/************************************************************************** * * Copyright 2010 VMware, Inc. * All Rights Reserved. * * 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, sub license, 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 NON-INFRINGEMENT. * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS 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 DRAW_LLVM_H #define DRAW_LLVM_H #include "draw/draw_private.h" #include "draw/draw_vs.h" #include "gallivm/lp_bld_sample.h" #include "pipe/p_context.h" #include "util/u_simple_list.h" #include #include #include #include struct draw_llvm; struct llvm_vertex_shader; struct draw_jit_texture { uint32_t width; uint32_t height; uint32_t depth; uint32_t first_level; uint32_t last_level; uint32_t row_stride[PIPE_MAX_TEXTURE_LEVELS]; uint32_t img_stride[PIPE_MAX_TEXTURE_LEVELS]; const void *data[PIPE_MAX_TEXTURE_LEVELS]; float min_lod; float max_lod; float lod_bias; float border_color[4]; }; enum { DRAW_JIT_TEXTURE_WIDTH = 0, DRAW_JIT_TEXTURE_HEIGHT, DRAW_JIT_TEXTURE_DEPTH, DRAW_JIT_TEXTURE_FIRST_LEVEL, DRAW_JIT_TEXTURE_LAST_LEVEL, DRAW_JIT_TEXTURE_ROW_STRIDE, DRAW_JIT_TEXTURE_IMG_STRIDE, DRAW_JIT_TEXTURE_DATA, DRAW_JIT_TEXTURE_MIN_LOD, DRAW_JIT_TEXTURE_MAX_LOD, DRAW_JIT_TEXTURE_LOD_BIAS, DRAW_JIT_TEXTURE_BORDER_COLOR, DRAW_JIT_TEXTURE_NUM_FIELDS /* number of fields above */ }; enum { DRAW_JIT_VERTEX_VERTEX_ID = 0, DRAW_JIT_VERTEX_CLIP, DRAW_JIT_VERTEX_DATA }; /** * This structure is passed directly to the generated vertex shader. * * It contains the derived state. * * Changes here must be reflected in the draw_jit_context_* macros. * Changes to the ordering should be avoided. * * Only use types with a clear size and padding here, in particular prefer the * stdint.h types to the basic integer types. */ struct draw_jit_context { const float *vs_constants; const float *gs_constants; float (*planes) [12][4]; float *viewport; struct draw_jit_texture textures[PIPE_MAX_VERTEX_SAMPLERS]; }; #define draw_jit_context_vs_constants(_gallivm, _ptr) \ lp_build_struct_get(_gallivm, _ptr, 0, "vs_constants") #define draw_jit_context_gs_constants(_gallivm, _ptr) \ lp_build_struct_get(_gallivm, _ptr, 1, "gs_constants") #define draw_jit_context_planes(_gallivm, _ptr) \ lp_build_struct_get(_gallivm, _ptr, 2, "planes") #define draw_jit_context_viewport(_gallivm, _ptr) \ lp_build_struct_get(_gallivm, _ptr, 3, "viewport") #define DRAW_JIT_CTX_TEXTURES 4 #define draw_jit_context_textures(_gallivm, _ptr) \ lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_JIT_CTX_TEXTURES, "textures") #define draw_jit_header_id(_gallivm, _ptr) \ lp_build_struct_get_ptr(_gallivm, _ptr, 0, "id") #define draw_jit_header_clip(_gallivm, _ptr) \ lp_build_struct_get_ptr(_gallivm, _ptr, 1, "clip") #define draw_jit_header_data(_gallivm, _ptr) \ lp_build_struct_get_ptr(_gallivm, _ptr, 2, "data") #define draw_jit_vbuffer_stride(_gallivm, _ptr) \ lp_build_struct_get(_gallivm, _ptr, 0, "stride") #define draw_jit_vbuffer_offset(_gallivm, _ptr) \ lp_build_struct_get(_gallivm, _ptr, 1, "buffer_offset") typedef int (*draw_jit_vert_func)(struct draw_jit_context *context, struct vertex_header *io, const char *vbuffers[PIPE_MAX_ATTRIBS], unsigned start, unsigned count, unsigned stride, struct pipe_vertex_buffer *vertex_buffers, unsigned instance_id); typedef int (*draw_jit_vert_func_elts)(struct draw_jit_context *context, struct vertex_header *io, const char *vbuffers[PIPE_MAX_ATTRIBS], const unsigned *fetch_elts, unsigned fetch_count, unsigned