+/**************************************************************************
+ *
+ * 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.
+ *
+ **************************************************************************/
+
#include "draw_llvm.h"
#include "draw_context.h"
#include "gallivm/lp_bld_debug.h"
#include "gallivm/lp_bld_tgsi.h"
#include "gallivm/lp_bld_printf.h"
+#include "gallivm/lp_bld_intr.h"
+#include "gallivm/lp_bld_init.h"
#include "tgsi/tgsi_exec.h"
+#include "tgsi/tgsi_dump.h"
#include "util/u_cpu_detect.h"
+#include "util/u_math.h"
+#include "util/u_pointer.h"
#include "util/u_string.h"
#include <llvm-c/Transforms/Scalar.h>
#define DEBUG_STORE 0
-
/* generates the draw jit function */
static void
draw_llvm_generate(struct draw_llvm *llvm, struct draw_llvm_variant *var);
+static void
+draw_llvm_generate_elts(struct draw_llvm *llvm, struct draw_llvm_variant *var);
static void
init_globals(struct draw_llvm *llvm)
/* struct draw_jit_texture */
{
- LLVMTypeRef elem_types[4];
+ LLVMTypeRef elem_types[DRAW_JIT_TEXTURE_NUM_FIELDS];
elem_types[DRAW_JIT_TEXTURE_WIDTH] = LLVMInt32Type();
elem_types[DRAW_JIT_TEXTURE_HEIGHT] = LLVMInt32Type();
- elem_types[DRAW_JIT_TEXTURE_STRIDE] = LLVMInt32Type();
- elem_types[DRAW_JIT_TEXTURE_DATA] = LLVMPointerType(LLVMInt8Type(), 0);
+ elem_types[DRAW_JIT_TEXTURE_DEPTH] = LLVMInt32Type();
+ elem_types[DRAW_JIT_TEXTURE_LAST_LEVEL] = LLVMInt32Type();
+ elem_types[DRAW_JIT_TEXTURE_ROW_STRIDE] =
+ LLVMArrayType(LLVMInt32Type(), PIPE_MAX_TEXTURE_LEVELS);
+ elem_types[DRAW_JIT_TEXTURE_IMG_STRIDE] =
+ LLVMArrayType(LLVMInt32Type(), PIPE_MAX_TEXTURE_LEVELS);
+ elem_types[DRAW_JIT_TEXTURE_DATA] =
+ LLVMArrayType(LLVMPointerType(LLVMInt8Type(), 0),
+ PIPE_MAX_TEXTURE_LEVELS);
+ elem_types[DRAW_JIT_TEXTURE_MIN_LOD] = LLVMFloatType();
+ elem_types[DRAW_JIT_TEXTURE_MAX_LOD] = LLVMFloatType();
+ elem_types[DRAW_JIT_TEXTURE_LOD_BIAS] = LLVMFloatType();
+ elem_types[DRAW_JIT_TEXTURE_BORDER_COLOR] =
+ LLVMArrayType(LLVMFloatType(), 4);
texture_type = LLVMStructType(elem_types, Elements(elem_types), 0);
LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, height,
llvm->target, texture_type,
DRAW_JIT_TEXTURE_HEIGHT);
- LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, stride,
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, depth,
+ llvm->target, texture_type,
+ DRAW_JIT_TEXTURE_DEPTH);
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, last_level,
+ llvm->target, texture_type,
+ DRAW_JIT_TEXTURE_LAST_LEVEL);
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, row_stride,
llvm->target, texture_type,
- DRAW_JIT_TEXTURE_STRIDE);
+ DRAW_JIT_TEXTURE_ROW_STRIDE);
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, img_stride,
+ llvm->target, texture_type,
+ DRAW_JIT_TEXTURE_IMG_STRIDE);
LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, data,
llvm->target, texture_type,
DRAW_JIT_TEXTURE_DATA);
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, min_lod,
