1 /************************************************************************** 2 * 3 * Copyright 2009 VMware, Inc. 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * 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, sub license, 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 portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28 /** 29 * @file 30 * Helper functions for logical operations. 31 * 32 * @author Jose Fonseca <jfonseca@vmware.com> 33 */ 34 35 36 #ifndef LP_BLD_LOGIC_H 37 #define LP_BLD_LOGIC_H 38 39 #ifdef __cplusplus 40 extern "C" { 41 #endif 42 43 #include "gallivm/lp_bld.h" 44 45 #include "pipe/p_defines.h" /* For PIPE_FUNC_xxx */ 46 47 48 struct lp_type; 49 struct lp_build_context; 50 51 52 LLVMValueRef 53 lp_build_compare(struct gallivm_state *gallivm, 54 const struct lp_type type, 55 unsigned func, 56 LLVMValueRef a, 57 LLVMValueRef b); 58 59 60 /** 61 * @param func is one of PIPE_FUNC_xxx 62 */ 63 LLVMValueRef 64 lp_build_cmp(struct lp_build_context *bld, 65 unsigned func, 66 LLVMValueRef a, 67 LLVMValueRef b); 68 69 LLVMValueRef 70 lp_build_cmp_ordered(struct lp_build_context *bld, 71 unsigned func, 72 LLVMValueRef a, 73 LLVMValueRef b); 74 75 LLVMValueRef 76 lp_build_select_bitwise(struct lp_build_context *bld, 77 LLVMValueRef mask, 78 LLVMValueRef a, 79 LLVMValueRef b); 80 81 LLVMValueRef 82 lp_build_select(struct lp_build_context *bld, 83 LLVMValueRef mask, 84 LLVMValueRef a, 85 LLVMValueRef b); 86 87 LLVMValueRef 88 lp_build_select_aos(struct lp_build_context *bld, 89 unsigned mask, 90 LLVMValueRef a, 91 LLVMValueRef b, 92 unsigned num_channels); 93 94 95 LLVMValueRef 96 lp_build_any_true_range(struct lp_build_context *bld, 97 unsigned real_length, 98 LLVMValueRef val); 99 100 #ifdef __cplusplus 101 } 102 #endif 103 104 #endif /* !LP_BLD_LOGIC_H */ 105