sz)
>> + curr_insn_type = INSN_T1;
>> + else
>> + curr_insn_type = INSN_T2;
>> + }
>> + /* Handle all other vfp data processing instructions. */
>> + else if (opc1 == 0x0b)
>> + {
>> + /* Handle VMOV. */
>> + if (!(opc3 & 0x01) || (opc2 == 0x00 && opc3 == 0x01))
>> + {
>> + if (bit (arm_insn_r->arm_insn, 4))
>> + {
>> + if (bit (arm_insn_r->arm_insn, 6))
>> + curr_insn_type = INSN_T0;
>> + else
>> + curr_insn_type = INSN_T1;
>> + }
>> + else
>> + {
>> + if (dp_op_sz)
>> + curr_insn_type = INSN_T1;
>> + else
>> + curr_insn_type = INSN_T2;
>> + }
>> + }
>> + /* Handle VNEG and VABS. */
>> + else if ((opc2 == 0x01 && opc3 == 0x01)
>> + || (opc2 == 0x00 && opc3 == 0x03))
>> + {
>> + if (!bit (arm_insn_r->arm_insn, 11))
>> + {
>> + if (bit (arm_insn_r->arm_insn, 6))
>> + curr_insn_type = INSN_T0;
>> + else
>> + curr_insn_type = INSN_T1;
>> + }
>> + else
>> + {
>> + if (dp_op_sz)
>> + curr_insn_type = INSN_T1;
>> + else
>> + curr_insn_type = INSN_T2;
>> + }
>> + }
>> + /* Handle VSQRT. */
>> + else if (opc2 == 0x01 && opc3 == 0x03)
>> + {
>> + if (dp_op_sz)
>> + curr_insn_type = INSN_T1;
>> + else
>> + curr_insn_type = INSN_T2;
>> + }
>> + /* Handle VCVT. */
>> + else if (opc2 == 0x07 && opc3 == 0x03)
>> + {
>> + if (!dp_op_sz)
>> + curr_insn_type = INSN_T1;
>> + else
>> + curr_insn_type = INSN_T2;
>> + }
>> + else if (opc3 & 0x01)
>> + {
>> + /* Handle VCVT. */
>> + if ((opc2 == 0x08) || (opc2 & 0x0e) == 0x0c)
>> + {
>> + if (!bit (arm_insn_r->arm_insn, 18))
>> + curr_insn_type = INSN_T2;
>> + else
>> + {
>> + if (dp_op_sz)
>> + curr_insn_type = INSN_T1;
>> + else
>> + curr_insn_type = INSN_T2;
>> + }
>> + }
>> + /* Handle VCVT. */
>> + else if ((opc2 & 0x0e) == 0x0a || (opc2 & 0x0e) == 0x0e)
>> + {
>> + if (dp_op_sz)
>> + curr_insn_type = INSN_T1;
>> + else
>> + curr_insn_type = INSN_T2;
>> + }
>> + /* Handle VCVTB, VCVTT. */
>> + else if ((opc2 & 0x0e) == 0x02)
>> + curr_insn_type = INSN_T2;
>> + /* Handle VCMP, VCMPE. */
>> + else if ((opc2 & 0x0e) == 0x04)
>> + curr_insn_type = INSN_T3;
>> + }
>> + }
>> +
>> + switch (curr_insn_type)
>> + {
>> + case INSN_T0:
>> + reg_vd = reg_vd | (bit_d << 4);
>> + record_buf[0] = reg_vd + ARM_D0_REGNUM;
>> + record_buf[1] = reg_vd + ARM_D0_REGNUM + 1;
>> + arm_insn_r->reg_rec_count = 2;
>> + break;
>> +
>> + case INSN_T1:
>> + reg_vd = reg_vd | (bit_d << 4);
>> + record_buf[0] = reg_vd + ARM_D0_REGNUM;
>> + arm_insn_r->reg_rec_count = 1;
>> + break;
>> +
>> + case INSN_T2:
>> + reg_vd = (reg_vd << 1) | bit_d;
>> + record_buf[0] = reg_vd + ARM_D0_REGNUM;
>> + arm_insn_r->reg_rec_count = 1;
>> + break;
>> +
>> + case INSN_T3:
>> + record_buf[0] = ARM_FPSCR_REGNUM;
>> + arm_insn_r->reg_rec_count = 1;
>> + break;
>> +
>> + default:
>> + gdb_assert_not_reached ("no decoding pattern found");
>> + break;
>> + }
>> +
>> + REG_ALLOC (arm_insn_r->arm_regs, arm_insn_r->reg_rec_count, record_buf);
>> + return 0;
>> +}
>> +
>> /* Handling opcode 110 insns. */
>>
>> static int
>> @@ -12089,7 +12300,7 @@ arm_record_coproc_data_proc (insn_decode_record *arm_insn_r)
>> {
>> /* VFP data-processing instructions. */
>> if (!op1_sbit && !op)
>> - return arm_record_unsupported_insn (arm_insn_r);
>> + return arm_record_vfp_data_proc_insn (arm_insn_r);
>>
>> /* Advanced SIMD, VFP instructions. */
>> if (!op1_sbit && op)
>> --
>> 1.9.1
>>
>
>
>
> --
> Will Newton
> Toolchain Working Group, Linaro
Ping! Kindly provide your feedback and help me approve this patch series.