+ llvm->target, texture_type,
+ DRAW_JIT_TEXTURE_MIN_LOD);
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, max_lod,
+ llvm->target, texture_type,
+ DRAW_JIT_TEXTURE_MAX_LOD);
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, lod_bias,
+ llvm->target, texture_type,
+ DRAW_JIT_TEXTURE_LOD_BIAS);
+ LP_CHECK_MEMBER_OFFSET(struct draw_jit_texture, border_color,
+ llvm->target, texture_type,
+ DRAW_JIT_TEXTURE_BORDER_COLOR);
LP_CHECK_STRUCT_SIZE(struct draw_jit_texture,
llvm->target, texture_type);
elem_types[0] = LLVMPointerType(LLVMFloatType(), 0); /* vs_constants */
elem_types[1] = LLVMPointerType(LLVMFloatType(), 0); /* vs_constants */
- elem_types[2] = LLVMArrayType(texture_type, PIPE_MAX_SAMPLERS); /* textures */
+ elem_types[2] = LLVMArrayType(texture_type,
+ PIPE_MAX_VERTEX_SAMPLERS); /* textures */
context_type = LLVMStructType(elem_types, Elements(elem_types), 0);
llvm->target, context_type, 1);
LP_CHECK_MEMBER_OFFSET(struct draw_jit_context, textures,
llvm->target, context_type,
- DRAW_JIT_CONTEXT_TEXTURES_INDEX);
+ DRAW_JIT_CTX_TEXTURES);
LP_CHECK_STRUCT_SIZE(struct draw_jit_context,
llvm->target, context_type);
struct draw_llvm *
draw_llvm_create(struct draw_context *draw)
{
- struct draw_llvm *llvm = CALLOC_STRUCT( draw_llvm );
+ struct draw_llvm *llvm;
- util_cpu_detect();
+ llvm = CALLOC_STRUCT( draw_llvm );
+ if (!llvm)
+ return NULL;
llvm->draw = draw;
llvm->engine = draw->engine;
llvm->pass = LLVMCreateFunctionPassManager(llvm->provider);
LLVMAddTargetData(llvm->target, llvm->pass);
- /* These are the passes currently listed in llvm-c/Transforms/Scalar.h,
- * but there are more on SVN. */
- /* TODO: Add more passes */
- LLVMAddConstantPropagationPass(llvm->pass);
- if(util_cpu_caps.has_sse4_1) {
- /* FIXME: There is a bug in this pass, whereby the combination of fptosi
- * and sitofp (necessary for trunc/floor/ceil/round implementation)
- * somehow becomes invalid code.
+
+ if ((gallivm_debug & GALLIVM_DEBUG_NO_OPT) == 0) {
+ /* These are the passes currently listed in llvm-c/Transforms/Scalar.h,
+ * but there are more on SVN. */
+ /* TODO: Add more passes */
+
+ LLVMAddCFGSimplificationPass(llvm->pass);
+
+ if (HAVE_LLVM >= 0x207 && sizeof(void*) == 4) {
+ /* For LLVM >= 2.7 and 32-bit build, use this order of passes to
+ * avoid generating bad code.
+ * Test with piglit glsl-vs-sqrt-zero test.
+ */
+ LLVMAddConstantPropagationPass(llvm->pass);
+ LLVMAddPromoteMemoryToRegisterPass(llvm->pass);
+ }
+ else {
+ LLVMAddPromoteMemoryToRegisterPass(llvm->pass);
+ LLVMAddConstantPropagationPass(llvm->pass);
+ }
+
+ if(util_cpu_caps.has_sse4_1) {
+ /* FIXME: There is a bug in this pass, whereby the combination of fptosi
+ * and sitofp (necessary for trunc/floor/ceil/round implementation)
+ * somehow becomes invalid code.
+ */
+ LLVMAddInstructionCombiningPass(llvm->pass);
+ }
+ LLVMAddGVNPass(llvm->pass);
+ } else {
+ /* We need at least this pass to prevent the backends to fail in
+ * unexpected ways.
