+/**************************************************************************
+ *
+ * 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 "draw/draw_gs.h"
+
+#include "gallivm/lp_bld_sample.h"
+#include "gallivm/lp_bld_limits.h"
+
#include "pipe/p_context.h"
+#include "util/u_simple_list.h"
+
-#include <llvm-c/Core.h>
-#include <llvm-c/Analysis.h>
-#include <llvm-c/Target.h>
-#include <llvm-c/ExecutionEngine.h>
+struct draw_llvm;
+struct llvm_vertex_shader;
+struct llvm_geometry_shader;
struct draw_jit_texture
{
uint32_t width;
uint32_t height;
- uint32_t stride;
- const void *data;
+ uint32_t depth;
+ uint32_t first_level;
+ uint32_t last_level;
+ const void *base;
+ uint32_t row_stride[PIPE_MAX_TEXTURE_LEVELS];
+ uint32_t img_stride[PIPE_MAX_TEXTURE_LEVELS];
+ uint32_t mip_offsets[PIPE_MAX_TEXTURE_LEVELS];
};
+
+struct draw_sampler_static_state
+{
+ /*
+ * These attributes are effectively interleaved for more sane key handling.
+ * However, there might be lots of null space if the amount of samplers and
+ * textures isn't the same.
+ */
+ struct lp_static_sampler_state sampler_state;
+ struct lp_static_texture_state texture_state;
+};
+
+
+struct draw_jit_sampler
+{
+ 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_STRIDE,
- DRAW_JIT_TEXTURE_DATA
+ DRAW_JIT_TEXTURE_DEPTH,
+ DRAW_JIT_TEXTURE_FIRST_LEVEL,
+ DRAW_JIT_TEXTURE_LAST_LEVEL,
+ DRAW_JIT_TEXTURE_BASE,
+ DRAW_JIT_TEXTURE_ROW_STRIDE,
+ DRAW_JIT_TEXTURE_IMG_STRIDE,
+ DRAW_JIT_TEXTURE_MIP_OFFSETS,
+ DRAW_JIT_TEXTURE_NUM_FIELDS /* number of fields above */
};
+
+enum {
+ DRAW_JIT_SAMPLER_MIN_LOD,
+ DRAW_JIT_SAMPLER_MAX_LOD,
+ DRAW_JIT_SAMPLER_LOD_BIAS,
+ DRAW_JIT_SAMPLER_BORDER_COLOR,
+ DRAW_JIT_SAMPLER_NUM_FIELDS /* number of fields above */
+};
+
+
enum {
DRAW_JIT_VERTEX_VERTEX_ID = 0,
DRAW_JIT_VERTEX_CLIP,
+ DRAW_JIT_VERTEX_PRE_CLIP_POS,
DRAW_JIT_VERTEX_DATA
};
*/
struct draw_jit_context
{
- const float *vs_constants;
- const float *gs_constants;
+ const float *vs_constants[LP_MAX_TGSI_CONST_BUFFERS];
+ float (*planes) [DRAW_TOTAL_CLIP_PLANES][4];
+ float *viewport;
+ struct draw_jit_texture textures[PIPE_MAX_SHADER_SAMPLER_VIEWS];
+ struct draw_jit_sampler samplers[PIPE_MAX_SAMPLERS];
+};
- struct draw_jit_texture textures[PIPE_MAX_SAMPLERS];
+enum {
+ DRAW_JIT_CTX_CONSTANTS = 0,
+ DRAW_JIT_CTX_PLANES = 1,
+ DRAW_JIT_CTX_VIEWPORT = 2,
+ DRAW_JIT_CTX_TEXTURES = 3,
+ DRAW_JIT_CTX_SAMPLERS = 4,
+ DRAW_JIT_CTX_NUM_FIELDS
};
+#define draw_jit_context_vs_constants(_gallivm, _ptr) \
+ lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_JIT_CTX_CONSTANTS, "vs_constants")
+
+#define draw_jit_context_planes(_gallivm, _ptr) \
+ lp_build_struct_get(_gallivm, _ptr, DRAW_JIT_CTX_PLANES, "planes")
+
+#define draw_jit_context_viewport(_gallivm, _ptr) \
+ lp_build_struct_get(_gallivm, _ptr, DRAW_JIT_CTX_VIEWPORT, "viewport")
-#define draw_jit_context_vs_constants(_builder, _ptr) \
- lp_build_struct_get(_builder, _ptr, 0, "vs_constants")
+#define draw_jit_context_textures(_gallivm, _ptr) \
+ lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_JIT_CTX_TEXTURES, "textures")
-#define draw_jit_context_gs_constants(_builder, _ptr) \
- lp_build_struct_get(_builder, _ptr, 1, "gs_constants")
