/**************************************************************************
*
* Copyright 2009 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.
*
**************************************************************************/
/**
* @file
* C - JIT interfaces
*
* @author Jose Fonseca <jfonseca@vmware.com>
*/
#include "util/u_memory.h"
#include "gallivm/lp_bld_init.h"
#include "gallivm/lp_bld_debug.h"
#include "lp_context.h"
#include "lp_jit.h"
static void
lp_jit_create_types(struct lp_fragment_shader_variant *lp)
{
struct gallivm_state *gallivm = lp->gallivm;
LLVMContextRef lc = gallivm->context;
LLVMTypeRef texture_type;
/* struct lp_jit_texture */
{
LLVMTypeRef elem_types[LP_JIT_TEXTURE_NUM_FIELDS];
elem_types[LP_JIT_TEXTURE_WIDTH] =
elem_types[LP_JIT_TEXTURE_HEIGHT] =
elem_types[LP_JIT_TEXTURE_DEPTH] =
elem_types[LP_JIT_TEXTURE_FIRST_LEVEL] =
elem_types[LP_JIT_TEXTURE_LAST_LEVEL] = LLVMInt32TypeInContext(lc);
elem_types[LP_JIT_TEXTURE_ROW_STRIDE] =
elem_types[LP_JIT_TEXTURE_IMG_STRIDE] =
LLVMArrayType(LLVMInt32TypeInContext(lc), LP_MAX_TEXTURE_LEVELS);
elem_types[LP_JIT_TEXTURE_DATA] =
LLVMArrayType(LLVMPointerType(LLVMInt8TypeInContext(lc), 0),
LP_MAX_TEXTURE_LEVELS);
elem_types[LP_JIT_TEXTURE_MIN_LOD] =
elem_types[LP_JIT_TEXTURE_MAX_LOD] =
elem_types[LP_JIT_TEXTURE_LOD_BIAS] = LLVMFloatTypeInContext(lc);
elem_types[LP_JIT_TEXTURE_BORDER_COLOR] =
LLVMArrayType(LLVMFloatTypeInContext(lc), 4);
texture_type = LLVMStructTypeInContext(lc, elem_types,
Elements(elem_types), 0);
#if HAVE_LLVM < 0x0300
LLVMAddTypeName(gallivm->module, "texture", texture_type);
LLVMInvalidateStructLayout(gallivm->target, texture_type);
#endif
LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, width,
gallivm->target, texture_type,
LP_JIT_TEXTURE_WIDTH);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, height,
gallivm->target, texture_type,
LP_JIT_TEXTURE_HEIGHT);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, depth,
gallivm->target, texture_type,
LP_JIT_TEXTURE_DEPTH);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, first_level,
gallivm->target, texture_type,
LP_JIT_TEXTURE_FIRST_LEVEL);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, last_level,
gallivm->target, texture_type,
LP_JIT_TEXTURE_LAST_LEVEL);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, row_stride,
gallivm->target, texture_type,
LP_JIT_TEXTURE_ROW_STRIDE);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, img_stride,
gallivm->target, texture_type,
LP_JIT_TEXTURE_IMG_STRIDE);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, data,
gallivm->target, texture_type,
LP_JIT_TEXTURE_DATA);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, min_lod,
gallivm->target, texture_type,
LP_JIT_TEXTURE_MIN_LOD);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, max_lod,
gallivm->target, texture_type,
LP_JIT_TEXTURE_MAX_LOD);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, lod_bias,
gallivm->target, texture_type,
LP_JIT_TEXTURE_LOD_BIAS);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, border_color,
gallivm->target, texture_type,
LP_JIT_TEXTURE_BORDER_COLOR);
LP_CHECK_STRUCT_SIZE(struct lp_jit_texture,
gallivm->target, texture_type);
}
/* struct lp_jit_context */
{
LLVMTypeRef elem_types[LP_JIT_CTX_COUNT];
LLVMTypeRef context_type;
elem_types[LP_JIT_CTX_CONSTANTS] = LLVMPointerType(LLVMFloatTypeInContext(lc), 0);
elem_types[LP_JIT_CTX_ALPHA_REF] = LLVMFloatTypeInContext(lc);
elem_types[LP_JIT_CTX_STENCIL_REF_FRONT] =
elem_types[LP_JIT_CTX_STENCIL_REF_BACK] = LLVMInt32TypeInContext(lc);
elem_types[LP_JIT_CTX_BLEND_COLOR] = LLVMPointerType(LLVMInt8TypeInContext(lc), 0);
elem_types[LP_JIT_CTX_TEXTURES] = LLVMArrayType(texture_type,
PIPE_MAX_SAMPLERS);
context_type = LLVMStructTypeInContext(lc, elem_types,
Elements(elem_types), 0);
#if HAVE_LLVM < 0x0300
LLVMInvalidateStructLayout(gallivm->target, context_type);
LLVMAddTypeName(gallivm->module, "context", context_type);
#endif
LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, constants,
gallivm->target, context_type,
LP_JIT_CTX_CONSTANTS);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, alpha_ref_value,
gallivm->target, context_type,
LP_JIT_CTX_ALPHA_REF);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, stencil_ref_front,
gallivm->target, context_type,
LP_JIT_CTX_STENCIL_REF_FRONT);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, stencil_ref_back,
gallivm->target, context_type,
LP_JIT_CTX_STENCIL_REF_BACK);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, blend_color,
gallivm->target, context_type,
LP_JIT_CTX_BLEND_COLOR);
LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, textures,
gallivm->target, context_type,
LP_JIT_CTX_TEXTURES);
LP_CHECK_STRUCT_SIZE(struct lp_jit_context,
gallivm->target, context_type);
lp->jit_context_ptr_type = LLVMPointerType(context_type, 0);
}
if (gallivm_debug & GALLIVM_DEBUG_IR) {
LLVMDumpModule(gallivm->module);
}
}
void
lp_jit_screen_cleanup(struct llvmpipe_screen *screen)
{
/* nothing */
}
void
lp_jit_screen_init(struct llvmpipe_screen *screen)
{
lp_build_init();
}
void
lp_jit_init_types(struct lp_fragment_shader_variant *lp)
{
if (!lp->jit_context_ptr_type)
lp_jit_create_types(lp);
}