*
*/
+#include "float64_glsl.h"
#include "glsl_to_nir.h"
#include "ir_visitor.h"
#include "ir_hierarchical_visitor.h"
#include "ir.h"
+#include "ir_optimization.h"
+#include "program.h"
#include "compiler/nir/nir_control_flow.h"
#include "compiler/nir/nir_builder.h"
-#include "main/imports.h"
+#include "compiler/nir/nir_builtin_builder.h"
+#include "compiler/nir/nir_deref.h"
+#include "main/errors.h"
#include "main/mtypes.h"
+#include "main/shaderobj.h"
+#include "util/u_math.h"
/*
* pass to lower GLSL IR to NIR
class nir_visitor : public ir_visitor
{
public:
- nir_visitor(nir_shader *shader);
+ nir_visitor(gl_context *ctx, nir_shader *shader);
~nir_visitor();
virtual void visit(ir_variable *);
virtual void visit(ir_loop *);
virtual void visit(ir_if *);
virtual void visit(ir_discard *);
+ virtual void visit(ir_demote *);
virtual void visit(ir_loop_jump *);
virtual void visit(ir_return *);
virtual void visit(ir_call *);
nir_alu_instr *emit(nir_op op, unsigned dest_size, nir_ssa_def *src1,
nir_ssa_def *src2, nir_ssa_def *src3);
- bool supports_ints;
+ bool supports_std430;
nir_shader *shader;
nir_function_impl *impl;
nir_deref_instr *evaluate_deref(ir_instruction *ir);
+ nir_constant *constant_copy(ir_constant *ir, void *mem_ctx);
+
/* most recent deref instruction created */
nir_deref_instr *deref;
- nir_variable *var; /* variable created by ir_variable visitor */
-
/* whether the IR we're operating on is per-function or global */
bool is_global;
+ ir_function_signature *sig;
+
/* map of ir_variable -> nir_variable */
struct hash_table *var_table;
nir_visitor *visitor;
};
+/* glsl_to_nir can only handle converting certain function paramaters
+ * to NIR. This visitor checks for parameters it can't currently handle.
+ */
+class ir_function_param_visitor : public ir_hierarchical_visitor
+{
+public:
+ ir_function_param_visitor()
+ : unsupported(false)
+ {
+ }
+
+ virtual ir_visitor_status visit_enter(ir_function_signature *ir)
+ {
+
+ if (ir->is_intrinsic())
+ return visit_continue;
+
+ foreach_in_list(ir_variable, param, &ir->parameters) {
+ if (!param->type->is_vector() || !param->type->is_scalar()) {
+ unsupported = true;
+ return visit_stop;
+ }
+
+ if (param->data.mode == ir_var_function_inout) {
+ unsupported = true;
+ return visit_stop;
+ }
+ }
+
+ if (!glsl_type_is_vector_or_scalar(ir->return_type) &&
+ !ir->return_type->is_void()) {
+ unsupported = true;
+ return visit_stop;
+ }
+
+ return visit_continue;
+ }
+
+ bool unsupported;
+};
+
} /* end of anonymous namespace */
+
+static bool
+has_unsupported_function_param(exec_list *ir)
+{
+ ir_function_param_visitor visitor;
+ visit_list_elements(&visitor, ir);
+ return visitor.unsupported;
+}
+
nir_shader *
-glsl_to_nir(const struct gl_shader_program *shader_prog,
+glsl_to_nir(struct gl_context *ctx,
+ const struct gl_shader_program *shader_prog,
gl_shader_stage stage,
const nir_shader_compiler_options *options)
{
struct gl_linked_shader *sh = shader_prog->_LinkedShaders[stage];
+ const struct gl_shader_compiler_options *gl_options =
+ &ctx->Const.ShaderCompilerOptions[stage];
+
+ /* glsl_to_nir can only handle converting certain function paramaters
+ * to NIR. If we find something we can't handle then we get the GLSL IR
+ * opts to remove it before we continue on.
+ *
+ * TODO: add missing glsl ir to nir support and remove this loop.
+ */
+ while (has_unsupported_function_param(sh->ir)) {
+ do_common_optimization(sh->ir, true, true, gl_options,
+ ctx->Const.NativeIntegers);
+ }
+
nir_shader *shader = nir_shader_create(NULL, stage, options,
&sh->Program->info);
- nir_visitor v1(shader);
+ nir_visitor v1(ctx, shader);
nir_function_visitor v2(&v1);
v2.run(sh->ir);
visit_exec_list(sh->ir, &v1);
- nir_lower_constant_initializers(shader, (nir_variable_mode)~0);
+ nir_validate_shader(shader, "after glsl to nir, before function inline");
+
+ /* We have to lower away local constant initializers right before we
+ * inline functions. That way they get properly initialized at the top
+ * of the function and not at the top of its caller.
+ */
+ nir_lower_variable_initializers(shader, (nir_variable_mode)~0);
+ nir_lower_returns(shader);
+ nir_inline_functions(shader);
+ nir_opt_deref(shader);
+
+ nir_validate_shader(shader, "after function inlining and return lowering");
- /* Remap the locations to slots so those requiring two slots will occupy
- * two locations. For instance, if we have in the IR code a dvec3 attr0 in
- * location 0 and vec4 attr1 in location 1, in NIR attr0 will use
- * locations/slots 0 and 1, and attr1 will use location/slot 2 */
- if (shader->info.stage == MESA_SHADER_VERTEX)
- nir_remap_dual_slot_attributes(shader, &sh->Program->DualSlotInputs);
+ /* Now that we have inlined everything remove all of the functions except
+ * main().
+ */
+ foreach_list_typed_safe(nir_function, function, node, &(shader)->functions){
+ if (strcmp("main", function->name) != 0) {
+ exec_node_remove(&function->node);
+ }
+ }
shader->info.name = ralloc_asprintf(shader, "GLSL%d", shader_prog->Name);
if (shader_prog->Label)
shader->info.has_transform_feedback_varyings |=
shader_prog->last_vert_prog->sh.LinkedTransformFeedback->NumVarying > 0;
+ if (shader->info.stage == MESA_SHADER_FRAGMENT) {
+ shader->info.fs.pixel_center_integer = sh->Program->info.fs.pixel_center_integer;
+ shader->info.fs.origin_upper_left = sh->Program->info.fs.origin_upper_left;
+ }
+
return shader;
}
-nir_visitor::nir_visitor(nir_shader *shader)
+nir_visitor::nir_visitor(gl_context *ctx, nir_shader *shader)
{
- this->supports_ints = shader->options->native_integers;
+ this->supports_std430 = ctx->Const.UseSTD430AsDefaultPacking;
this->shader = shader;
this->is_global = true;
- this->var_table = _mesa_hash_table_create(NULL, _mesa_hash_pointer,
- _mesa_key_pointer_equal);
- this->overload_table = _mesa_hash_table_create(NULL, _mesa_hash_pointer,
- _mesa_key_pointer_equal);
+ this->var_table = _mesa_pointer_hash_table_create(NULL);
+ this->overload_table = _mesa_pointer_hash_table_create(NULL);
this->result = NULL;
this->impl = NULL;
- this->var = NULL;
+ this->deref = NULL;
+ this->sig = NULL;
memset(&this->b, 0, sizeof(this->b));
}
return this->deref;
}
-static nir_constant *
-constant_copy(ir_constant *ir, void *mem_ctx)
+nir_constant *
+nir_visitor::constant_copy(ir_constant *ir, void *mem_ctx)
{
if (ir == NULL)
return NULL;
assert(cols == 1);
for (unsigned r = 0; r < rows; r++)
- ret->values[0].u32[r] = ir->value.u[r];
+ ret->values[r].u32 = ir->value.u[r];
+
+ break;
+ case GLSL_TYPE_UINT16:
+ /* Only float base types can be matrices. */
+ assert(cols == 1);
+
+ for (unsigned r = 0; r < rows; r++)
+ ret->values[r].u16 = ir->value.u16[r];
break;
case GLSL_TYPE_INT:
assert(cols == 1);
for (unsigned r = 0; r < rows; r++)
- ret->values[0].i32[r] = ir->value.i[r];
+ ret->values[r].i32 = ir->value.i[r];
break;
- case GLSL_TYPE_FLOAT:
- for (unsigned c = 0; c < cols; c++) {
- for (unsigned r = 0; r < rows; r++)
