#include <string.h>
#include <assert.h>
-extern "C" {
#include "main/core.h" /* for struct gl_context */
#include "main/context.h"
#include "main/shaderobj.h"
-}
-
-#include "ralloc.h"
+#include "util/u_atomic.h" /* for p_atomic_cmpxchg */
+#include "util/ralloc.h"
#include "ast.h"
#include "glsl_parser_extras.h"
#include "glsl_parser.h"
static const unsigned known_desktop_glsl_versions[] =
- { 110, 120, 130, 140, 150, 330, 400, 410, 420, 430, 440 };
+ { 110, 120, 130, 140, 150, 330, 400, 410, 420, 430, 440, 450 };
_mesa_glsl_parse_state::_mesa_glsl_parse_state(struct gl_context *_ctx,
this->uses_builtin_functions = false;
/* Set default language version and extensions */
- this->language_version = ctx->Const.ForceGLSLVersion ?
- ctx->Const.ForceGLSLVersion : 110;
+ this->language_version = 110;
+ this->forced_language_version = ctx->Const.ForceGLSLVersion;
this->es_shader = false;
this->ARB_texture_rectangle_enable = true;
this->Const.MaxFragmentAtomicCounters = ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxAtomicCounters;
this->Const.MaxCombinedAtomicCounters = ctx->Const.MaxCombinedAtomicCounters;
this->Const.MaxAtomicBufferBindings = ctx->Const.MaxAtomicBufferBindings;
+ this->Const.MaxVertexAtomicCounterBuffers =
+ ctx->Const.Program[MESA_SHADER_VERTEX].MaxAtomicBuffers;
+ this->Const.MaxGeometryAtomicCounterBuffers =
+ ctx->Const.Program[MESA_SHADER_GEOMETRY].MaxAtomicBuffers;
+ this->Const.MaxFragmentAtomicCounterBuffers =
+ ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxAtomicBuffers;
+ this->Const.MaxCombinedAtomicCounterBuffers =
+ ctx->Const.MaxCombinedAtomicBuffers;
+ this->Const.MaxAtomicCounterBufferSize =
+ ctx->Const.MaxAtomicBufferSize;
/* Compute shader constants */
- for (unsigned i = 0; i < Elements(this->Const.MaxComputeWorkGroupCount); i++)
+ for (unsigned i = 0; i < ARRAY_SIZE(this->Const.MaxComputeWorkGroupCount); i++)
this->Const.MaxComputeWorkGroupCount[i] = ctx->Const.MaxComputeWorkGroupCount[i];
- for (unsigned i = 0; i < Elements(this->Const.MaxComputeWorkGroupSize); i++)
+ for (unsigned i = 0; i < ARRAY_SIZE(this->Const.MaxComputeWorkGroupSize); i++)
this->Const.MaxComputeWorkGroupSize[i] = ctx->Const.MaxComputeWorkGroupSize[i];
this->Const.MaxImageUnits = ctx->Const.MaxImageUnits;
this->Const.MaxFragmentImageUniforms = ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxImageUniforms;
this->Const.MaxCombinedImageUniforms = ctx->Const.MaxCombinedImageUniforms;
+ /* ARB_viewport_array */
+ this->Const.MaxViewports = ctx->Const.MaxViewports;
+
this->current_function = NULL;
this->toplevel_ir = NULL;
this->found_return = false;
this->user_structures = NULL;
this->num_user_structures = 0;
+ /* supported_versions should be large enough to support the known desktop
+ * GLSL versions plus 3 GLES versions (ES 1.00, ES 3.00, and ES 3.10))
+ */
+ STATIC_ASSERT((ARRAY_SIZE(known_desktop_glsl_versions) + 3) ==
+ ARRAY_SIZE(this->supported_versions));
+
/* Populate the list of supported GLSL versions */
/* FINISHME: Once the OpenGL 3.0 'forward compatible' context or
* the OpenGL 3.2 Core context is supported, this logic will need
this->supported_versions[this->num_supported_versions].es = true;
this->num_supported_versions++;
}
- assert(this->num_supported_versions
- <= ARRAY_SIZE(this->supported_versions));
+ if (_mesa_is_gles31(ctx)) {
+ this->supported_versions[this->num_supported_versions].ver = 310;
+ this->supported_versions[this->num_supported_versions].es = true;
+ this->num_supported_versions++;
+ }
/* Create a string for use in error messages to tell the user which GLSL
* versions are supported.