+#define draw_jit_context_samplers(_gallivm, _ptr) \
+ lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_JIT_CTX_SAMPLERS, "samplers")
-#define DRAW_JIT_CONTEXT_TEXTURES_INDEX 2
+#define draw_jit_header_id(_gallivm, _ptr) \
+ lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_JIT_VERTEX_VERTEX_ID, "id")
-#define draw_jit_context_textures(_builder, _ptr) \
- lp_build_struct_get_ptr(_builder, _ptr, DRAW_JIT_CONTEXT_TEXTURES_INDEX, "textures")
+#define draw_jit_header_clip(_gallivm, _ptr) \
+ lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_JIT_VERTEX_CLIP, "clip")
-/* we are construction a function of the form:
+#define draw_jit_header_pre_clip_pos(_gallivm, _ptr) \
+ lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_JIT_VERTEX_PRE_CLIP_POS, "pre_clip_pos")
-struct vertex_header {
- uint32 vertex_id;
+#define draw_jit_header_data(_gallivm, _ptr) \
+ lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_JIT_VERTEX_DATA, "data")
- float clip[4];
- float data[][4];
+
+#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")
+
+enum {
+ DRAW_JIT_DVBUFFER_MAP = 0,
+ DRAW_JIT_DVBUFFER_SIZE,
+ DRAW_JIT_DVBUFFER_NUM_FIELDS /* number of fields above */
};
-struct draw_jit_context
+#define draw_jit_dvbuffer_map(_gallivm, _ptr) \
+ lp_build_struct_get(_gallivm, _ptr, DRAW_JIT_DVBUFFER_MAP, "map")
+
+#define draw_jit_dvbuffer_size(_gallivm, _ptr) \
+ lp_build_struct_get(_gallivm, _ptr, DRAW_JIT_DVBUFFER_SIZE, "size")
+
+
+/**
+ * This structure is passed directly to the generated geometry shader.
+ *
+ * It contains the derived state.
+ *
+ * Changes here must be reflected in the draw_gs_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_gs_jit_context
{
- const float *vs_constants;
- const float *gs_constants;
+ const float *constants[LP_MAX_TGSI_CONST_BUFFERS];
+ float (*planes) [DRAW_TOTAL_CLIP_PLANES][4];
+ float *viewport;
+
+ /* There two need to be exactly at DRAW_JIT_CTX_TEXTURES and
+ * DRAW_JIT_CTX_SAMPLERS positions in the struct */
+ struct draw_jit_texture textures[PIPE_MAX_SHADER_SAMPLER_VIEWS];
+ struct draw_jit_sampler samplers[PIPE_MAX_SAMPLERS];
+
+ int **prim_lengths;
+ int *emitted_vertices;
+ int *emitted_prims;
+};
- struct draw_jit_texture textures[PIPE_MAX_SAMPLERS];
- const void *vbuffers;
+enum {
+ DRAW_GS_JIT_CTX_CONSTANTS = 0,
+ DRAW_GS_JIT_CTX_PLANES = 1,
+ DRAW_GS_JIT_CTX_VIEWPORT = 2,
+ /* Textures and samples are reserved for DRAW_JIT_CTX_TEXTURES
+ * and DRAW_JIT_CTX_SAMPLERS, because they both need
+ * to be at exactly the same locations as they are in the
+ * VS ctx structure for sampling to work. */
+ DRAW_GS_JIT_CTX_TEXTURES = DRAW_JIT_CTX_TEXTURES,
+ DRAW_GS_JIT_CTX_SAMPLERS = DRAW_JIT_CTX_SAMPLERS,
+ DRAW_GS_JIT_CTX_PRIM_LENGTHS = 5,
+ DRAW_GS_JIT_CTX_EMITTED_VERTICES = 6,
+ DRAW_GS_JIT_CTX_EMITTED_PRIMS = 7,
+ DRAW_GS_JIT_CTX_NUM_FIELDS = 8
};
-void
-draw_shader(struct draw_jit_context *context,
- struct vertex_header *io,
- unsigned start,
- unsigned count,
- unsigned stride)
-{
- // do a fetch and a run vertex shader
- for (int i = 0; i < count; ++i) {
- struct vertex_header *header = &io[i];
- header->vertex_id = 0xffff;
- // follows code-genarted fetch/translate section
- // for each vertex_element ...