- ret->values[c].f32[r] = ir->value.f[c * rows + r];
- }
+ case GLSL_TYPE_INT16:
+ /* Only float base types can be matrices. */
+ assert(cols == 1);
+
+ for (unsigned r = 0; r < rows; r++)
+ ret->values[r].i16 = ir->value.i16[r];
break;
+ case GLSL_TYPE_FLOAT:
+ case GLSL_TYPE_FLOAT16:
case GLSL_TYPE_DOUBLE:
- for (unsigned c = 0; c < cols; c++) {
- for (unsigned r = 0; r < rows; r++)
- ret->values[c].f64[r] = ir->value.d[c * rows + r];
+ if (cols > 1) {
+ ret->elements = ralloc_array(mem_ctx, nir_constant *, cols);
+ ret->num_elements = cols;
+ for (unsigned c = 0; c < cols; c++) {
+ nir_constant *col_const = rzalloc(mem_ctx, nir_constant);
+ col_const->num_elements = 0;
+ switch (ir->type->base_type) {
+ case GLSL_TYPE_FLOAT:
+ for (unsigned r = 0; r < rows; r++)
+ col_const->values[r].f32 = ir->value.f[c * rows + r];
+ break;
+
+ case GLSL_TYPE_FLOAT16:
+ for (unsigned r = 0; r < rows; r++)
+ col_const->values[r].u16 = ir->value.f16[c * rows + r];
+ break;
+
+ case GLSL_TYPE_DOUBLE:
+ for (unsigned r = 0; r < rows; r++)
+ col_const->values[r].f64 = ir->value.d[c * rows + r];
+ break;
+
+ default:
+ unreachable("Cannot get here from the first level switch");
+ }
+ ret->elements[c] = col_const;
+ }
+ } else {
+ switch (ir->type->base_type) {
+ case GLSL_TYPE_FLOAT:
+ for (unsigned r = 0; r < rows; r++)
+ ret->values[r].f32 = ir->value.f[r];
+ break;
+
+ case GLSL_TYPE_FLOAT16:
+ for (unsigned r = 0; r < rows; r++)
+ ret->values[r].u16 = ir->value.f16[r];
+ break;
+
+ case GLSL_TYPE_DOUBLE:
+ for (unsigned r = 0; r < rows; r++)
+ ret->values[r].f64 = ir->value.d[r];
+ break;
+
+ default:
+ unreachable("Cannot get here from the first level switch");
+ }
}
break;
assert(cols == 1);
for (unsigned r = 0; r < rows; r++)
- ret->values[0].u64[r] = ir->value.u64[r];
+ ret->values[r].u64 = ir->value.u64[r];
break;
case GLSL_TYPE_INT64:
assert(cols == 1);
for (unsigned r = 0; r < rows; r++)
- ret->values[0].i64[r] = ir->value.i64[r];
+ ret->values[r].i64 = ir->value.i64[r];
break;
case GLSL_TYPE_BOOL:
assert(cols == 1);
for (unsigned r = 0; r < rows; r++)
- ret->values[0].u32[r] = ir->value.b[r] ? NIR_TRUE : NIR_FALSE;
+ ret->values[r].b = ir->value.b[r];
break;
return ret;
}
+static const glsl_type *
+wrap_type_in_array(const glsl_type *elem_type, const glsl_type *array_type)
+{
+ if (!array_type->is_array())
+ return elem_type;
+
+ elem_type = wrap_type_in_array(elem_type, array_type->fields.array);
+
+ return glsl_type::get_array_instance(elem_type, array_type->length);
+}
+
+static unsigned
+get_nir_how_declared(unsigned how_declared)
+{
+ if (how_declared == ir_var_hidden)
+ return nir_var_hidden;
+
+ return nir_var_declared_normally;
+}
+
void
nir_visitor::visit(ir_variable *ir)
{
if (ir->data.mode == ir_var_shader_shared)
return;
+ /* FINISHME: inout parameters */
+ assert(ir->data.mode != ir_var_function_inout);
+
+ if (ir->data.mode == ir_var_function_out)
+ return;
+
nir_variable *var = rzalloc(shader, nir_variable);
var->type = ir->type;
var->name = ralloc_strdup(var, ir->name);
var->data.centroid = ir->data.centroid;
var->data.sample = ir->data.sample;
var->data.patch = ir->data.patch;
+ var->data.how_declared = get_nir_how_declared(ir->data.how_declared);
var->data.invariant = ir->data.invariant;
var->data.location = ir->data.location;
var->data.stream = ir->data.stream;
+ if (ir->data.stream & (1u << 31))
+ var->data.stream |= NIR_STREAM_PACKED;
+
+ var->data.precision = ir->data.precision;
+ var->data.explicit_location = ir->data.explicit_location;
+ var->data.matrix_layout = ir->data.matrix_layout;
+ var->data.from_named_ifc_block = ir->data.from_named_ifc_block;
var->data.compact = false;
switch(ir->data.mode) {
case ir_var_auto:
case ir_var_temporary:
if (is_global)
- var->data.mode = nir_var_global;
+ var->data.mode = nir_var_shader_temp;
else
- var->data.mode = nir_var_local;
+ var->data.mode = nir_var_function_temp;
break;
case ir_var_function_in:
- case ir_var_function_out:
- case ir_var_function_inout:
case ir_var_const_in:
- var->data.mode = nir_var_local;
+ var->data.mode = nir_var_function_temp;
break;
case ir_var_shader_in:
- if (shader->info.stage == MESA_SHADER_FRAGMENT &&
- ir->data.location == VARYING_SLOT_FACE) {
- /* For whatever reason, GLSL IR makes gl_FrontFacing an input */
- var->data.location = SYSTEM_VALUE_FRONT_FACE;
- var->data.mode = nir_var_system_value;
- } else if (shader->info.stage == MESA_SHADER_GEOMETRY &&
- ir->data.location == VARYING_SLOT_PRIMITIVE_ID) {
+ if (shader->info.stage == MESA_SHADER_GEOMETRY &&
+ ir->data.location == VARYING_SLOT_PRIMITIVE_ID) {
/* For whatever reason, GLSL IR makes gl_PrimitiveIDIn an input */
var->data.location = SYSTEM_VALUE_PRIMITIVE_ID;
var->data.mode = nir_var_system_value;
ir->data.location == VARYING_SLOT_TESS_LEVEL_OUTER)) {
var->data.compact = ir->type->without_array()->is_scalar();
}
+
+ if (shader->info.stage > MESA_SHADER_VERTEX &&
+ ir->data.location >= VARYING_SLOT_CLIP_DIST0 &&
+ ir->data.location <= VARYING_SLOT_CULL_DIST1) {
+ var->data.compact = ir->type->without_array()->is_scalar();
+ }
}
break;
ir->data.location == VARYING_SLOT_TESS_LEVEL_OUTER)) {
var->data.compact = ir->type->without_array()->is_scalar();
}
+
+ if (shader->info.stage <= MESA_SHADER_GEOMETRY &&
+ ir->data.location >= VARYING_SLOT_CLIP_DIST0 &&
+ ir->data.location <= VARYING_SLOT_CULL_DIST1) {
+ var->data.compact = ir->type->without_array()->is_scalar();
+ }
break;
case ir_var_uniform:
- var->data.mode = nir_var_uniform;
+ if (ir->get_interface_type())
+ var->data.mode = nir_var_mem_ubo;
+ else
+ var->data.mode = nir_var_uniform;
break;
case ir_var_shader_storage:
- var->data.mode = nir_var_shader_storage;
+ var->data.mode = nir_var_mem_ssbo;
break;
case ir_var_system_value:
unreachable("not reached");
}
- var->data.interpolation = ir->data.interpolation;
- var->data.origin_upper_left = ir->data.origin_upper_left;
- var->data.pixel_center_integer = ir->data.pixel_center_integer;
- var->data.location_frac = ir->data.location_frac;
+ unsigned mem_access = 0;
+ if (ir->data.memory_read_only)
+ mem_access |= ACCESS_NON_WRITEABLE;
+ if (ir->data.memory_write_only)
+ mem_access |= ACCESS_NON_READABLE;
+ if (ir->data.memory_coherent)
+ mem_access |= ACCESS_COHERENT;
+ if (ir->data.memory_volatile)
+ mem_access |= ACCESS_VOLATILE;
+ if (ir->data.memory_restrict)
+ mem_access |= ACCESS_RESTRICT;
+
+ var->interface_type = ir->get_interface_type();
+
+ /* For UBO and SSBO variables, we need explicit types */
+ if (var->data.mode & (nir_var_mem_ubo | nir_var_mem_ssbo)) {
+ const glsl_type *explicit_ifc_type =
+ ir->get_interface_type()->get_explicit_interface_type(supports_std430);
+
+ var->interface_type = explicit_ifc_type;
- if (var->data.pixel_center_integer) {
- assert(shader->info.stage == MESA_SHADER_FRAGMENT);
- shader->info.fs.pixel_center_integer = true;
+ if (ir->type->without_array()->is_interface()) {
+ /* If the type contains the interface, wrap the explicit type in the
+ * right number of arrays.
