ir.h revision 6dc89d221d43fad5f3edbb903997160af071bec0
1986b8f798272d3ae2898617c8fb089156a5941c0Ian Romanick/* -*- c++ -*- */ 2a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick/* 3a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * Copyright © 2010 Intel Corporation 4a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * 5a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * Permission is hereby granted, free of charge, to any person obtaining a 6a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * copy of this software and associated documentation files (the "Software"), 7a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * to deal in the Software without restriction, including without limitation 8a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * the rights to use, copy, modify, merge, publish, distribute, sublicense, 9a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * and/or sell copies of the Software, and to permit persons to whom the 10a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * Software is furnished to do so, subject to the following conditions: 11a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * 12a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * The above copyright notice and this permission notice (including the next 13a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * paragraph) shall be included in all copies or substantial portions of the 14a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * Software. 15a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * 16a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 21a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 22a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * DEALINGS IN THE SOFTWARE. 23a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick */ 24a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 25e309a6051d1a04ee581f0a47c6c585918fba1096Ian Romanick#pragma once 26e309a6051d1a04ee581f0a47c6c585918fba1096Ian Romanick#ifndef IR_H 27e309a6051d1a04ee581f0a47c6c585918fba1096Ian Romanick#define IR_H 28e309a6051d1a04ee581f0a47c6c585918fba1096Ian Romanick 29ac95f2f8c88d39aaa878f61172d9748af13e2c80Eric Anholt#include <cstdio> 30ac95f2f8c88d39aaa878f61172d9748af13e2c80Eric Anholt#include <cstdlib> 31ac95f2f8c88d39aaa878f61172d9748af13e2c80Eric Anholt 32f961e4458f1e894ca782c1627b69cdee993a16f8Carl Worthextern "C" { 33f961e4458f1e894ca782c1627b69cdee993a16f8Carl Worth#include <talloc.h> 34f961e4458f1e894ca782c1627b69cdee993a16f8Carl Worth} 35f961e4458f1e894ca782c1627b69cdee993a16f8Carl Worth 360044e7edcea22d2456c051a1c4b744a26960ad27Ian Romanick#include "list.h" 3778b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick#include "ir_visitor.h" 388895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick#include "ir_hierarchical_visitor.h" 390044e7edcea22d2456c051a1c4b744a26960ad27Ian Romanick 40829e0a8eff0e657c85fa7fc53a4b456375b434ccEric Anholt#ifndef ARRAY_SIZE 41829e0a8eff0e657c85fa7fc53a4b456375b434ccEric Anholt#define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0])) 42829e0a8eff0e657c85fa7fc53a4b456375b434ccEric Anholt#endif 43829e0a8eff0e657c85fa7fc53a4b456375b434ccEric Anholt 44d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholtenum ir_node_type { 45d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_unset, 46d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_variable, 47d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_assignment, 48d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_call, 49d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_constant, 50d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_dereference_array, 51d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_dereference_record, 52d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_dereference_variable, 53d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_discard, 54d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_expression, 55d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_function, 56d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_function_signature, 57d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_if, 58d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_loop, 59d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_loop_jump, 60d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_return, 61d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_swizzle, 62d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type_texture, 636dc89d221d43fad5f3edbb903997160af071bec0Brian Paul ir_type_max /**< maximum ir_type enum number, for validation */ 64d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt}; 65d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt 66a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick/** 67a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * Base class of all IR instructions 68a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick */ 690044e7edcea22d2456c051a1c4b744a26960ad27Ian Romanickclass ir_instruction : public exec_node { 70a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanickpublic: 71d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt enum ir_node_type ir_type; 72a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick const struct glsl_type *type; 73a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 74e46a454305af64710ce8deadafc718f75363ac7eEric Anholt /** ir_print_visitor helper for debugging. */ 754b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt void print(void) const; 76e46a454305af64710ce8deadafc718f75363ac7eEric Anholt 7778b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick virtual void accept(ir_visitor *) = 0; 788895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *) = 0; 798273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_instruction *clone(void *mem_ctx, 808273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt struct hash_table *ht) const = 0; 8178b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick 8244e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke /** 8344e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke * \name IR instruction downcast functions 8444e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke * 8544e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke * These functions either cast the object to a derived class or return 8644e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke * \c NULL if the object's type does not match the specified derived class. 8744e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke * Additional downcast functions will be added as needed. 8844e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke */ 8944e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke /*@{*/ 9044e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke virtual class ir_variable * as_variable() { return NULL; } 916202cbfe3614141e330501959a7322522b35f4e4Kenneth Graunke virtual class ir_function * as_function() { return NULL; } 9244e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke virtual class ir_dereference * as_dereference() { return NULL; } 93b145e903694fa932ab1e0d955e889555193ab604Eric Anholt virtual class ir_dereference_array * as_dereference_array() { return NULL; } 94d4f7e660dd81e05b0829c1b70663b3959fd78f47Eric Anholt virtual class ir_dereference_variable *as_dereference_variable() { return NULL; } 956d8a0a0aadaafbab02dffcf7f89eb0210dd37b2eEric Anholt virtual class ir_expression * as_expression() { return NULL; } 96fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke virtual class ir_rvalue * as_rvalue() { return NULL; } 9701f8de4a87157b01e8b9fe31c6766a15bbfb2788Ian Romanick virtual class ir_loop * as_loop() { return NULL; } 98cad9766118d269725ef33b4e9588d674d5225010Eric Anholt virtual class ir_assignment * as_assignment() { return NULL; } 99cad9766118d269725ef33b4e9588d674d5225010Eric Anholt virtual class ir_call * as_call() { return NULL; } 100cad9766118d269725ef33b4e9588d674d5225010Eric Anholt virtual class ir_return * as_return() { return NULL; } 1015ba94206083fcd678febd6cac0231f35c0f1b77aEric Anholt virtual class ir_if * as_if() { return NULL; } 1027d21104a8b92c139051e9a224c5d863802a8ade6Eric Anholt virtual class ir_swizzle * as_swizzle() { return NULL; } 1035c89f0ecb9581cbe83442ab3f41f2f3701fffab0Eric Anholt virtual class ir_constant * as_constant() { return NULL; } 10444e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke /*@}*/ 10544e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke 106a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanickprotected: 10744e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke ir_instruction() 108d27ec2461bca2625d09a3592ec8cc4137d4347f3Ian Romanick { 109d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type = ir_type_unset; 1100a89175a35ba3ac2a94d0ba9bcc9926edc8927e3Kenneth Graunke type = NULL; 111d27ec2461bca2625d09a3592ec8cc4137d4347f3Ian Romanick } 112a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick}; 113a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 114a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 115fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunkeclass ir_rvalue : public ir_instruction { 116fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunkepublic: 1178273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_rvalue *clone(void *mem_ctx, struct hash_table *) const = 0; 118ca088cc277ce9f986693c857f3961dc0e1a4d91cIan Romanick 119fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke virtual ir_constant *constant_expression_value() = 0; 120fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke 121fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke virtual ir_rvalue * as_rvalue() 122fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke { 123fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke return this; 124fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke } 125fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke 126fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke virtual bool is_lvalue() 127fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke { 128fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke return false; 129fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke } 130fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke 1312b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick /** 1322b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick * Get the variable that is ultimately referenced by an r-value 1332b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick */ 1342b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick virtual ir_variable *variable_referenced() 1352b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick { 1362b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick return NULL; 1372b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick } 1382b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick 139b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick 140b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick /** 141b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick * If an r-value is a reference to a whole variable, get that variable 142b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick * 143b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick * \return 144b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick * Pointer to a variable that is completely dereferenced by the r-value. If 145b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick * the r-value is not a dereference or the dereference does not access the 146b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick * entire variable (i.e., it's just one array element, struct field), \c NULL 147b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick * is returned. 148b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick */ 149b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick virtual ir_variable *whole_variable_referenced() 150b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick { 151b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick return NULL; 152b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick } 153b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick 154fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunkeprotected: 1550a89175a35ba3ac2a94d0ba9bcc9926edc8927e3Kenneth Graunke ir_rvalue(); 156fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke}; 157fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke 158fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke 159a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanickenum ir_variable_mode { 160a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_var_auto = 0, 161a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_var_uniform, 162a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_var_in, 163a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_var_out, 1647e2aa91507a5883e33473e0a94215ee3985baad1Ian Romanick ir_var_inout, 1657e2aa91507a5883e33473e0a94215ee3985baad1Ian Romanick ir_var_temporary /**< Temporary variable generated during compilation. */ 166a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick}; 167a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 168a22426dc4c934673e8f0af5c70a67505a4de7aadCarl Worthenum ir_variable_interpolation { 169a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_var_smooth = 0, 170a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_var_flat, 171a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_var_noperspective 172a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick}; 173a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 174fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke 175a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanickclass ir_variable : public ir_instruction { 176a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanickpublic: 1777e2aa91507a5883e33473e0a94215ee3985baad1Ian Romanick ir_variable(const struct glsl_type *, const char *, ir_variable_mode); 178a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 1798273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_variable *clone(void *mem_ctx, struct hash_table *ht) const; 1804b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 18144e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke virtual ir_variable *as_variable() 18244e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke { 18344e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke return this; 18444e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke } 18544e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke 18678b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick virtual void accept(ir_visitor *v) 18778b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick { 18878b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick v->visit(this); 18978b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick } 19078b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick 1918895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *); 1928895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick 1932d394d4877794d19756c3760d711524dca89f772Ian Romanick 194950ceb2bd60c25e7fecdff0fbcbf6e69015588f3Ian Romanick /** 195950ceb2bd60c25e7fecdff0fbcbf6e69015588f3Ian Romanick * Get the string value for the interpolation qualifier 196950ceb2bd60c25e7fecdff0fbcbf6e69015588f3Ian Romanick * 197046bef235744e891e4a48076e1a3ff9a61a63092Eric Anholt * \return The string that would be used in a shader to specify \c 198046bef235744e891e4a48076e1a3ff9a61a63092Eric Anholt * mode will be returned. 