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/*
* Copyright © 2017 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#ifndef BRW_REG_TYPE_H
#define BRW_REG_TYPE_H
#include <stdbool.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifdef HAVE_FUNC_ATTRIBUTE_PURE
#define ATTRIBUTE_PURE __attribute__((__pure__))
#else
#define ATTRIBUTE_PURE
#endif
enum brw_reg_file;
struct gen_device_info;
/*
* The ordering has been chosen so that no enum value is the same as a
* compatible hardware encoding.
*/
enum PACKED brw_reg_type {
/** Floating-point types: @{ */
BRW_REGISTER_TYPE_NF,
BRW_REGISTER_TYPE_DF,
BRW_REGISTER_TYPE_F,
BRW_REGISTER_TYPE_HF,
BRW_REGISTER_TYPE_VF,
/** @} */
/** Integer types: @{ */
BRW_REGISTER_TYPE_Q,
BRW_REGISTER_TYPE_UQ,
BRW_REGISTER_TYPE_D,
BRW_REGISTER_TYPE_UD,
BRW_REGISTER_TYPE_W,
BRW_REGISTER_TYPE_UW,
BRW_REGISTER_TYPE_B,
BRW_REGISTER_TYPE_UB,
BRW_REGISTER_TYPE_V,
BRW_REGISTER_TYPE_UV,
/** @} */
BRW_REGISTER_TYPE_LAST = BRW_REGISTER_TYPE_UV
};
static inline bool
brw_reg_type_is_floating_point(enum brw_reg_type type)
{
switch (type) {
case BRW_REGISTER_TYPE_NF:
case BRW_REGISTER_TYPE_DF:
case BRW_REGISTER_TYPE_F:
case BRW_REGISTER_TYPE_HF:
return true;
default:
return false;
}
}
unsigned
brw_reg_type_to_hw_type(const struct gen_device_info *devinfo,
enum brw_reg_file file, enum brw_reg_type type);
enum brw_reg_type ATTRIBUTE_PURE
brw_hw_type_to_reg_type(const struct gen_device_info *devinfo,
enum brw_reg_file file, unsigned hw_type);
unsigned
brw_reg_type_to_a16_hw_3src_type(const struct gen_device_info *devinfo,
enum brw_reg_type type);
unsigned
brw_reg_type_to_a1_hw_3src_type(const struct gen_device_info *devinfo,
enum brw_reg_type type);
enum brw_reg_type
brw_a16_hw_3src_type_to_reg_type(const struct gen_device_info *devinfo,
unsigned hw_type);
enum brw_reg_type
brw_a1_hw_3src_type_to_reg_type(const struct gen_device_info *devinfo,
unsigned hw_type, unsigned exec_type);
unsigned
brw_reg_type_to_size(enum brw_reg_type type);
const char *
brw_reg_type_to_letters(enum brw_reg_type type);
#ifdef __cplusplus
}
#endif
#endif
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