[Mesa-dev] [PATCH 17/17] gallium : st_glsl_to_tgsi handles UBO
Vincent Lejeune
vljn at ovi.com
Sun Dec 25 10:20:12 PST 2011
---
src/mesa/state_tracker/st_atom_constbuf.c | 8 +
src/mesa/state_tracker/st_extensions.c | 10 +-
src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 383 ++++++++++++++++++++++++----
3 files changed, 350 insertions(+), 51 deletions(-)
diff --git a/src/mesa/state_tracker/st_atom_constbuf.c b/src/mesa/state_tracker/st_atom_constbuf.c
index 05667a7..fb874fe 100644
--- a/src/mesa/state_tracker/st_atom_constbuf.c
+++ b/src/mesa/state_tracker/st_atom_constbuf.c
@@ -45,6 +45,8 @@
#include "st_atom_constbuf.h"
#include "st_program.h"
+#include "st_cb_bufferobjects.h"
+
/**
* Pass the given program parameters to the graphics pipe as a
@@ -55,6 +57,7 @@ void st_upload_constants( struct st_context *st,
struct gl_program_parameter_list *params,
unsigned shader_type)
{
+ unsigned i;
struct pipe_context *pipe = st->pipe;
assert(shader_type == PIPE_SHADER_VERTEX ||
@@ -100,6 +103,11 @@ void st_upload_constants( struct st_context *st,
st->state.constants[shader_type].size = 0;
st->pipe->set_constant_buffer(st->pipe, shader_type, 0, NULL);
}
+
+ for (i = 0; i < params->NumUBO; i++) {
+ struct st_buffer_object* buf = st_buffer_object(st->ctx->UniformBufferObject.BindingPoint[i]);
+ st->pipe->set_constant_buffer(st->pipe,shader_type,st->ctx->UniformBufferObject.UBOIndexes[i],buf->buffer);
+ }
}
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index c741d13..cc017c1 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -249,7 +249,7 @@ void st_init_extensions(struct st_context *st)
struct gl_context *ctx = st->ctx;
int i;
- ctx->Const.GLSLVersion = 120;
+ ctx->Const.GLSLVersion = 130;
_mesa_override_glsl_version(st->ctx);
/*
@@ -670,4 +670,12 @@ void st_init_extensions(struct st_context *st)
PIPE_BIND_SAMPLER_VIEW))
ctx->Extensions.ARB_texture_rgb10_a2ui = GL_TRUE;
+#if FEATURE_ARB_uniform_buffer_object
+ if (screen->get_shader_param(screen,PIPE_SHADER_VERTEX,PIPE_SHADER_CAP_MAX_CONST_BUFFERS) > 1
+#if FEATURE_ARB_geometry_shader4
+ && screen->get_shader_param(screen,PIPE_SHADER_GEOMETRY,PIPE_SHADER_CAP_MAX_CONST_BUFFERS) > 1
+#endif
+ && screen->get_shader_param(screen,PIPE_SHADER_FRAGMENT,PIPE_SHADER_CAP_MAX_CONST_BUFFERS) > 1)
+ ctx->Extensions.ARB_uniform_buffer_object = GL_TRUE;
+#endif
}
diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
index 5e68b80..6c2cca8 100644
--- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -70,6 +70,8 @@ extern "C" {
#include "st_mesa_to_tgsi.h"
}
+#include "main/hash.h"
+
#define PROGRAM_IMMEDIATE PROGRAM_FILE_MAX
#define PROGRAM_ANY_CONST ((1 << PROGRAM_LOCAL_PARAM) | \
(1 << PROGRAM_ENV_PARAM) | \
@@ -290,6 +292,167 @@ public:
st_src_reg return_reg;
};
+
+struct stride_information {
+ unsigned stride;
+ ir_rvalue* expr;
+};
+
+class delayed_ubo_assign_detector : public ir_hierarchical_visitor {
+public:
+ unsigned ubo_index;
+ bool has_ubo_in_it;
+ union gl_variable_storage *subtype;
+ unsigned offset;
+ struct stride_information strided_expressions[16];
+ unsigned number_of_strided_expr;
+
+ delayed_ubo_assign_detector(const hash_table *);
+ delayed_ubo_assign_detector(const delayed_ubo_assign_detector&);
+ static const hash_table* prepopulate(struct gl_shader_program *, struct gl_shader *);