199046bef235744e891e4a48076e1a3ff9a61a63092Eric Anholt * 200046bef235744e891e4a48076e1a3ff9a61a63092Eric Anholt * This function should only be used on a shader input or output variable. 201950ceb2bd60c25e7fecdff0fbcbf6e69015588f3Ian Romanick */ 202950ceb2bd60c25e7fecdff0fbcbf6e69015588f3Ian Romanick const char *interpolation_string() const; 203950ceb2bd60c25e7fecdff0fbcbf6e69015588f3Ian Romanick 2048b80e9f9e3bc9ca41c95125826139471f73602c4Ian Romanick /** 2058b80e9f9e3bc9ca41c95125826139471f73602c4Ian Romanick * Calculate the number of slots required to hold this variable 2068b80e9f9e3bc9ca41c95125826139471f73602c4Ian Romanick * 2078b80e9f9e3bc9ca41c95125826139471f73602c4Ian Romanick * This is used to determine how many uniform or varying locations a variable 2088b80e9f9e3bc9ca41c95125826139471f73602c4Ian Romanick * occupies. The count is in units of floating point components. 2098b80e9f9e3bc9ca41c95125826139471f73602c4Ian Romanick */ 2108b80e9f9e3bc9ca41c95125826139471f73602c4Ian Romanick unsigned component_slots() const; 2118b80e9f9e3bc9ca41c95125826139471f73602c4Ian Romanick 212a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick const char *name; 213a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 214b8a21cc6df7e9da15a24ed3dbf60cd4aeb8effaaIan Romanick /** 215b8a21cc6df7e9da15a24ed3dbf60cd4aeb8effaaIan Romanick * Highest element accessed with a constant expression array index 216b8a21cc6df7e9da15a24ed3dbf60cd4aeb8effaaIan Romanick * 217b8a21cc6df7e9da15a24ed3dbf60cd4aeb8effaaIan Romanick * Not used for non-array variables. 218b8a21cc6df7e9da15a24ed3dbf60cd4aeb8effaaIan Romanick */ 219b8a21cc6df7e9da15a24ed3dbf60cd4aeb8effaaIan Romanick unsigned max_array_access; 220b8a21cc6df7e9da15a24ed3dbf60cd4aeb8effaaIan Romanick 221a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick unsigned read_only:1; 222a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick unsigned centroid:1; 223a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick unsigned invariant:1; 224a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 225a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick unsigned mode:3; 226a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick unsigned interpolation:2; 2279d975377ca6dae7805804c0fbe625bb7c5f9e095Ian Romanick 2289d975377ca6dae7805804c0fbe625bb7c5f9e095Ian Romanick /** 2299d975377ca6dae7805804c0fbe625bb7c5f9e095Ian Romanick * Flag that the whole array is assignable 2309d975377ca6dae7805804c0fbe625bb7c5f9e095Ian Romanick * 2319d975377ca6dae7805804c0fbe625bb7c5f9e095Ian Romanick * In GLSL 1.20 and later whole arrays are assignable (and comparable for 2329d975377ca6dae7805804c0fbe625bb7c5f9e095Ian Romanick * equality). This flag enables this behavior. 2339d975377ca6dae7805804c0fbe625bb7c5f9e095Ian Romanick */ 2349d975377ca6dae7805804c0fbe625bb7c5f9e095Ian Romanick unsigned array_lvalue:1; 235326c676236e6a3c90db63e4d0c893aa4f9c21876Eric Anholt 2364a962170d7cf4243d6ae156fca20a6167388925dEric Anholt /* ARB_fragment_coord_conventions */ 2374a962170d7cf4243d6ae156fca20a6167388925dEric Anholt unsigned origin_upper_left:1; 2384a962170d7cf4243d6ae156fca20a6167388925dEric Anholt unsigned pixel_center_integer:1; 2394a962170d7cf4243d6ae156fca20a6167388925dEric Anholt 240326c676236e6a3c90db63e4d0c893aa4f9c21876Eric Anholt /** 24169a079aee8f79104501faeb2a5092b643f956d33Ian Romanick * Storage location of the base of this variable 24269a079aee8f79104501faeb2a5092b643f956d33Ian Romanick * 24369a079aee8f79104501faeb2a5092b643f956d33Ian Romanick * The precise meaning of this field depends on the nature of the variable. 24469a079aee8f79104501faeb2a5092b643f956d33Ian Romanick * 24569a079aee8f79104501faeb2a5092b643f956d33Ian Romanick * - Vertex shader input: one of the values from \c gl_vert_attrib. 24669a079aee8f79104501faeb2a5092b643f956d33Ian Romanick * - Vertex shader output: one of the values from \c gl_vert_result. 24769a079aee8f79104501faeb2a5092b643f956d33Ian Romanick * - Fragment shader input: one of the values from \c gl_frag_attrib. 24869a079aee8f79104501faeb2a5092b643f956d33Ian Romanick * - Fragment shader output: one of the values from \c gl_frag_result. 24969a079aee8f79104501faeb2a5092b643f956d33Ian Romanick * - Uniforms: Per-stage uniform slot number. 25069a079aee8f79104501faeb2a5092b643f956d33Ian Romanick * - Other: This field is not currently used. 25169a079aee8f79104501faeb2a5092b643f956d33Ian Romanick * 25269a079aee8f79104501faeb2a5092b643f956d33Ian Romanick * If the variable is a uniform, shader input, or shader output, and the 25369a079aee8f79104501faeb2a5092b643f956d33Ian Romanick * slot has not been assigned, the value will be -1. 25469a079aee8f79104501faeb2a5092b643f956d33Ian Romanick */ 25569a079aee8f79104501faeb2a5092b643f956d33Ian Romanick int location; 25669a079aee8f79104501faeb2a5092b643f956d33Ian Romanick 25769a079aee8f79104501faeb2a5092b643f956d33Ian Romanick /** 258c178c74c27ab292651dcf7da02a7d035366cae04Ian Romanick * Emit a warning if this variable is accessed. 259c178c74c27ab292651dcf7da02a7d035366cae04Ian Romanick */ 260c178c74c27ab292651dcf7da02a7d035366cae04Ian Romanick const char *warn_extension; 261c178c74c27ab292651dcf7da02a7d035366cae04Ian Romanick 262c178c74c27ab292651dcf7da02a7d035366cae04Ian Romanick /** 263326c676236e6a3c90db63e4d0c893aa4f9c21876Eric Anholt * Value assigned in the initializer of a variable declared "const" 264326c676236e6a3c90db63e4d0c893aa4f9c21876Eric Anholt */ 265326c676236e6a3c90db63e4d0c893aa4f9c21876Eric Anholt ir_constant *constant_value; 266a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick}; 267a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 268a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 269a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick/*@{*/ 2709fa99f3b6c84fe927ba97e6584cd919f097a6c9aKenneth Graunke/** 2719fa99f3b6c84fe927ba97e6584cd919f097a6c9aKenneth Graunke * The representation of a function instance; may be the full definition or 2729fa99f3b6c84fe927ba97e6584cd919f097a6c9aKenneth Graunke * simply a prototype. 2739fa99f3b6c84fe927ba97e6584cd919f097a6c9aKenneth Graunke */ 274a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanickclass ir_function_signature : public ir_instruction { 275894ea972a4defdaafeaa3a248c113b06c7ae0c7eEric Anholt /* An ir_function_signature will be part of the list of signatures in 276894ea972a4defdaafeaa3a248c113b06c7ae0c7eEric Anholt * an ir_function. 277894ea972a4defdaafeaa3a248c113b06c7ae0c7eEric Anholt */ 278a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanickpublic: 279e39cc69fa3cb830b803fe0c4f6c30915aa886b5bIan Romanick ir_function_signature(const glsl_type *return_type); 280a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 2818273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_function_signature *clone(void *mem_ctx, 2828273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt struct hash_table *ht) const; 2834b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 28478b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick virtual void accept(ir_visitor *v) 28578b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick { 28678b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick v->visit(this); 28778b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick } 28878b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick 2898895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *); 2908895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick 291a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /** 2920f0ea5826454cf25d6e76ac848a317e673ff1032Ian Romanick * Get the name of the function for which this is a signature 2930f0ea5826454cf25d6e76ac848a317e673ff1032Ian Romanick */ 2940f0ea5826454cf25d6e76ac848a317e673ff1032Ian Romanick const char *function_name() const; 2950f0ea5826454cf25d6e76ac848a317e673ff1032Ian Romanick 2960f0ea5826454cf25d6e76ac848a317e673ff1032Ian Romanick /** 297df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick * Get a handle to the function for which this is a signature 298df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick * 299df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick * There is no setter function, this function returns a \c const pointer, 300df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick * and \c ir_function_signature::_function is private for a reason. The 301df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick * only way to make a connection between a function and function signature 302df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick * is via \c ir_function::add_signature. This helps ensure that certain 303df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick * invariants (i.e., a function signature is in the list of signatures for 304df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick * its \c _function) are met. 305df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick * 306df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick * \sa ir_function::add_signature 307df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick */ 308df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick inline const class ir_function *function() const 309df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick { 310df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick return this->_function; 311df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick } 312df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick 313df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick /** 314abd40b15210c17b2a3ba8fcffc868fda203efa01Kenneth Graunke * Check whether the qualifiers match between this signature's parameters 315abd40b15210c17b2a3ba8fcffc868fda203efa01Kenneth Graunke * and the supplied parameter list. If not, returns the name of the first 316abd40b15210c17b2a3ba8fcffc868fda203efa01Kenneth Graunke * parameter with mismatched qualifiers (for use in error messages). 317abd40b15210c17b2a3ba8fcffc868fda203efa01Kenneth Graunke */ 318abd40b15210c17b2a3ba8fcffc868fda203efa01Kenneth Graunke const char *qualifiers_match(exec_list *params); 319abd40b15210c17b2a3ba8fcffc868fda203efa01Kenneth Graunke 320abd40b15210c17b2a3ba8fcffc868fda203efa01Kenneth Graunke /** 321bff6013d469b3d4e54cdc5731801c56994a523ecKenneth Graunke * Replace the current parameter list with the given one. This is useful 322bff6013d469b3d4e54cdc5731801c56994a523ecKenneth Graunke * if the current information came from a prototype, and either has invalid 323bff6013d469b3d4e54cdc5731801c56994a523ecKenneth Graunke * or missing parameter names. 324bff6013d469b3d4e54cdc5731801c56994a523ecKenneth Graunke */ 325bff6013d469b3d4e54cdc5731801c56994a523ecKenneth Graunke void replace_parameters(exec_list *new_params); 326bff6013d469b3d4e54cdc5731801c56994a523ecKenneth Graunke 327bff6013d469b3d4e54cdc5731801c56994a523ecKenneth Graunke /** 328a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * Function return type. 329a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * 330a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * \note This discards the optional precision qualifier. 331a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick */ 332a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick const struct glsl_type *return_type; 333a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 334a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /** 335f1ddca9f2143e377d2a70941dcedbb1f5c699e07Eric Anholt * List of ir_variable of function parameters. 336f1ddca9f2143e377d2a70941dcedbb1f5c699e07Eric Anholt * 337f1ddca9f2143e377d2a70941dcedbb1f5c699e07Eric Anholt * This represents the storage. The paramaters passed in a particular 338f1ddca9f2143e377d2a70941dcedbb1f5c699e07Eric Anholt * call will be in ir_call::actual_paramaters. 