On 08/27/2014 10:10 AM, Omair Javaid wrote:
> On 13 August 2014 19:10, Will Newton <will.newton@linaro.org> wrote:
>> On 13 August 2014 14:12, Omair Javaid <omair.javaid@linaro.org> wrote:
>>> gdb:
>>>
>>> 2014-08-13 Omair Javaid <omair.javaid@linaro.org>
>>>
>>> * arm-tdep.c (arm_record_coproc_data_proc): Updated.
>>> (arm_record_vfp_data_proc_insn): Added record handler for VFP data
>>> processing instructions.
>>>
>>> ---
>>> gdb/arm-tdep.c | 213 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
>>> 1 file changed, 212 insertions(+), 1 deletion(-)
>>
>> Looks ok to me.
Thanks both.
This is OK.
Thanks,
Pedro Alves
@@ -11990,6 +11990,217 @@ arm_record_unsupported_insn (insn_decode_record *arm_insn_r)
return -1;
}
+/* Record handler for arm/thumb mode VFP data processing instructions. */
+
+static int
+arm_record_vfp_data_proc_insn (insn_decode_record *arm_insn_r)
+{
+ uint32_t opc1, opc2, opc3, dp_op_sz, bit_d, reg_vd;
+ uint32_t record_buf[4];
+ enum insn_types {INSN_T0, INSN_T1, INSN_T2, INSN_T3, INSN_INV};
+ enum insn_types curr_insn_type = INSN_INV;
+
+ reg_vd = bits (arm_insn_r->arm_insn, 12, 15);
+ opc1 = bits (arm_insn_r->arm_insn, 20, 23);
+ opc2 = bits (arm_insn_r->arm_insn, 16, 19);
+ opc3 = bits (arm_insn_r->arm_insn, 6, 7);
+ dp_op_sz = bit (arm_insn_r->arm_insn, 8);
+ bit_d = bit (arm_insn_r->arm_insn, 22);
+ opc1 = opc1 & 0x04;
+
+ /* Handle VMLA, VMLS. */
+ if (opc1 == 0x00)
+ {
+ if (bit (arm_insn_r->arm_insn, 10))
+ {
+ if (bit (arm_insn_r->arm_insn, 6))
+ curr_insn_type = INSN_T0;
+ else
+ curr_insn_type = INSN_T1;
+ }
+ else
+ {
+ if (dp_op_sz)
+ curr_insn_type = INSN_T1;
+ else
+ curr_insn_type = INSN_T2;
+ }
+ }
+ /* Handle VNMLA, VNMLS, VNMUL. */
+ else if (opc1 == 0x01)
+ {
+ if (dp_op_sz)
+ curr_insn_type = INSN_T1;
+ else
+ curr_insn_type = INSN_T2;
+ }
+ /* Handle VMUL. */
+ else if (opc1 == 0x02 && !(opc3 & 0x01))
+ {
+ if (bit (arm_insn_r->arm_insn, 10))
+ {
+ if (bit (arm_insn_r->arm_insn, 6))
+ curr_insn_type = INSN_T0;
+ else
+ curr_insn_type = INSN_T1;
+ }
+ else
+ {
+ if (dp_op_sz)
+ curr_insn_type = INSN_T1;
+ else
+ curr_insn_type = INSN_T2;
+ }
+ }
+ /* Handle VADD, VSUB. */
+ else if (opc1 == 0x03)
+ {
+ if (!bit (arm_insn_r->arm_insn, 9))
+ {
+ if (bit (arm_insn_r->arm_insn, 6))
+ curr_insn_type = INSN_T0;
+ else
+ curr_insn_type = INSN_T1;
+ }
+ else
+ {
+ if (dp_op_sz)
+ curr_insn_type = INSN_T1;
+ else
+ curr_insn_type = INSN_T2;
+ }
+ }
+ /* Handle VDIV. */
+ else if (opc1 == 0x0b)
+ {
+ if (dp_op_sz)
+ curr_insn_type = INSN_T1;
+ else
+ curr_insn_type = INSN_T2;
+ }
+ /* Handle all other vfp data processing instructions. */
+ else if (opc1 == 0x0b)
+ {
+ /* Handle VMOV. */