+ static const unsigned* linearise_type_tree(void *, union gl_variable_storage *, const glsl_type *const,size_t&, unsigned cumuled_offset = 0);
+
+ const struct hash_table *ubo_refs;
+
+ void update_offset(const glsl_type *const);
+
+ virtual ir_visitor_status visit(ir_dereference_variable *);
+ virtual ir_visitor_status visit_leave(ir_dereference_record *);
+ virtual ir_visitor_status visit_leave(ir_dereference_array *);
+ virtual ir_visitor_status visit_enter(ir_expression *);
+};
+
+delayed_ubo_assign_detector::delayed_ubo_assign_detector(const hash_table* t):offset(0),number_of_strided_expr(0),subtype(0),ubo_refs(t)
+{
+
+}
+
+delayed_ubo_assign_detector::delayed_ubo_assign_detector(const delayed_ubo_assign_detector &orig):offset(0),number_of_strided_expr(0),subtype(0),ubo_refs(orig.ubo_refs)
+{
+
+}
+
+
+const struct hash_table*
+delayed_ubo_assign_detector::prepopulate(struct gl_shader_program *shader_program, struct gl_shader *shader)
+{
+ struct hash_table* retval = hash_table_ctor(0,hash_table_string_hash,hash_table_string_compare);
+ for (unsigned ubo_id = 0; ubo_id < shader_program->UBOCount; ++ubo_id) {
+ const gl_uniform_buffer_object& current_ubo = shader_program->UniformBufferObject[ubo_id];
+ for (unsigned ubo_var = 0; ubo_var < current_ubo.NumberOfVariables; ++ubo_var) {
+ hash_table_insert(retval,
+ (void*) current_ubo.Variables[ubo_var].Storage,
+ current_ubo.Variables[ubo_var].Name);
+ }
+ }
+
+ return retval;
+}
+
+const unsigned*
+delayed_ubo_assign_detector::linearise_type_tree(void *ctx, union gl_variable_storage *storage_tree, const glsl_type *const type, size_t &size, unsigned cumuled_offset)
+{
+ unsigned* retvalue = (unsigned*) ralloc_array_size(ctx,sizeof(unsigned),1);
+ if (type->is_record()) {
+ size = 0;
+ for (unsigned i = 0; i < type->length; i++) {
+ size_t tmp_sz;
+ const unsigned* tmp = linearise_type_tree(ctx, storage_tree->AsRecord.Fields[i], type->fields.structure[i].type, tmp_sz, cumuled_offset);
+ retvalue = (unsigned*) reralloc_array_size(ctx,retvalue,sizeof(unsigned),size + tmp_sz);
+ memcpy(retvalue + size,tmp,tmp_sz * sizeof(unsigned));
+ size += tmp_sz;
+ }
+
+ return retvalue;
+ }
+ if (type->is_array() && type->fields.array->is_record()) {
+ size = 0;
+ for (unsigned i = 0; i < type->length; i++) {
+ size_t tmp_sz;
+ const unsigned* tmp = linearise_type_tree(ctx, storage_tree->AsArray.FirstElement, type->fields.array, tmp_sz, i * storage_tree->AsArray.Stride);
+ retvalue = (unsigned*) reralloc_array_size(ctx,retvalue,sizeof(unsigned),size + tmp_sz);
+ memcpy(retvalue + size,tmp,tmp_sz * sizeof(unsigned));
+ size += tmp_sz;
+ }
+ return retvalue;
+ }
+ if (type->is_scalar() || type->is_vector()) {
+ retvalue = (unsigned*) reralloc_array_size(ctx,retvalue,sizeof(unsigned),size);
+ retvalue[0] = storage_tree->AsLeaf.Offset;
+ }
+ if (type->is_array()) {
+ size = type->length;
+ retvalue = (unsigned*) reralloc_array_size(ctx,retvalue,sizeof(unsigned),size);
+ for (unsigned i = 0; i < size; i++) {
+ retvalue[i] = storage_tree->AsArray.FirstElement->AsLeaf.Offset + i * storage_tree->AsArray.Stride + cumuled_offset;
+ }
+ return retvalue;
+ }
+ return NULL;
+}
+
+void delayed_ubo_assign_detector::update_offset(const glsl_type *const type)
+{
+ if (type->is_scalar() || type->is_vector()) {