339a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick */ 3400044e7edcea22d2456c051a1c4b744a26960ad27Ian Romanick struct exec_list parameters; 341a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 3429fa99f3b6c84fe927ba97e6584cd919f097a6c9aKenneth Graunke /** Whether or not this function has a body (which may be empty). */ 3439fa99f3b6c84fe927ba97e6584cd919f097a6c9aKenneth Graunke unsigned is_defined:1; 3446a15d5b514b703ff8dd024f96ffbcb68484a954eIan Romanick 34513f782c4ae4e38e64ec4fe87a1c24597a5e894c3Ian Romanick /** Whether or not this function signature is a built-in. */ 34613f782c4ae4e38e64ec4fe87a1c24597a5e894c3Ian Romanick unsigned is_built_in:1; 34713f782c4ae4e38e64ec4fe87a1c24597a5e894c3Ian Romanick 348894ea972a4defdaafeaa3a248c113b06c7ae0c7eEric Anholt /** Body of instructions in the function. */ 349894ea972a4defdaafeaa3a248c113b06c7ae0c7eEric Anholt struct exec_list body; 350894ea972a4defdaafeaa3a248c113b06c7ae0c7eEric Anholt 3516a15d5b514b703ff8dd024f96ffbcb68484a954eIan Romanickprivate: 3526a15d5b514b703ff8dd024f96ffbcb68484a954eIan Romanick /** Function of which this signature is one overload. */ 353df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick class ir_function *_function; 3546a15d5b514b703ff8dd024f96ffbcb68484a954eIan Romanick 3556a15d5b514b703ff8dd024f96ffbcb68484a954eIan Romanick friend class ir_function; 356a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick}; 357a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 358a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 359a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick/** 3609fa99f3b6c84fe927ba97e6584cd919f097a6c9aKenneth Graunke * Header for tracking multiple overloaded functions with the same name. 3619fa99f3b6c84fe927ba97e6584cd919f097a6c9aKenneth Graunke * Contains a list of ir_function_signatures representing each of the 3629fa99f3b6c84fe927ba97e6584cd919f097a6c9aKenneth Graunke * actual functions. 363a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick */ 364a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanickclass ir_function : public ir_instruction { 365a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanickpublic: 366882dad75408fc4071a9dd700309f9e54f6ad2650Ian Romanick ir_function(const char *name); 367a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 3688273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_function *clone(void *mem_ctx, struct hash_table *ht) const; 3694b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 3706202cbfe3614141e330501959a7322522b35f4e4Kenneth Graunke virtual ir_function *as_function() 3716202cbfe3614141e330501959a7322522b35f4e4Kenneth Graunke { 3726202cbfe3614141e330501959a7322522b35f4e4Kenneth Graunke return this; 3736202cbfe3614141e330501959a7322522b35f4e4Kenneth Graunke } 3746202cbfe3614141e330501959a7322522b35f4e4Kenneth Graunke 37578b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick virtual void accept(ir_visitor *v) 37678b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick { 37778b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick v->visit(this); 37878b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick } 37978b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick 3808895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *); 3818895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick 3826a15d5b514b703ff8dd024f96ffbcb68484a954eIan Romanick void add_signature(ir_function_signature *sig) 3836a15d5b514b703ff8dd024f96ffbcb68484a954eIan Romanick { 384df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick sig->_function = this; 385df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick this->signatures.push_tail(sig); 3866a15d5b514b703ff8dd024f96ffbcb68484a954eIan Romanick } 3876a15d5b514b703ff8dd024f96ffbcb68484a954eIan Romanick 388a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /** 38995cd6cc195f4652378d7ecf614c6e1c568311a04Ian Romanick * Get an iterator for the set of function signatures 39095cd6cc195f4652378d7ecf614c6e1c568311a04Ian Romanick */ 39195cd6cc195f4652378d7ecf614c6e1c568311a04Ian Romanick exec_list_iterator iterator() 39295cd6cc195f4652378d7ecf614c6e1c568311a04Ian Romanick { 39395cd6cc195f4652378d7ecf614c6e1c568311a04Ian Romanick return signatures.iterator(); 39495cd6cc195f4652378d7ecf614c6e1c568311a04Ian Romanick } 39595cd6cc195f4652378d7ecf614c6e1c568311a04Ian Romanick 39695cd6cc195f4652378d7ecf614c6e1c568311a04Ian Romanick /** 3970d605cb97c9cd2f9a170e3aa15bdf4021a75fc14Kenneth Graunke * Find a signature that matches a set of actual parameters, taking implicit 3980d605cb97c9cd2f9a170e3aa15bdf4021a75fc14Kenneth Graunke * conversions into account. 399471471f83471481db0445e73f8c89e6a9149838eIan Romanick */ 400b95897b89d36a25c237a021c299a4eb295856476Ian Romanick ir_function_signature *matching_signature(const exec_list *actual_param); 401471471f83471481db0445e73f8c89e6a9149838eIan Romanick 402471471f83471481db0445e73f8c89e6a9149838eIan Romanick /** 4030d605cb97c9cd2f9a170e3aa15bdf4021a75fc14Kenneth Graunke * Find a signature that exactly matches a set of actual parameters without 4040d605cb97c9cd2f9a170e3aa15bdf4021a75fc14Kenneth Graunke * any implicit type conversions. 4050d605cb97c9cd2f9a170e3aa15bdf4021a75fc14Kenneth Graunke */ 406b95897b89d36a25c237a021c299a4eb295856476Ian Romanick ir_function_signature *exact_matching_signature(const exec_list *actual_ps); 4070d605cb97c9cd2f9a170e3aa15bdf4021a75fc14Kenneth Graunke 4080d605cb97c9cd2f9a170e3aa15bdf4021a75fc14Kenneth Graunke /** 409a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * Name of the function. 410a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick */ 411a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick const char *name; 412a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 413471471f83471481db0445e73f8c89e6a9149838eIan Romanick /** 414f1ddca9f2143e377d2a70941dcedbb1f5c699e07Eric Anholt * List of ir_function_signature for each overloaded function with this name. 415471471f83471481db0445e73f8c89e6a9149838eIan Romanick */ 4160044e7edcea22d2456c051a1c4b744a26960ad27Ian Romanick struct exec_list signatures; 417a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick}; 4180f0ea5826454cf25d6e76ac848a317e673ff1032Ian Romanick 4190f0ea5826454cf25d6e76ac848a317e673ff1032Ian Romanickinline const char *ir_function_signature::function_name() const 4200f0ea5826454cf25d6e76ac848a317e673ff1032Ian Romanick{ 421df05ad4e1aa5512ce1dfd2e6661641e012c8b279Ian Romanick return this->_function->name; 4220f0ea5826454cf25d6e76ac848a317e673ff1032Ian Romanick} 423a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick/*@}*/ 424a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 425a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 4263c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick/** 4273c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick * IR instruction representing high-level if-statements 4283c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick */ 4293c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanickclass ir_if : public ir_instruction { 4303c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanickpublic: 4313c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick ir_if(ir_rvalue *condition) 4323c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick : condition(condition) 4333c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick { 434d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type = ir_type_if; 4353c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick } 4363c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick 4378273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_if *clone(void *mem_ctx, struct hash_table *ht) const; 4384b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 4395ba94206083fcd678febd6cac0231f35c0f1b77aEric Anholt virtual ir_if *as_if() 4405ba94206083fcd678febd6cac0231f35c0f1b77aEric Anholt { 4415ba94206083fcd678febd6cac0231f35c0f1b77aEric Anholt return this; 4425ba94206083fcd678febd6cac0231f35c0f1b77aEric Anholt } 4435ba94206083fcd678febd6cac0231f35c0f1b77aEric Anholt 4443c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick virtual void accept(ir_visitor *v) 4453c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick { 4463c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick v->visit(this); 4473c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick } 4483c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick 4498895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *); 4508895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick 4513c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick ir_rvalue *condition; 452f1ddca9f2143e377d2a70941dcedbb1f5c699e07Eric Anholt /** List of ir_instruction for the body of the then branch */ 4533c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick exec_list then_instructions; 454f1ddca9f2143e377d2a70941dcedbb1f5c699e07Eric Anholt /** List of ir_instruction for the body of the else branch */ 4553c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick exec_list else_instructions; 4563c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick}; 4573c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick 4583c6fea3048a0d9add2fec621d30c32f3519d8868Ian Romanick 459fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick/** 460fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick * IR instruction representing a high-level loop structure. 461fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick */ 462fad607a9be59056aecda50176b4d20a8b5319747Ian Romanickclass ir_loop : public ir_instruction { 463fad607a9be59056aecda50176b4d20a8b5319747Ian Romanickpublic: 464fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick ir_loop() : from(NULL), to(NULL), increment(NULL), counter(NULL) 465fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick { 466d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type = ir_type_loop; 467fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick } 468fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick 4698273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_loop *clone(void *mem_ctx, struct hash_table *ht) const; 4704b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 471fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick virtual void accept(ir_visitor *v) 472fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick { 473fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick v->visit(this); 474fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick } 475fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick 4768895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *); 4778895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick 47801f8de4a87157b01e8b9fe31c6766a15bbfb2788Ian Romanick virtual ir_loop *as_loop() 47901f8de4a87157b01e8b9fe31c6766a15bbfb2788Ian Romanick { 48001f8de4a87157b01e8b9fe31c6766a15bbfb2788Ian Romanick return this; 48101f8de4a87157b01e8b9fe31c6766a15bbfb2788Ian Romanick } 48201f8de4a87157b01e8b9fe31c6766a15bbfb2788Ian Romanick 483fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick /** 484fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick * Get an iterator for the instructions of the loop body 485fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick */ 486fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick exec_list_iterator iterator() 487fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick { 488fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick return body_instructions.iterator(); 489fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick } 490fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick 491f1ddca9f2143e377d2a70941dcedbb1f5c699e07Eric Anholt /** List of ir_instruction that make up the body of the loop. */ 492fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick exec_list body_instructions; 493fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick 494fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick /** 495fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick * \name Loop counter and controls 496fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick */ 497fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick /*@{*/ 498fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick ir_rvalue *from; 499fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick ir_rvalue *to; 500fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick ir_rvalue *increment; 501fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick ir_variable *counter; 502fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick /*@}*/ 503fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick}; 504fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick 505fad607a9be59056aecda50176b4d20a8b5319747Ian Romanick 5063c033637de7def553559c11d037f2e8bbb750f77Kenneth Graunkeclass ir_assignment : public ir_instruction { 507a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanickpublic: 508fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke ir_assignment(ir_rvalue *lhs, ir_rvalue *rhs, ir_rvalue *condition); 509a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 5105a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick /** 5115a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * Construct an assignment with an explicit write mask 5125a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * 5135a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * \note 5145a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * Since a write mask is supplied, the LHS must already be a bare 5155a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * \c ir_dereference. The cannot be any swizzles in the LHS. 5165a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick */ 5175a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick ir_assignment(ir_dereference *lhs, ir_rvalue *rhs, ir_rvalue *condition, 5185a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick unsigned write_mask); 