diff options
Diffstat (limited to 'src/intel/compiler/brw_inst.h')
-rw-r--r-- | src/intel/compiler/brw_inst.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/src/intel/compiler/brw_inst.h b/src/intel/compiler/brw_inst.h index 8663c1b7f5b..438a473c1cd 100644 --- a/src/intel/compiler/brw_inst.h +++ b/src/intel/compiler/brw_inst.h @@ -459,6 +459,84 @@ FC(gen4_pop_count, 115, 112, devinfo->gen < 6) #define MD(x) ((x) + 96) /** + * Set the SEND(C) message descriptor immediate. + * + * This doesn't include the SFID nor the EOT field that were considered to be + * part of the message descriptor by ancient versions of the BSpec, because + * they are present in the instruction even if the message descriptor is + * provided indirectly in the address register, so we want to specify them + * separately. + */ +static inline void +brw_inst_set_send_desc(const struct gen_device_info *devinfo, + brw_inst *inst, uint32_t value) +{ + if (devinfo->gen >= 9) { + brw_inst_set_bits(inst, 126, 96, value); + assert(value >> 31 == 0); + } else if (devinfo->gen >= 5) { + brw_inst_set_bits(inst, 124, 96, value); + assert(value >> 29 == 0); + } else { + brw_inst_set_bits(inst, 119, 96, value); + assert(value >> 24 == 0); + } +} + +/** + * Get the SEND(C) message descriptor immediate. + * + * \sa brw_inst_set_send_desc(). + */ +static inline uint32_t +brw_inst_send_desc(const struct gen_device_info *devinfo, const brw_inst *inst) +{ + if (devinfo->gen >= 9) + return brw_inst_bits(inst, 126, 96); + else if (devinfo->gen >= 5) + return brw_inst_bits(inst, 124, 96); + else + return brw_inst_bits(inst, 119, 96); +} + +/** + * Set the SEND(C) message extended descriptor immediate. + * + * This doesn't include the SFID nor the EOT field that were considered to be + * part of the extended message descriptor by some versions of the BSpec, + * because they are present in the instruction even if the extended message + * descriptor is provided indirectly in a register, so we want to specify them + * separately. + */ +static inline void +brw_inst_set_send_ex_desc(const struct gen_device_info *devinfo, + brw_inst *inst, uint32_t value) +{ + assert(devinfo->gen >= 9); + brw_inst_set_bits(inst, 94, 91, (value >> 28) & ((1u << 4) - 1)); + brw_inst_set_bits(inst, 88, 85, (value >> 24) & ((1u << 4) - 1)); + brw_inst_set_bits(inst, 83, 80, (value >> 20) & ((1u << 4) - 1)); + brw_inst_set_bits(inst, 67, 64, (value >> 16) & ((1u << 4) - 1)); + assert((value & ((1u << 16) - 1)) == 0); +} + +/** + * Get the SEND(C) message extended descriptor immediate. + * + * \sa brw_inst_set_send_ex_desc(). + */ +static inline uint32_t +brw_inst_send_ex_desc(const struct gen_device_info *devinfo, + const brw_inst *inst) +{ + assert(devinfo->gen >= 9); + return (brw_inst_bits(inst, 94, 91) << 28 | + brw_inst_bits(inst, 88, 85) << 24 | + brw_inst_bits(inst, 83, 80) << 20 | + brw_inst_bits(inst, 67, 64) << 16); +} + +/** * Fields for SEND messages: * @{ */ |