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/*
* Copyright 2020 Valve Corporation
* SPDX-License-Identifier: MIT
*
* Authors:
* Jonathan Marek <jonathan@marek.ca>
*/
#ifndef TU_UTIL_H
#define TU_UTIL_H
#include <assert.h>
#include <stdint.h>
#include "util/macros.h"
#include "util/u_math.h"
#include "compiler/shader_enums.h"
#include "adreno_common.xml.h"
#include "adreno_pm4.xml.h"
#include "a6xx.xml.h"
#include <vulkan/vulkan.h>
static inline gl_shader_stage
vk_to_mesa_shader_stage(VkShaderStageFlagBits vk_stage)
{
assert(__builtin_popcount(vk_stage) == 1);
return util_logbase2(vk_stage);
}
static inline VkShaderStageFlagBits
mesa_to_vk_shader_stage(gl_shader_stage mesa_stage)
{
return 1 << mesa_stage;
}
#define TU_STAGE_MASK ((1 << MESA_SHADER_STAGES) - 1)
#define tu_foreach_stage(stage, stage_bits) \
for (gl_shader_stage stage, \
__tmp = (gl_shader_stage)((stage_bits) &TU_STAGE_MASK); \
stage = __builtin_ffs(__tmp) - 1, __tmp; __tmp &= ~(1 << (stage)))
static inline enum a3xx_msaa_samples
tu_msaa_samples(VkSampleCountFlagBits samples)
{
assert(__builtin_popcount(samples) == 1);
return util_logbase2(samples);
}
static inline enum a4xx_index_size
tu6_index_size(VkIndexType type)
{
switch (type) {
case VK_INDEX_TYPE_UINT16:
return INDEX4_SIZE_16_BIT;
case VK_INDEX_TYPE_UINT32:
return INDEX4_SIZE_32_BIT;
case VK_INDEX_TYPE_UINT8_EXT:
return INDEX4_SIZE_8_BIT;
default:
unreachable("invalid VkIndexType");
}
}
static inline uint32_t
tu6_stage2opcode(gl_shader_stage stage)
{
if (stage == MESA_SHADER_FRAGMENT || stage == MESA_SHADER_COMPUTE)
return CP_LOAD_STATE6_FRAG;
return CP_LOAD_STATE6_GEOM;
}
static inline enum a6xx_state_block
tu6_stage2texsb(gl_shader_stage stage)
{
return SB6_VS_TEX + stage;
}
static inline enum a6xx_state_block
tu6_stage2shadersb(gl_shader_stage stage)
{
return SB6_VS_SHADER + stage;
}
static inline enum a3xx_rop_code
tu6_rop(VkLogicOp op)
{
/* note: hw enum matches the VK enum, but with the 4 bits reversed */
static const uint8_t lookup[] = {
[VK_LOGIC_OP_CLEAR] = ROP_CLEAR,
[VK_LOGIC_OP_AND] = ROP_AND,
[VK_LOGIC_OP_AND_REVERSE] = ROP_AND_REVERSE,
[VK_LOGIC_OP_COPY] = ROP_COPY,
[VK_LOGIC_OP_AND_INVERTED] = ROP_AND_INVERTED,
[VK_LOGIC_OP_NO_OP] = ROP_NOOP,
[VK_LOGIC_OP_XOR] = ROP_XOR,
[VK_LOGIC_OP_OR] = ROP_OR,
[VK_LOGIC_OP_NOR] = ROP_NOR,
[VK_LOGIC_OP_EQUIVALENT] = ROP_EQUIV,
[VK_LOGIC_OP_INVERT] = ROP_INVERT,
[VK_LOGIC_OP_OR_REVERSE] = ROP_OR_REVERSE,
[VK_LOGIC_OP_COPY_INVERTED] = ROP_COPY_INVERTED,
[VK_LOGIC_OP_OR_INVERTED] = ROP_OR_INVERTED,
[VK_LOGIC_OP_NAND] = ROP_NAND,
[VK_LOGIC_OP_SET] = ROP_SET,
};
assert(op < ARRAY_SIZE(lookup));
return lookup[op];
}
static inline enum pc_di_primtype
tu6_primtype(VkPrimitiveTopology topology)
{
static const uint8_t lookup[] = {
[VK_PRIMITIVE_TOPOLOGY_POINT_LIST] = DI_PT_POINTLIST,
[VK_PRIMITIVE_TOPOLOGY_LINE_LIST] = DI_PT_LINELIST,
[VK_PRIMITIVE_TOPOLOGY_LINE_STRIP] = DI_PT_LINESTRIP,
[VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST] = DI_PT_TRILIST,
[VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP] = DI_PT_TRISTRIP,
[VK_PRIMITIVE_TOPOLOGY_TRIANGLE_FAN] = DI_PT_TRIFAN,
[VK_PRIMITIVE_TOPOLOGY_LINE_LIST_WITH_ADJACENCY] = DI_PT_LINE_ADJ,
[VK_PRIMITIVE_TOPOLOGY_LINE_STRIP_WITH_ADJACENCY] = DI_PT_LINESTRIP_ADJ,
[VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST_WITH_ADJACENCY] = DI_PT_TRI_ADJ,
[VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP_WITH_ADJACENCY] = DI_PT_TRISTRIP_ADJ,
[VK_PRIMITIVE_TOPOLOGY_PATCH_LIST] = 0,
};
assert(topology < ARRAY_SIZE(lookup));