5195a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick 5208273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_assignment *clone(void *mem_ctx, struct hash_table *ht) const; 5214b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 522fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke virtual ir_constant *constant_expression_value(); 523fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke 52478b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick virtual void accept(ir_visitor *v) 52578b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick { 52678b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick v->visit(this); 52778b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick } 52878b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick 5298895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *); 5308895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick 531cad9766118d269725ef33b4e9588d674d5225010Eric Anholt virtual ir_assignment * as_assignment() 532cad9766118d269725ef33b4e9588d674d5225010Eric Anholt { 533cad9766118d269725ef33b4e9588d674d5225010Eric Anholt return this; 534cad9766118d269725ef33b4e9588d674d5225010Eric Anholt } 535cad9766118d269725ef33b4e9588d674d5225010Eric Anholt 536a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /** 5375a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * Get a whole variable written by an assignment 5385a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * 5395a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * If the LHS of the assignment writes a whole variable, the variable is 5405a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * returned. Otherwise \c NULL is returned. Examples of whole-variable 5415a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * assignment are: 5425a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * 5435a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * - Assigning to a scalar 5445a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * - Assigning to all components of a vector 5455a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * - Whole array (or matrix) assignment 5465a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * - Whole structure assignment 5475a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick */ 5485a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick ir_variable *whole_variable_written(); 5495a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick 5505a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick /** 5515a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * Set the LHS of an assignment 5525a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick */ 5535a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick void set_lhs(ir_rvalue *lhs); 5545a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick 5555a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick /** 556a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * Left-hand side of the assignment. 5575a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * 5585a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * This should be treated as read only. If you need to set the LHS of an 5595a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * assignment, use \c ir_assignment::set_lhs. 560a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick */ 5615a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick ir_dereference *lhs; 562a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 563a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /** 564a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * Value being assigned 565a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick */ 566fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke ir_rvalue *rhs; 567a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 568a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /** 569a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * Optional condition for the assignment. 570a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick */ 571fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke ir_rvalue *condition; 5725a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick 5735a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick 5745a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick /** 5755a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * Component mask written 5765a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * 5775a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * For non-vector types in the LHS, this field will be zero. For vector 5785a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * types, a bit will be set for each component that is written. Note that 5795a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick * for \c vec2 and \c vec3 types only the lower bits will ever be set. 5805a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick */ 5815a7758efbe14dee026245a4f4f4fb3ccf7b2c23bIan Romanick unsigned write_mask:4; 582a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick}; 583a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 5843b96996b7eb6e3603a5f138177867c3e856e0dfaKenneth Graunke/* Update ir_expression::num_operands() and operator_strs when 585160d092507c1ca341b7c5c88e5ba94b4cf5fb7d0Eric Anholt * updating this list. 5863b96996b7eb6e3603a5f138177867c3e856e0dfaKenneth Graunke */ 587a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanickenum ir_expression_operation { 588a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_unop_bit_not, 589a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_unop_logic_not, 590a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_unop_neg, 591a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_unop_abs, 592a4b7b5a654ca810e296bb0cca1b27b8847f5548aKenneth Graunke ir_unop_sign, 593a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_unop_rcp, 594a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_unop_rsq, 59544d68fd06ff8b53fc70a9a07c897dda9b3457ef8Eric Anholt ir_unop_sqrt, 596bc4034b243975089c06c4415d4e26edaaaec7a46Eric Anholt ir_unop_exp, /**< Log base e on gentype */ 597bc4034b243975089c06c4415d4e26edaaaec7a46Eric Anholt ir_unop_log, /**< Natural log on gentype */ 59801665262e50162e858c45f92a8a7e12b953e56adEric Anholt ir_unop_exp2, 59901665262e50162e858c45f92a8a7e12b953e56adEric Anholt ir_unop_log2, 600a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_unop_f2i, /**< Float-to-integer conversion. */ 601a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_unop_i2f, /**< Integer-to-float conversion. */ 602dc58b3f8ccd817fdee390a3df5b8e0fb29d5397cEric Anholt ir_unop_f2b, /**< Float-to-boolean conversion */ 603dc58b3f8ccd817fdee390a3df5b8e0fb29d5397cEric Anholt ir_unop_b2f, /**< Boolean-to-float conversion */ 604c2cb84e17b2f7a5db146faa9c9c2a2ffac4b6c19Eric Anholt ir_unop_i2b, /**< int-to-boolean conversion */ 605c2cb84e17b2f7a5db146faa9c9c2a2ffac4b6c19Eric Anholt ir_unop_b2i, /**< Boolean-to-int conversion */ 6066c86ea8adc095abeef7b3cd63d3321185542bf36Ian Romanick ir_unop_u2f, /**< Unsigned-to-float conversion. */ 607a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 608a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /** 609a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * \name Unary floating-point rounding operations. 610a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick */ 611a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /*@{*/ 612a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_unop_trunc, 613a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_unop_ceil, 614a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_unop_floor, 615d925c9173009e9e5d48df30b30aaef22753183aaEric Anholt ir_unop_fract, 616a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /*@}*/ 617a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 61857e7da173e8d38bf0c95ded535cdf1b12a00a1a2Kenneth Graunke /** 61957e7da173e8d38bf0c95ded535cdf1b12a00a1a2Kenneth Graunke * \name Trigonometric operations. 62057e7da173e8d38bf0c95ded535cdf1b12a00a1a2Kenneth Graunke */ 62157e7da173e8d38bf0c95ded535cdf1b12a00a1a2Kenneth Graunke /*@{*/ 62257e7da173e8d38bf0c95ded535cdf1b12a00a1a2Kenneth Graunke ir_unop_sin, 62357e7da173e8d38bf0c95ded535cdf1b12a00a1a2Kenneth Graunke ir_unop_cos, 62457e7da173e8d38bf0c95ded535cdf1b12a00a1a2Kenneth Graunke /*@}*/ 62557e7da173e8d38bf0c95ded535cdf1b12a00a1a2Kenneth Graunke 626b843c7a20c2d65494f30eb82622ae7db380f581aKenneth Graunke /** 627b843c7a20c2d65494f30eb82622ae7db380f581aKenneth Graunke * \name Partial derivatives. 628b843c7a20c2d65494f30eb82622ae7db380f581aKenneth Graunke */ 629b843c7a20c2d65494f30eb82622ae7db380f581aKenneth Graunke /*@{*/ 630b843c7a20c2d65494f30eb82622ae7db380f581aKenneth Graunke ir_unop_dFdx, 631b843c7a20c2d65494f30eb82622ae7db380f581aKenneth Graunke ir_unop_dFdy, 632b843c7a20c2d65494f30eb82622ae7db380f581aKenneth Graunke /*@}*/ 633b843c7a20c2d65494f30eb82622ae7db380f581aKenneth Graunke 634a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_add, 635a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_sub, 636a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_mul, 637a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_div, 6388a1f186cc55979bb9df0a88b48da8d81460c3e7cEric Anholt 6398a1f186cc55979bb9df0a88b48da8d81460c3e7cEric Anholt /** 6408a1f186cc55979bb9df0a88b48da8d81460c3e7cEric Anholt * Takes one of two combinations of arguments: 6418a1f186cc55979bb9df0a88b48da8d81460c3e7cEric Anholt * 6428a1f186cc55979bb9df0a88b48da8d81460c3e7cEric Anholt * - mod(vecN, vecN) 6438a1f186cc55979bb9df0a88b48da8d81460c3e7cEric Anholt * - mod(vecN, float) 6448a1f186cc55979bb9df0a88b48da8d81460c3e7cEric Anholt * 6458a1f186cc55979bb9df0a88b48da8d81460c3e7cEric Anholt * Does not take integer types. 6468a1f186cc55979bb9df0a88b48da8d81460c3e7cEric Anholt */ 647a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_mod, 648a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 649a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /** 650a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * \name Binary comparison operators 651a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick */ 652a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /*@{*/ 653a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_less, 654a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_greater, 655a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_lequal, 656a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_gequal, 657832aad989e3d319a8aaac046aa49df25da134d82Eric Anholt /** 658832aad989e3d319a8aaac046aa49df25da134d82Eric Anholt * Returns single boolean for whether all components of operands[0] 659832aad989e3d319a8aaac046aa49df25da134d82Eric Anholt * equal the components of operands[1]. 660832aad989e3d319a8aaac046aa49df25da134d82Eric Anholt */ 661a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_equal, 662832aad989e3d319a8aaac046aa49df25da134d82Eric Anholt /** 663832aad989e3d319a8aaac046aa49df25da134d82Eric Anholt * Returns single boolean for whether any component of operands[0] 664832aad989e3d319a8aaac046aa49df25da134d82Eric Anholt * is not equal to the corresponding component of operands[1]. 665832aad989e3d319a8aaac046aa49df25da134d82Eric Anholt */ 666a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_nequal, 667a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /*@}*/ 668a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 669a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /** 670a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * \name Bit-wise binary operations. 671a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick */ 672a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /*@{*/ 673a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_lshift, 674a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_rshift, 675a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_bit_and, 676a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_bit_xor, 677a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_bit_or, 678a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /*@}*/ 679a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 680a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_logic_and, 681a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_logic_xor, 682a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_logic_or, 683a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 684a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_dot, 6859be7f638130f46a9df2bfbcd4a03b36de9e4f3aaEric Anholt ir_binop_cross, 686a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_min, 687a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_max, 688a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 689a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_binop_pow 690a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick}; 691a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 692fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunkeclass ir_expression : public ir_rvalue { 693a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanickpublic: 694a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_expression(int op, const struct glsl_type *type, 695fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke ir_rvalue *, ir_rvalue *); 696a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 6976d8a0a0aadaafbab02dffcf7f89eb0210dd37b2eEric Anholt virtual ir_expression *as_expression() 6986d8a0a0aadaafbab02dffcf7f89eb0210dd37b2eEric Anholt { 6996d8a0a0aadaafbab02dffcf7f89eb0210dd37b2eEric Anholt return this; 7006d8a0a0aadaafbab02dffcf7f89eb0210dd37b2eEric Anholt } 7016d8a0a0aadaafbab02dffcf7f89eb0210dd37b2eEric Anholt 7028273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_expression *clone(void *mem_ctx, struct hash_table *ht) const; 7034b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 704fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke virtual ir_constant *constant_expression_value(); 705fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke 7067dd6adbe2e791b22de97175a8715ef1217619c99Kenneth Graunke static unsigned int get_num_operands(ir_expression_operation); 7074b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt unsigned int get_num_operands() const 7087dd6adbe2e791b22de97175a8715ef1217619c99Kenneth Graunke { 7097dd6adbe2e791b22de97175a8715ef1217619c99Kenneth Graunke return get_num_operands(operation); 7107dd6adbe2e791b22de97175a8715ef1217619c99Kenneth Graunke } 711160d092507c1ca341b7c5c88e5ba94b4cf5fb7d0Eric Anholt 7123b96996b7eb6e3603a5f138177867c3e856e0dfaKenneth Graunke /** 7133b96996b7eb6e3603a5f138177867c3e856e0dfaKenneth Graunke * Return a string representing this expression's operator. 