*/
- LLVMAddInstructionCombiningPass(llvm->pass);
+ LLVMAddPromoteMemoryToRegisterPass(llvm->pass);
}
- LLVMAddPromoteMemoryToRegisterPass(llvm->pass);
- LLVMAddGVNPass(llvm->pass);
- LLVMAddCFGSimplificationPass(llvm->pass);
init_globals(llvm);
+ if (gallivm_debug & GALLIVM_DEBUG_IR) {
+ LLVMDumpModule(llvm->module);
+ }
-#if 0
- LLVMDumpModule(llvm->module);
-#endif
+ llvm->nr_variants = 0;
+ make_empty_list(&llvm->vs_variants_list);
return llvm;
}
void
draw_llvm_destroy(struct draw_llvm *llvm)
{
+ LLVMDisposePassManager(llvm->pass);
+
FREE(llvm);
}
struct draw_llvm_variant *
-draw_llvm_prepare(struct draw_llvm *llvm, int num_inputs)
+draw_llvm_create_variant(struct draw_llvm *llvm,
+ unsigned num_inputs,
+ const struct draw_llvm_variant_key *key)
{
- struct draw_llvm_variant *variant = MALLOC(sizeof(struct draw_llvm_variant));
+ struct draw_llvm_variant *variant;
+ struct llvm_vertex_shader *shader =
+ llvm_vertex_shader(llvm->draw->vs.vertex_shader);
+
+ variant = MALLOC(sizeof *variant +
+ shader->variant_key_size -
+ sizeof variant->key);
+ if (variant == NULL)
+ return NULL;
- draw_llvm_make_variant_key(llvm, &variant->key);
+ variant->llvm = llvm;
+
+ memcpy(&variant->key, key, shader->variant_key_size);
llvm->vertex_header_ptr_type = create_vertex_header(llvm, num_inputs);
draw_llvm_generate(llvm, variant);
+ draw_llvm_generate_elts(llvm, variant);
+
+ variant->shader = shader;
+ variant->list_item_global.base = variant;
+ variant->list_item_local.base = variant;
+ /*variant->no = */shader->variants_created++;
+ variant->list_item_global.base = variant;
return variant;
}
LLVMBuilderRef builder,
LLVMValueRef (*outputs)[NUM_CHANNELS],
const LLVMValueRef (*inputs)[NUM_CHANNELS],
- LLVMValueRef context_ptr)
+ LLVMValueRef context_ptr,
+ struct lp_build_sampler_soa *draw_sampler)
{
const struct tgsi_token *tokens = llvm->draw->vs.vertex_shader->state.tokens;
struct lp_type vs_type;
LLVMValueRef consts_ptr = draw_jit_context_vs_constants(builder, context_ptr);
+ struct lp_build_sampler_soa *sampler = 0;
memset(&vs_type, 0, sizeof vs_type);
vs_type.floating = TRUE; /* floating point values */
num_vs = 4; /* number of vertices per block */
#endif
- /*tgsi_dump(tokens, 0);*/
+ if (gallivm_debug & GALLIVM_DEBUG_IR) {
+ tgsi_dump(tokens, 0);
+ }
+
+ if (llvm->draw->num_sampler_views &&
+ llvm->draw->num_samplers)
+ sampler = draw_sampler;
+
lp_build_tgsi_soa(builder,
tokens,
vs_type,
NULL /*pos*/,
inputs,
outputs,
- NULL/*sampler*/,
+ sampler,
&llvm->draw->vs.vertex_shader->info);
}
LLVMValueRef *res,
struct pipe_vertex_element *velem,
LLVMValueRef vbuf,
- LLVMValueRef index)
+ LLVMValueRef index,
+ LLVMValueRef instance_id)
{
LLVMValueRef indices = LLVMConstInt(LLVMInt64Type(), velem->vertex_buffer_index, 0);
LLVMValueRef vbuffer_ptr = LLVMBuildGEP(builder, vbuffers_ptr,
LLVMValueRef cond;
LLVMValueRef stride;
- cond = LLVMBuildICmp(builder, LLVMIntULE, index, vb_max_index, "");
+ if (velem->instance_divisor) {
+ /* array index = instance_id / instance_divisor */
+ index = LLVMBuildUDiv(builder, instance_id,
+ LLVMConstInt(LLVMInt32Type(), velem->instance_divisor, 0),
+ "instance_divisor");
+ }
+ /* limit index to min(inex, vb_max_index) */
+ cond = LLVMBuildICmp(builder, LLVMIntULE, index, vb_max_index, "");