- codegened_translate(header->data[num_element],
- context->vertex_elements[num_element],
- context->vertex_buffers,
- context->vbuffers);
-
- codegened_vertex_shader(header->data, context->vs_constants);
- }
-
- for (int i = 0; i < count; i += context->primitive_size) {
- struct vertex_header *prim[MAX_PRIMITIVE_SIZE];
- for (int j = 0; j < context->primitive_size; ++j) {
- header[j] = &io[i + j];
- }
- codegened_geometry_shader(prim, gs_constants);
- }
-}
-*/
+#define draw_gs_jit_context_constants(_gallivm, _ptr) \
+ lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_GS_JIT_CTX_CONSTANTS, "constants")
+
+#define draw_gs_jit_context_planes(_gallivm, _ptr) \
+ lp_build_struct_get(_gallivm, _ptr, DRAW_GS_JIT_CTX_PLANES, "planes")
+
+#define draw_gs_jit_context_viewport(_gallivm, _ptr) \
+ lp_build_struct_get(_gallivm, _ptr, DRAW_GS_JIT_CTX_VIEWPORT, "viewport")
+
+#define draw_gs_jit_context_textures(_gallivm, _ptr) \
+ lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_GS_JIT_CTX_TEXTURES, "textures")
+
+#define draw_gs_jit_context_samplers(_gallivm, _ptr) \
+ lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_GS_JIT_CTX_SAMPLERS, "samplers")
-typedef void
+#define draw_gs_jit_prim_lengths(_gallivm, _ptr) \
+ lp_build_struct_get(_gallivm, _ptr, DRAW_GS_JIT_CTX_PRIM_LENGTHS, "prim_lengths")
+
+#define draw_gs_jit_emitted_vertices(_gallivm, _ptr) \
+ lp_build_struct_get(_gallivm, _ptr, DRAW_GS_JIT_CTX_EMITTED_VERTICES, "emitted_vertices")
+
+#define draw_gs_jit_emitted_prims(_gallivm, _ptr) \
+ lp_build_struct_get(_gallivm, _ptr, DRAW_GS_JIT_CTX_EMITTED_PRIMS, "emitted_prims")
+
+
+
+typedef int
(*draw_jit_vert_func)(struct draw_jit_context *context,
struct vertex_header *io,
+ const struct draw_vertex_buffer vbuffers[PIPE_MAX_ATTRIBS],
unsigned start,
unsigned count,
- unsigned stride);
+ 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 struct draw_vertex_buffer vbuffers[PIPE_MAX_ATTRIBS],
+ const unsigned *fetch_elts,
+ unsigned fetch_max_elt,
+ unsigned fetch_count,
+ unsigned stride,
+ struct pipe_vertex_buffer *vertex_buffers,
+ unsigned instance_id);
+
+
+typedef int
+(*draw_gs_jit_func)(struct draw_gs_jit_context *context,
+ float inputs[6][PIPE_MAX_SHADER_INPUTS][TGSI_NUM_CHANNELS][TGSI_NUM_CHANNELS],
+ struct vertex_header *output,
+ unsigned num_prims,
+ unsigned instance_id,
+ int *prim_ids);
+
+struct draw_llvm_variant_key
+{
+ unsigned nr_vertex_elements:8;
+ unsigned nr_samplers:8;
+ unsigned nr_sampler_views: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 has_gs:1;
+ /*
+ * it is important there are no holes in this struct
+ * (and all padding gets zeroed).
+ */
+ unsigned ucp_enable:PIPE_MAX_CLIP_PLANES;
+ unsigned pad1:32-PIPE_MAX_CLIP_PLANES;
+
+ /* Variable number of vertex elements:
+ */
+ struct pipe_vertex_element vertex_element[1];
+
+ /* Followed by variable number of samplers:
+ */
+/* struct draw_sampler_static_state sampler; */
+};
-struct draw_llvm {
- struct draw_context *draw;
+struct draw_gs_llvm_variant_key
+{
+ unsigned nr_samplers:8;
+ unsigned nr_sampler_views:8;
- struct draw_jit_context jit_context;
+ struct draw_sampler_static_state samplers[1];
+};
+
+#define DRAW_LLVM_MAX_VARIANT_KEY_SIZE \
+ (sizeof(struct draw_llvm_variant_key) + \
+ PIPE_MAX_SHADER_SAMPLER_VIEWS * sizeof(struct draw_sampler_static_state) + \
+ (PIPE_MAX_ATTRIBS-1) * sizeof(struct pipe_vertex_element))
+
+#define DRAW_GS_LLVM_MAX_VARIANT_KEY_SIZE \
+ (sizeof(struct draw_gs_llvm_variant_key) + \
+ PIPE_MAX_SHADER_SAMPLER_VIEWS * sizeof(struct draw_sampler_static_state))
+
+
+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 draw_sampler_static_state) +
+ (nr_vertex_elements - 1) * sizeof(struct pipe_vertex_element));
+}
+
+
+static INLINE size_t
+draw_gs_llvm_variant_key_size(unsigned nr_samplers)