7143b96996b7eb6e3603a5f138177867c3e856e0dfaKenneth Graunke */ 7153b96996b7eb6e3603a5f138177867c3e856e0dfaKenneth Graunke const char *operator_string(); 7163b96996b7eb6e3603a5f138177867c3e856e0dfaKenneth Graunke 7173b96996b7eb6e3603a5f138177867c3e856e0dfaKenneth Graunke /** 7183b96996b7eb6e3603a5f138177867c3e856e0dfaKenneth Graunke * Do a reverse-lookup to translate the given string into an operator. 7193b96996b7eb6e3603a5f138177867c3e856e0dfaKenneth Graunke */ 7203b96996b7eb6e3603a5f138177867c3e856e0dfaKenneth Graunke static ir_expression_operation get_operator(const char *); 7213b96996b7eb6e3603a5f138177867c3e856e0dfaKenneth Graunke 72278b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick virtual void accept(ir_visitor *v) 72378b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick { 72478b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick v->visit(this); 72578b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick } 72678b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick 7278895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *); 7288895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick 729a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick ir_expression_operation operation; 730fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke ir_rvalue *operands[2]; 731a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick}; 732a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 733a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 734ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick/** 735ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick * IR instruction representing a function call 736ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick */ 737fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunkeclass ir_call : public ir_rvalue { 738ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanickpublic: 7391f47245bdda2c85bf0f0174e6c24a50486b413aaEric Anholt ir_call(ir_function_signature *callee, exec_list *actual_parameters) 740b427c917ce47675b102fac3ddace883629ff6be8Ian Romanick : callee(callee) 741ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick { 742d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type = ir_type_call; 7439e7c34b865309c65ea5a763900e2d0eae4b58ce5Ian Romanick assert(callee->return_type != NULL); 7449e7c34b865309c65ea5a763900e2d0eae4b58ce5Ian Romanick type = callee->return_type; 745471471f83471481db0445e73f8c89e6a9149838eIan Romanick actual_parameters->move_nodes_to(& this->actual_parameters); 746ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick } 747ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick 7488273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_call *clone(void *mem_ctx, struct hash_table *ht) const; 7494b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 750fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke virtual ir_constant *constant_expression_value(); 751fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke 752cad9766118d269725ef33b4e9588d674d5225010Eric Anholt virtual ir_call *as_call() 753cad9766118d269725ef33b4e9588d674d5225010Eric Anholt { 754cad9766118d269725ef33b4e9588d674d5225010Eric Anholt return this; 755cad9766118d269725ef33b4e9588d674d5225010Eric Anholt } 756cad9766118d269725ef33b4e9588d674d5225010Eric Anholt 757ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick virtual void accept(ir_visitor *v) 758ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick { 759ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick v->visit(this); 760ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick } 761ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick 7628895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *); 7638895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick 764ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick /** 765ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick * Get a generic ir_call object when an error occurs 766e01193af325cbdde51b3219c85c58f19d5a87f1bCarl Worth * 767e01193af325cbdde51b3219c85c58f19d5a87f1bCarl Worth * Any allocation will be performed with 'ctx' as talloc owner. 768ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick */ 769e01193af325cbdde51b3219c85c58f19d5a87f1bCarl Worth static ir_call *get_error_instruction(void *ctx); 770ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick 7719878c6518f7938bd5fdae22265dd30bc72d7343cIan Romanick /** 7729878c6518f7938bd5fdae22265dd30bc72d7343cIan Romanick * Get an iterator for the set of acutal parameters 7739878c6518f7938bd5fdae22265dd30bc72d7343cIan Romanick */ 7749878c6518f7938bd5fdae22265dd30bc72d7343cIan Romanick exec_list_iterator iterator() 7759878c6518f7938bd5fdae22265dd30bc72d7343cIan Romanick { 7769878c6518f7938bd5fdae22265dd30bc72d7343cIan Romanick return actual_parameters.iterator(); 7779878c6518f7938bd5fdae22265dd30bc72d7343cIan Romanick } 7789878c6518f7938bd5fdae22265dd30bc72d7343cIan Romanick 77993614bc4b971bb59824179057a4bfa7aac383ce3Ian Romanick /** 78093614bc4b971bb59824179057a4bfa7aac383ce3Ian Romanick * Get the name of the function being called. 78193614bc4b971bb59824179057a4bfa7aac383ce3Ian Romanick */ 78293614bc4b971bb59824179057a4bfa7aac383ce3Ian Romanick const char *callee_name() const 78393614bc4b971bb59824179057a4bfa7aac383ce3Ian Romanick { 7840f0ea5826454cf25d6e76ac848a317e673ff1032Ian Romanick return callee->function_name(); 78593614bc4b971bb59824179057a4bfa7aac383ce3Ian Romanick } 78693614bc4b971bb59824179057a4bfa7aac383ce3Ian Romanick 7871f47245bdda2c85bf0f0174e6c24a50486b413aaEric Anholt ir_function_signature *get_callee() 788cad9766118d269725ef33b4e9588d674d5225010Eric Anholt { 789cad9766118d269725ef33b4e9588d674d5225010Eric Anholt return callee; 790cad9766118d269725ef33b4e9588d674d5225010Eric Anholt } 791cad9766118d269725ef33b4e9588d674d5225010Eric Anholt 792cad9766118d269725ef33b4e9588d674d5225010Eric Anholt /** 793792e01c1e259077eb339af3ce61905fd227ae4bdIan Romanick * Set the function call target 794792e01c1e259077eb339af3ce61905fd227ae4bdIan Romanick */ 7951f47245bdda2c85bf0f0174e6c24a50486b413aaEric Anholt void set_callee(ir_function_signature *sig); 796792e01c1e259077eb339af3ce61905fd227ae4bdIan Romanick 797792e01c1e259077eb339af3ce61905fd227ae4bdIan Romanick /** 798cad9766118d269725ef33b4e9588d674d5225010Eric Anholt * Generates an inline version of the function before @ir, 799cad9766118d269725ef33b4e9588d674d5225010Eric Anholt * returning the return value of the function. 800cad9766118d269725ef33b4e9588d674d5225010Eric Anholt */ 801cad9766118d269725ef33b4e9588d674d5225010Eric Anholt ir_rvalue *generate_inline(ir_instruction *ir); 802cad9766118d269725ef33b4e9588d674d5225010Eric Anholt 803a48a2b66e86d6d1c2fbb24bc60df2fdef42b3086Ian Romanick /* List of ir_rvalue of paramaters passed in this call. */ 804a48a2b66e86d6d1c2fbb24bc60df2fdef42b3086Ian Romanick exec_list actual_parameters; 805a48a2b66e86d6d1c2fbb24bc60df2fdef42b3086Ian Romanick 806ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanickprivate: 807471471f83471481db0445e73f8c89e6a9149838eIan Romanick ir_call() 808b427c917ce47675b102fac3ddace883629ff6be8Ian Romanick : callee(NULL) 809471471f83471481db0445e73f8c89e6a9149838eIan Romanick { 810d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt this->ir_type = ir_type_call; 811471471f83471481db0445e73f8c89e6a9149838eIan Romanick } 812471471f83471481db0445e73f8c89e6a9149838eIan Romanick 8131f47245bdda2c85bf0f0174e6c24a50486b413aaEric Anholt ir_function_signature *callee; 814ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick}; 815ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick 816ed45ec6a515f3529f12fc23d51621e435d3b6cdfIan Romanick 8179578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick/** 8189578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick * \name Jump-like IR instructions. 8199578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick * 8209578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick * These include \c break, \c continue, \c return, and \c discard. 8219578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick */ 8229578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick/*@{*/ 8239578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanickclass ir_jump : public ir_instruction { 8249578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanickprotected: 8259578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick ir_jump() 8269578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick { 827d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt ir_type = ir_type_unset; 8289578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick } 8299578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick}; 8309578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick 8319578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanickclass ir_return : public ir_jump { 8329578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanickpublic: 8339578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick ir_return() 8349578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick : value(NULL) 8359578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick { 836d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt this->ir_type = ir_type_return; 8379578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick } 8389578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick 839fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke ir_return(ir_rvalue *value) 8409578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick : value(value) 8419578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick { 842d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt this->ir_type = ir_type_return; 8439578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick } 8449578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick 8458273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_return *clone(void *mem_ctx, struct hash_table *) const; 8464b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 847cad9766118d269725ef33b4e9588d674d5225010Eric Anholt virtual ir_return *as_return() 848cad9766118d269725ef33b4e9588d674d5225010Eric Anholt { 849cad9766118d269725ef33b4e9588d674d5225010Eric Anholt return this; 850cad9766118d269725ef33b4e9588d674d5225010Eric Anholt } 851cad9766118d269725ef33b4e9588d674d5225010Eric Anholt 852fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke ir_rvalue *get_value() const 8539578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick { 8549578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick return value; 8559578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick } 8569578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick 8579578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick virtual void accept(ir_visitor *v) 8589578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick { 8599578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick v->visit(this); 8609578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick } 8619578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick 8628895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *); 8638895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick 864fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke ir_rvalue *value; 8659578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick}; 866f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick 867f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick 868f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick/** 869f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick * Jump instructions used inside loops 870f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick * 871f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick * These include \c break and \c continue. The \c break within a loop is 872f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick * different from the \c break within a switch-statement. 