| #ifndef HAVE_LLVM_H |
| #define HAVE_LLVM_H |
| |
| #include "draw/draw_private.h" |
| |
| #include "pipe/p_context.h" |
| |
| #include <llvm-c/Core.h> |
| #include <llvm-c/Analysis.h> |
| #include <llvm-c/Target.h> |
| #include <llvm-c/ExecutionEngine.h> |
| |
| struct draw_jit_texture |
| { |
| uint32_t width; |
| uint32_t height; |
| uint32_t stride; |
| const void *data; |
| }; |
| |
| enum { |
| DRAW_JIT_TEXTURE_WIDTH = 0, |
| DRAW_JIT_TEXTURE_HEIGHT, |
| DRAW_JIT_TEXTURE_STRIDE, |
| DRAW_JIT_TEXTURE_DATA |
| }; |
| |
| 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; |
| |
| |
| struct draw_jit_texture textures[PIPE_MAX_SAMPLERS]; |
| }; |
| |
| |
| #define draw_jit_context_vs_constants(_builder, _ptr) \ |
| lp_build_struct_get(_builder, _ptr, 0, "vs_constants") |
| |
| #define draw_jit_context_gs_constants(_builder, _ptr) \ |
| lp_build_struct_get(_builder, _ptr, 1, "gs_constants") |
| |
| #define DRAW_JIT_CONTEXT_TEXTURES_INDEX 2 |
| |
| #define draw_jit_context_textures(_builder, _ptr) \ |
| lp_build_struct_get_ptr(_builder, _ptr, DRAW_JIT_CONTEXT_TEXTURES_INDEX, "textures") |
| |
| |
| |
| #define draw_jit_header_id(_builder, _ptr) \ |
| lp_build_struct_get_ptr(_builder, _ptr, 0, "id") |
| |
| #define draw_jit_header_clip(_builder, _ptr) \ |
| lp_build_struct_get(_builder, _ptr, 1, "clip") |
| |
| #define draw_jit_header_data(_builder, _ptr) \ |
| lp_build_struct_get_ptr(_builder, _ptr, 2, "data") |
| |
| |
| #define draw_jit_vbuffer_stride(_builder, _ptr) \ |
| lp_build_struct_get(_builder, _ptr, 0, "stride") |
| |
| #define draw_jit_vbuffer_offset(_builder, _ptr) \ |
| lp_build_struct_get(_builder, _ptr, 2, "buffer_offset") |
| |
| |
| typedef void |
| (*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); |
| |
| struct draw_llvm { |
| struct draw_context *draw; |
| |
| struct draw_jit_context jit_context; |
| |
| LLVMModuleRef module; |
| LLVMExecutionEngineRef engine; |
| LLVMModuleProviderRef provider; |
| LLVMTargetDataRef target; |
| LLVMPassManagerRef pass; |
| |
| LLVMTypeRef context_ptr_type; |
| LLVMTypeRef vertex_header_ptr_type; |
| LLVMTypeRef buffer_ptr_type; |
| LLVMTypeRef vb_ptr_type; |
| }; |
| |
| struct draw_llvm_variant_key |
| { |
| struct pipe_vertex_element vertex_element[PIPE_MAX_ATTRIBS]; |
| unsigned nr_vertex_elements; |
| struct pipe_shader_state vs; |
| }; |
| |
| struct draw_llvm_variant |
| { |
| struct draw_llvm_variant_key key; |
| LLVMValueRef function; |
| draw_jit_vert_func jit_func; |
| |
| struct draw_llvm_variant *next; |
| }; |
| |
| struct draw_llvm * |
| draw_llvm_create(struct draw_context *draw); |
| |
| void |
| draw_llvm_destroy(struct draw_llvm *llvm); |
| |
| struct draw_llvm_variant * |
| draw_llvm_prepare(struct draw_llvm *llvm, int num_inputs); |
| |
| void |
| draw_llvm_make_variant_key(struct draw_llvm *llvm, |
| struct draw_llvm_variant_key *key); |
| |
| LLVMValueRef |
| draw_llvm_translate_from(LLVMBuilderRef builder, |
| LLVMValueRef vbuffer, |
| enum pipe_format from_format); |
| #endif |