+ */
+ var->type = wrap_type_in_array(explicit_ifc_type, ir->type);
+ } else {
+ /* Otherwise, this variable is one entry in the interface */
+ UNUSED bool found = false;
+ for (unsigned i = 0; i < explicit_ifc_type->length; i++) {
+ const glsl_struct_field *field =
+ &explicit_ifc_type->fields.structure[i];
+ if (strcmp(ir->name, field->name) != 0)
+ continue;
+
+ var->type = field->type;
+ if (field->memory_read_only)
+ mem_access |= ACCESS_NON_WRITEABLE;
+ if (field->memory_write_only)
+ mem_access |= ACCESS_NON_READABLE;
+ if (field->memory_coherent)
+ mem_access |= ACCESS_COHERENT;
+ if (field->memory_volatile)
+ mem_access |= ACCESS_VOLATILE;
+ if (field->memory_restrict)
+ mem_access |= ACCESS_RESTRICT;
+
+ found = true;
+ break;
+ }
+ assert(found);
+ }
}
+ var->data.interpolation = ir->data.interpolation;
+ var->data.location_frac = ir->data.location_frac;
+
switch (ir->data.depth_layout) {
case ir_depth_layout_none:
var->data.depth_layout = nir_depth_layout_none;
var->data.explicit_binding = ir->data.explicit_binding;
var->data.bindless = ir->data.bindless;
var->data.offset = ir->data.offset;
+ var->data.access = (gl_access_qualifier)mem_access;
- unsigned image_access = 0;
- if (ir->data.memory_read_only)
- image_access |= ACCESS_NON_WRITEABLE;
- if (ir->data.memory_write_only)
- image_access |= ACCESS_NON_READABLE;
- if (ir->data.memory_coherent)
- image_access |= ACCESS_COHERENT;
- if (ir->data.memory_volatile)
- image_access |= ACCESS_VOLATILE;
- if (ir->data.memory_restrict)
- image_access |= ACCESS_RESTRICT;
- var->data.image.access = (gl_access_qualifier)image_access;
- var->data.image.format = ir->data.image_format;
+ if (var->type->without_array()->is_image()) {
+ var->data.image.format = ir->data.image_format;
+ } else if (var->data.mode == nir_var_shader_out) {
+ var->data.xfb.buffer = ir->data.xfb_buffer;
+ var->data.xfb.stride = ir->data.xfb_stride;
+ }
var->data.fb_fetch_output = ir->data.fb_fetch_output;
var->data.explicit_xfb_buffer = ir->data.explicit_xfb_buffer;
var->data.explicit_xfb_stride = ir->data.explicit_xfb_stride;
- var->data.xfb_buffer = ir->data.xfb_buffer;
- var->data.xfb_stride = ir->data.xfb_stride;
var->num_state_slots = ir->get_num_state_slots();
if (var->num_state_slots > 0) {
var->constant_initializer = constant_copy(ir->constant_initializer, var);
- var->interface_type = ir->get_interface_type();
-
- if (var->data.mode == nir_var_local)
+ if (var->data.mode == nir_var_function_temp)
nir_function_impl_add_variable(impl, var);
else
nir_shader_add_variable(shader, var);
_mesa_hash_table_insert(var_table, ir, var);
- this->var = var;
}
ir_visitor_status
return;
nir_function *func = nir_function_create(shader, ir->function_name());
+ if (strcmp(ir->function_name(), "main") == 0)
+ func->is_entrypoint = true;
+
+ func->num_params = ir->parameters.length() +
+ (ir->return_type != glsl_type::void_type);
+ func->params = ralloc_array(shader, nir_parameter, func->num_params);
+
+ unsigned np = 0;
+
+ if (ir->return_type != glsl_type::void_type) {
+ /* The return value is a variable deref (basically an out parameter) */
+ func->params[np].num_components = 1;
+ func->params[np].bit_size = 32;
+ np++;
+ }
- assert(ir->parameters.is_empty());
- assert(ir->return_type == glsl_type::void_type);
+ foreach_in_list(ir_variable, param, &ir->parameters) {
+ /* FINISHME: pass arrays, structs, etc by reference? */
+ assert(param->type->is_vector() || param->type->is_scalar());
+
+ if (param->data.mode == ir_var_function_in) {
+ func->params[np].num_components = param->type->vector_elements;
+ func->params[np].bit_size = glsl_get_bit_size(param->type);
+ } else {
+ func->params[np].num_components = 1;
+ func->params[np].bit_size = 32;
+ }
+ np++;
+ }
+ assert(np == func->num_params);
_mesa_hash_table_insert(this->overload_table, ir, func);
}
if (ir->is_intrinsic())
return;
+ this->sig = ir;
+
struct hash_entry *entry =
_mesa_hash_table_search(this->overload_table, ir);
nir_function_impl *impl = nir_function_impl_create(func);
this->impl = impl;
- assert(strcmp(func->name, "main") == 0);
- assert(ir->parameters.is_empty());
-
this->is_global = false;
nir_builder_init(&b, impl);
b.cursor = nir_after_cf_list(&impl->body);
+
+ unsigned i = (ir->return_type != glsl_type::void_type) ? 1 : 0;
+
+ foreach_in_list(ir_variable, param, &ir->parameters) {
+ nir_variable *var =
+ nir_local_variable_create(impl, param->type, param->name);
+
+ if (param->data.mode == ir_var_function_in) {
+ nir_store_var(&b, var, nir_load_param(&b, i), ~0);
+ }
+
+ _mesa_hash_table_insert(var_table, param, var);
+ i++;
+ }
+
visit_exec_list(&ir->body, this);
this->is_global = true;
nir_builder_instr_insert(&b, &discard->instr);
}
+void
+nir_visitor::visit(ir_demote *ir)
+{
+ nir_intrinsic_instr *demote =
+ nir_intrinsic_instr_create(this->shader, nir_intrinsic_demote);
+
+ nir_builder_instr_insert(&b, &demote->instr);
+}
+
void
nir_visitor::visit(ir_emit_vertex *ir)
{
void
nir_visitor::visit(ir_return *ir)
{
- assert(ir->value == NULL);
+ if (ir->value != NULL) {
+ nir_deref_instr *ret_deref =
+ nir_build_deref_cast(&b, nir_load_param(&b, 0),
+ nir_var_function_temp, ir->value->type, 0);
+
+ nir_ssa_def *val = evaluate_rvalue(ir->value);
+ nir_store_deref(&b, ret_deref, val, ~0);
+ }
+
nir_jump_instr *instr = nir_jump_instr_create(this->shader, nir_jump_return);
nir_builder_instr_insert(&b, &instr->instr);
}
+static void
+intrinsic_set_std430_align(nir_intrinsic_instr *intrin, const glsl_type *type)
+{
+ unsigned bit_size = type->is_boolean() ? 32 : glsl_get_bit_size(type);
+ unsigned pow2_components = util_next_power_of_two(type->vector_elements);
+ nir_intrinsic_set_align(intrin, (bit_size / 8) * pow2_components, 0);
+}
+
+/* Accumulate any qualifiers along the deref chain to get the actual
+ * load/store qualifier.
+ */
+
+static enum gl_access_qualifier
+deref_get_qualifier(nir_deref_instr *deref)
+{
+ nir_deref_path path;
+ nir_deref_path_init(&path, deref, NULL);
+
+ unsigned qualifiers = path.path[0]->var->data.access;
+
+ const glsl_type *parent_type = path.path[0]->type;
+ for (nir_deref_instr **cur_ptr = &path.path[1]; *cur_ptr; cur_ptr++) {
+ nir_deref_instr *cur = *cur_ptr;
+
+ if (parent_type->is_interface()) {
+ const struct glsl_struct_field *field =
+ &parent_type->fields.structure[cur->strct.index];
+ if (field->memory_read_only)
+ qualifiers |= ACCESS_NON_WRITEABLE;
+ if (field->memory_write_only)
+ qualifiers |= ACCESS_NON_READABLE;
+ if (field->memory_coherent)
+ qualifiers |= ACCESS_COHERENT;
+ if (field->memory_volatile)
+ qualifiers |= ACCESS_VOLATILE;
+ if (field->memory_restrict)
+ qualifiers |= ACCESS_RESTRICT;
+ }
+
+ parent_type = cur->type;
+ }
+
+ nir_deref_path_finish(&path);
+
+ return (gl_access_qualifier) qualifiers;
+}
+
void
nir_visitor::visit(ir_call *ir)
{
nir_intrinsic_op op;
switch (ir->callee->intrinsic_id) {
+ case ir_intrinsic_generic_atomic_add:
+ op = ir->return_deref->type->is_integer_32_64()
+ ? nir_intrinsic_deref_atomic_add : nir_intrinsic_deref_atomic_fadd;
+ break;
+ case ir_intrinsic_generic_atomic_and:
+ op = nir_intrinsic_deref_atomic_and;
+ break;
+ case ir_intrinsic_generic_atomic_or:
+ op = nir_intrinsic_deref_atomic_or;
+ break;
+ case ir_intrinsic_generic_atomic_xor:
+ op = nir_intrinsic_deref_atomic_xor;
+ break;
+ case ir_intrinsic_generic_atomic_min:
+ assert(ir->return_deref);
+ if (ir->return_deref->type == glsl_type::int_type)
+ op = nir_intrinsic_deref_atomic_imin;
+ else if (ir->return_deref->type == glsl_type::uint_type)
+ op = nir_intrinsic_deref_atomic_umin;
+ else if (ir->return_deref->type == glsl_type::float_type)
+ op = nir_intrinsic_deref_atomic_fmin;
+ else
+ unreachable("Invalid type");
+ break;
+ case ir_intrinsic_generic_atomic_max:
+ assert(ir->return_deref);
+ if (ir->return_deref->type == glsl_type::int_type)
+ op = nir_intrinsic_deref_atomic_imax;
+ else if (ir->return_deref->type == glsl_type::uint_type)
+ op = nir_intrinsic_deref_atomic_umax;
+ else if (ir->return_deref->type == glsl_type::float_type)
+ op = nir_intrinsic_deref_atomic_fmax;
+ else
+ unreachable("Invalid type");
+ break;
+ case ir_intrinsic_generic_atomic_exchange:
+ op = nir_intrinsic_deref_atomic_exchange;
+ break;
+ case ir_intrinsic_generic_atomic_comp_swap:
+ op = ir->return_deref->type->is_integer_32_64()
+ ? nir_intrinsic_deref_atomic_comp_swap
+ : nir_intrinsic_deref_atomic_fcomp_swap;
+ break;
case ir_intrinsic_atomic_counter_read:
op = nir_intrinsic_atomic_counter_read_deref;
break;
: nir_intrinsic_image_deref_atomic_fadd;
break;
case ir_intrinsic_image_atomic_min:
- op = nir_intrinsic_image_deref_atomic_min;
+ if (ir->return_deref->type == glsl_type::int_type)
+ op = nir_intrinsic_image_deref_atomic_imin;
+ else if (ir->return_deref->type == glsl_type::uint_type)
+ op = nir_intrinsic_image_deref_atomic_umin;
+ else
+ unreachable("Invalid type");
break;
case ir_intrinsic_image_atomic_max:
- op = nir_intrinsic_image_deref_atomic_max;
+ if (ir->return_deref->type == glsl_type::int_type)
+ op = nir_intrinsic_image_deref_atomic_imax;
+ else if (ir->return_deref->type == glsl_type::uint_type)
+ op = nir_intrinsic_image_deref_atomic_umax;
+ else
+ unreachable("Invalid type");
break;
case ir_intrinsic_image_atomic_and:
op = nir_intrinsic_image_deref_atomic_and;
case ir_intrinsic_image_atomic_comp_swap:
op = nir_intrinsic_image_deref_atomic_comp_swap;
break;
+ case ir_intrinsic_image_atomic_inc_wrap:
+ op = nir_intrinsic_image_deref_atomic_inc_wrap;
+ break;
+ case ir_intrinsic_image_atomic_dec_wrap:
+ op = nir_intrinsic_image_deref_atomic_dec_wrap;
+ break;
case ir_intrinsic_memory_barrier:
op = nir_intrinsic_memory_barrier;
break;
op = nir_intrinsic_image_deref_samples;
break;
case ir_intrinsic_ssbo_store:
- op = nir_intrinsic_store_ssbo;
- break;
case ir_intrinsic_ssbo_load:
- op = nir_intrinsic_load_ssbo;
- break;
case ir_intrinsic_ssbo_atomic_add:
- op = ir->return_deref->type->is_integer_32_64()
- ? nir_intrinsic_ssbo_atomic_add : nir_intrinsic_ssbo_atomic_fadd;
- break;
case ir_intrinsic_ssbo_atomic_and:
- op = nir_intrinsic_ssbo_atomic_and;
- break;
case ir_intrinsic_ssbo_atomic_or:
- op = nir_intrinsic_ssbo_atomic_or;
- break;
case ir_intrinsic_ssbo_atomic_xor:
- op = nir_intrinsic_ssbo_atomic_xor;
- break;
case ir_intrinsic_ssbo_atomic_min:
- assert(ir->return_deref);
- if (ir->return_deref->type == glsl_type::int_type)
- op = nir_intrinsic_ssbo_atomic_imin;
- else if (ir->return_deref->type == glsl_type::uint_type)
- op = nir_intrinsic_ssbo_atomic_umin;
- else if (ir->return_deref->type == glsl_type::float_type)
- op = nir_intrinsic_ssbo_atomic_fmin;
- else
- unreachable("Invalid type");
- break;
case ir_intrinsic_ssbo_atomic_max:
- assert(ir->return_deref);
- if (ir->return_deref->type == glsl_type::int_type)
- op = nir_intrinsic_ssbo_atomic_imax;
- else if (ir->return_deref->type == glsl_type::uint_type)
- op = nir_intrinsic_ssbo_atomic_umax;
- else if (ir->return_deref->type == glsl_type::float_type)
- op = nir_intrinsic_ssbo_atomic_fmax;
- else
- unreachable("Invalid type");
- break;
case ir_intrinsic_ssbo_atomic_exchange:
- op = nir_intrinsic_ssbo_atomic_exchange;
- break;
case ir_intrinsic_ssbo_atomic_comp_swap:
- op = ir->return_deref->type->is_integer_32_64()
- ? nir_intrinsic_ssbo_atomic_comp_swap
- : nir_intrinsic_ssbo_atomic_fcomp_swap;
- break;
+ /* SSBO store/loads should only have been lowered in GLSL IR for
+ * non-nir drivers, NIR drivers make use of gl_nir_lower_buffers()
+ * instead.