+{
+ return (sizeof(struct draw_gs_llvm_variant_key) +
+ (nr_samplers - 1) * sizeof(struct draw_sampler_static_state));
+}
+
+
+static INLINE struct draw_sampler_static_state *
+draw_llvm_variant_key_samplers(struct draw_llvm_variant_key *key)
+{
+ return (struct draw_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_gs_llvm_variant_list_item
+{
+ struct draw_gs_llvm_variant *base;
+ struct draw_gs_llvm_variant_list_item *next, *prev;
+};
+
+
+struct draw_llvm_variant
+{
+ struct gallivm_state *gallivm;
+
+ /* LLVM JIT builder types */
+ LLVMTypeRef context_ptr_type;
+ LLVMTypeRef buffer_ptr_type;
+ LLVMTypeRef vb_ptr_type;
+ LLVMTypeRef vertex_header_ptr_type;
+
+ LLVMValueRef function;
+ LLVMValueRef function_elts;
draw_jit_vert_func jit_func;
+ draw_jit_vert_func_elts jit_func_elts;
+
+ struct llvm_vertex_shader *shader;
- LLVMModuleRef module;
- LLVMExecutionEngineRef engine;
- LLVMModuleProviderRef provider;
- LLVMTargetDataRef target;
- LLVMPassManagerRef pass;
+ 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 draw_gs_llvm_variant
+{
+ struct gallivm_state *gallivm;
+
+ /* LLVM JIT builder types */
LLVMTypeRef context_ptr_type;
LLVMTypeRef vertex_header_ptr_type;
+ LLVMTypeRef input_array_type;
+
+ LLVMValueRef context_ptr;
+ LLVMValueRef io_ptr;
+ LLVMValueRef num_prims;
+ LLVMValueRef function;
+ draw_gs_jit_func jit_func;
+
+ struct llvm_geometry_shader *shader;
+
+ struct draw_llvm *llvm;
+ struct draw_gs_llvm_variant_list_item list_item_global;
+ struct draw_gs_llvm_variant_list_item list_item_local;
+
+ /* key is variable-sized, must be last */
+ struct draw_gs_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 llvm_geometry_shader {
+ struct draw_geometry_shader base;
+
+ unsigned variant_key_size;
+ struct draw_gs_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 draw_gs_jit_context gs_jit_context;
+
+ struct draw_llvm_variant_list_item vs_variants_list;
+ int nr_variants;
+
+ struct draw_gs_llvm_variant_list_item gs_variants_list;
+ int nr_gs_variants;
+};
+
+
+static INLINE struct llvm_vertex_shader *
+llvm_vertex_shader(struct draw_vertex_shader *vs)
+{
+ return (struct llvm_vertex_shader *)vs;
+}
+
+static INLINE struct llvm_geometry_shader *
+llvm_geometry_shader(struct draw_geometry_shader *gs)
+{
+ return (struct llvm_geometry_shader *)gs;
+}
+
+
+
struct draw_llvm *
draw_llvm_create(struct draw_context *draw);
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_prepare(struct draw_llvm *llvm);
+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);
-/* generates the draw jit function */
void
-draw_llvm_generate(struct draw_llvm *llvm);
+draw_llvm_dump_variant_key(struct draw_llvm_variant_key *key);
+
+struct draw_gs_llvm_variant *
+draw_gs_llvm_create_variant(struct draw_llvm *llvm,
+ unsigned num_vertex_header_attribs,
+ const struct draw_gs_llvm_variant_key *key);
+
+void
+draw_gs_llvm_destroy_variant(struct draw_gs_llvm_variant *variant);
+
+struct draw_gs_llvm_variant_key *
+draw_gs_llvm_make_variant_key(struct draw_llvm *llvm, char *store);
+
+void
+draw_gs_llvm_dump_variant_key(struct draw_gs_llvm_variant_key *key);
+
+struct lp_build_sampler_soa *
+draw_llvm_sampler_soa_create(const struct draw_sampler_static_state *static_state,
+ LLVMValueRef context_ptr);
+
+void
+draw_llvm_set_sampler_state(struct draw_context *draw, unsigned shader_stage);
+
+void
+draw_llvm_set_mapped_texture(struct draw_context *draw,
+ unsigned shader_stage,
+ unsigned sview_idx,
+ uint32_t width, uint32_t height, uint32_t depth,
+ uint32_t first_level, uint32_t last_level,
+ const void *base_ptr,
+ uint32_t row_stride[PIPE_MAX_TEXTURE_LEVELS],
+ uint32_t img_stride[PIPE_MAX_TEXTURE_LEVELS],
+ uint32_t mip_offsets[PIPE_MAX_TEXTURE_LEVELS]);
#endif
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