1 /************************************************************************** 2 * 3 * Copyright 2009 VMware, Inc. 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28 /** 29 * @file 30 * C - JIT interfaces 31 * 32 * @author Jose Fonseca <jfonseca (at) vmware.com> 33 */ 34 35 36 #include "util/u_memory.h" 37 #include "gallivm/lp_bld_init.h" 38 #include "gallivm/lp_bld_debug.h" 39 #include "gallivm/lp_bld_format.h" 40 #include "lp_context.h" 41 #include "lp_jit.h" 42 43 44 static void 45 lp_jit_create_types(struct lp_fragment_shader_variant *lp) 46 { 47 struct gallivm_state *gallivm = lp->gallivm; 48 LLVMContextRef lc = gallivm->context; 49 LLVMTypeRef viewport_type, texture_type, sampler_type; 50 51 /* struct lp_jit_viewport */ 52 { 53 LLVMTypeRef elem_types[LP_JIT_VIEWPORT_NUM_FIELDS]; 54 55 elem_types[LP_JIT_VIEWPORT_MIN_DEPTH] = 56 elem_types[LP_JIT_VIEWPORT_MAX_DEPTH] = LLVMFloatTypeInContext(lc); 57 58 viewport_type = LLVMStructTypeInContext(lc, elem_types, 59 ARRAY_SIZE(elem_types), 0); 60 61 LP_CHECK_MEMBER_OFFSET(struct lp_jit_viewport, min_depth, 62 gallivm->target, viewport_type, 63 LP_JIT_VIEWPORT_MIN_DEPTH); 64 LP_CHECK_MEMBER_OFFSET(struct lp_jit_viewport, max_depth, 65 gallivm->target, viewport_type, 66 LP_JIT_VIEWPORT_MAX_DEPTH); 67 LP_CHECK_STRUCT_SIZE(struct lp_jit_viewport, 68 gallivm->target, viewport_type); 69 } 70 71 /* struct lp_jit_texture */ 72 { 73 LLVMTypeRef elem_types[LP_JIT_TEXTURE_NUM_FIELDS]; 74 75 elem_types[LP_JIT_TEXTURE_WIDTH] = 76 elem_types[LP_JIT_TEXTURE_HEIGHT] = 77 elem_types[LP_JIT_TEXTURE_DEPTH] = 78 elem_types[LP_JIT_TEXTURE_FIRST_LEVEL] = 79 elem_types[LP_JIT_TEXTURE_LAST_LEVEL] = LLVMInt32TypeInContext(lc); 80 elem_types[LP_JIT_TEXTURE_BASE] = LLVMPointerType(LLVMInt8TypeInContext(lc), 0); 81 elem_types[LP_JIT_TEXTURE_ROW_STRIDE] = 82 elem_types[LP_JIT_TEXTURE_IMG_STRIDE] = 83 elem_types[LP_JIT_TEXTURE_MIP_OFFSETS] = 84 LLVMArrayType(LLVMInt32TypeInContext(lc), LP_MAX_TEXTURE_LEVELS); 85 86 texture_type = LLVMStructTypeInContext(lc, elem_types, 87 ARRAY_SIZE(elem_types), 0); 88 89 LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, width, 90 gallivm->target, texture_type, 91 LP_JIT_TEXTURE_WIDTH); 92 LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, height, 93 gallivm->target, texture_type, 94 LP_JIT_TEXTURE_HEIGHT); 95 LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, depth, 96 gallivm->target, texture_type, 97 LP_JIT_TEXTURE_DEPTH); 98 LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, first_level, 99 gallivm->target, texture_type, 100 LP_JIT_TEXTURE_FIRST_LEVEL); 101 LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, last_level, 102 gallivm->target, texture_type, 103 LP_JIT_TEXTURE_LAST_LEVEL); 104 LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, base, 105 gallivm->target, texture_type, 106 LP_JIT_TEXTURE_BASE); 107 LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, row_stride, 108 gallivm->target, texture_type, 109 LP_JIT_TEXTURE_ROW_STRIDE); 110 LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, img_stride, 111 gallivm->target, texture_type, 112 LP_JIT_TEXTURE_IMG_STRIDE); 113 LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, mip_offsets, 114 gallivm->target, texture_type, 115 LP_JIT_TEXTURE_MIP_OFFSETS); 116 LP_CHECK_STRUCT_SIZE(struct lp_jit_texture, 117 gallivm->target, texture_type); 118 } 119 120 /* struct lp_jit_sampler */ 121 { 122 LLVMTypeRef elem_types[LP_JIT_SAMPLER_NUM_FIELDS]; 123 elem_types[LP_JIT_SAMPLER_MIN_LOD] = 124 elem_types[LP_JIT_SAMPLER_MAX_LOD] = 125 elem_types[LP_JIT_SAMPLER_LOD_BIAS] = LLVMFloatTypeInContext(lc); 126 elem_types[LP_JIT_SAMPLER_BORDER_COLOR] = 127 LLVMArrayType(LLVMFloatTypeInContext(lc), 4); 128 129 sampler_type = LLVMStructTypeInContext(lc, elem_types, 130 ARRAY_SIZE(elem_types), 0); 131 132 LP_CHECK_MEMBER_OFFSET(struct lp_jit_sampler, min_lod, 133 gallivm->target, sampler_type, 134 LP_JIT_SAMPLER_MIN_LOD); 135 LP_CHECK_MEMBER_OFFSET(struct lp_jit_sampler, max_lod, 136 gallivm->target, sampler_type, 137 LP_JIT_SAMPLER_MAX_LOD); 138 