+ */
+ unreachable("Invalid operation nir doesn't want lowered ssbo "
+ "store/loads");
case ir_intrinsic_shader_clock:
op = nir_intrinsic_shader_clock;
break;
case ir_intrinsic_end_invocation_interlock:
op = nir_intrinsic_end_invocation_interlock;
break;
- case ir_intrinsic_begin_fragment_shader_ordering:
- op = nir_intrinsic_begin_fragment_shader_ordering;
- break;
case ir_intrinsic_group_memory_barrier:
op = nir_intrinsic_group_memory_barrier;
break;
case ir_intrinsic_read_first_invocation:
op = nir_intrinsic_read_first_invocation;
break;
+ case ir_intrinsic_helper_invocation:
+ op = nir_intrinsic_is_helper_invocation;
+ break;
default:
unreachable("not reached");
}
nir_ssa_def *ret = &instr->dest.ssa;
switch (op) {
+ case nir_intrinsic_deref_atomic_add:
+ case nir_intrinsic_deref_atomic_imin:
+ case nir_intrinsic_deref_atomic_umin:
+ case nir_intrinsic_deref_atomic_imax:
+ case nir_intrinsic_deref_atomic_umax:
+ case nir_intrinsic_deref_atomic_and:
+ case nir_intrinsic_deref_atomic_or:
+ case nir_intrinsic_deref_atomic_xor:
+ case nir_intrinsic_deref_atomic_exchange:
+ case nir_intrinsic_deref_atomic_comp_swap:
+ case nir_intrinsic_deref_atomic_fadd:
+ case nir_intrinsic_deref_atomic_fmin:
+ case nir_intrinsic_deref_atomic_fmax:
+ case nir_intrinsic_deref_atomic_fcomp_swap: {
+ int param_count = ir->actual_parameters.length();
+ assert(param_count == 2 || param_count == 3);
+
+ /* Deref */
+ exec_node *param = ir->actual_parameters.get_head();
+ ir_rvalue *rvalue = (ir_rvalue *) param;
+ ir_dereference *deref = rvalue->as_dereference();
+ ir_swizzle *swizzle = NULL;
+ if (!deref) {
+ /* We may have a swizzle to pick off a single vec4 component */
+ swizzle = rvalue->as_swizzle();
+ assert(swizzle && swizzle->type->vector_elements == 1);
+ deref = swizzle->val->as_dereference();
+ assert(deref);
+ }
+ nir_deref_instr *nir_deref = evaluate_deref(deref);
+ if (swizzle) {
+ nir_deref = nir_build_deref_array_imm(&b, nir_deref,
+ swizzle->mask.x);
+ }
+ instr->src[0] = nir_src_for_ssa(&nir_deref->dest.ssa);
+
+ nir_intrinsic_set_access(instr, deref_get_qualifier(nir_deref));
+
+ /* data1 parameter (this is always present) */
+ param = param->get_next();
+ ir_instruction *inst = (ir_instruction *) param;
+ instr->src[1] = nir_src_for_ssa(evaluate_rvalue(inst->as_rvalue()));
+
+ /* data2 parameter (only with atomic_comp_swap) */
+ if (param_count == 3) {
+ assert(op == nir_intrinsic_deref_atomic_comp_swap ||
+ op == nir_intrinsic_deref_atomic_fcomp_swap);
+ param = param->get_next();
+ inst = (ir_instruction *) param;
+ instr->src[2] = nir_src_for_ssa(evaluate_rvalue(inst->as_rvalue()));
+ }
+
+ /* Atomic result */
+ assert(ir->return_deref);
+ nir_ssa_dest_init(&instr->instr, &instr->dest,
+ ir->return_deref->type->vector_elements, 32, NULL);
+ nir_builder_instr_insert(&b, &instr->instr);
+ break;
+ }
case nir_intrinsic_atomic_counter_read_deref:
case nir_intrinsic_atomic_counter_inc_deref:
case nir_intrinsic_atomic_counter_pre_dec_deref:
case nir_intrinsic_image_deref_load:
case nir_intrinsic_image_deref_store:
case nir_intrinsic_image_deref_atomic_add:
- case nir_intrinsic_image_deref_atomic_min:
- case nir_intrinsic_image_deref_atomic_max:
+ case nir_intrinsic_image_deref_atomic_imin:
+ case nir_intrinsic_image_deref_atomic_umin:
+ case nir_intrinsic_image_deref_atomic_imax:
+ case nir_intrinsic_image_deref_atomic_umax:
case nir_intrinsic_image_deref_atomic_and:
case nir_intrinsic_image_deref_atomic_or:
case nir_intrinsic_image_deref_atomic_xor:
case nir_intrinsic_image_deref_atomic_comp_swap:
case nir_intrinsic_image_deref_atomic_fadd:
case nir_intrinsic_image_deref_samples:
- case nir_intrinsic_image_deref_size: {
+ case nir_intrinsic_image_deref_size:
+ case nir_intrinsic_image_deref_atomic_inc_wrap:
+ case nir_intrinsic_image_deref_atomic_dec_wrap: {
nir_ssa_undef_instr *instr_undef =
nir_ssa_undef_instr_create(shader, 1, 32);
nir_builder_instr_insert(&b, &instr_undef->instr);
/* Set the image variable dereference. */
exec_node *param = ir->actual_parameters.get_head();
ir_dereference *image = (ir_dereference *)param;
- const glsl_type *type =
- image->variable_referenced()->type->without_array();
+ nir_deref_instr *deref = evaluate_deref(image);
+ const glsl_type *type = deref->type;
- instr->src[0] = nir_src_for_ssa(&evaluate_deref(image)->dest.ssa);
+ nir_intrinsic_set_access(instr, deref_get_qualifier(deref));
+
+ instr->src[0] = nir_src_for_ssa(&deref->dest.ssa);
param = param->get_next();
/* Set the intrinsic destination. */
instr->src[3] =
nir_src_for_ssa(evaluate_rvalue((ir_dereference *)param));
param = param->get_next();
+ } else if (op == nir_intrinsic_image_deref_load) {
+ instr->src[3] = nir_src_for_ssa(nir_imm_int(&b, 0)); /* LOD */
}
if (!param->is_tail_sentinel()) {
instr->src[4] =
nir_src_for_ssa(evaluate_rvalue((ir_dereference *)param));
param = param->get_next();
+ } else if (op == nir_intrinsic_image_deref_store) {
+ instr->src[4] = nir_src_for_ssa(nir_imm_int(&b, 0)); /* LOD */
}
+
nir_builder_instr_insert(&b, &instr->instr);
break;
}
break;
case nir_intrinsic_shader_clock:
nir_ssa_dest_init(&instr->instr, &instr->dest, 2, 32, NULL);
- instr->num_components = 2;
+ nir_intrinsic_set_memory_scope(instr, NIR_SCOPE_SUBGROUP);
nir_builder_instr_insert(&b, &instr->instr);
break;
case nir_intrinsic_begin_invocation_interlock:
case nir_intrinsic_end_invocation_interlock:
nir_builder_instr_insert(&b, &instr->instr);
break;
- case nir_intrinsic_begin_fragment_shader_ordering:
- nir_builder_instr_insert(&b, &instr->instr);
- break;
case nir_intrinsic_store_ssbo: {
exec_node *param = ir->actual_parameters.get_head();
ir_rvalue *block = ((ir_instruction *)param)->as_rvalue();
assert(write_mask);
nir_ssa_def *nir_val = evaluate_rvalue(val);
- assert(!val->type->is_boolean() || nir_val->bit_size == 32);
+ if (val->type->is_boolean())
+ nir_val = nir_b2i32(&b, nir_val);
instr->src[0] = nir_src_for_ssa(nir_val);
instr->src[1] = nir_src_for_ssa(evaluate_rvalue(block));
instr->src[2] = nir_src_for_ssa(evaluate_rvalue(offset));
+ intrinsic_set_std430_align(instr, val->type);
nir_intrinsic_set_write_mask(instr, write_mask->value.u[0]);
instr->num_components = val->type->vector_elements;
nir_builder_instr_insert(&b, &instr->instr);
break;
}
- case nir_intrinsic_load_ssbo: {
- exec_node *param = ir->actual_parameters.get_head();
- ir_rvalue *block = ((ir_instruction *)param)->as_rvalue();
-
- param = param->get_next();
- ir_rvalue *offset = ((ir_instruction *)param)->as_rvalue();
-
- instr->src[0] = nir_src_for_ssa(evaluate_rvalue(block));
- instr->src[1] = nir_src_for_ssa(evaluate_rvalue(offset));
-
- const glsl_type *type = ir->return_deref->var->type;
- instr->num_components = type->vector_elements;
-
- /* Setup destination register */
- unsigned bit_size = type->is_boolean() ? 32 : glsl_get_bit_size(type);
- nir_ssa_dest_init(&instr->instr, &instr->dest,
- type->vector_elements, bit_size, NULL);
-
- /* Insert the created nir instruction now since in the case of boolean
- * result we will need to emit another instruction after it
- */
- nir_builder_instr_insert(&b, &instr->instr);
-
- /*
- * In SSBO/UBO's, a true boolean value is any non-zero value, but we
- * consider a true boolean to be ~0. Fix this up with a != 0
- * comparison.