index = LLVMBuildSelect(builder, cond, index, vb_max_index, "");
stride = LLVMBuildMul(builder, vb_stride, index, "");
static void
draw_llvm_generate(struct draw_llvm *llvm, struct draw_llvm_variant *variant)
{
- LLVMTypeRef arg_types[7];
+ LLVMTypeRef arg_types[8];
LLVMTypeRef func_type;
LLVMValueRef context_ptr;
LLVMBasicBlockRef block;
LLVMBuilderRef builder;
LLVMValueRef start, end, count, stride, step, io_itr;
LLVMValueRef io_ptr, vbuffers_ptr, vb_ptr;
+ LLVMValueRef instance_id;
struct draw_context *draw = llvm->draw;
unsigned i, j;
struct lp_build_context bld;
struct lp_build_loop_state lp_loop;
- struct lp_type vs_type = lp_type_float_vec(32);
const int max_vertices = 4;
LLVMValueRef outputs[PIPE_MAX_SHADER_OUTPUTS][NUM_CHANNELS];
+ void *code;
+ struct lp_build_sampler_soa *sampler = 0;
arg_types[0] = llvm->context_ptr_type; /* context */
arg_types[1] = llvm->vertex_header_ptr_type; /* vertex_header */
arg_types[4] = LLVMInt32Type(); /* count */
arg_types[5] = LLVMInt32Type(); /* stride */
arg_types[6] = llvm->vb_ptr_type; /* pipe_vertex_buffer's */
+ arg_types[7] = LLVMInt32Type(); /* instance_id */
func_type = LLVMFunctionType(LLVMVoidType(), arg_types, Elements(arg_types), 0);
count = LLVMGetParam(variant->function, 4);
stride = LLVMGetParam(variant->function, 5);
vb_ptr = LLVMGetParam(variant->function, 6);
+ instance_id = LLVMGetParam(variant->function, 7);
lp_build_name(context_ptr, "context");
lp_build_name(io_ptr, "io");
lp_build_name(count, "count");
lp_build_name(stride, "stride");
lp_build_name(vb_ptr, "vb");
+ lp_build_name(instance_id, "instance_id");
/*
* Function body
builder = LLVMCreateBuilder();
LLVMPositionBuilderAtEnd(builder, block);
- lp_build_context_init(&bld, builder, vs_type);
+ lp_build_context_init(&bld, builder, lp_type_int(32));
end = lp_build_add(&bld, start, count);
step = LLVMConstInt(LLVMInt32Type(), max_vertices, 0);
+ /* code generated texture sampling */
+ sampler = draw_llvm_sampler_soa_create(
+ draw_llvm_variant_key_samplers(&variant->key),
+ context_ptr);
+
#if DEBUG_STORE
lp_build_printf(builder, "start = %d, end = %d, step = %d\n",
start, end, step);
LLVMValueRef vb = LLVMBuildGEP(builder, vb_ptr,
&vb_index, 1, "");
generate_fetch(builder, vbuffers_ptr,
- &aos_attribs[j][i], velem, vb, true_index);
+ &aos_attribs[j][i], velem, vb, true_index,
+ instance_id);
}
}
convert_to_soa(builder, aos_attribs, inputs,
builder,
outputs,
ptr_aos,
- context_ptr);
+ context_ptr,
+ sampler);
convert_to_aos(builder, io, outputs,
draw->vs.vertex_shader->info.num_outputs,
}
lp_build_loop_end_cond(builder, end, step, LLVMIntUGE, &lp_loop);
+ sampler->destroy(sampler);
+
+#ifdef PIPE_ARCH_X86
+ /* Avoid corrupting the FPU stack on 32bit OSes. */
+ lp_build_intrinsic(builder, "llvm.x86.mmx.emms", LLVMVoidType(), NULL, 0);
+#endif
+
LLVMBuildRetVoid(builder);
LLVMDisposeBuilder(builder);
*/
#ifdef DEBUG
if(LLVMVerifyFunction(variant->function, LLVMPrintMessageAction)) {
- LLVMDumpValue(variant->function);
+ lp_debug_dump_value(variant->function);
assert(0);
}
#endif
LLVMRunFunctionPassManager(llvm->pass, variant->function);
- if (0) {
- LLVMDumpValue(variant->function);
+ if (gallivm_debug & GALLIVM_DEBUG_IR) {
+ lp_debug_dump_value(variant->function);
debug_printf("\n");
}