stride, struct pipe_vertex_buffer *vertex_buffers, unsigned instance_id); struct draw_llvm_variant_key { unsigned nr_vertex_elements:8; unsigned nr_samplers:8; unsigned clamp_vertex_color:1; unsigned clip_xy:1; unsigned clip_z:1; unsigned clip_user:1; unsigned clip_halfz:1; unsigned bypass_viewport:1; unsigned need_edgeflags:1; unsigned nr_planes:4; unsigned pad:5; /* Variable number of vertex elements: */ struct pipe_vertex_element vertex_element[1]; /* Followed by variable number of samplers: */ /* struct lp_sampler_static_state sampler; */ }; #define DRAW_LLVM_MAX_VARIANT_KEY_SIZE \ (sizeof(struct draw_llvm_variant_key) + \ PIPE_MAX_VERTEX_SAMPLERS * sizeof(struct lp_sampler_static_state) + \ (PIPE_MAX_ATTRIBS-1) * sizeof(struct pipe_vertex_element)) static INLINE size_t draw_llvm_variant_key_size(unsigned nr_vertex_elements, unsigned nr_samplers) { return (sizeof(struct draw_llvm_variant_key) + nr_samplers * sizeof(struct lp_sampler_static_state) + (nr_vertex_elements - 1) * sizeof(struct pipe_vertex_element)); } static INLINE struct lp_sampler_static_state * draw_llvm_variant_key_samplers(struct draw_llvm_variant_key *key) { return (struct lp_sampler_static_state *) &key->vertex_element[key->nr_vertex_elements]; } struct draw_llvm_variant_list_item { struct draw_llvm_variant *base; struct draw_llvm_variant_list_item *next, *prev; }; struct draw_llvm_variant { LLVMValueRef function; LLVMValueRef function_elts; draw_jit_vert_func jit_func; draw_jit_vert_func_elts jit_func_elts; struct llvm_vertex_shader *shader; struct draw_llvm *llvm; struct draw_llvm_variant_list_item list_item_global; struct draw_llvm_variant_list_item list_item_local; /* key is variable-sized, must be last */ struct draw_llvm_variant_key key; }; struct llvm_vertex_shader { struct draw_vertex_shader base; unsigned variant_key_size; struct draw_llvm_variant_list_item variants; unsigned variants_created; unsigned variants_cached; }; struct draw_llvm { struct draw_context *draw; struct draw_jit_context jit_context; struct gallivm_state *gallivm; struct draw_llvm_variant_list_item vs_variants_list; int nr_variants; /* LLVM JIT builder types */ LLVMTypeRef context_ptr_type; LLVMTypeRef buffer_ptr_type; LLVMTypeRef vb_ptr_type; LLVMTypeRef vertex_header_ptr_type; }; static INLINE struct llvm_vertex_shader * llvm_vertex_shader(struct draw_vertex_shader *vs) { return (struct llvm_vertex_shader *)vs; } struct draw_llvm * draw_llvm_create(struct draw_context *draw, struct gallivm_state *gallivm); void draw_llvm_destroy(struct draw_llvm *llvm); struct draw_llvm_variant * draw_llvm_create_variant(struct draw_llvm *llvm, unsigned num_vertex_header_attribs, const struct draw_llvm_variant_key *key); void draw_llvm_destroy_variant(struct draw_llvm_variant *variant); struct draw_llvm_variant_key * draw_llvm_make_variant_key(struct draw_llvm *llvm, char *store); LLVMValueRef draw_llvm_translate_from(struct gallivm_state *gallivm, LLVMValueRef vbuffer, enum pipe_format from_format); struct lp_build_sampler_soa * draw_llvm_sampler_soa_create(const struct lp_sampler_static_state *static_state, LLVMValueRef context_ptr); void draw_llvm_set_sampler_state(struct draw_context *draw); void draw_llvm_set_mapped_texture(struct draw_context *draw, unsigned sampler_idx, uint32_t width, uint32_t height, uint32_t depth, uint32_t first_level, uint32_t last_level, uint32_t row_stride[PIPE_MAX_TEXTURE_LEVELS], uint32_t img_stride[PIPE_MAX_TEXTURE_LEVELS], const void *data[PIPE_MAX_TEXTURE_LEVELS]); #endif