+ if (!(opc3 & 0x01) || (opc2 == 0x00 && opc3 == 0x01))
+ {
+ if (bit (arm_insn_r->arm_insn, 4))
+ {
+ if (bit (arm_insn_r->arm_insn, 6))
+ curr_insn_type = INSN_T0;
+ else
+ curr_insn_type = INSN_T1;
+ }
+ else
+ {
+ if (dp_op_sz)
+ curr_insn_type = INSN_T1;
+ else
+ curr_insn_type = INSN_T2;
+ }
+ }
+ /* Handle VNEG and VABS. */
+ else if ((opc2 == 0x01 && opc3 == 0x01)
+ || (opc2 == 0x00 && opc3 == 0x03))
+ {
+ if (!bit (arm_insn_r->arm_insn, 11))
+ {
+ if (bit (arm_insn_r->arm_insn, 6))
+ curr_insn_type = INSN_T0;
+ else
+ curr_insn_type = INSN_T1;
+ }
+ else
+ {
+ if (dp_op_sz)
+ curr_insn_type = INSN_T1;
+ else
+ curr_insn_type = INSN_T2;
+ }
+ }
+ /* Handle VSQRT. */
+ else if (opc2 == 0x01 && opc3 == 0x03)
+ {
+ if (dp_op_sz)
+ curr_insn_type = INSN_T1;
+ else
+ curr_insn_type = INSN_T2;
+ }
+ /* Handle VCVT. */
+ else if (opc2 == 0x07 && opc3 == 0x03)
+ {
+ if (!dp_op_sz)
+ curr_insn_type = INSN_T1;
+ else
+ curr_insn_type = INSN_T2;
+ }
+ else if (opc3 & 0x01)
+ {
+ /* Handle VCVT. */
+ if ((opc2 == 0x08) || (opc2 & 0x0e) == 0x0c)
+ {
+ if (!bit (arm_insn_r->arm_insn, 18))
+ curr_insn_type = INSN_T2;
+ else
+ {
+ if (dp_op_sz)
+ curr_insn_type = INSN_T1;
+ else
+ curr_insn_type = INSN_T2;
+ }
+ }
+ /* Handle VCVT. */
+ else if ((opc2 & 0x0e) == 0x0a || (opc2 & 0x0e) == 0x0e)
+ {
+ if (dp_op_sz)
+ curr_insn_type = INSN_T1;
+ else
+ curr_insn_type = INSN_T2;
+ }
+ /* Handle VCVTB, VCVTT. */
+ else if ((opc2 & 0x0e) == 0x02)
+ curr_insn_type = INSN_T2;
+ /* Handle VCMP, VCMPE. */
+ else if ((opc2 & 0x0e) == 0x04)
+ curr_insn_type = INSN_T3;
+ }
+ }
+
+ switch (curr_insn_type)
+ {
+ case INSN_T0:
+ reg_vd = reg_vd | (bit_d << 4);
+ record_buf[0] = reg_vd + ARM_D0_REGNUM;
+ record_buf[1] = reg_vd + ARM_D0_REGNUM + 1;
+ arm_insn_r->reg_rec_count = 2;
+ break;
+
+ case INSN_T1:
+ reg_vd = reg_vd | (bit_d << 4);
+ record_buf[0] = reg_vd + ARM_D0_REGNUM;
+ arm_insn_r->reg_rec_count = 1;
+ break;
+
+ case INSN_T2:
+ reg_vd = (reg_vd << 1) | bit_d;
+ record_buf[0] = reg_vd + ARM_D0_REGNUM;
+ arm_insn_r->reg_rec_count = 1;
+ break;
+
+ case INSN_T3:
+ record_buf[0] = ARM_FPSCR_REGNUM;
+ arm_insn_r->reg_rec_count = 1;
+ break;
+
+ default:
+ gdb_assert_not_reached ("no decoding pattern found");
+ break;
+ }
+
+ REG_ALLOC (arm_insn_r->arm_regs, arm_insn_r->reg_rec_count, record_buf);
+ return 0;
+}
+
/* Handling opcode 110 insns. */
static int
@@ -12089,7 +12300,7 @@ arm_record_coproc_data_proc (insn_decode_record *arm_insn_r)
{
/* VFP data-processing instructions. */
if (!op1_sbit && !op)
- return arm_record_unsupported_insn (arm_insn_r);
+ return arm_record_vfp_data_proc_insn (arm_insn_r);
/* Advanced SIMD, VFP instructions. */
if (!op1_sbit && op)