- */
- if (type->is_boolean())
- ret = nir_i2b(&b, &instr->dest.ssa);
- break;
- }
- case nir_intrinsic_ssbo_atomic_add:
- case nir_intrinsic_ssbo_atomic_imin:
- case nir_intrinsic_ssbo_atomic_umin:
- case nir_intrinsic_ssbo_atomic_imax:
- case nir_intrinsic_ssbo_atomic_umax:
- case nir_intrinsic_ssbo_atomic_and:
- case nir_intrinsic_ssbo_atomic_or:
- case nir_intrinsic_ssbo_atomic_xor:
- case nir_intrinsic_ssbo_atomic_exchange:
- case nir_intrinsic_ssbo_atomic_comp_swap:
- case nir_intrinsic_ssbo_atomic_fadd:
- case nir_intrinsic_ssbo_atomic_fmin:
- case nir_intrinsic_ssbo_atomic_fmax:
- case nir_intrinsic_ssbo_atomic_fcomp_swap: {
- int param_count = ir->actual_parameters.length();
- assert(param_count == 3 || param_count == 4);
-
- /* Block index */
- exec_node *param = ir->actual_parameters.get_head();
- ir_instruction *inst = (ir_instruction *) param;
- instr->src[0] = nir_src_for_ssa(evaluate_rvalue(inst->as_rvalue()));
-
- /* Offset */
- param = param->get_next();
- inst = (ir_instruction *) param;
- instr->src[1] = nir_src_for_ssa(evaluate_rvalue(inst->as_rvalue()));
-
- /* data1 parameter (this is always present) */
- param = param->get_next();
- inst = (ir_instruction *) param;
- instr->src[2] = nir_src_for_ssa(evaluate_rvalue(inst->as_rvalue()));
-
- /* data2 parameter (only with atomic_comp_swap) */
- if (param_count == 4) {
- assert(op == nir_intrinsic_ssbo_atomic_comp_swap ||
- op == nir_intrinsic_ssbo_atomic_fcomp_swap);
- param = param->get_next();
- inst = (ir_instruction *) param;
- instr->src[3] = nir_src_for_ssa(evaluate_rvalue(inst->as_rvalue()));
- }
-
- /* Atomic result */
- assert(ir->return_deref);
- nir_ssa_dest_init(&instr->instr, &instr->dest,
- ir->return_deref->type->vector_elements, 32, NULL);
- nir_builder_instr_insert(&b, &instr->instr);
- break;
- }
case nir_intrinsic_load_shared: {
exec_node *param = ir->actual_parameters.get_head();
ir_rvalue *offset = ((ir_instruction *)param)->as_rvalue();
const glsl_type *type = ir->return_deref->var->type;
instr->num_components = type->vector_elements;
+ intrinsic_set_std430_align(instr, type);
/* Setup destination register */
unsigned bit_size = type->is_boolean() ? 32 : glsl_get_bit_size(type);
type->vector_elements, bit_size, NULL);
nir_builder_instr_insert(&b, &instr->instr);
+
+ /* The value in shared memory is a 32-bit value */
+ if (type->is_boolean())
+ ret = nir_b2b1(&b, &instr->dest.ssa);
break;
}
case nir_intrinsic_store_shared: {
nir_intrinsic_set_write_mask(instr, write_mask->value.u[0]);
nir_ssa_def *nir_val = evaluate_rvalue(val);
- assert(!val->type->is_boolean() || nir_val->bit_size == 32);
+ /* The value in shared memory is a 32-bit value */
+ if (val->type->is_boolean())
+ nir_val = nir_b2b32(&b, nir_val);
instr->src[0] = nir_src_for_ssa(nir_val);
instr->num_components = val->type->vector_elements;
+ intrinsic_set_std430_align(instr, val->type);
nir_builder_instr_insert(&b, &instr->instr);
break;
nir_builder_instr_insert(&b, &instr->instr);
break;
}
- case nir_intrinsic_vote_any:
- case nir_intrinsic_vote_all:
- case nir_intrinsic_vote_ieq: {
- nir_ssa_dest_init(&instr->instr, &instr->dest, 1, 32, NULL);
+ case nir_intrinsic_vote_ieq:
instr->num_components = 1;
+ /* fall-through */
+ case nir_intrinsic_vote_any:
+ case nir_intrinsic_vote_all: {
+ nir_ssa_dest_init(&instr->instr, &instr->dest, 1, 1, NULL);
ir_rvalue *value = (ir_rvalue *) ir->actual_parameters.get_head();
instr->src[0] = nir_src_for_ssa(evaluate_rvalue(value));
nir_builder_instr_insert(&b, &instr->instr);
break;
}
+ case nir_intrinsic_is_helper_invocation: {
+ nir_ssa_dest_init(&instr->instr, &instr->dest, 1, 1, NULL);
+ nir_builder_instr_insert(&b, &instr->instr);
+ break;
+ }
default:
unreachable("not reached");
}
return;
}
- unreachable("glsl_to_nir only handles function calls to intrinsics");
+ struct hash_entry *entry =
+ _mesa_hash_table_search(this->overload_table, ir->callee);
+ assert(entry);
+ nir_function *callee = (nir_function *) entry->data;
+
+ nir_call_instr *call = nir_call_instr_create(this->shader, callee);
+
+ unsigned i = 0;
+ nir_deref_instr *ret_deref = NULL;
+ if (ir->return_deref) {
+ nir_variable *ret_tmp =
+ nir_local_variable_create(this->impl, ir->return_deref->type,
+ "return_tmp");
+ ret_deref = nir_build_deref_var(&b, ret_tmp);
+ call->params[i++] = nir_src_for_ssa(&ret_deref->dest.ssa);
+ }
+
+ foreach_two_lists(formal_node, &ir->callee->parameters,
+ actual_node, &ir->actual_parameters) {
+ ir_rvalue *param_rvalue = (ir_rvalue *) actual_node;
+ ir_variable *sig_param = (ir_variable *) formal_node;
+
+ if (sig_param->data.mode == ir_var_function_out) {
+ nir_deref_instr *out_deref = evaluate_deref(param_rvalue);
+ call->params[i] = nir_src_for_ssa(&out_deref->dest.ssa);
+ } else if (sig_param->data.mode == ir_var_function_in) {
+ nir_ssa_def *val = evaluate_rvalue(param_rvalue);
+ nir_src src = nir_src_for_ssa(val);
+
+ nir_src_copy(&call->params[i], &src, call);
+ } else if (sig_param->data.mode == ir_var_function_inout) {
+ unreachable("unimplemented: inout parameters");
+ }
+
+ i++;
+ }
+
+ nir_builder_instr_insert(&b, &call->instr);
+
+ if (ir->return_deref)
+ nir_store_deref(&b, evaluate_deref(ir->return_deref), nir_load_deref(&b, ret_deref), ~0);
}
void
if ((ir->rhs->as_dereference() || ir->rhs->as_constant()) &&
(ir->write_mask == (1 << num_components) - 1 || ir->write_mask == 0)) {
+ nir_deref_instr *lhs = evaluate_deref(ir->lhs);
+ nir_deref_instr *rhs = evaluate_deref(ir->rhs);
+ enum gl_access_qualifier lhs_qualifiers = deref_get_qualifier(lhs);
+ enum gl_access_qualifier rhs_qualifiers = deref_get_qualifier(rhs);
if (ir->condition) {
nir_push_if(&b, evaluate_rvalue(ir->condition));
- nir_copy_deref(&b, evaluate_deref(ir->lhs), evaluate_deref(ir->rhs));
+ nir_copy_deref_with_access(&b, lhs, rhs, lhs_qualifiers,
+ rhs_qualifiers);
nir_pop_if(&b, NULL);
} else {
- nir_copy_deref(&b, evaluate_deref(ir->lhs), evaluate_deref(ir->rhs));
+ nir_copy_deref_with_access(&b, lhs, rhs, lhs_qualifiers,
+ rhs_qualifiers);
}
return;
}
for (unsigned i = 0; i < 4; i++) {
swiz[i] = ir->write_mask & (1 << i) ? component++ : 0;
}
- src = nir_swizzle(&b, src, swiz, num_components, !supports_ints);
+ src = nir_swizzle(&b, src, swiz, num_components);
}
+ enum gl_access_qualifier qualifiers = deref_get_qualifier(lhs_deref);
if (ir->condition) {
nir_push_if(&b, evaluate_rvalue(ir->condition));
- nir_store_deref(&b, lhs_deref, src, ir->write_mask);
+ nir_store_deref_with_access(&b, lhs_deref, src, ir->write_mask,
+ qualifiers);
nir_pop_if(&b, NULL);
} else {
- nir_store_deref(&b, lhs_deref, src, ir->write_mask);
+ nir_store_deref_with_access(&b, lhs_deref, src, ir->write_mask,
+ qualifiers);
}
}
* must emit a variable load.