+ offset += subtype->AsLeaf.Offset;
+ }
+}
+
+ir_visitor_status delayed_ubo_assign_detector::visit(ir_dereference_variable *ir)
+{
+ ir_variable* var = ir->var;
+ if (var->is_ubo_variable) {
+ has_ubo_in_it = true;
+ ubo_index = var->location;
+ subtype = (union gl_variable_storage *) hash_table_find(const_cast<hash_table*>(ubo_refs),var->name);
+ offset = 0;
+ update_offset(ir->type);
+ return visit_continue;
+ }
+ else {
+ has_ubo_in_it = false;
+ return visit_stop;
+ }
+}
+
+ir_visitor_status delayed_ubo_assign_detector::visit_leave(ir_dereference_record *ir)
+{
+ unsigned i;
+ const glsl_type* field_type;
+ for (i = 0; i < ir->record->type->length; i++) {
+ if (strcmp(ir->record->type->fields.structure[i].name, ir->field) == 0) {
+ subtype = subtype->AsRecord.Fields[i];
+ field_type = ir->record->type->fields.structure[i].type;
+ }
+ }
+ update_offset(field_type);
+ return visit_continue;
+}
+
+ir_visitor_status delayed_ubo_assign_detector::visit_leave(ir_dereference_array *ir)
+{
+ unsigned stride = subtype->AsArray.Stride;
+ const glsl_type* field_type = ir->array->type->fields.array;
+ ir_constant *idx = ir->array_index->as_constant();
+ if (idx) {
+ offset += stride * idx->value.i[0];
+ }
+ else {
+ strided_expressions[number_of_strided_expr].stride = stride;
+ strided_expressions[number_of_strided_expr].expr = ir->array_index;
+ number_of_strided_expr++;
+ }
+ subtype = subtype->AsArray.FirstElement;
+ update_offset(field_type);
+ return visit_continue;
+}
+
+ir_visitor_status delayed_ubo_assign_detector::visit_enter(ir_expression *)
+{
+ has_ubo_in_it = false;
+ return visit_stop;
+}
+
class glsl_to_tgsi_visitor : public ir_visitor {
public:
glsl_to_tgsi_visitor();
@@ -299,9 +462,16 @@ public:
struct gl_context *ctx;
struct gl_program *prog;
+ struct gl_indexed_ubo_variable *indexed_uniforms;
+ struct string_to_uint_map *indexed_uniforms_name;
+ unsigned starting_index;
struct gl_shader_program *shader_program;
struct gl_shader_compiler_options *options;
+ delayed_ubo_assign_detector *ubo_handler;
+ struct gl_uniform_buffer_object* ubos;
+ unsigned ubo_number;
+
int next_temp;
int num_address_regs;
@@ -326,6 +496,8 @@ public:
st_src_reg st_src_reg_for_int(int val);
st_src_reg st_src_reg_for_type(int type, int val);
+ st_src_reg generate_ubo_access_src_reg(unsigned, unsigned, const st_src_reg *index_reg = NULL);
+ st_src_reg get_reg_from_stride(ir_instruction *ir,const stride_information *, unsigned);
/**
* \name Visit methods
*
@@ -1040,8 +1212,10 @@ glsl_to_tgsi_visitor::visit(ir_variable *ir)
}
}
+
variable_storage *storage;
st_dst_reg dst;
+
if (i == ir->num_state_slots) {
/* We'll set the index later. */
storage = new(mem_ctx) variable_storage(ir, PROGRAM_STATE_VAR, -1);
@@ -1563,6 +1737,7 @@ glsl_to_tgsi_visitor::visit(ir_expression *ir)
emit(ir, TGSI_OPCODE_SGE, result_dst, sge_src, st_src_reg_for_float(0.0));
}
} else {
+ if(op[1].type == GLSL_TYPE_INT)
emit(ir, TGSI_OPCODE_SEQ, result_dst, op[0], op[1]);
}
break;
@@ -1894,12 +2069,84 @@ glsl_to_tgsi_visitor::visit(ir_swizzle *ir)
this->result = src;
}
+struct st_src_reg
+glsl_to_tgsi_visitor::get_reg_from_stride(ir_instruction *ir,const stride_information *stride_info, unsigned stride_count)
+{
+
+ st_src_reg index_reg = get_temp(native_integers ?