873f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick * 874f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick * \sa ir_switch_jump 875f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick */ 876f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanickclass ir_loop_jump : public ir_jump { 877f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanickpublic: 878f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick enum jump_mode { 879f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick jump_break, 880f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick jump_continue 881f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick }; 882f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick 8834b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt ir_loop_jump(jump_mode mode) 884f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick { 885d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt this->ir_type = ir_type_loop_jump; 8860c005bd773784ee5feb2ee3d7d00c2c4335eafb4Eric Anholt this->mode = mode; 8870c005bd773784ee5feb2ee3d7d00c2c4335eafb4Eric Anholt this->loop = loop; 888f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick } 889f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick 8908273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_loop_jump *clone(void *mem_ctx, struct hash_table *) const; 8914b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 892f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick virtual void accept(ir_visitor *v) 893f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick { 894f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick v->visit(this); 895f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick } 896f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick 8978895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *); 8988895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick 899f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick bool is_break() const 900f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick { 901f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick return mode == jump_break; 902f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick } 903f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick 904f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick bool is_continue() const 905f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick { 906f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick return mode == jump_continue; 907f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick } 908f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick 909f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick /** Mode selector for the jump instruction. */ 910f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick enum jump_mode mode; 9110c005bd773784ee5feb2ee3d7d00c2c4335eafb4Eric Anholtprivate: 9120c005bd773784ee5feb2ee3d7d00c2c4335eafb4Eric Anholt /** Loop containing this break instruction. */ 9130c005bd773784ee5feb2ee3d7d00c2c4335eafb4Eric Anholt ir_loop *loop; 914f8e31e00b1078dc28187a43a1ab8949e154e7533Ian Romanick}; 91516efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke 91616efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke/** 91716efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke * IR instruction representing discard statements. 91816efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke */ 91916efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunkeclass ir_discard : public ir_jump { 92016efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunkepublic: 92116efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke ir_discard() 92216efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke { 923d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt this->ir_type = ir_type_discard; 92416efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke this->condition = NULL; 92516efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke } 92616efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke 92716efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke ir_discard(ir_rvalue *cond) 92816efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke { 92984ee01f40acf88185484df386b7715034e7685c9Aras Pranckevicius this->ir_type = ir_type_discard; 93016efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke this->condition = cond; 93116efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke } 93216efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke 9338273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_discard *clone(void *mem_ctx, struct hash_table *ht) const; 93416efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke 93516efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke virtual void accept(ir_visitor *v) 93616efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke { 93716efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke v->visit(this); 93816efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke } 93916efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke 94016efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke virtual ir_visitor_status accept(ir_hierarchical_visitor *); 94116efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke 94216efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke ir_rvalue *condition; 94316efab1c4dee6e6a827ba5f1c482378159545ae5Kenneth Graunke}; 9449578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick/*@}*/ 9459578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick 9469578c87ce23a98472d52f15b0a7063f4df036c4dIan Romanick 94781377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick/** 94881377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * Texture sampling opcodes used in ir_texture 94981377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick */ 95081377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanickenum ir_texture_opcode { 95181377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick ir_tex, /* Regular texture look-up */ 95281377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick ir_txb, /* Texture look-up with LOD bias */ 95381377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick ir_txl, /* Texture look-up with explicit LOD */ 95481377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick ir_txd, /* Texture look-up with partial derivatvies */ 95581377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick ir_txf /* Texel fetch with explicit LOD */ 95681377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick}; 95781377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick 95881377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick 95981377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick/** 96081377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * IR instruction to sample a texture 96181377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * 96281377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * The specific form of the IR instruction depends on the \c mode value 96381377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * selected from \c ir_texture_opcodes. In the printed IR, these will 96481377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * appear as: 96581377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * 96681377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * Texel offset 96781377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * | Projection divisor 96881377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * | | Shadow comparitor 96981377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * | | | 97081377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * v v v 97181377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * (tex (sampler) (coordinate) (0 0 0) (1) ( )) 97281377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * (txb (sampler) (coordinate) (0 0 0) (1) ( ) (bias)) 97381377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * (txl (sampler) (coordinate) (0 0 0) (1) ( ) (lod)) 97481377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * (txd (sampler) (coordinate) (0 0 0) (1) ( ) (dPdx dPdy)) 97581377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * (txf (sampler) (coordinate) (0 0 0) (lod)) 97681377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick */ 97781377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanickclass ir_texture : public ir_rvalue { 97881377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanickpublic: 97981377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick ir_texture(enum ir_texture_opcode op) 980b97efa5db5fce2e0d9a4c61a939c85b240c89170Kenneth Graunke : op(op), projector(NULL), shadow_comparitor(NULL) 98181377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick { 982d16044ad4d6176fec6164f96450a25f76b7677f1Eric Anholt this->ir_type = ir_type_texture; 98381377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick } 98481377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick 9858273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_texture *clone(void *mem_ctx, struct hash_table *) const; 9864b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 987fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke virtual ir_constant *constant_expression_value(); 988fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke 98926d74cd1d140786b8f4b1ccbaf500a16e68eec3cKenneth Graunke virtual void accept(ir_visitor *v) 99026d74cd1d140786b8f4b1ccbaf500a16e68eec3cKenneth Graunke { 99126d74cd1d140786b8f4b1ccbaf500a16e68eec3cKenneth Graunke v->visit(this); 99226d74cd1d140786b8f4b1ccbaf500a16e68eec3cKenneth Graunke } 99326d74cd1d140786b8f4b1ccbaf500a16e68eec3cKenneth Graunke 99426d74cd1d140786b8f4b1ccbaf500a16e68eec3cKenneth Graunke virtual ir_visitor_status accept(ir_hierarchical_visitor *); 99526d74cd1d140786b8f4b1ccbaf500a16e68eec3cKenneth Graunke 996c30f6e5dea7e75983784f3539304c8dd36356d1cKenneth Graunke /** 997c30f6e5dea7e75983784f3539304c8dd36356d1cKenneth Graunke * Return a string representing the ir_texture_opcode. 998c30f6e5dea7e75983784f3539304c8dd36356d1cKenneth Graunke */ 999c30f6e5dea7e75983784f3539304c8dd36356d1cKenneth Graunke const char *opcode_string(); 1000c30f6e5dea7e75983784f3539304c8dd36356d1cKenneth Graunke 100156d3f6ad782e9819b40544494826954d3fcf978bKenneth Graunke /** Set the sampler and infer the type. */ 100256d3f6ad782e9819b40544494826954d3fcf978bKenneth Graunke void set_sampler(ir_dereference *sampler); 100356d3f6ad782e9819b40544494826954d3fcf978bKenneth Graunke 1004c30f6e5dea7e75983784f3539304c8dd36356d1cKenneth Graunke /** 1005c30f6e5dea7e75983784f3539304c8dd36356d1cKenneth Graunke * Do a reverse-lookup to translate a string into an ir_texture_opcode. 1006c30f6e5dea7e75983784f3539304c8dd36356d1cKenneth Graunke */ 1007c30f6e5dea7e75983784f3539304c8dd36356d1cKenneth Graunke static ir_texture_opcode get_opcode(const char *); 1008c30f6e5dea7e75983784f3539304c8dd36356d1cKenneth Graunke 100981377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick enum ir_texture_opcode op; 101081377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick 101181377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick /** Sampler to use for the texture access. */ 101281377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick ir_dereference *sampler; 101381377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick 101481377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick /** Texture coordinate to sample */ 101581377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick ir_rvalue *coordinate; 101681377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick 101781377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick /** 101881377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * Value used for projective divide. 101981377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * 102081377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * If there is no projective divide (the common case), this will be 102181377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * \c NULL. Optimization passes should check for this to point to a constant 102281377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * of 1.0 and replace that with \c NULL. 102381377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick */ 102481377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick ir_rvalue *projector; 102581377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick 102681377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick /** 102781377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * Coordinate used for comparison on shadow look-ups. 102881377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * 102981377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * If there is no shadow comparison, this will be \c NULL. For the 103081377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick * \c ir_txf opcode, this *must* be \c NULL. 103181377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick */ 103281377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick ir_rvalue *shadow_comparitor; 103381377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick 103481377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick /** Explicit texel offsets. */ 103581377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick signed char offsets[3]; 103681377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick 103781377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick union { 103881377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick ir_rvalue *lod; /**< Floating point LOD */ 103981377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick ir_rvalue *bias; /**< Floating point LOD bias */ 104081377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick struct { 104181377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick ir_rvalue *dPdx; /**< Partial derivative of coordinate wrt X */ 104281377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick ir_rvalue *dPdy; /**< Partial derivative of coordinate wrt Y */ 104381377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick } grad; 104481377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick } lod_info; 104581377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick}; 104681377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick 104781377c012cf5db3efe2e39885846c60b6e5c6eb8Ian Romanick 1048a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanickstruct ir_swizzle_mask { 1049a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick unsigned x:2; 1050a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick unsigned y:2; 1051a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick unsigned z:2; 1052a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick unsigned w:2; 1053a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 1054a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /** 1055a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * Number of components in the swizzle. 