1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Copyright 2011 Tom Stellard <tstellar@gmail.com> 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * All Rights Reserved. 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Permission is hereby granted, free of charge, to any person obtaining 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * a copy of this software and associated documentation files (the 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * "Software"), to deal in the Software without restriction, including 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * without limitation the rights to use, copy, modify, merge, publish, 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * distribute, sublicense, and/or sell copies of the Software, and to 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * permit persons to whom the Software is furnished to do so, subject to 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the following conditions: 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The above copyright notice and this permission notice (including the 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * next paragraph) shall be included in all copies or substantial 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * portions of the Software. 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#ifndef RADEON_VARIABLE_H 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define RADEON_VARIABLE_H 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "radeon_compiler.h" 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct radeon_compiler; 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct rc_list; 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct rc_reader_data; 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct rc_readers; 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct live_intervals { 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int Start; 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int End; 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int Used; 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct rc_variable { 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct radeon_compiler * C; 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct rc_dst_register Dst; 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct rc_instruction * Inst; 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned int ReaderCount; 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct rc_reader * Readers; 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct live_intervals Live[4]; 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* A friend is a variable that shares a reader with another variable. 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct rc_variable * Friend; 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid rc_variable_change_dst( 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct rc_variable * var, 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned int new_index, 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned int new_writemask); 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid rc_variable_compute_live_intervals(struct rc_variable * var); 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid rc_variable_add_friend( 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct rc_variable * var, 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct rc_variable * friend); 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct rc_variable * rc_variable( 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct radeon_compiler * c, 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned int DstFile, 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned int DstIndex, 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned int DstWriteMask, 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct rc_reader_data * reader_data); 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct rc_list * rc_get_variables(struct radeon_compiler * c); 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgunsigned int rc_variable_writemask_sum(struct rc_variable * var); 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct rc_list * rc_variable_readers_union(struct rc_variable * var); 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct rc_list * rc_variable_list_get_writers( 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct rc_list * var_list, 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned int src_type, 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org void * src); 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct rc_list * rc_variable_list_get_writers_one_reader( 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct rc_list * var_list, 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned int src_type, 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org void * src); 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid rc_variable_print(struct rc_variable * var); 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif /* RADEON_VARIABLE_H */ 95