this->gs_input_size = 0;
this->in_qualifier = new(this) ast_type_qualifier();
this->out_qualifier = new(this) ast_type_qualifier();
- this->early_fragment_tests = false;
+ this->fs_early_fragment_tests = false;
memset(this->atomic_counter_offsets, 0,
sizeof(this->atomic_counter_offsets));
+ this->allow_extension_directive_midshader =
+ ctx->Const.AllowGLSLExtensionDirectiveMidShader;
}
/**
this->ARB_texture_rectangle_enable = false;
}
- this->language_version = version;
+ if (this->forced_language_version)
+ this->language_version = this->forced_language_version;
+ else
+ this->language_version = version;
bool supported = false;
for (unsigned i = 0; i < this->num_supported_versions; i++) {
- if (this->supported_versions[i].ver == (unsigned) version
+ if (this->supported_versions[i].ver == this->language_version
&& this->supported_versions[i].es == this->es_shader) {
supported = true;
break;
case MESA_SHADER_VERTEX: return "vertex";
case MESA_SHADER_FRAGMENT: return "fragment";
case MESA_SHADER_GEOMETRY: return "geometry";
+ case MESA_SHADER_COMPUTE: return "compute";
+ }
+
+ unreachable("Unknown shader stage.");
+}
+
+/**
+ * Translate a gl_shader_stage to a shader stage abbreviation (VS, GS, FS)
+ * for debug printouts and error messages.
+ */
+const char *
+_mesa_shader_stage_to_abbrev(unsigned stage)
+{
+ switch (stage) {
+ case MESA_SHADER_VERTEX: return "VS";
+ case MESA_SHADER_FRAGMENT: return "FS";
+ case MESA_SHADER_GEOMETRY: return "GS";
+ case MESA_SHADER_COMPUTE: return "CS";
}
- assert(!"Should not get here.");
- return "unknown";
+ unreachable("Unknown shader stage.");
}
/* This helper function will append the given message to the shader's
EXT(ARB_arrays_of_arrays, true, false, ARB_arrays_of_arrays),
EXT(ARB_compute_shader, true, false, ARB_compute_shader),
EXT(ARB_conservative_depth, true, false, ARB_conservative_depth),
+ EXT(ARB_derivative_control, true, false, ARB_derivative_control),
EXT(ARB_draw_buffers, true, false, dummy_true),
EXT(ARB_draw_instanced, true, false, ARB_draw_instanced),
EXT(ARB_explicit_attrib_location, true, false, ARB_explicit_attrib_location),
EXT(ARB_explicit_uniform_location, true, false, ARB_explicit_uniform_location),
EXT(ARB_fragment_coord_conventions, true, false, ARB_fragment_coord_conventions),
+ EXT(ARB_fragment_layer_viewport, true, false, ARB_fragment_layer_viewport),
EXT(ARB_gpu_shader5, true, false, ARB_gpu_shader5),
+ EXT(ARB_gpu_shader_fp64, true, false, ARB_gpu_shader_fp64),
EXT(ARB_sample_shading, true, false, ARB_sample_shading),
EXT(ARB_separate_shader_objects, true, false, dummy_true),
EXT(ARB_shader_atomic_counters, true, false, ARB_shader_atomic_counters),
EXT(ARB_shader_bit_encoding, true, false, ARB_shader_bit_encoding),
EXT(ARB_shader_image_load_store, true, false, ARB_shader_image_load_store),
+ EXT(ARB_shader_precision, true, false, ARB_shader_precision),
EXT(ARB_shader_stencil_export, true, false, ARB_shader_stencil_export),
EXT(ARB_shader_texture_lod, true, false, ARB_shader_texture_lod),
EXT(ARB_shading_language_420pack, true, false, ARB_shading_language_420pack),
EXT(ARB_texture_query_lod, true, false, ARB_texture_query_lod),
EXT(ARB_texture_rectangle, true, false, dummy_true),
EXT(ARB_uniform_buffer_object, true, false, ARB_uniform_buffer_object),
+ EXT(ARB_vertex_attrib_64bit, true, false, ARB_vertex_attrib_64bit),
EXT(ARB_viewport_array, true, false, ARB_viewport_array),
/* KHR extensions go here, sorted alphabetically.