1056a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick */ 1057f25a5ad93961c335b56d4f0508cc5c00b77ee519Kenneth Graunke unsigned num_components:3; 1058a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 1059a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /** 1060a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * Does the swizzle contain duplicate components? 1061a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * 1062a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * L-value swizzles cannot contain duplicate components. 1063a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick */ 1064a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick unsigned has_duplicates:1; 1065a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick}; 1066a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 1067affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke 1068affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunkeclass ir_swizzle : public ir_rvalue { 1069affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunkepublic: 1070affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke ir_swizzle(ir_rvalue *, unsigned x, unsigned y, unsigned z, unsigned w, 1071affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke unsigned count); 10726315b68f5fbe529bce3497b67c42af1eaa62b8c1Ian Romanick 10736315b68f5fbe529bce3497b67c42af1eaa62b8c1Ian Romanick ir_swizzle(ir_rvalue *val, const unsigned *components, unsigned count); 10746315b68f5fbe529bce3497b67c42af1eaa62b8c1Ian Romanick 107505a4e59c2410292f595cfe0cc552a86ae69b20d2Eric Anholt ir_swizzle(ir_rvalue *val, ir_swizzle_mask mask); 1076cad9766118d269725ef33b4e9588d674d5225010Eric Anholt 10778273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_swizzle *clone(void *mem_ctx, struct hash_table *) const; 10784b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 1079fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke virtual ir_constant *constant_expression_value(); 1080fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke 10817d21104a8b92c139051e9a224c5d863802a8ade6Eric Anholt virtual ir_swizzle *as_swizzle() 10827d21104a8b92c139051e9a224c5d863802a8ade6Eric Anholt { 10837d21104a8b92c139051e9a224c5d863802a8ade6Eric Anholt return this; 10847d21104a8b92c139051e9a224c5d863802a8ade6Eric Anholt } 10857d21104a8b92c139051e9a224c5d863802a8ade6Eric Anholt 1086affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke /** 1087affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke * Construct an ir_swizzle from the textual representation. Can fail. 1088affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke */ 1089affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke static ir_swizzle *create(ir_rvalue *, const char *, unsigned vector_length); 1090affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke 1091affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke virtual void accept(ir_visitor *v) 1092affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke { 1093affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke v->visit(this); 1094affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke } 1095affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke 10968895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *); 10978895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick 1098affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke bool is_lvalue() 1099affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke { 1100a9fafc6504ebccdc0fee3d2529c3fe6068cc86b8Eric Anholt return val->is_lvalue() && !mask.has_duplicates; 1101affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke } 1102affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke 11032b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick /** 11042b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick * Get the variable that is ultimately referenced by an r-value 11052b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick */ 11062b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick virtual ir_variable *variable_referenced(); 11072b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick 1108affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke ir_rvalue *val; 1109affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke ir_swizzle_mask mask; 11106315b68f5fbe529bce3497b67c42af1eaa62b8c1Ian Romanick 11116315b68f5fbe529bce3497b67c42af1eaa62b8c1Ian Romanickprivate: 11126315b68f5fbe529bce3497b67c42af1eaa62b8c1Ian Romanick /** 11136315b68f5fbe529bce3497b67c42af1eaa62b8c1Ian Romanick * Initialize the mask component of a swizzle 11146315b68f5fbe529bce3497b67c42af1eaa62b8c1Ian Romanick * 11156315b68f5fbe529bce3497b67c42af1eaa62b8c1Ian Romanick * This is used by the \c ir_swizzle constructors. 11166315b68f5fbe529bce3497b67c42af1eaa62b8c1Ian Romanick */ 11176315b68f5fbe529bce3497b67c42af1eaa62b8c1Ian Romanick void init_mask(const unsigned *components, unsigned count); 1118affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke}; 1119affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke 1120affc1413ac9f1f077a4ba1a1b7135f73d7a71167Kenneth Graunke 1121fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunkeclass ir_dereference : public ir_rvalue { 1122a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanickpublic: 11238273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_dereference *clone(void *mem_ctx, struct hash_table *) const = 0; 1124ca088cc277ce9f986693c857f3961dc0e1a4d91cIan Romanick 112544e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke virtual ir_dereference *as_dereference() 112644e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke { 112744e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke return this; 112844e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke } 112944e1dfa2df4de3e2de963f0505cdadade6fe8180Kenneth Graunke 1130c7da28b4beb3a593f49a6c01a90b123584b421e8Eric Anholt bool is_lvalue(); 1131fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunke 11322b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick /** 11332b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick * Get the variable that is ultimately referenced by an r-value 11342b3c476fa08e33a0ee1633b173a7df31ecaca582Ian Romanick */ 113570fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick virtual ir_variable *variable_referenced() = 0; 113670fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick}; 113770fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick 113870fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick 113970fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanickclass ir_dereference_variable : public ir_dereference { 114070fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanickpublic: 114170fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick ir_dereference_variable(ir_variable *var); 114270fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick 11438273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_dereference_variable *clone(void *mem_ctx, 11448273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt struct hash_table *) const; 11454b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 1146fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke virtual ir_constant *constant_expression_value(); 1147fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke 1148d4f7e660dd81e05b0829c1b70663b3959fd78f47Eric Anholt virtual ir_dereference_variable *as_dereference_variable() 1149d4f7e660dd81e05b0829c1b70663b3959fd78f47Eric Anholt { 1150d4f7e660dd81e05b0829c1b70663b3959fd78f47Eric Anholt return this; 1151d4f7e660dd81e05b0829c1b70663b3959fd78f47Eric Anholt } 1152d4f7e660dd81e05b0829c1b70663b3959fd78f47Eric Anholt 115370fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick /** 115470fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick * Get the variable that is ultimately referenced by an r-value 115570fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick */ 115670fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick virtual ir_variable *variable_referenced() 115770fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick { 115836ea28646c666ac2af9b43c47e65f9f53ffcc390Ian Romanick return this->var; 115970fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick } 1160f3a002b503542fe2544025c6a42d552fdc4907c2Ian Romanick 1161b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick virtual ir_variable *whole_variable_referenced() 1162b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick { 1163b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick /* ir_dereference_variable objects always dereference the entire 1164b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick * variable. However, if this dereference is dereferenced by anything 1165b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick * else, the complete deferefernce chain is not a whole-variable 1166b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick * dereference. This method should only be called on the top most 1167b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick * ir_rvalue in a dereference chain. 1168b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick */ 1169b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick return this->var; 1170b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick } 1171b067db2e253059e83249b1e4d5f3c626b0e33807Ian Romanick 1172c7b1046a9fa6da916f11fb9e43d61fd772470183Ian Romanick virtual void accept(ir_visitor *v) 1173c7b1046a9fa6da916f11fb9e43d61fd772470183Ian Romanick { 1174c7b1046a9fa6da916f11fb9e43d61fd772470183Ian Romanick v->visit(this); 1175c7b1046a9fa6da916f11fb9e43d61fd772470183Ian Romanick } 1176c7b1046a9fa6da916f11fb9e43d61fd772470183Ian Romanick 1177f3a002b503542fe2544025c6a42d552fdc4907c2Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *); 117836ea28646c666ac2af9b43c47e65f9f53ffcc390Ian Romanick 117936ea28646c666ac2af9b43c47e65f9f53ffcc390Ian Romanick /** 118036ea28646c666ac2af9b43c47e65f9f53ffcc390Ian Romanick * Object being dereferenced. 118136ea28646c666ac2af9b43c47e65f9f53ffcc390Ian Romanick */ 118236ea28646c666ac2af9b43c47e65f9f53ffcc390Ian Romanick ir_variable *var; 118370fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick}; 118470fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick 118570fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick 118670fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanickclass ir_dereference_array : public ir_dereference { 118770fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanickpublic: 118870fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick ir_dereference_array(ir_rvalue *value, ir_rvalue *array_index); 118970fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick 119070fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick ir_dereference_array(ir_variable *var, ir_rvalue *array_index); 119170fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick 11928273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_dereference_array *clone(void *mem_ctx, 11938273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt struct hash_table *) const; 11944b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 1195fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke virtual ir_constant *constant_expression_value(); 1196fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke 1197b145e903694fa932ab1e0d955e889555193ab604Eric Anholt virtual ir_dereference_array *as_dereference_array() 1198b145e903694fa932ab1e0d955e889555193ab604Eric Anholt { 1199b145e903694fa932ab1e0d955e889555193ab604Eric Anholt return this; 1200b145e903694fa932ab1e0d955e889555193ab604Eric Anholt } 1201b145e903694fa932ab1e0d955e889555193ab604Eric Anholt 120270fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick /** 120370fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick * Get the variable that is ultimately referenced by an r-value 120470fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick */ 120570fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick virtual ir_variable *variable_referenced() 120670fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick { 120736ea28646c666ac2af9b43c47e65f9f53ffcc390Ian Romanick return this->array->variable_referenced(); 120870fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick } 120970fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick 1210c7b1046a9fa6da916f11fb9e43d61fd772470183Ian Romanick virtual void accept(ir_visitor *v) 1211c7b1046a9fa6da916f11fb9e43d61fd772470183Ian Romanick { 1212c7b1046a9fa6da916f11fb9e43d61fd772470183Ian Romanick v->visit(this); 1213c7b1046a9fa6da916f11fb9e43d61fd772470183Ian Romanick } 1214c7b1046a9fa6da916f11fb9e43d61fd772470183Ian Romanick 1215f3a002b503542fe2544025c6a42d552fdc4907c2Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *); 121670fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick 121736ea28646c666ac2af9b43c47e65f9f53ffcc390Ian Romanick ir_rvalue *array; 121836ea28646c666ac2af9b43c47e65f9f53ffcc390Ian Romanick ir_rvalue *array_index; 121936ea28646c666ac2af9b43c47e65f9f53ffcc390Ian Romanick 122070fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanickprivate: 122170fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick void set_array(ir_rvalue *value); 122270fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick}; 122370fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick 122470fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick 122570fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanickclass ir_dereference_record : public ir_dereference { 