+ glsl_type::int_type : glsl_type::float_type);
+ for (unsigned i = 0; i < stride_count; i++) {
+ ir_rvalue* expr = stride_info[i].expr;
+ expr->accept(this);
+ printf("stride is %d\n",stride_info[i].stride);
+ if (i==0) {
+ emit(ir, TGSI_OPCODE_UMUL, st_dst_reg(index_reg),
+ this->result, st_src_reg_for_int(stride_info[i].stride / 16));
+ }
+ else {
+ st_src_reg tmp_stride = get_temp(native_integers ?
+ glsl_type::int_type : glsl_type::float_type);
+ emit(ir, TGSI_OPCODE_UMUL, st_dst_reg(tmp_stride),
+ this->result, st_src_reg_for_int(stride_info[i].stride / 16));
+ emit(ir, TGSI_OPCODE_UADD, st_dst_reg(index_reg),
+ tmp_stride, index_reg);
+ }
+
+ }
+
+ return index_reg;
+}
+
+struct st_src_reg
+glsl_to_tgsi_visitor::generate_ubo_access_src_reg(unsigned offset, unsigned index2d, const st_src_reg *stride_reg)
+{
+ unsigned index = offset / 16;
+
+ st_src_reg result = st_src_reg(PROGRAM_UNIFORM,index,0,index2d);
+ switch(offset - index * 16) {
+ case 12:
+ result.swizzle = SWIZZLE_W;
+ break;
+ case 8:
+ result.swizzle = SWIZZLE_Z;
+ break;
+ case 4:
+ result.swizzle = SWIZZLE_Y;
+ break;
+ default:
+ result.swizzle = SWIZZLE_XYZW;
+ break;
+ }
+
+
+ if (stride_reg) {
+ result.reladdr = ralloc(mem_ctx, st_src_reg);
+ memcpy(result.reladdr, stride_reg, sizeof(*stride_reg));
+ }
+
+ return result;
+}
+
+
void
glsl_to_tgsi_visitor::visit(ir_dereference_variable *ir)
{
variable_storage *entry = find_variable_storage(ir->var);
ir_variable *var = ir->var;
+ delayed_ubo_assign_detector tmp_ubo(*ubo_handler);
+ ir->accept(&tmp_ubo);
+ if (tmp_ubo.has_ubo_in_it) {
+ st_src_reg stride_reg;
+ st_src_reg *stride_reg_ptr = NULL;
+ if (tmp_ubo.number_of_strided_expr > 0) {
+ stride_reg = get_reg_from_stride(ir,tmp_ubo.strided_expressions,tmp_ubo.number_of_strided_expr);
+ stride_reg_ptr = &stride_reg;
+ }
+ this->result = generate_ubo_access_src_reg(tmp_ubo.offset,tmp_ubo.ubo_index,stride_reg_ptr);
+ return;
+ }
+
if (!entry) {
switch (var->mode) {
case ir_var_uniform:
@@ -1960,6 +2207,20 @@ glsl_to_tgsi_visitor::visit(ir_dereference_array *ir)
st_src_reg src;
int element_size = type_size(ir->type);
+ delayed_ubo_assign_detector tmp_ubo(*ubo_handler);
+ ir->accept(&tmp_ubo);
+ if (tmp_ubo.has_ubo_in_it) {
+ st_src_reg stride_reg;
+ st_src_reg *stride_reg_ptr = NULL;
+ if (tmp_ubo.number_of_strided_expr > 0) {
+ stride_reg = get_reg_from_stride(ir,tmp_ubo.strided_expressions,tmp_ubo.number_of_strided_expr);
+ stride_reg_ptr = &stride_reg;
+ }
+ this->result = generate_ubo_access_src_reg(tmp_ubo.offset,tmp_ubo.ubo_index,stride_reg_ptr);
+ return;
+ }
+
+
index = ir->array_index->constant_expression_value();
ir->array->accept(this);
@@ -2012,6 +2273,7 @@ glsl_to_tgsi_visitor::visit(ir_dereference_array *ir)
this->result = src;
}
+
void
glsl_to_tgsi_visitor::visit(ir_dereference_record *ir)
{
@@ -2019,6 +2281,19 @@ glsl_to_tgsi_visitor::visit(ir_dereference_record *ir)
const glsl_type *struct_type = ir->record->type;
int offset = 0;
+ delayed_ubo_assign_detector tmp_ubo(*ubo_handler);
+ ir->accept(&tmp_ubo);
+ if (tmp_ubo.has_ubo_in_it) {
+ st_src_reg stride_reg;
+ st_src_reg *stride_reg_ptr = NULL;
+ if (tmp_ubo.number_of_strided_expr > 0) {
+ stride_reg = get_reg_from_stride(ir,tmp_ubo.strided_expressions,tmp_ubo.number_of_strided_expr);