EXT(AMD_shader_stencil_export, true, false, ARB_shader_stencil_export),
EXT(AMD_shader_trinary_minmax, true, false, dummy_true),
EXT(AMD_vertex_shader_layer, true, false, AMD_vertex_shader_layer),
+ EXT(AMD_vertex_shader_viewport_index, true, false, AMD_vertex_shader_viewport_index),
+ EXT(EXT_draw_buffers, false, true, dummy_true),
EXT(EXT_separate_shader_objects, false, true, dummy_true),
EXT(EXT_shader_integer_mix, true, true, EXT_shader_integer_mix),
EXT(EXT_texture_array, true, false, EXT_texture_array),
*/
static const _mesa_glsl_extension *find_extension(const char *name)
{
- for (unsigned i = 0; i < Elements(_mesa_glsl_supported_extensions); ++i) {
+ for (unsigned i = 0; i < ARRAY_SIZE(_mesa_glsl_supported_extensions); ++i) {
if (strcmp(name, _mesa_glsl_supported_extensions[i].name) == 0) {
return &_mesa_glsl_supported_extensions[i];
}
return false;
} else {
for (unsigned i = 0;
- i < Elements(_mesa_glsl_supported_extensions); ++i) {
+ i < ARRAY_SIZE(_mesa_glsl_supported_extensions); ++i) {
const _mesa_glsl_extension *extension
= &_mesa_glsl_supported_extensions[i];
if (extension->compatible_with_state(state)) {
{
printf("{\n");
- foreach_list_const(n, &this->statements) {
- ast_node *ast = exec_node_data(ast_node, n, link);
+ foreach_list_typed(ast_node, ast, link, &this->statements) {
ast->print();
}
subexpressions[0]->print();
printf("( ");
- foreach_list_const (n, &this->expressions) {
- if (n != this->expressions.get_head())
+ foreach_list_typed (ast_node, ast, link, &this->expressions) {
+ if (&ast->link != this->expressions.get_head())
printf(", ");
- ast_node *ast = exec_node_data(ast_node, n, link);
ast->print();
}
printf("%f ", primary_expression.float_constant);
break;
+ case ast_double_constant:
+ printf("%f ", primary_expression.double_constant);
+ break;
+
case ast_bool_constant:
printf("%s ",
primary_expression.bool_constant
case ast_sequence: {
printf("( ");
- foreach_list_const(n, & this->expressions) {
- if (n != this->expressions.get_head())
+ foreach_list_typed (ast_node, ast, link, & this->expressions) {
+ if (&ast->link != this->expressions.get_head())
printf(", ");
- ast_node *ast = exec_node_data(ast_node, n, link);
ast->print();
}
printf(") ");
case ast_aggregate: {
printf("{ ");
- foreach_list_const(n, & this->expressions) {
- if (n != this->expressions.get_head())
+ foreach_list_typed (ast_node, ast, link, & this->expressions) {
+ if (&ast->link != this->expressions.get_head())
printf(", ");
- ast_node *ast = exec_node_data(ast_node, n, link);
ast->print();
}
printf("} ");
return_type->print();
printf(" %s (", identifier);
- foreach_list_const(n, & this->parameters) {
- ast_node *ast = exec_node_data(ast_node, n, link);
+ foreach_list_typed(ast_node, ast, link, & this->parameters) {
ast->print();
}
else
printf("precise ");
- foreach_list_const (ptr, & this->declarations) {
- if (ptr != this->declarations.get_head())
+ foreach_list_typed (ast_node, ast, link, & this->declarations) {
+ if (&ast->link != this->declarations.get_head())
printf(", ");
- ast_node *ast = exec_node_data(ast_node, ptr, link);
ast->print();
}
void ast_case_label_list::print(void) const
{
- foreach_list_const(n, & this->labels) {
- ast_node *ast = exec_node_data(ast_node, n, link);
+ foreach_list_typed(ast_node, ast, link, & this->labels) {
ast->print();
}
printf("\n");
void ast_case_statement::print(void) const
{
labels->print();
- foreach_list_const(n, & this->stmts) {
- ast_node *ast = exec_node_data(ast_node, n, link);
+ foreach_list_typed(ast_node, ast, link, & this->stmts) {
ast->print();
printf("\n");
}
void ast_case_statement_list::print(void) const
{
- foreach_list_const(n, & this->cases) {
- ast_node *ast = exec_node_data(ast_node, n, link);
+ foreach_list_typed(ast_node, ast, link, & this->cases) {
ast->print();
}
}
ast_struct_specifier::print(void) const
{
printf("struct %s { ", name);
- foreach_list_const(n, &this->declarations) {
- ast_node *ast = exec_node_data(ast_node, n, link);
+ foreach_list_typed(ast_node, ast, link, &this->declarations) {
ast->print();
}
printf("} ");
