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/*
* Copyright 2017 Józef Kucia for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "vkd3d_shader_private.h"
#include <stdarg.h>
#ifdef HAVE_SPIRV_UNIFIED1_SPIRV_H
# include "spirv/unified1/spirv.h"
#else
# include "vulkan/spirv.h"
#endif /* HAVE_SPIRV_UNIFIED1_SPIRV_H */
#ifdef HAVE_SPIRV_UNIFIED1_GLSL_STD_450_H
# include "spirv/unified1/GLSL.std.450.h"
#else
# include "vulkan/GLSL.std.450.h"
#endif /* HAVE_SPIRV_UNIFIED1_GLSL_STD_450_H */
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#ifdef HAVE_SPIRV_TOOLS
# include "spirv-tools/libspirv.h"
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static spv_target_env spv_target_env_from_vkd3d(enum vkd3d_shader_target target)
{
switch (target)
{
case VKD3D_SHADER_TARGET_SPIRV_OPENGL_4_5:
return SPV_ENV_OPENGL_4_5;
case VKD3D_SHADER_TARGET_SPIRV_VULKAN_1_0:
return SPV_ENV_VULKAN_1_0;
default:
ERR("Invalid shader target %#x.\n", target);
return SPV_ENV_VULKAN_1_0;
}
}
static void vkd3d_spirv_dump(const struct vkd3d_shader_code *spirv, enum vkd3d_shader_target target)
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{
const static uint32_t options
= SPV_BINARY_TO_TEXT_OPTION_FRIENDLY_NAMES | SPV_BINARY_TO_TEXT_OPTION_INDENT;
spv_diagnostic diagnostic = NULL;
spv_text text = NULL;
spv_context context;
spv_result_t ret;
context = spvContextCreate(spv_target_env_from_vkd3d(target));
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if (!(ret = spvBinaryToText(context, spirv->code, spirv->size / sizeof(uint32_t),
options, &text, &diagnostic)))
{
const char *str, *current = text->str;
while ((str = strchr(current, '\n')))
{
TRACE("%.*s\n", (int)(str - current), current);
current = str + 1;
}
}
else
{
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FIXME("Failed to convert SPIR-V binary to text, ret %d.\n", ret);
FIXME("Diagnostic message: %s.\n", debugstr_a(diagnostic->error));
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}
spvTextDestroy(text);
spvDiagnosticDestroy(diagnostic);
spvContextDestroy(context);
}
static void vkd3d_spirv_validate(const struct vkd3d_shader_code *spirv, enum vkd3d_shader_target target)
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{
spv_diagnostic diagnostic = NULL;
spv_context context;
spv_result_t ret;
context = spvContextCreate(spv_target_env_from_vkd3d(target));
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if ((ret = spvValidateBinary(context, spirv->code, spirv->size / sizeof(uint32_t),
&diagnostic)))
{
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FIXME("Failed to validate SPIR-V binary, ret %d.\n", ret);
FIXME("Diagnostic message: %s.\n", debugstr_a(diagnostic->error));
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}
spvDiagnosticDestroy(diagnostic);
spvContextDestroy(context);
}
#else
static void vkd3d_spirv_dump(const struct vkd3d_shader_code *spirv, enum vkd3d_shader_target target) {}
static void vkd3d_spirv_validate(const struct vkd3d_shader_code *spirv, enum vkd3d_shader_target target) {}
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struct vkd3d_struct
{
enum vkd3d_shader_structure_type type;
const void *next;
};
#define vkd3d_find_struct(c, t) vkd3d_find_struct_(c, VKD3D_SHADER_STRUCTURE_TYPE_##t)
static const void *vkd3d_find_struct_(const struct vkd3d_struct *chain,
enum vkd3d_shader_structure_type type)
{
while (chain)
{
if (chain->type == type)
return chain;
chain = chain->next;
}
return NULL;
}
static enum vkd3d_shader_input_sysval_semantic vkd3d_siv_from_sysval(enum vkd3d_sysval_semantic sysval)
{
switch (sysval)
{
case VKD3D_SV_NONE:
return VKD3D_SIV_NONE;
case VKD3D_SV_POSITION:
return VKD3D_SIV_POSITION;
default:
FIXME("Unhandled sysval %#x.\n", sysval);
return VKD3D_SIV_NONE;
}
}
#define VKD3D_SPIRV_VERSION 0x00010000
#define VKD3D_SPIRV_GENERATOR_ID 18
#define VKD3D_SPIRV_GENERATOR_VERSION 1
#define VKD3D_SPIRV_GENERATOR_MAGIC ((VKD3D_SPIRV_GENERATOR_ID << 16) | VKD3D_SPIRV_GENERATOR_VERSION)
struct vkd3d_spirv_stream
{
uint32_t *words;
size_t capacity;
size_t word_count;
struct list inserted_chunks;
};
static void vkd3d_spirv_stream_init(struct vkd3d_spirv_stream *stream)
{
stream->capacity = 256;
if (!(stream->words = vkd3d_calloc(stream->capacity, sizeof(*stream->words))))
stream->capacity = 0;
stream->word_count = 0;
list_init(&stream->inserted_chunks);
}
struct vkd3d_spirv_chunk
{
struct list entry;
size_t location;
size_t word_count;
uint32_t words[];
};
static void vkd3d_spirv_stream_clear(struct vkd3d_spirv_stream *stream)
{
struct vkd3d_spirv_chunk *c1, *c2;
stream->word_count = 0;
LIST_FOR_EACH_ENTRY_SAFE(c1, c2, &stream->inserted_chunks, struct vkd3d_spirv_chunk, entry)
vkd3d_free(c1);
list_init(&stream->inserted_chunks);
}
static void vkd3d_spirv_stream_free(struct vkd3d_spirv_stream *stream)
{
vkd3d_free(stream->words);
vkd3d_spirv_stream_clear(stream);
static size_t vkd3d_spirv_stream_current_location(struct vkd3d_spirv_stream *stream)
return stream->word_count;
}
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