*/
- this->result = nir_load_deref(&b, this->deref);
+ enum gl_access_qualifier access = deref_get_qualifier(this->deref);
+ this->result = nir_load_deref_with_access(&b, this->deref, access);
}
return this->result;
{
/* Some special cases */
switch (ir->operation) {
- case ir_binop_ubo_load: {
- nir_intrinsic_instr *load =
- nir_intrinsic_instr_create(this->shader, nir_intrinsic_load_ubo);
- unsigned bit_size = ir->type->is_boolean() ? 32 :
- glsl_get_bit_size(ir->type);
- load->num_components = ir->type->vector_elements;
- load->src[0] = nir_src_for_ssa(evaluate_rvalue(ir->operands[0]));
- load->src[1] = nir_src_for_ssa(evaluate_rvalue(ir->operands[1]));
- add_instr(&load->instr, ir->type->vector_elements, bit_size);
-
- /*
- * In UBO's, a true boolean value is any non-zero value, but we consider
- * a true boolean to be ~0. Fix this up with a != 0 comparison.
- */
-
- if (ir->type->is_boolean())
- this->result = nir_i2b(&b, &load->dest.ssa);
-
- return;
- }
-
case ir_unop_interpolate_at_centroid:
case ir_binop_interpolate_at_offset:
case ir_binop_interpolate_at_sample: {
* sense, we'll just turn it into a load which will probably
* eventually end up as an SSA definition.
*/
- assert(this->deref->mode == nir_var_global);
+ assert(this->deref->mode == nir_var_shader_temp);
op = nir_intrinsic_load_deref;
}
};
result = nir_swizzle(&b, result, swiz,
- swizzle->type->vector_elements, false);
+ swizzle->type->vector_elements);
}
return;
}
+ case ir_unop_ssbo_unsized_array_length: {
+ nir_intrinsic_instr *intrin =
+ nir_intrinsic_instr_create(b.shader,
+ nir_intrinsic_deref_buffer_array_length);
+
+ ir_dereference *deref = ir->operands[0]->as_dereference();
+ intrin->src[0] = nir_src_for_ssa(&evaluate_deref(deref)->dest.ssa);
+
+ add_instr(&intrin->instr, 1, 32);
+ return;
+ }
+
+ case ir_binop_ubo_load:
+ /* UBO loads should only have been lowered in GLSL IR for non-nir drivers,
+ * NIR drivers make use of gl_nir_lower_buffers() instead.
+ */
+ unreachable("Invalid operation nir doesn't want lowered ubo loads");
default:
break;
}
glsl_base_type types[4];
for (unsigned i = 0; i < ir->num_operands; i++)
- if (supports_ints)
- types[i] = ir->operands[i]->type->base_type;
- else
- types[i] = GLSL_TYPE_FLOAT;
+ types[i] = ir->operands[i]->type->base_type;
- glsl_base_type out_type;
- if (supports_ints)
- out_type = ir->type->base_type;
- else
- out_type = GLSL_TYPE_FLOAT;
+ glsl_base_type out_type = ir->type->base_type;
switch (ir->operation) {
case ir_unop_bit_not: result = nir_inot(&b, srcs[0]); break;
case ir_unop_logic_not:
- result = supports_ints ? nir_inot(&b, srcs[0]) : nir_fnot(&b, srcs[0]);
+ result = nir_inot(&b, srcs[0]);
break;
case ir_unop_neg:
result = type_is_float(types[0]) ? nir_fneg(&b, srcs[0])
result = type_is_float(types[0]) ? nir_fabs(&b, srcs[0])
: nir_iabs(&b, srcs[0]);
break;
+ case ir_unop_clz:
+ result = nir_uclz(&b, srcs[0]);
+ break;
case ir_unop_saturate:
assert(type_is_float(types[0]));
result = nir_fsat(&b, srcs[0]);
case ir_unop_exp2: result = nir_fexp2(&b, srcs[0]); break;
case ir_unop_log2: result = nir_flog2(&b, srcs[0]); break;
case ir_unop_i2f:
- result = supports_ints ? nir_i2f32(&b, srcs[0]) : nir_fmov(&b, srcs[0]);
- break;
case ir_unop_u2f:
- result = supports_ints ? nir_u2f32(&b, srcs[0]) : nir_fmov(&b, srcs[0]);
- break;
case ir_unop_b2f:
- result = supports_ints ? nir_b2f(&b, srcs[0]) : nir_fmov(&b, srcs[0]);
- break;
case ir_unop_f2i:
case ir_unop_f2u:
case ir_unop_f2b:
case ir_unop_b2i64:
case ir_unop_d2f:
case ir_unop_f2d:
+ case ir_unop_f162f:
+ case ir_unop_f2f16:
+ case ir_unop_f162b:
+ case ir_unop_b2f16:
+ case ir_unop_i2i:
+ case ir_unop_u2u:
case ir_unop_d2i:
case ir_unop_d2u:
case ir_unop_d2b:
break;
}
+ case ir_unop_f2fmp: {
+ result = nir_build_alu(&b, nir_op_f2fmp, srcs[0], NULL, NULL, NULL);
+ break;
+ }
+
+ case ir_unop_i2imp: {
+ result = nir_build_alu(&b, nir_op_i2imp, srcs[0], NULL, NULL, NULL);
+ break;
+ }
+
+ case ir_unop_u2ump: {
+ result = nir_build_alu(&b, nir_op_u2ump, srcs[0], NULL, NULL, NULL);
+ break;
+ }
+
case ir_unop_bitcast_i2f:
case ir_unop_bitcast_f2i:
case ir_unop_bitcast_u2f:
case ir_unop_bitcast_d2u64:
case ir_unop_subroutine_to_int:
/* no-op */
- result = nir_imov(&b, srcs[0]);
+ result = nir_mov(&b, srcs[0]);
break;
case ir_unop_trunc: result = nir_ftrunc(&b, srcs[0]); break;
case ir_unop_ceil: result = nir_fceil(&b, srcs[0]); break;
result = nir_find_lsb(&b, srcs[0]);
break;
- case ir_unop_noise:
- switch (ir->type->vector_elements) {
- case 1:
- switch (ir->operands[0]->type->vector_elements) {
- case 1: result = nir_fnoise1_1(&b, srcs[0]); break;
- case 2: result = nir_fnoise1_2(&b, srcs[0]); break;
- case 3: result = nir_fnoise1_3(&b, srcs[0]); break;
- case 4: result = nir_fnoise1_4(&b, srcs[0]); break;
- default: unreachable("not reached");
- }
- break;
- case 2:
- switch (ir->operands[0]->type->vector_elements) {
- case 1: result = nir_fnoise2_1(&b, srcs[0]); break;
- case 2: result = nir_fnoise2_2(&b, srcs[0]); break;
- case 3: result = nir_fnoise2_3(&b, srcs[0]); break;
- case 4: result = nir_fnoise2_4(&b, srcs[0]); break;
- default: unreachable("not reached");
- }
- break;
- case 3:
- switch (ir->operands[0]->type->vector_elements) {
- case 1: result = nir_fnoise3_1(&b, srcs[0]); break;
- case 2: result = nir_fnoise3_2(&b, srcs[0]); break;
- case 3: result = nir_fnoise3_3(&b, srcs[0]); break;
- case 4: result = nir_fnoise3_4(&b, srcs[0]); break;
- default: unreachable("not reached");
- }
- break;
- case 4:
- switch (ir->operands[0]->type->vector_elements) {
- case 1: result = nir_fnoise4_1(&b, srcs[0]); break;
- case 2: result = nir_fnoise4_2(&b, srcs[0]); break;
- case 3: result = nir_fnoise4_3(&b, srcs[0]); break;
- case 4: result = nir_fnoise4_4(&b, srcs[0]); break;
- default: unreachable("not reached");
- }
- break;
- default:
- unreachable("not reached");
- }
- break;
case ir_unop_get_buffer_size: {
nir_intrinsic_instr *load = nir_intrinsic_instr_create(
this->shader,
return;
}
+ case ir_unop_atan:
+ result = nir_atan(&b, srcs[0]);
+ break;
+
case ir_binop_add:
result = type_is_float(out_type) ? nir_fadd(&b, srcs[0], srcs[1])
: nir_iadd(&b, srcs[0], srcs[1]);
break;
+ case ir_binop_add_sat:
+ result = type_is_signed(out_type) ? nir_iadd_sat(&b, srcs[0], srcs[1])
+ : nir_uadd_sat(&b, srcs[0], srcs[1]);
+ break;
case ir_binop_sub:
result = type_is_float(out_type) ? nir_fsub(&b, srcs[0], srcs[1])
: nir_isub(&b, srcs[0], srcs[1]);
break;
+ case ir_binop_sub_sat:
+ result = type_is_signed(out_type) ? nir_isub_sat(&b, srcs[0], srcs[1])
+ : nir_usub_sat(&b, srcs[0], srcs[1]);
+ break;
+ case ir_binop_abs_sub:
+ /* out_type is always unsigned for ir_binop_abs_sub, so we have to key
+ * on the type of the sources.