- variant->jit_func = (draw_jit_vert_func)LLVMGetPointerToGlobal(llvm->draw->engine, variant->function);
- if (0)
- lp_disassemble(variant->jit_func);
+ code = LLVMGetPointerToGlobal(llvm->draw->engine, variant->function);
+ variant->jit_func = (draw_jit_vert_func)pointer_to_func(code);
+
+ if (gallivm_debug & GALLIVM_DEBUG_ASM) {
+ lp_disassemble(code);
+ }
+ lp_func_delete_body(variant->function);
}
-void
-draw_llvm_make_variant_key(struct draw_llvm *llvm,
- struct draw_llvm_variant_key *key)
+
+static void
+draw_llvm_generate_elts(struct draw_llvm *llvm, struct draw_llvm_variant *variant)
{
- memset(key, 0, sizeof(struct draw_llvm_variant_key));
+ LLVMTypeRef arg_types[8];
+ LLVMTypeRef func_type;
+ LLVMValueRef context_ptr;
+ LLVMBasicBlockRef block;
+ LLVMBuilderRef builder;
+ LLVMValueRef fetch_elts, fetch_count, stride, step, io_itr;
+ LLVMValueRef io_ptr, vbuffers_ptr, vb_ptr;
+ LLVMValueRef instance_id;
+ struct draw_context *draw = llvm->draw;
+ unsigned i, j;
+ struct lp_build_context bld;
+ struct lp_build_loop_state lp_loop;
+ const int max_vertices = 4;
+ LLVMValueRef outputs[PIPE_MAX_SHADER_OUTPUTS][NUM_CHANNELS];
+ LLVMValueRef fetch_max;
+ void *code;
+ struct lp_build_sampler_soa *sampler = 0;
+
+ arg_types[0] = llvm->context_ptr_type; /* context */
+ arg_types[1] = llvm->vertex_header_ptr_type; /* vertex_header */
+ arg_types[2] = llvm->buffer_ptr_type; /* vbuffers */
+ arg_types[3] = LLVMPointerType(LLVMInt32Type(), 0); /* fetch_elts * */
+ arg_types[4] = LLVMInt32Type(); /* fetch_count */
+ arg_types[5] = LLVMInt32Type(); /* stride */
+ arg_types[6] = llvm->vb_ptr_type; /* pipe_vertex_buffer's */
+ arg_types[7] = LLVMInt32Type(); /* instance_id */
+ func_type = LLVMFunctionType(LLVMVoidType(), arg_types, Elements(arg_types), 0);
+
+ variant->function_elts = LLVMAddFunction(llvm->module, "draw_llvm_shader_elts",
+ func_type);
+ LLVMSetFunctionCallConv(variant->function_elts, LLVMCCallConv);
+ for(i = 0; i < Elements(arg_types); ++i)
+ if(LLVMGetTypeKind(arg_types[i]) == LLVMPointerTypeKind)
+ LLVMAddAttribute(LLVMGetParam(variant->function_elts, i),
+ LLVMNoAliasAttribute);
+
+ context_ptr = LLVMGetParam(variant->function_elts, 0);
+ io_ptr = LLVMGetParam(variant->function_elts, 1);
+ vbuffers_ptr = LLVMGetParam(variant->function_elts, 2);
+ fetch_elts = LLVMGetParam(variant->function_elts, 3);
+ fetch_count = LLVMGetParam(variant->function_elts, 4);
+ stride = LLVMGetParam(variant->function_elts, 5);
+ vb_ptr = LLVMGetParam(variant->function_elts, 6);
+ instance_id = LLVMGetParam(variant->function_elts, 7);
+
+ lp_build_name(context_ptr, "context");
+ lp_build_name(io_ptr, "io");
+ lp_build_name(vbuffers_ptr, "vbuffers");
+ lp_build_name(fetch_elts, "fetch_elts");
+ lp_build_name(fetch_count, "fetch_count");
+ lp_build_name(stride, "stride");
+ lp_build_name(vb_ptr, "vb");
+ lp_build_name(instance_id, "instance_id");
+
+ /*
+ * Function body
+ */
+
+ block = LLVMAppendBasicBlock(variant->function_elts, "entry");
+ builder = LLVMCreateBuilder();
+ LLVMPositionBuilderAtEnd(builder, block);
+
+ lp_build_context_init(&bld, builder, lp_type_int(32));
+
+ step = LLVMConstInt(LLVMInt32Type(), max_vertices, 0);
+
+ /* code generated texture sampling */
+ sampler = draw_llvm_sampler_soa_create(
+ draw_llvm_variant_key_samplers(&variant->key),
