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 packing/unpacking conversions. 31 * 32 * @author Jose Fonseca <jfonseca@vmware.com> 33 */ 34 35 36 #ifndef LP_BLD_PACK_H 37 #define LP_BLD_PACK_H 38 39 40 #include "pipe/p_compiler.h" 41 42 #include "gallivm/lp_bld.h" 43 44 45 struct lp_type; 46 47 LLVMValueRef 48 lp_build_interleave2_half(struct gallivm_state *gallivm, 49 struct lp_type type, 50 LLVMValueRef a, 51 LLVMValueRef b, 52 unsigned lo_hi); 53 54 LLVMValueRef 55 lp_build_interleave2(struct gallivm_state *gallivm, 56 struct lp_type type, 57 LLVMValueRef a, 58 LLVMValueRef b, 59 unsigned lo_hi); 60 61 LLVMValueRef 62 lp_build_uninterleave1(struct gallivm_state *gallivm, 63 unsigned num_elems, 64 LLVMValueRef a, 65 unsigned lo_hi); 66 67 void 68 lp_build_unpack2(struct gallivm_state *gallivm, 69 struct lp_type src_type, 70 struct lp_type dst_type, 71 LLVMValueRef src, 72 LLVMValueRef *dst_lo, 73 LLVMValueRef *dst_hi); 74 75 76 void 77 lp_build_unpack2_native(struct gallivm_state *gallivm, 78 struct lp_type src_type, 79 struct lp_type dst_type, 80 LLVMValueRef src, 81 LLVMValueRef *dst_lo, 82 LLVMValueRef *dst_hi); 83 84 void 85 lp_build_unpack(struct gallivm_state *gallivm, 86 struct lp_type src_type, 87 struct lp_type dst_type, 88 LLVMValueRef src, 89 LLVMValueRef *dst, unsigned num_dsts); 90 91 LLVMValueRef 92 lp_build_extract_range(struct gallivm_state *gallivm, 93 LLVMValueRef src, 94 unsigned start, 95 unsigned size); 96 97 LLVMValueRef 98 lp_build_concat(struct gallivm_state *gallivm, 99 LLVMValueRef src[], 100 struct lp_type src_type, 101 unsigned num_vectors); 102 103 int 104 lp_build_concat_n(struct gallivm_state *gallivm, 105 struct lp_type src_type, 106 LLVMValueRef *src, 107 unsigned num_srcs, 108 LLVMValueRef *dst, 109 unsigned num_dsts); 110 111 112 LLVMValueRef 113 lp_build_packs2(struct gallivm_state *gallivm, 114 struct lp_type src_type, 115 struct lp_type dst_type, 116 LLVMValueRef lo, 117 LLVMValueRef hi); 118 119 120 LLVMValueRef 121 lp_build_pack2(struct gallivm_state *gallivm, 122 struct lp_type src_type, 123 struct lp_type dst_type, 124 LLVMValueRef lo, 125 LLVMValueRef hi); 126 127 128 LLVMValueRef 129 lp_build_pack2_native(struct gallivm_state *gallivm, 130 struct lp_type src_type, 131 struct lp_type dst_type, 132 LLVMValueRef lo, 133 LLVMValueRef hi); 134 135 136 LLVMValueRef 137 lp_build_pack(struct gallivm_state *gallivm, 138 struct lp_type src_type, 139 struct lp_type dst_type, 140 boolean clamped, 141 const LLVMValueRef *src, unsigned num_srcs); 142 143 144 void 145 lp_build_resize(struct gallivm_state *gallivm, 146 struct lp_type src_type, 147 struct lp_type dst_type, 148 const LLVMValueRef *src, unsigned num_srcs, 149 LLVMValueRef *dst, unsigned num_dsts); 150 151 152 LLVMValueRef 153 lp_build_pad_vector(struct gallivm_state *gallivm, 154 LLVMValueRef src, 155 unsigned dst_length); 156 157 #endif /* !LP_BLD_PACK_H */ 158