+ */
+ result = type_is_signed(types[0]) ? nir_uabs_isub(&b, srcs[0], srcs[1])
+ : nir_uabs_usub(&b, srcs[0], srcs[1]);
+ break;
+ case ir_binop_avg:
+ result = type_is_signed(out_type) ? nir_ihadd(&b, srcs[0], srcs[1])
+ : nir_uhadd(&b, srcs[0], srcs[1]);
+ break;
+ case ir_binop_avg_round:
+ result = type_is_signed(out_type) ? nir_irhadd(&b, srcs[0], srcs[1])
+ : nir_urhadd(&b, srcs[0], srcs[1]);
+ break;
+ case ir_binop_mul_32x16:
+ result = type_is_signed(out_type) ? nir_imul_32x16(&b, srcs[0], srcs[1])
+ : nir_umul_32x16(&b, srcs[0], srcs[1]);
+ break;
case ir_binop_mul:
- result = type_is_float(out_type) ? nir_fmul(&b, srcs[0], srcs[1])
- : nir_imul(&b, srcs[0], srcs[1]);
+ if (type_is_float(out_type))
+ result = nir_fmul(&b, srcs[0], srcs[1]);
+ else if (out_type == GLSL_TYPE_INT64 &&
+ (ir->operands[0]->type->base_type == GLSL_TYPE_INT ||
+ ir->operands[1]->type->base_type == GLSL_TYPE_INT))
+ result = nir_imul_2x32_64(&b, srcs[0], srcs[1]);
+ else if (out_type == GLSL_TYPE_UINT64 &&
+ (ir->operands[0]->type->base_type == GLSL_TYPE_UINT ||
+ ir->operands[1]->type->base_type == GLSL_TYPE_UINT))
+ result = nir_umul_2x32_64(&b, srcs[0], srcs[1]);
+ else
+ result = nir_imul(&b, srcs[0], srcs[1]);
break;
case ir_binop_div:
if (type_is_float(out_type))
case ir_binop_bit_or: result = nir_ior(&b, srcs[0], srcs[1]); break;
case ir_binop_bit_xor: result = nir_ixor(&b, srcs[0], srcs[1]); break;
case ir_binop_logic_and:
- result = supports_ints ? nir_iand(&b, srcs[0], srcs[1])
- : nir_fand(&b, srcs[0], srcs[1]);
+ result = nir_iand(&b, srcs[0], srcs[1]);
break;
case ir_binop_logic_or:
- result = supports_ints ? nir_ior(&b, srcs[0], srcs[1])
- : nir_for(&b, srcs[0], srcs[1]);
+ result = nir_ior(&b, srcs[0], srcs[1]);
break;
case ir_binop_logic_xor:
- result = supports_ints ? nir_ixor(&b, srcs[0], srcs[1])
- : nir_fxor(&b, srcs[0], srcs[1]);
+ result = nir_ixor(&b, srcs[0], srcs[1]);
break;
case ir_binop_lshift: result = nir_ishl(&b, srcs[0], srcs[1]); break;
case ir_binop_rshift:
case ir_binop_carry: result = nir_uadd_carry(&b, srcs[0], srcs[1]); break;
case ir_binop_borrow: result = nir_usub_borrow(&b, srcs[0], srcs[1]); break;
case ir_binop_less:
- if (supports_ints) {
- if (type_is_float(types[0]))
- result = nir_flt(&b, srcs[0], srcs[1]);
- else if (type_is_signed(types[0]))
- result = nir_ilt(&b, srcs[0], srcs[1]);
- else
- result = nir_ult(&b, srcs[0], srcs[1]);
- } else {
- result = nir_slt(&b, srcs[0], srcs[1]);
- }
+ if (type_is_float(types[0]))
+ result = nir_flt(&b, srcs[0], srcs[1]);
+ else if (type_is_signed(types[0]))
+ result = nir_ilt(&b, srcs[0], srcs[1]);
+ else
+ result = nir_ult(&b, srcs[0], srcs[1]);
break;
case ir_binop_gequal:
- if (supports_ints) {
- if (type_is_float(types[0]))
- result = nir_fge(&b, srcs[0], srcs[1]);
- else if (type_is_signed(types[0]))
- result = nir_ige(&b, srcs[0], srcs[1]);
- else
- result = nir_uge(&b, srcs[0], srcs[1]);
- } else {
- result = nir_sge(&b, srcs[0], srcs[1]);
- }
+ if (type_is_float(types[0]))
+ result = nir_fge(&b, srcs[0], srcs[1]);
+ else if (type_is_signed(types[0]))
+ result = nir_ige(&b, srcs[0], srcs[1]);
+ else
+ result = nir_uge(&b, srcs[0], srcs[1]);
break;
case ir_binop_equal:
- if (supports_ints) {
- if (type_is_float(types[0]))
- result = nir_feq(&b, srcs[0], srcs[1]);
- else
- result = nir_ieq(&b, srcs[0], srcs[1]);
- } else {
- result = nir_seq(&b, srcs[0], srcs[1]);
- }
+ if (type_is_float(types[0]))
+ result = nir_feq(&b, srcs[0], srcs[1]);
+ else
+ result = nir_ieq(&b, srcs[0], srcs[1]);
break;
case ir_binop_nequal:
- if (supports_ints) {
- if (type_is_float(types[0]))
- result = nir_fne(&b, srcs[0], srcs[1]);
- else
- result = nir_ine(&b, srcs[0], srcs[1]);
- } else {
- result = nir_sne(&b, srcs[0], srcs[1]);
- }
+ if (type_is_float(types[0]))
+ result = nir_fne(&b, srcs[0], srcs[1]);
+ else
+ result = nir_ine(&b, srcs[0], srcs[1]);
break;
case ir_binop_all_equal:
- if (supports_ints) {
- if (type_is_float(types[0])) {
- switch (ir->operands[0]->type->vector_elements) {
- case 1: result = nir_feq(&b, srcs[0], srcs[1]); break;
- case 2: result = nir_ball_fequal2(&b, srcs[0], srcs[1]); break;
- case 3: result = nir_ball_fequal3(&b, srcs[0], srcs[1]); break;
- case 4: result = nir_ball_fequal4(&b, srcs[0], srcs[1]); break;
- default:
- unreachable("not reached");
- }
- } else {
- switch (ir->operands[0]->type->vector_elements) {
- case 1: result = nir_ieq(&b, srcs[0], srcs[1]); break;
- case 2: result = nir_ball_iequal2(&b, srcs[0], srcs[1]); break;
- case 3: result = nir_ball_iequal3(&b, srcs[0], srcs[1]); break;
- case 4: result = nir_ball_iequal4(&b, srcs[0], srcs[1]); break;
- default:
- unreachable("not reached");
- }
+ if (type_is_float(types[0])) {
+ switch (ir->operands[0]->type->vector_elements) {
+ case 1: result = nir_feq(&b, srcs[0], srcs[1]); break;
+ case 2: result = nir_ball_fequal2(&b, srcs[0], srcs[1]); break;
+ case 3: result = nir_ball_fequal3(&b, srcs[0], srcs[1]); break;
+ case 4: result = nir_ball_fequal4(&b, srcs[0], srcs[1]); break;
+ default:
+ unreachable("not reached");
}
} else {
switch (ir->operands[0]->type->vector_elements) {
- case 1: result = nir_seq(&b, srcs[0], srcs[1]); break;
- case 2: result = nir_fall_equal2(&b, srcs[0], srcs[1]); break;
- case 3: result = nir_fall_equal3(&b, srcs[0], srcs[1]); break;
- case 4: result = nir_fall_equal4(&b, srcs[0], srcs[1]); break;
+ case 1: result = nir_ieq(&b, srcs[0], srcs[1]); break;
+ case 2: result = nir_ball_iequal2(&b, srcs[0], srcs[1]); break;
+ case 3: result = nir_ball_iequal3(&b, srcs[0], srcs[1]); break;
+ case 4: result = nir_ball_iequal4(&b, srcs[0], srcs[1]); break;
default:
unreachable("not reached");
}
}
break;
case ir_binop_any_nequal:
- if (supports_ints) {
- if (type_is_float(types[0])) {
- switch (ir->operands[0]->type->vector_elements) {
- case 1: result = nir_fne(&b, srcs[0], srcs[1]); break;
- case 2: result = nir_bany_fnequal2(&b, srcs[0], srcs[1]); break;
- case 3: result = nir_bany_fnequal3(&b, srcs[0], srcs[1]); break;
- case 4: result = nir_bany_fnequal4(&b, srcs[0], srcs[1]); break;
- default:
- unreachable("not reached");
- }
- } else {
- switch (ir->operands[0]->type->vector_elements) {
- case 1: result = nir_ine(&b, srcs[0], srcs[1]); break;
- case 2: result = nir_bany_inequal2(&b, srcs[0], srcs[1]); break;
- case 3: result = nir_bany_inequal3(&b, srcs[0], srcs[1]); break;
- case 4: result = nir_bany_inequal4(&b, srcs[0], srcs[1]); break;
- default:
- unreachable("not reached");
- }
+ if (type_is_float(types[0])) {
+ switch (ir->operands[0]->type->vector_elements) {
+ case 1: result = nir_fne(&b, srcs[0], srcs[1]); break;
+ case 2: result = nir_bany_fnequal2(&b, srcs[0], srcs[1]); break;
+ case 3: result = nir_bany_fnequal3(&b, srcs[0], srcs[1]); break;
+ case 4: result = nir_bany_fnequal4(&b, srcs[0], srcs[1]); break;
+ default:
+ unreachable("not reached");
}
} else {
switch (ir->operands[0]->type->vector_elements) {
- case 1: result = nir_sne(&b, srcs[0], srcs[1]); break;
- case 2: result = nir_fany_nequal2(&b, srcs[0], srcs[1]); break;
- case 3: result = nir_fany_nequal3(&b, srcs[0], srcs[1]); break;
- case 4: result = nir_fany_nequal4(&b, srcs[0], srcs[1]); break;
+ case 1: result = nir_ine(&b, srcs[0], srcs[1]); break;
+ case 2: result = nir_bany_inequal2(&b, srcs[0], srcs[1]); break;
+ case 3: result = nir_bany_inequal3(&b, srcs[0], srcs[1]); break;
+ case 4: result = nir_bany_inequal4(&b, srcs[0], srcs[1]); break;
default:
unreachable("not reached");
}
break;
}
+ case ir_binop_atan2:
+ result = nir_atan2(&b, srcs[0], srcs[1]);
+ break;
+
case ir_binop_ldexp: result = nir_ldexp(&b, srcs[0], srcs[1]); break;
case ir_triop_fma:
result = nir_ffma(&b, srcs[0], srcs[1], srcs[2]);
result = nir_flrp(&b, srcs[0], srcs[1], srcs[2]);
break;
case ir_triop_csel:
- if (supports_ints)
- result = nir_bcsel(&b, srcs[0], srcs[1], srcs[2]);
- else
- result = nir_fcsel(&b, srcs[0], srcs[1], srcs[2]);
+ result = nir_bcsel(&b, srcs[0], srcs[1], srcs[2]);
break;
case ir_triop_bitfield_extract:
- result = (out_type == GLSL_TYPE_INT) ?