+ context_ptr);
+
+ fetch_max = LLVMBuildSub(builder, fetch_count,
+ LLVMConstInt(LLVMInt32Type(), 1, 0),
+ "fetch_max");
+
+ lp_build_loop_begin(builder, LLVMConstInt(LLVMInt32Type(), 0, 0), &lp_loop);
+ {
+ LLVMValueRef inputs[PIPE_MAX_SHADER_INPUTS][NUM_CHANNELS];
+ LLVMValueRef aos_attribs[PIPE_MAX_SHADER_INPUTS][NUM_CHANNELS] = { { 0 } };
+ LLVMValueRef io;
+ const LLVMValueRef (*ptr_aos)[NUM_CHANNELS];
+
+ io_itr = lp_loop.counter;
+ io = LLVMBuildGEP(builder, io_ptr, &io_itr, 1, "");
+#if DEBUG_STORE
+ lp_build_printf(builder, " --- io %d = %p, loop counter %d\n",
+ io_itr, io, lp_loop.counter);
+#endif
+ for (i = 0; i < NUM_CHANNELS; ++i) {
+ LLVMValueRef true_index = LLVMBuildAdd(
+ builder,
+ lp_loop.counter,
+ LLVMConstInt(LLVMInt32Type(), i, 0), "");
+ LLVMValueRef fetch_ptr;
+
+ /* make sure we're not out of bounds which can happen
+ * if fetch_count % 4 != 0, because on the last iteration
+ * a few of the 4 vertex fetches will be out of bounds */
+ true_index = lp_build_min(&bld, true_index, fetch_max);
+
+ fetch_ptr = LLVMBuildGEP(builder, fetch_elts,
+ &true_index, 1, "");
+ true_index = LLVMBuildLoad(builder, fetch_ptr, "fetch_elt");
+ for (j = 0; j < draw->pt.nr_vertex_elements; ++j) {
+ struct pipe_vertex_element *velem = &draw->pt.vertex_element[j];
+ LLVMValueRef vb_index = LLVMConstInt(LLVMInt32Type(),
+ velem->vertex_buffer_index,
+ 0);
+ LLVMValueRef vb = LLVMBuildGEP(builder, vb_ptr,
+ &vb_index, 1, "");
+ generate_fetch(builder, vbuffers_ptr,
+ &aos_attribs[j][i], velem, vb, true_index,
+ instance_id);
+ }
+ }
+ convert_to_soa(builder, aos_attribs, inputs,
+ draw->pt.nr_vertex_elements);
+
+ ptr_aos = (const LLVMValueRef (*)[NUM_CHANNELS]) inputs;
+ generate_vs(llvm,
+ builder,
+ outputs,
+ ptr_aos,
+ context_ptr,
+ sampler);
+
+ convert_to_aos(builder, io, outputs,
+ draw->vs.vertex_shader->info.num_outputs,
+ max_vertices);
+ }
+ lp_build_loop_end_cond(builder, fetch_count, step, LLVMIntUGE, &lp_loop);
+
+ sampler->destroy(sampler);
+
+#ifdef PIPE_ARCH_X86
+ /* Avoid corrupting the FPU stack on 32bit OSes. */
+ lp_build_intrinsic(builder, "llvm.x86.mmx.emms", LLVMVoidType(), NULL, 0);
+#endif
+
+ LLVMBuildRetVoid(builder);
+
+ LLVMDisposeBuilder(builder);
+
+ /*
+ * Translate the LLVM IR into machine code.
+ */
+#ifdef DEBUG
+ if(LLVMVerifyFunction(variant->function_elts, LLVMPrintMessageAction)) {
+ lp_debug_dump_value(variant->function_elts);
+ assert(0);
+ }
+#endif
+
+ LLVMRunFunctionPassManager(llvm->pass, variant->function_elts);
+
+ if (gallivm_debug & GALLIVM_DEBUG_IR) {
+ lp_debug_dump_value(variant->function_elts);
+ debug_printf("\n");
+ }
+
+ code = LLVMGetPointerToGlobal(llvm->draw->engine, variant->function_elts);
+ variant->jit_func_elts = (draw_jit_vert_func_elts)pointer_to_func(code);
+
+ if (gallivm_debug & GALLIVM_DEBUG_ASM) {
+ lp_disassemble(code);
+ }
+ lp_func_delete_body(variant->function_elts);
+}
+
+
+struct draw_llvm_variant_key *
+draw_llvm_make_variant_key(struct draw_llvm *llvm, char *store)
+{
+ unsigned i;
+ struct draw_llvm_variant_key *key;
+ struct lp_sampler_static_state *sampler;
+
+ key = (struct draw_llvm_variant_key *)store;
+
+ /* Presumably all variants of the shader should have the same
+ * number of vertex elements - ie the number of shader inputs.