+ stride_reg_ptr = &stride_reg;
+ }
+ this->result = generate_ubo_access_src_reg(tmp_ubo.offset,tmp_ubo.ubo_index,stride_reg_ptr);
+ return;
+ }
+
ir->record->accept(this);
for (i = 0; i < struct_type->length; i++) {
@@ -2154,11 +2429,36 @@ glsl_to_tgsi_visitor::visit(ir_assignment *ir)
st_dst_reg l;
st_src_reg r;
int i;
+ l = get_assignment_lhs(ir->lhs, this);
+
+ if (ir->lhs->type->is_record() || ir->lhs->type->is_array()) {
+
+ delayed_ubo_assign_detector tmp_ubo(*ubo_handler);
+ ir->rhs->accept(&tmp_ubo);
+ if (tmp_ubo.has_ubo_in_it) {
+ st_src_reg stride_reg;
+ st_src_reg *stride_reg_ptr = NULL;
+ if (tmp_ubo.number_of_strided_expr > 0) {
+ stride_reg = get_reg_from_stride(ir,tmp_ubo.strided_expressions,tmp_ubo.number_of_strided_expr);
+ stride_reg_ptr = &stride_reg;
+ }
+ void* tmp_ctx = ralloc_context(NULL);
+ size_t sz;
+ const unsigned* tmp = delayed_ubo_assign_detector::linearise_type_tree(tmp_ctx,tmp_ubo.subtype,ir->lhs->type,sz);
+ for (unsigned i = 0; i < sz; i++) {
+ printf("size is %d\n",sz);
+ r = generate_ubo_access_src_reg(tmp[i],tmp_ubo.ubo_index,stride_reg_ptr);
+ emit(ir, TGSI_OPCODE_MOV, l, r);
+ l.index++;
+ }
+ ralloc_free(tmp_ctx);
+ return;
+ }
+ }
ir->rhs->accept(this);
r = this->result;
- l = get_assignment_lhs(ir->lhs, this);
/* FINISHME: This should really set to the correct maximal writemask for each
* FINISHME: component written (in the loops below). This case can only
@@ -3321,6 +3621,7 @@ glsl_to_tgsi_visitor::copy_propagate(void)
*/
inst->src[r].file = first->src[0].file;
inst->src[r].index = first->src[0].index;
+ inst->src[r].index2d = first->src[0].index2d;
int swizzle = 0;
for (int i = 0; i < 4; i++) {
@@ -4069,10 +4370,11 @@ dst_register(struct st_translate *t,
*/
static struct ureg_src
src_register(struct st_translate *t,
- gl_register_file file,
- GLuint index)
+ const st_src_reg* src_reg)
{
- switch(file) {
+ int index = src_reg->index;
+ int index2d = src_reg->index2d;
+ switch(src_reg->file) {
case PROGRAM_UNDEFINED:
return ureg_src_undef();
@@ -4088,13 +4390,11 @@ src_register(struct st_translate *t,
case PROGRAM_LOCAL_PARAM:
case PROGRAM_UNIFORM:
assert(index >= 0);
- return t->constants[index];
+ return ureg_src_register2d(TGSI_FILE_CONSTANT,index,index2d);
case PROGRAM_STATE_VAR:
case PROGRAM_CONSTANT: /* ie, immediate */
- if (index < 0)
- return ureg_DECL_constant(t->ureg, 0);
- else
- return t->constants[index];
+ assert(index >= 0);
+ return ureg_src_register(TGSI_FILE_CONSTANT,index);
case PROGRAM_IMMEDIATE:
return t->immediates[index];
@@ -4149,7 +4449,7 @@ translate_dst(struct st_translate *t,
static struct ureg_src
translate_src(struct st_translate *t, const st_src_reg *src_reg)
{
- struct ureg_src src = src_register(t, src_reg->file, src_reg->index);
+ struct ureg_src src = src_register(t, src_reg);
src = ureg_swizzle(src,
GET_SWZ(src_reg->swizzle, 0) & 0x3,
@@ -4673,6 +4973,14 @@ st_translate_program(
}
}
+ /* Declare UBO
+ */
+
+ for (i = 0; i < program->ubo_number ; i++) {
+ const gl_uniform_buffer_object& ubo = program->ubos[i];
+ ureg_DECL_constant2D(t->ureg,0,ubo.Size/16,i+1);
+ }
+
if (program->indirect_addr_temps) {
/* If temps are accessed with indirect addressing, declare temporaries
* in sequential order. Else, we declare them on demand elsewhere.