- nir_ibitfield_extract(&b, srcs[0], srcs[1], srcs[2]) :
- nir_ubitfield_extract(&b, srcs[0], srcs[1], srcs[2]);
+ result = ir->type->is_int_16_32() ?
+ nir_ibitfield_extract(&b, nir_i2i32(&b, srcs[0]), nir_i2i32(&b, srcs[1]), nir_i2i32(&b, srcs[2])) :
+ nir_ubitfield_extract(&b, nir_u2u32(&b, srcs[0]), nir_i2i32(&b, srcs[1]), nir_i2i32(&b, srcs[2]));
break;
case ir_quadop_bitfield_insert:
- result = nir_bitfield_insert(&b, srcs[0], srcs[1], srcs[2], srcs[3]);
+ result = nir_bitfield_insert(&b,
+ nir_u2u32(&b, srcs[0]), nir_u2u32(&b, srcs[1]),
+ nir_i2i32(&b, srcs[2]), nir_i2i32(&b, srcs[3]));
break;
case ir_quadop_vector:
result = nir_vec(&b, srcs, ir->type->vector_elements);
{
unsigned swizzle[4] = { ir->mask.x, ir->mask.y, ir->mask.z, ir->mask.w };
result = nir_swizzle(&b, evaluate_rvalue(ir->val), swizzle,
- ir->type->vector_elements, !supports_ints);
+ ir->type->vector_elements);
}
void
num_srcs++;
if (ir->shadow_comparator != NULL)
num_srcs++;
- if (ir->offset != NULL)
+ /* offsets are constants we store inside nir_tex_intrs.offsets */
+ if (ir->offset != NULL && !ir->offset->type->is_array())
num_srcs++;
/* Add one for the texture deref */
case GLSL_TYPE_FLOAT:
instr->dest_type = nir_type_float;
break;
+ case GLSL_TYPE_FLOAT16:
+ instr->dest_type = nir_type_float16;
+ break;
+ case GLSL_TYPE_INT16:
+ instr->dest_type = nir_type_int16;
+ break;
+ case GLSL_TYPE_UINT16:
+ instr->dest_type = nir_type_uint16;
+ break;
case GLSL_TYPE_INT:
instr->dest_type = nir_type_int;
break;
}
nir_deref_instr *sampler_deref = evaluate_deref(ir->sampler);
- instr->src[0].src = nir_src_for_ssa(&sampler_deref->dest.ssa);
- instr->src[0].src_type = nir_tex_src_texture_deref;
- instr->src[1].src = nir_src_for_ssa(&sampler_deref->dest.ssa);
- instr->src[1].src_type = nir_tex_src_sampler_deref;
+
+ /* check for bindless handles */
+ if (sampler_deref->mode != nir_var_uniform ||
+ nir_deref_instr_get_variable(sampler_deref)->data.bindless) {
+ nir_ssa_def *load = nir_load_deref(&b, sampler_deref);
+ instr->src[0].src = nir_src_for_ssa(load);
+ instr->src[0].src_type = nir_tex_src_texture_handle;
+ instr->src[1].src = nir_src_for_ssa(load);
+ instr->src[1].src_type = nir_tex_src_sampler_handle;
+ } else {
+ instr->src[0].src = nir_src_for_ssa(&sampler_deref->dest.ssa);
+ instr->src[0].src_type = nir_tex_src_texture_deref;
+ instr->src[1].src = nir_src_for_ssa(&sampler_deref->dest.ssa);
+ instr->src[1].src_type = nir_tex_src_sampler_deref;
+ }
unsigned src_number = 2;
}
if (ir->offset != NULL) {
- /* we don't support multiple offsets yet */
- assert(ir->offset->type->is_vector() || ir->offset->type->is_scalar());
+ if (ir->offset->type->is_array()) {
+ for (int i = 0; i < ir->offset->type->array_size(); i++) {
+ const ir_constant *c =
+ ir->offset->as_constant()->get_array_element(i);
+
+ for (unsigned j = 0; j < 2; ++j) {
+ int val = c->get_int_component(j);
+ assert(val <= 31 && val >= -32);
+ instr->tg4_offsets[i][j] = val;
+ }
+ }
+ } else {
+ assert(ir->offset->type->is_vector() || ir->offset->type->is_scalar());
- instr->src[src_number].src =
- nir_src_for_ssa(evaluate_rvalue(ir->offset));
- instr->src[src_number].src_type = nir_tex_src_offset;
- src_number++;
+ instr->src[src_number].src =
+ nir_src_for_ssa(evaluate_rvalue(ir->offset));
+ instr->src[src_number].src_type = nir_tex_src_offset;
+ src_number++;
+ }
}
switch (ir->op) {
void
nir_visitor::visit(ir_dereference_variable *ir)
{
+ if (ir->variable_referenced()->data.mode == ir_var_function_out) {
+ unsigned i = (sig->return_type != glsl_type::void_type) ? 1 : 0;
+
+ foreach_in_list(ir_variable, param, &sig->parameters) {
+ if (param == ir->variable_referenced()) {
+ break;
+ }
+ i++;
+ }
+
+ this->deref = nir_build_deref_cast(&b, nir_load_param(&b, i),
+ nir_var_function_temp, ir->type, 0);
+ return;
+ }
+
+ assert(ir->variable_referenced()->data.mode != ir_var_function_inout);
+
struct hash_entry *entry =
_mesa_hash_table_search(this->var_table, ir->var);
assert(entry);
void
nir_visitor::visit(ir_barrier *)
{
+ if (shader->info.stage == MESA_SHADER_COMPUTE) {
+ nir_intrinsic_instr *shared_barrier =
+ nir_intrinsic_instr_create(this->shader,
+ nir_intrinsic_memory_barrier_shared);
+ nir_builder_instr_insert(&b, &shared_barrier->instr);
+ } else if (shader->info.stage == MESA_SHADER_TESS_CTRL) {
+ nir_intrinsic_instr *patch_barrier =
+ nir_intrinsic_instr_create(this->shader,
+ nir_intrinsic_memory_barrier_tcs_patch);
+ nir_builder_instr_insert(&b, &patch_barrier->instr);
+ }
+
nir_intrinsic_instr *instr =
- nir_intrinsic_instr_create(this->shader, nir_intrinsic_barrier);
+ nir_intrinsic_instr_create(this->shader, nir_intrinsic_control_barrier);
nir_builder_instr_insert(&b, &instr->instr);
}
+
+nir_shader *
+glsl_float64_funcs_to_nir(struct gl_context *ctx,
+ const nir_shader_compiler_options *options)
+{
+ /* We pretend it's a vertex shader. Ultimately, the stage shouldn't
+ * matter because we're not optimizing anything here.
+ */
+ struct gl_shader *sh = _mesa_new_shader(-1, MESA_SHADER_VERTEX);
+ sh->Source = float64_source;
+ sh->CompileStatus = COMPILE_FAILURE;
+ _mesa_glsl_compile_shader(ctx, sh, false, false, true);
+
+ if (!sh->CompileStatus) {
+ if (sh->InfoLog) {
+ _mesa_problem(ctx,
+ "fp64 software impl compile failed:\n%s\nsource:\n%s\n",
+ sh->InfoLog, float64_source);
+ }
+ return NULL;
+ }
+
+ nir_shader *nir = nir_shader_create(NULL, MESA_SHADER_VERTEX, options, NULL);
+
+ nir_visitor v1(ctx, nir);
+ nir_function_visitor v2(&v1);
+ v2.run(sh->ir);
+ visit_exec_list(sh->ir, &v1);
+
+ /* _mesa_delete_shader will try to free sh->Source but it's static const */
+ sh->Source = NULL;
+ _mesa_delete_shader(ctx, sh);
+
+ nir_validate_shader(nir, "float64_funcs_to_nir");
+
+ NIR_PASS_V(nir, nir_lower_variable_initializers, nir_var_function_temp);
+ NIR_PASS_V(nir, nir_lower_returns);
+ NIR_PASS_V(nir, nir_inline_functions);
+ NIR_PASS_V(nir, nir_opt_deref);
+
+ /* Do some optimizations to clean up the shader now. By optimizing the
+ * functions in the library, we avoid having to re-do that work every
+ * time we inline a copy of a function. Reducing basic blocks also helps
+ * with compile times.
+ */
+ NIR_PASS_V(nir, nir_lower_vars_to_ssa);
+ NIR_PASS_V(nir, nir_copy_prop);
+ NIR_PASS_V(nir, nir_opt_dce);
+ NIR_PASS_V(nir, nir_opt_cse);
+ NIR_PASS_V(nir, nir_opt_gcm, true);
+ NIR_PASS_V(nir, nir_opt_peephole_select, 1, false, false);
+ NIR_PASS_V(nir, nir_opt_dce);
+
+ return nir;
+}
projects / mesa.git / blobdiff