1 /* 2 * Copyright 2010 Tom Stellard <tstellar@gmail.com> 3 * 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining 7 * a copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sublicense, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial 16 * portions of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 19 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 21 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE 22 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 23 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 24 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 */ 27 28 #ifndef RADEON_EMULATE_LOOPS_H 29 #define RADEON_EMULATE_LOOPS_H 30 31 #define MAX_ITERATIONS 8 32 33 struct radeon_compiler; 34 35 struct loop_info { 36 struct rc_instruction * BeginLoop; 37 struct rc_instruction * Cond; 38 struct rc_instruction * If; 39 struct rc_instruction * Brk; 40 struct rc_instruction * EndIf; 41 struct rc_instruction * EndLoop; 42 }; 43 44 struct emulate_loop_state { 45 struct radeon_compiler * C; 46 struct loop_info * Loops; 47 unsigned int LoopCount; 48 unsigned int LoopReserved; 49 }; 50 51 void rc_transform_loops(struct radeon_compiler *c, void *user); 52 53 void rc_unroll_loops(struct radeon_compiler * c, void *user); 54 55 void rc_emulate_loops(struct radeon_compiler * c, void *user); 56 57 #endif /* RADEON_EMULATE_LOOPS_H */ 58