122670fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanickpublic: 122770fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick ir_dereference_record(ir_rvalue *value, const char *field); 122870fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick 122970fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick ir_dereference_record(ir_variable *var, const char *field); 123070fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick 12318273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_dereference_record *clone(void *mem_ctx, 12328273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt struct hash_table *) const; 12334b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 1234fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke virtual ir_constant *constant_expression_value(); 1235fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke 123670fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick /** 123770fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick * Get the variable that is ultimately referenced by an r-value 123870fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick */ 123970fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick virtual ir_variable *variable_referenced() 124070fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick { 124136ea28646c666ac2af9b43c47e65f9f53ffcc390Ian Romanick return this->record->variable_referenced(); 124270fe8b66632f4afd87ebb12a450b1e639428e88fIan Romanick } 1243f3a002b503542fe2544025c6a42d552fdc4907c2Ian Romanick 1244c7b1046a9fa6da916f11fb9e43d61fd772470183Ian Romanick virtual void accept(ir_visitor *v) 1245c7b1046a9fa6da916f11fb9e43d61fd772470183Ian Romanick { 1246c7b1046a9fa6da916f11fb9e43d61fd772470183Ian Romanick v->visit(this); 1247c7b1046a9fa6da916f11fb9e43d61fd772470183Ian Romanick } 1248c7b1046a9fa6da916f11fb9e43d61fd772470183Ian Romanick 1249f3a002b503542fe2544025c6a42d552fdc4907c2Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *); 125036ea28646c666ac2af9b43c47e65f9f53ffcc390Ian Romanick 125136ea28646c666ac2af9b43c47e65f9f53ffcc390Ian Romanick ir_rvalue *record; 125236ea28646c666ac2af9b43c47e65f9f53ffcc390Ian Romanick const char *field; 1253a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick}; 1254a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 1255a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 1256be1d2bfdeab5781b6546b704b566aa214e79da06Ian Romanick/** 1257be1d2bfdeab5781b6546b704b566aa214e79da06Ian Romanick * Data stored in an ir_constant 1258be1d2bfdeab5781b6546b704b566aa214e79da06Ian Romanick */ 1259be1d2bfdeab5781b6546b704b566aa214e79da06Ian Romanickunion ir_constant_data { 1260be1d2bfdeab5781b6546b704b566aa214e79da06Ian Romanick unsigned u[16]; 1261be1d2bfdeab5781b6546b704b566aa214e79da06Ian Romanick int i[16]; 1262be1d2bfdeab5781b6546b704b566aa214e79da06Ian Romanick float f[16]; 1263be1d2bfdeab5781b6546b704b566aa214e79da06Ian Romanick bool b[16]; 1264be1d2bfdeab5781b6546b704b566aa214e79da06Ian Romanick}; 1265be1d2bfdeab5781b6546b704b566aa214e79da06Ian Romanick 1266be1d2bfdeab5781b6546b704b566aa214e79da06Ian Romanick 1267fb9fb5f51deca28ed1ec7b71759fb71fc26a0ab6Kenneth Graunkeclass ir_constant : public ir_rvalue { 1268a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanickpublic: 1269824b659d917a5f14a1f66b891d25036ef9f9adc6Ian Romanick ir_constant(const struct glsl_type *type, const ir_constant_data *data); 12703c36b2df7c854d23b2be9580e416fb04079a1befEric Anholt ir_constant(bool b); 12713c36b2df7c854d23b2be9580e416fb04079a1befEric Anholt ir_constant(unsigned int u); 12723c36b2df7c854d23b2be9580e416fb04079a1befEric Anholt ir_constant(int i); 12733c36b2df7c854d23b2be9580e416fb04079a1befEric Anholt ir_constant(float f); 1274a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 1275989cfc432ee7adef701a87783e0c6b064c1cfaeeIan Romanick /** 1276756a3fac4fbbc6b3785715db745f8d58a14baeb9Ian Romanick * Construct an ir_constant from a list of ir_constant values 1277756a3fac4fbbc6b3785715db745f8d58a14baeb9Ian Romanick */ 1278756a3fac4fbbc6b3785715db745f8d58a14baeb9Ian Romanick ir_constant(const struct glsl_type *type, exec_list *values); 1279756a3fac4fbbc6b3785715db745f8d58a14baeb9Ian Romanick 1280756a3fac4fbbc6b3785715db745f8d58a14baeb9Ian Romanick /** 1281989cfc432ee7adef701a87783e0c6b064c1cfaeeIan Romanick * Construct an ir_constant from a scalar component of another ir_constant 1282989cfc432ee7adef701a87783e0c6b064c1cfaeeIan Romanick * 1283989cfc432ee7adef701a87783e0c6b064c1cfaeeIan Romanick * The new \c ir_constant inherits the type of the component from the 1284989cfc432ee7adef701a87783e0c6b064c1cfaeeIan Romanick * source constant. 1285989cfc432ee7adef701a87783e0c6b064c1cfaeeIan Romanick * 1286989cfc432ee7adef701a87783e0c6b064c1cfaeeIan Romanick * \note 1287989cfc432ee7adef701a87783e0c6b064c1cfaeeIan Romanick * In the case of a matrix constant, the new constant is a scalar, \b not 1288989cfc432ee7adef701a87783e0c6b064c1cfaeeIan Romanick * a vector. 1289989cfc432ee7adef701a87783e0c6b064c1cfaeeIan Romanick */ 1290989cfc432ee7adef701a87783e0c6b064c1cfaeeIan Romanick ir_constant(const ir_constant *c, unsigned i); 1291989cfc432ee7adef701a87783e0c6b064c1cfaeeIan Romanick 1292ee9a3a51b61f0afe75b4b8b0c3025310140437ecKenneth Graunke /** 1293ee9a3a51b61f0afe75b4b8b0c3025310140437ecKenneth Graunke * Return a new ir_constant of the specified type containing all zeros. 1294ee9a3a51b61f0afe75b4b8b0c3025310140437ecKenneth Graunke */ 1295ee9a3a51b61f0afe75b4b8b0c3025310140437ecKenneth Graunke static ir_constant *zero(void *mem_ctx, const glsl_type *type); 1296ee9a3a51b61f0afe75b4b8b0c3025310140437ecKenneth Graunke 12978273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholt virtual ir_constant *clone(void *mem_ctx, struct hash_table *) const; 12984b6fd39c89f308a379882426c1ed3616d60c4628Eric Anholt 1299fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke virtual ir_constant *constant_expression_value(); 1300fb2ffd2846b48cb50128fb74df56f2ee63179832Kenneth Graunke 13015c89f0ecb9581cbe83442ab3f41f2f3701fffab0Eric Anholt virtual ir_constant *as_constant() 13025c89f0ecb9581cbe83442ab3f41f2f3701fffab0Eric Anholt { 13035c89f0ecb9581cbe83442ab3f41f2f3701fffab0Eric Anholt return this; 13045c89f0ecb9581cbe83442ab3f41f2f3701fffab0Eric Anholt } 13055c89f0ecb9581cbe83442ab3f41f2f3701fffab0Eric Anholt 130678b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick virtual void accept(ir_visitor *v) 130778b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick { 130878b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick v->visit(this); 130978b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick } 131078b51b0fdd61b58940f9043ef9046217552f2c70Ian Romanick 13118895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick virtual ir_visitor_status accept(ir_hierarchical_visitor *); 13128895bae55ba8d9f62dd59cbd924ac37c8a7dcdb1Ian Romanick 1313a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick /** 131431881908ebc11d84c2ff1821410c91340686aa17Ian Romanick * Get a particular component of a constant as a specific type 131531881908ebc11d84c2ff1821410c91340686aa17Ian Romanick * 131631881908ebc11d84c2ff1821410c91340686aa17Ian Romanick * This is useful, for example, to get a value from an integer constant 131731881908ebc11d84c2ff1821410c91340686aa17Ian Romanick * as a float or bool. This appears frequently when constructors are 131831881908ebc11d84c2ff1821410c91340686aa17Ian Romanick * called with all constant parameters. 131931881908ebc11d84c2ff1821410c91340686aa17Ian Romanick */ 132031881908ebc11d84c2ff1821410c91340686aa17Ian Romanick /*@{*/ 132131881908ebc11d84c2ff1821410c91340686aa17Ian Romanick bool get_bool_component(unsigned i) const; 132231881908ebc11d84c2ff1821410c91340686aa17Ian Romanick float get_float_component(unsigned i) const; 132331881908ebc11d84c2ff1821410c91340686aa17Ian Romanick int get_int_component(unsigned i) const; 132431881908ebc11d84c2ff1821410c91340686aa17Ian Romanick unsigned get_uint_component(unsigned i) const; 132531881908ebc11d84c2ff1821410c91340686aa17Ian Romanick /*@}*/ 132631881908ebc11d84c2ff1821410c91340686aa17Ian Romanick 132774e1802f5dd8921750851abc6128e4073602d405Kenneth Graunke ir_constant *get_array_element(unsigned i) const; 132874e1802f5dd8921750851abc6128e4073602d405Kenneth Graunke 1329b94c29a47b5020e4d052679fc5d22c19533fd73bIan Romanick ir_constant *get_record_field(const char *name); 1330b94c29a47b5020e4d052679fc5d22c19533fd73bIan Romanick 133131881908ebc11d84c2ff1821410c91340686aa17Ian Romanick /** 13321e8b7a714e8acbb5028a250048452f2efc29d02eIan Romanick * Determine whether a constant has the same value as another constant 13331e8b7a714e8acbb5028a250048452f2efc29d02eIan Romanick */ 13341e8b7a714e8acbb5028a250048452f2efc29d02eIan Romanick bool has_value(const ir_constant *) const; 13351e8b7a714e8acbb5028a250048452f2efc29d02eIan Romanick 13361e8b7a714e8acbb5028a250048452f2efc29d02eIan Romanick /** 1337a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * Value of the constant. 1338a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * 1339a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * The field used to back the values supplied by the constant is determined 1340a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * by the type associated with the \c ir_instruction. Constants may be 1341a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick * scalars, vectors, or matrices. 1342a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick */ 1343be1d2bfdeab5781b6546b704b566aa214e79da06Ian Romanick union ir_constant_data value; 13447f1ab834d7aa901ce0e12f40db23d7d9891eae59Ian Romanick 134574e1802f5dd8921750851abc6128e4073602d405Kenneth Graunke /* Array elements */ 134674e1802f5dd8921750851abc6128e4073602d405Kenneth Graunke ir_constant **array_elements; 134774e1802f5dd8921750851abc6128e4073602d405Kenneth Graunke 134874e1802f5dd8921750851abc6128e4073602d405Kenneth Graunke /* Structure fields */ 13497f1ab834d7aa901ce0e12f40db23d7d9891eae59Ian Romanick exec_list components; 1350710919fd7cb7ac6cb640afa362f5c409e5a5ec91Ian Romanick 1351710919fd7cb7ac6cb640afa362f5c409e5a5ec91Ian Romanickprivate: 1352710919fd7cb7ac6cb640afa362f5c409e5a5ec91Ian Romanick /** 1353710919fd7cb7ac6cb640afa362f5c409e5a5ec91Ian Romanick * Parameterless constructor only used by the clone method 1354710919fd7cb7ac6cb640afa362f5c409e5a5ec91Ian Romanick */ 1355710919fd7cb7ac6cb640afa362f5c409e5a5ec91Ian Romanick ir_constant(void); 1356a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick}; 1357a87ac255cf7ef0672b4de865d82e6a40c93b57dIan Romanick 135870b74928a220aff024664714877defb0caedf33fEric Anholtvoid 135970b74928a220aff024664714877defb0caedf33fEric Anholtvisit_exec_list(exec_list *list, ir_visitor *visitor); 1360adfb0cd7401251bef0c854ac945fce78f0ed11dbIan Romanick 136153cdb7e51d85d4b4a35fba3ec200b27991b8488bEric Anholtvoid validate_ir_tree(exec_list *instructions); 136253cdb7e51d85d4b4a35fba3ec200b27991b8488bEric Anholt 1363f3235eb37f264244f4ea432700be7dd6b2930d6cIan Romanick/** 1364f3235eb37f264244f4ea432700be7dd6b2930d6cIan Romanick * Make a clone of each IR instruction in a list 1365f3235eb37f264244f4ea432700be7dd6b2930d6cIan Romanick * 1366f3235eb37f264244f4ea432700be7dd6b2930d6cIan Romanick * \param in List of IR instructions that are to be cloned 1367f3235eb37f264244f4ea432700be7dd6b2930d6cIan Romanick * \param out List to hold the cloned instructions 1368f3235eb37f264244f4ea432700be7dd6b2930d6cIan Romanick */ 1369f3235eb37f264244f4ea432700be7dd6b2930d6cIan Romanickvoid 13708273bd46877e2ea2b8a02b87a11c68102d07e1f2Eric Anholtclone_ir_list(void *mem_ctx, exec_list *out, const exec_list *in); 1371f3235eb37f264244f4ea432700be7dd6b2930d6cIan Romanick 1372adfb0cd7401251bef0c854ac945fce78f0ed11dbIan Romanickextern void 1373adfb0cd7401251bef0c854ac945fce78f0ed11dbIan Romanick_mesa_glsl_initialize_variables(exec_list *instructions, 1374adfb0cd7401251bef0c854ac945fce78f0ed11dbIan Romanick struct _mesa_glsl_parse_state *state); 1375e309a6051d1a04ee581f0a47c6c585918fba1096Ian Romanick 1376c22c40015db32b68b33c4944b9d94bf499135ec5Eric Anholtextern void 1377c22c40015db32b68b33c4944b9d94bf499135ec5Eric Anholt_mesa_glsl_initialize_functions(exec_list *instructions, 1378c22c40015db32b68b33c4944b9d94bf499135ec5Eric Anholt struct _mesa_glsl_parse_state *state); 1379c22c40015db32b68b33c4944b9d94bf499135ec5Eric Anholt 138060e2d06d1ccc66ad00cd7ab81c418853f21be291Ian Romanickextern void 1381d5be2acae379783c4aa31243e0a88a9e67e6ca7eIan Romanick_mesa_glsl_release_functions(void); 1382d5be2acae379783c4aa31243e0a88a9e67e6ca7eIan Romanick 1383d5be2acae379783c4aa31243e0a88a9e67e6ca7eIan Romanickextern void 138460e2d06d1ccc66ad00cd7ab81c418853f21be291Ian Romanickreparent_ir(exec_list *list, void *mem_ctx); 138560e2d06d1ccc66ad00cd7ab81c418853f21be291Ian Romanick 13864ccd3c548b9b9a2fee79342445f68d73525bfcdbIan Romanickclass glsl_symbol_table; 13874ccd3c548b9b9a2fee79342445f68d73525bfcdbIan Romanick 13884ccd3c548b9b9a2fee79342445f68d73525bfcdbIan Romanickextern void 13894ccd3c548b9b9a2fee79342445f68d73525bfcdbIan Romanickimport_prototypes(const exec_list *source, exec_list *dest, 13904ccd3c548b9b9a2fee79342445f68d73525bfcdbIan Romanick class glsl_symbol_table *symbols, void *mem_ctx); 13914ccd3c548b9b9a2fee79342445f68d73525bfcdbIan Romanick 13929f82806c7b5109553cf806a5652e6b6198665094Eric Anholtextern bool 13939f82806c7b5109553cf806a5652e6b6198665094Eric Anholtir_has_call(ir_instruction *ir); 13949f82806c7b5109553cf806a5652e6b6198665094Eric Anholt 1395925b49ff310bf0b307add7c34627cddf87e6a554Eric Anholtextern void 1396925b49ff310bf0b307add7c34627cddf87e6a554Eric Anholtdo_set_program_inouts(exec_list *instructions, struct gl_program *prog); 1397925b49ff310bf0b307add7c34627cddf87e6a554Eric Anholt 1398e309a6051d1a04ee581f0a47c6c585918fba1096Ian Romanick#endif /* IR_H */ 1399