return lookup[topology];
}
static inline enum adreno_compare_func
tu6_compare_func(VkCompareOp op)
{
return (enum adreno_compare_func) op;
}
static inline enum adreno_stencil_op
tu6_stencil_op(VkStencilOp op)
{
return (enum adreno_stencil_op) op;
}
static inline enum adreno_rb_blend_factor
tu6_blend_factor(VkBlendFactor factor)
{
static const uint8_t lookup[] = {
[VK_BLEND_FACTOR_ZERO] = FACTOR_ZERO,
[VK_BLEND_FACTOR_ONE] = FACTOR_ONE,
[VK_BLEND_FACTOR_SRC_COLOR] = FACTOR_SRC_COLOR,
[VK_BLEND_FACTOR_ONE_MINUS_SRC_COLOR] = FACTOR_ONE_MINUS_SRC_COLOR,
[VK_BLEND_FACTOR_DST_COLOR] = FACTOR_DST_COLOR,
[VK_BLEND_FACTOR_ONE_MINUS_DST_COLOR] = FACTOR_ONE_MINUS_DST_COLOR,
[VK_BLEND_FACTOR_SRC_ALPHA] = FACTOR_SRC_ALPHA,
[VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA] = FACTOR_ONE_MINUS_SRC_ALPHA,
[VK_BLEND_FACTOR_DST_ALPHA] = FACTOR_DST_ALPHA,
[VK_BLEND_FACTOR_ONE_MINUS_DST_ALPHA] = FACTOR_ONE_MINUS_DST_ALPHA,
[VK_BLEND_FACTOR_CONSTANT_COLOR] = FACTOR_CONSTANT_COLOR,
[VK_BLEND_FACTOR_ONE_MINUS_CONSTANT_COLOR]= FACTOR_ONE_MINUS_CONSTANT_COLOR,
[VK_BLEND_FACTOR_CONSTANT_ALPHA] = FACTOR_CONSTANT_ALPHA,
[VK_BLEND_FACTOR_ONE_MINUS_CONSTANT_ALPHA]= FACTOR_ONE_MINUS_CONSTANT_ALPHA,
[VK_BLEND_FACTOR_SRC_ALPHA_SATURATE] = FACTOR_SRC_ALPHA_SATURATE,
[VK_BLEND_FACTOR_SRC1_COLOR] = FACTOR_SRC1_COLOR,
[VK_BLEND_FACTOR_ONE_MINUS_SRC1_COLOR] = FACTOR_ONE_MINUS_SRC1_COLOR,
[VK_BLEND_FACTOR_SRC1_ALPHA] = FACTOR_SRC1_ALPHA,
[VK_BLEND_FACTOR_ONE_MINUS_SRC1_ALPHA] = FACTOR_ONE_MINUS_SRC1_ALPHA,
};
assert(factor < ARRAY_SIZE(lookup));
return lookup[factor];
}
static inline enum a3xx_rb_blend_opcode
tu6_blend_op(VkBlendOp op)
{
return (enum a3xx_rb_blend_opcode) op;
}
static inline enum a6xx_tex_type
tu6_tex_type(VkImageViewType type, bool storage)
{
switch (type) {
default:
case VK_IMAGE_VIEW_TYPE_1D:
case VK_IMAGE_VIEW_TYPE_1D_ARRAY:
return A6XX_TEX_1D;
case VK_IMAGE_VIEW_TYPE_2D:
case VK_IMAGE_VIEW_TYPE_2D_ARRAY:
return A6XX_TEX_2D;
case VK_IMAGE_VIEW_TYPE_3D:
return A6XX_TEX_3D;
case VK_IMAGE_VIEW_TYPE_CUBE:
case VK_IMAGE_VIEW_TYPE_CUBE_ARRAY:
return storage ? A6XX_TEX_2D : A6XX_TEX_CUBE;
}
}
static inline enum a6xx_tex_clamp
tu6_tex_wrap(VkSamplerAddressMode address_mode)
{
uint8_t lookup[] = {
[VK_SAMPLER_ADDRESS_MODE_REPEAT] = A6XX_TEX_REPEAT,
[VK_SAMPLER_ADDRESS_MODE_MIRRORED_REPEAT] = A6XX_TEX_MIRROR_REPEAT,
[VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE] = A6XX_TEX_CLAMP_TO_EDGE,
[VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER] = A6XX_TEX_CLAMP_TO_BORDER,
[VK_SAMPLER_ADDRESS_MODE_MIRROR_CLAMP_TO_EDGE] = A6XX_TEX_MIRROR_CLAMP,
};
assert(address_mode < ARRAY_SIZE(lookup));
return lookup[address_mode];
}
static inline enum a6xx_tex_filter
tu6_tex_filter(VkFilter filter, unsigned aniso)
{
switch (filter) {
case VK_FILTER_NEAREST:
return A6XX_TEX_NEAREST;
case VK_FILTER_LINEAR:
return aniso ? A6XX_TEX_ANISO : A6XX_TEX_LINEAR;
case VK_FILTER_CUBIC_EXT:
return A6XX_TEX_CUBIC;
default:
unreachable("illegal texture filter");
break;
}
}
static inline enum a6xx_reduction_mode
tu6_reduction_mode(VkSamplerReductionMode reduction_mode)
{
return (enum a6xx_reduction_mode) reduction_mode;
}
static inline enum a6xx_depth_format
tu6_pipe2depth(VkFormat format)
{
switch (format) {
case VK_FORMAT_D16_UNORM:
return DEPTH6_16;
case VK_FORMAT_X8_D24_UNORM_PACK32:
case VK_FORMAT_D24_UNORM_S8_UINT:
return DEPTH6_24_8;
case VK_FORMAT_D32_SFLOAT:
case VK_FORMAT_S8_UINT:
return DEPTH6_32;
default:
return ~0;
}
}
#endif /* TU_UTIL_H */
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