+ */
key->nr_vertex_elements = llvm->draw->pt.nr_vertex_elements;
+ /* All variants of this shader will have the same value for
+ * nr_samplers. Not yet trying to compact away holes in the
+ * sampler array.
+ */
+ key->nr_samplers = llvm->draw->vs.vertex_shader->info.file_max[TGSI_FILE_SAMPLER] + 1;
+
+ sampler = draw_llvm_variant_key_samplers(key);
+
memcpy(key->vertex_element,
llvm->draw->pt.vertex_element,
sizeof(struct pipe_vertex_element) * key->nr_vertex_elements);
+
+ memset(sampler, 0, key->nr_samplers * sizeof *sampler);
+
+ for (i = 0 ; i < key->nr_samplers; i++) {
+ lp_sampler_static_state(&sampler[i],
+ llvm->draw->sampler_views[i],
+ llvm->draw->samplers[i]);
+ }
+
+ return key;
+}
+
+void
+draw_llvm_set_mapped_texture(struct draw_context *draw,
+ unsigned sampler_idx,
+ uint32_t width, uint32_t height, uint32_t depth,
+ uint32_t last_level,
+ uint32_t row_stride[PIPE_MAX_TEXTURE_LEVELS],
+ uint32_t img_stride[PIPE_MAX_TEXTURE_LEVELS],
+ const void *data[PIPE_MAX_TEXTURE_LEVELS])
+{
+ unsigned j;
+ struct draw_jit_texture *jit_tex;
+
+ assert(sampler_idx < PIPE_MAX_VERTEX_SAMPLERS);
+
+
+ jit_tex = &draw->llvm->jit_context.textures[sampler_idx];
+
+ jit_tex->width = width;
+ jit_tex->height = height;
+ jit_tex->depth = depth;
+ jit_tex->last_level = last_level;
+
+ for (j = 0; j <= last_level; j++) {
+ jit_tex->data[j] = data[j];
+ jit_tex->row_stride[j] = row_stride[j];
+ jit_tex->img_stride[j] = img_stride[j];
+ }
+}
+
+
+void
+draw_llvm_set_sampler_state(struct draw_context *draw)
+{
+ unsigned i;
+
+ for (i = 0; i < draw->num_samplers; i++) {
+ struct draw_jit_texture *jit_tex = &draw->llvm->jit_context.textures[i];
+
+ if (draw->samplers[i]) {
+ jit_tex->min_lod = draw->samplers[i]->min_lod;
+ jit_tex->max_lod = draw->samplers[i]->max_lod;
+ jit_tex->lod_bias = draw->samplers[i]->lod_bias;
+ COPY_4V(jit_tex->border_color, draw->samplers[i]->border_color);
+ }
+ }
+}
+
+
+void
+draw_llvm_destroy_variant(struct draw_llvm_variant *variant)
+{
+ struct draw_llvm *llvm = variant->llvm;
+ struct draw_context *draw = llvm->draw;
+
+ if (variant->function_elts) {
+ if (variant->function_elts)
+ LLVMFreeMachineCodeForFunction(draw->engine,
+ variant->function_elts);
+ LLVMDeleteFunction(variant->function_elts);
+ }
+
+ if (variant->function) {
+ if (variant->function)
+ LLVMFreeMachineCodeForFunction(draw->engine,
+ variant->function);
+ LLVMDeleteFunction(variant->function);
+ }
- memcpy(&key->vs,
- &llvm->draw->vs.vertex_shader->state,
- sizeof(struct pipe_shader_state));
+ remove_from_list(&variant->list_item_local);
+ variant->shader->variants_cached--;
+ remove_from_list(&variant->list_item_global);
+ llvm->nr_variants--;
+ FREE(variant);
}