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diff --git a/src/gallium/drivers/llvmpipe/lp_jit.c b/src/gallium/drivers/llvmpipe/lp_jit.c
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+/**************************************************************************
+ *
+ * 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 <llvm-c/Transforms/Scalar.h>
+
+#include "util/u_memory.h"
+#include "lp_screen.h"
+#include "lp_bld_intr.h"
+#include "lp_jit.h"
+
+
+static void
+lp_jit_init_globals(struct llvmpipe_screen *screen)
+{
+ LLVMTypeRef texture_type;
+
+ /* struct lp_jit_texture */
+ {
+ LLVMTypeRef elem_types[4];
+
+ elem_types[LP_JIT_TEXTURE_WIDTH] = LLVMInt32Type();
+ elem_types[LP_JIT_TEXTURE_HEIGHT] = LLVMInt32Type();
+ elem_types[LP_JIT_TEXTURE_STRIDE] = LLVMInt32Type();
+ elem_types[LP_JIT_TEXTURE_DATA] = LLVMPointerType(LLVMInt8Type(), 0);
+
+ texture_type = LLVMStructType(elem_types, Elements(elem_types), 0);
+
+ LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, width,
+ screen->target, texture_type,
+ LP_JIT_TEXTURE_WIDTH);
+ LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, height,
+ screen->target, texture_type,
+ LP_JIT_TEXTURE_HEIGHT);
+ LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, stride,
+ screen->target, texture_type,
+ LP_JIT_TEXTURE_STRIDE);
+ LP_CHECK_MEMBER_OFFSET(struct lp_jit_texture, data,
+ screen->target, texture_type,
+ LP_JIT_TEXTURE_DATA);
+ LP_CHECK_STRUCT_SIZE(struct lp_jit_texture,
+ screen->target, texture_type);
+
+ LLVMAddTypeName(screen->module, "texture", texture_type);
+ }
+
+ /* struct lp_jit_context */
+ {
+ LLVMTypeRef elem_types[5];
+ LLVMTypeRef context_type;
+
+ elem_types[0] = LLVMPointerType(LLVMFloatType(), 0); /* constants */
+ elem_types[1] = LLVMPointerType(LLVMInt8Type(), 0); /* samplers */
+ elem_types[2] = LLVMFloatType(); /* alpha_ref_value */
+ elem_types[3] = LLVMPointerType(LLVMInt8Type(), 0); /* blend_color */
+ elem_types[4] = LLVMArrayType(texture_type, PIPE_MAX_SAMPLERS); /* textures */
+
+ context_type = LLVMStructType(elem_types, Elements(elem_types), 0);
+
+ LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, constants,
+ screen->target, context_type, 0);
+ LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, samplers,
+ screen->target, context_type, 1);
+ LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, alpha_ref_value,
+ screen->target, context_type, 2);
+ LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, blend_color,
+ screen->target, context_type, 3);
+ LP_CHECK_MEMBER_OFFSET(struct lp_jit_context, textures,
+ screen->target, context_type,
+ LP_JIT_CONTEXT_TEXTURES_INDEX);
+ LP_CHECK_STRUCT_SIZE(struct lp_jit_context,
+ screen->target, context_type);
+
+ LLVMAddTypeName(screen->module, "context", context_type);
+
+ screen->context_ptr_type = LLVMPointerType(context_type, 0);
+ }
+
+ /* fetch_texel
+ */
+ {
+ LLVMTypeRef ret_type;
+ LLVMTypeRef arg_types[3];
+ LLVMValueRef fetch_texel;
+
+ ret_type = LLVMVoidType();
+ arg_types[0] = LLVMPointerType(LLVMInt8Type(), 0); /* samplers */
+ arg_types[1] = LLVMInt32Type(); /* unit */
+ arg_types[2] = LLVMPointerType(LLVMVectorType(LLVMFloatType(), 4), 0); /* store */
+
+ fetch_texel = lp_declare_intrinsic(screen->module, "fetch_texel",
+ ret_type, arg_types, Elements(arg_types));
+
+ LLVMAddGlobalMapping(screen->engine, fetch_texel, lp_fetch_texel_soa);
+ }
+
+#ifdef DEBUG
+ LLVMDumpModule(screen->module);
+#endif
+}
+
+
+void
+lp_jit_screen_cleanup(struct llvmpipe_screen *screen)
+{
+ if(screen->engine)
+ LLVMDisposeExecutionEngine(screen->engine);
+
+ if(screen->pass)
+ LLVMDisposePassManager(screen->pass);
+}
+
+
+void
+lp_jit_screen_init(struct llvmpipe_screen *screen)
+{
+ char *error = NULL;
+
+ screen->module = LLVMModuleCreateWithName("llvmpipe");
+
+ screen->provider = LLVMCreateModuleProviderForExistingModule(screen->module);
+
+ if (LLVMCreateJITCompiler(&screen->engine, screen->provider, 1, &error)) {
+ fprintf(stderr, "%s\n", error);
+ LLVMDisposeMessage(error);
+ abort();
+ }
+
+ screen->target = LLVMGetExecutionEngineTargetData(screen->engine);
+
+ screen->pass = LLVMCreateFunctionPassManager(screen->provider);
+ LLVMAddTargetData(screen->target, screen->pass);
+ /* These are the passes currently listed in llvm-c/Transforms/Scalar.h,
+ * but there are more on SVN. */
+ LLVMAddConstantPropagationPass(screen->pass);
+ LLVMAddInstructionCombiningPass(screen->pass);
+ LLVMAddPromoteMemoryToRegisterPass(screen->pass);
+ LLVMAddGVNPass(screen->pass);
+ LLVMAddCFGSimplificationPass(screen->pass);
+
+ lp_jit_init_globals(screen);
+}