ast_declarator_list *declarator_list)
{
if (identifier == NULL) {
+ static mtx_t mutex = _MTX_INITIALIZER_NP;
static unsigned anon_count = 1;
- identifier = ralloc_asprintf(this, "#anon_struct_%04x", anon_count);
- anon_count++;
+ unsigned count;
+
+ mtx_lock(&mutex);
+ count = anon_count++;
+ mtx_unlock(&mutex);
+
+ identifier = ralloc_asprintf(this, "#anon_struct_%04x", count);
}
name = identifier;
this->declarations.push_degenerate_list_at_head(&declarator_list->link);
assert(!state->fs_redeclares_gl_fragcoord);
assert(!state->fs_pixel_center_integer);
assert(!state->fs_origin_upper_left);
+ assert(!state->fs_early_fragment_tests);
}
switch (shader->Stage) {
shader->origin_upper_left = state->fs_origin_upper_left;
shader->ARB_fragment_coord_conventions_enable =
state->ARB_fragment_coord_conventions_enable;
+ shader->EarlyFragmentTests = state->fs_early_fragment_tests;
break;
default:
new(shader) _mesa_glsl_parse_state(ctx, shader->Stage, shader);
const char *source = shader->Source;
+ if (ctx->Const.GenerateTemporaryNames)
+ (void) p_atomic_cmpxchg(&ir_variable::temporaries_allocate_names,
+ false, true);
+
state->error = glcpp_preprocess(state, &source, &state->info_log,
&ctx->Extensions, ctx);
}
if (dump_ast) {
- foreach_list_const(n, &state->translation_unit) {
- ast_node *ast = exec_node_data(ast_node, n, link);
+ foreach_list_typed(ast_node, ast, link, &state->translation_unit) {
ast->print();
}
printf("\n\n");
if (!state->error && !shader->ir->is_empty()) {
struct gl_shader_compiler_options *options =
- &ctx->ShaderCompilerOptions[shader->Stage];
+ &ctx->Const.ShaderCompilerOptions[shader->Stage];
/* Do some optimization at compile time to reduce shader IR size
* and reduce later work if the same shader is linked multiple times
;
validate_ir_tree(shader->ir);
+
+ enum ir_variable_mode other;
+ switch (shader->Stage) {
+ case MESA_SHADER_VERTEX:
+ other = ir_var_shader_in;
+ break;
+ case MESA_SHADER_FRAGMENT:
+ other = ir_var_shader_out;
+ break;
+ default:
+ /* Something invalid to ensure optimize_dead_builtin_uniforms
+ * doesn't remove anything other than uniforms or constants.
+ */
+ other = ir_var_mode_count;
+ break;
+ }
+
+ optimize_dead_builtin_variables(shader->ir, other);
+
+ validate_ir_tree(shader->ir);
}
if (shader->InfoLog)
ralloc_free(shader->InfoLog);
- shader->symbols = state->symbols;
+ shader->symbols = new(shader->ir) glsl_symbol_table;
shader->CompileStatus = !state->error;
shader->InfoLog = state->info_log;
shader->Version = state->language_version;
/* Retain any live IR, but trash the rest. */
reparent_ir(shader->ir, shader->ir);
+ /* Destroy the symbol table. Create a new symbol table that contains only
+ * the variables and functions that still exist in the IR. The symbol
+ * table will be used later during linking.
+ *
+ * There must NOT be any freed objects still referenced by the symbol
+ * table. That could cause the linker to dereference freed memory.
+ *
+ * We don't have to worry about types or interface-types here because those
+ * are fly-weights that are looked up by glsl_type.
+ */
+ foreach_in_list (ir_instruction, ir, shader->ir) {
+ switch (ir->ir_type) {
+ case ir_type_function:
+ shader->symbols->add_function((ir_function *) ir);
+ break;
+ case ir_type_variable: {
+ ir_variable *const var = (ir_variable *) ir;
+
+ if (var->data.mode != ir_var_temporary)
+ shader->symbols->add_variable(var);
+ break;
+ }
+ default:
+ break;
+ }
+ }
+
+ delete state->symbols;
ralloc_free(state);
}
}
progress = do_if_simplification(ir) || progress;
progress = opt_flatten_nested_if_blocks(ir) || progress;
+ progress = opt_conditional_discard(ir) || progress;
progress = do_copy_propagation(ir) || progress;
progress = do_copy_propagation_elements(ir) || progress;
else
progress = do_constant_variable_unlinked(ir) || progress;
progress = do_constant_folding(ir) || progress;
+ progress = do_minmax_prune(ir) || progress;
progress = do_cse(ir) || progress;
progress = do_rebalance_tree(ir) || progress;
progress = do_algebraic(ir, native_integers, options) || progress;