LP_CHECK_MEMBER_OFFSET(struct lp_jit_sampler, lod_bias, 139 gallivm->target, sampler_type, 140 LP_JIT_SAMPLER_LOD_BIAS); 141 LP_CHECK_MEMBER_OFFSET(struct lp_jit_sampler, border_color, 142 gallivm->target, sampler_type, 143 LP_JIT_SAMPLER_BORDER_COLOR); 144 LP_CHECK_STRUCT_SIZE(struct lp_jit_sampler, 145 gallivm->target, sampler_type); 146 } 147 148 /* struct lp_jit_context */ 149 { 150 LLVMTypeRef elem_types[LP_JIT_CTX_COUNT]; 151 LLVMTypeRef context_type; 152 153 elem_types[LP_JIT_CTX_CONSTANTS] = 154 LLVMArrayType(LLVMPointerType(LLVMFloatTypeInContext(lc), 0), LP_MAX_TGSI_CONST_BUFFERS); 155 elem_types[LP_JIT_CTX_NUM_CONSTANTS] = 156 LLVMArrayType(LLVMInt32TypeInContext(lc), LP_MAX_TGSI_CONST_BUFFERS); 157 elem_types[LP_JIT_CTX_ALPHA_REF] = LLVMFloatTypeInContext(lc); 158 elem_types[LP_JIT_CTX_STENCIL_REF_FRONT] = 159 elem_types[LP_JIT_CTX_STENCIL_REF_BACK] = LLVMInt32TypeInContext(lc); 160 elem_types[LP_JIT_CTX_U8_BLEND_COLOR] = LLVMPointerType(LLVMInt8TypeInContext(lc), 0); 161 elem_types[LP_JIT_CTX_F_BLEND_COLOR] = LLVMPointerType(LLVMFloatTypeInContext(lc), 0); 162 elem_types[LP_JIT_CTX_VIEWPORTS] = LLVMPointerType(viewport_type, 0); 163 elem_types[LP_JIT_CTX_TEXTURES] = LLVMArrayType(texture_type, 164 PIPE_MAX_SHADER_SAMPLER_VIEWS); 165 elem_types[LP_JIT_CTX_SAMPLERS] = LLVMArrayType(sampler_type, 166 PIPE_MAX_SAMPLERS); 167 168 context_type = LLVMStructTypeInContext(lc, elem_types, 169 ARRAY_SIZE(elem_types), 0); 170 171 LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, constants, 172 gallivm->target, context_type, 173 LP_JIT_CTX_CONSTANTS); 174 LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, num_constants, 175 gallivm->target, context_type, 176 LP_JIT_CTX_NUM_CONSTANTS); 177 LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, alpha_ref_value, 178 gallivm->target, context_type, 179 LP_JIT_CTX_ALPHA_REF); 180 LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, stencil_ref_front, 181 gallivm->target, context_type, 182 LP_JIT_CTX_STENCIL_REF_FRONT); 183 LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, stencil_ref_back, 184 gallivm->target, context_type, 185 LP_JIT_CTX_STENCIL_REF_BACK); 186 LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, u8_blend_color, 187 gallivm->target, context_type, 188 LP_JIT_CTX_U8_BLEND_COLOR); 189 LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, f_blend_color, 190 gallivm->target, context_type, 191 LP_JIT_CTX_F_BLEND_COLOR); 192 LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, viewports, 193 gallivm->target, context_type, 194 LP_JIT_CTX_VIEWPORTS); 195 LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, textures, 196 gallivm->target, context_type, 197 LP_JIT_CTX_TEXTURES); 198 LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, samplers, 199 gallivm->target, context_type, 200 LP_JIT_CTX_SAMPLERS); 201 LP_CHECK_STRUCT_SIZE(struct lp_jit_context, 202 gallivm->target, context_type); 203 204 lp->jit_context_ptr_type = LLVMPointerType(context_type, 0); 205 } 206 207 /* struct lp_jit_thread_data */ 208 { 209 LLVMTypeRef elem_types[LP_JIT_THREAD_DATA_COUNT]; 210 LLVMTypeRef thread_data_type; 211 212 elem_types[LP_JIT_THREAD_DATA_CACHE] = 213 LLVMPointerType(lp_build_format_cache_type(gallivm), 0); 214 elem_types[LP_JIT_THREAD_DATA_COUNTER] = LLVMInt64TypeInContext(lc); 215 elem_types[LP_JIT_THREAD_DATA_RASTER_STATE_VIEWPORT_INDEX] = 216 LLVMInt32TypeInContext(lc); 217 218 thread_data_type = LLVMStructTypeInContext(lc, elem_types, 219 ARRAY_SIZE(elem_types), 0); 220 221 lp->jit_thread_data_ptr_type = LLVMPointerType(thread_data_type, 0); 222 } 223 224 if (gallivm_debug & GALLIVM_DEBUG_IR) { 225 LLVMDumpModule(gallivm->module); 226 } 227 } 228 229 230 void 231 lp_jit_screen_cleanup(struct llvmpipe_screen *screen) 232 { 233 /* nothing */ 234 } 235 236 237 boolean 238 lp_jit_screen_init(struct llvmpipe_screen *screen) 239 { 240 return lp_build_init(); 241 } 242 243 244 void 245 lp_jit_init_types(struct lp_fragment_shader_variant *lp) 246 { 247 if (!lp->jit_context_ptr_type) 248 lp_jit_create_types(lp); 249 } 250