@@ -4684,45 +4992,11 @@ st_translate_program(
}
}
- /* Emit constants and uniforms. TGSI uses a single index space for these,
+ /* Emit constants and uniforms. TGSI uses a single index space for these,
* so we put all the translated regs in t->constants.
*/
if (proginfo->Parameters) {
- t->constants = (struct ureg_src *)CALLOC(proginfo->Parameters->NumParameters * sizeof(t->constants[0]));
- if (t->constants == NULL) {
- ret = PIPE_ERROR_OUT_OF_MEMORY;
- goto out;
- }
-
- for (i = 0; i < proginfo->Parameters->NumParameters; i++) {
- switch (proginfo->Parameters->Parameters[i].Type) {
- case PROGRAM_ENV_PARAM:
- case PROGRAM_LOCAL_PARAM:
- case PROGRAM_STATE_VAR:
- case PROGRAM_NAMED_PARAM:
- case PROGRAM_UNIFORM:
- t->constants[i] = ureg_DECL_constant(ureg, i);
- break;
-
- /* Emit immediates for PROGRAM_CONSTANT only when there's no indirect
- * addressing of the const buffer.
- * FIXME: Be smarter and recognize param arrays:
- * indirect addressing is only valid within the referenced
- * array.
- */
- case PROGRAM_CONSTANT:
- if (program->indirect_addr_consts)
- t->constants[i] = ureg_DECL_constant(ureg, i);
- else
- t->constants[i] = emit_immediate(t,
- proginfo->Parameters->ParameterValues[i],
- proginfo->Parameters->Parameters[i].DataType,
- 4);
- break;
- default:
- break;
- }
- }
+ ureg_DECL_constant2D(t->ureg,0,proginfo->Parameters->NumParameters,0);
}
/* Emit immediate values.
@@ -4778,6 +5052,7 @@ st_translate_program(
t->insn[t->labels[i].branch_target]);
}
+
out:
if (t) {
FREE(t->insn);
@@ -4806,6 +5081,14 @@ get_mesa_program(struct gl_context *ctx,
struct gl_shader *shader)
{
glsl_to_tgsi_visitor* v = new glsl_to_tgsi_visitor();
+ v->indexed_uniforms = shader_program->IndexedUBOVariables;
+ v->indexed_uniforms_name = shader_program->NamedAccessUBOVariables;
+ v->starting_index = shader_program->NumUserUniformStorage;
+ v->ubo_handler = new delayed_ubo_assign_detector(
+ delayed_ubo_assign_detector::prepopulate(shader_program,shader));
+ v->ubos = shader_program->UniformBufferObject;
+ v->ubo_number = shader_program->UBOCount;
+
struct gl_program *prog;
struct pipe_screen * screen = st_context(ctx)->pipe->screen;
unsigned pipe_shader_type;
@@ -4847,7 +5130,7 @@ get_mesa_program(struct gl_context *ctx,
v->shader_program = shader_program;
v->options = options;
v->glsl_version = ctx->Const.GLSLVersion;
- v->native_integers = ctx->Const.NativeIntegers;
+ v->native_integers = true;// ctx->Const.NativeIntegers;
_mesa_generate_parameters_list_for_uniforms(shader_program, shader,
prog->Parameters);
@@ -4909,18 +5192,18 @@ get_mesa_program(struct gl_context *ctx,
/* Perform optimizations on the instructions in the glsl_to_tgsi_visitor. */
v->simplify_cmp();
v->copy_propagate();
- while (v->eliminate_dead_code_advanced());
+ //while (v->eliminate_dead_code_advanced());
/* FIXME: These passes to optimize temporary registers don't work when there
* is indirect addressing of the temporary register space. We need proper
* array support so that we don't have to give up these passes in every
* shader that uses arrays.
*/
- if (!v->indirect_addr_temps) {
+ /*if (!v->indirect_addr_temps) {
v->eliminate_dead_code();
v->merge_registers();
v->renumber_registers();
- }
+ }*/
/* Write the END instruction. */
v->emit(NULL, TGSI_OPCODE_END);
--
1.7.7
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