lp_bld_logic.h revision efc82aef35a2aac5d2ed9774f6d28f2626796416 
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
40#include "gallivm/lp_bld.h"
41
42#include "pipe/p_defines.h" /* For PIPE_FUNC_xxx */
43
44
45struct lp_type;
46struct lp_build_context;
47
48
49LLVMValueRef
50lp_build_compare(struct gallivm_state *gallivm,
51                 const struct lp_type type,
52                 unsigned func,
53                 LLVMValueRef a,
54                 LLVMValueRef b);
55
56
57/**
58 * @param func is one of PIPE_FUNC_xxx
59 */
60LLVMValueRef
61lp_build_cmp(struct lp_build_context *bld,
62             unsigned func,
63             LLVMValueRef a,
64             LLVMValueRef b);
65
66LLVMValueRef
67lp_build_select_bitwise(struct lp_build_context *bld,
68                        LLVMValueRef mask,
69                        LLVMValueRef a,
70                        LLVMValueRef b);
71
72LLVMValueRef
73lp_build_select(struct lp_build_context *bld,
74                LLVMValueRef mask,
75                LLVMValueRef a,
76                LLVMValueRef b);
77
78LLVMValueRef
79lp_build_select_aos(struct lp_build_context *bld,
80                    unsigned mask,
81                    LLVMValueRef a,
82                    LLVMValueRef b);
83
84
85#endif /* !LP_BLD_LOGIC_H */
86