src/gallium/auxiliary/gallivm/lp_bld_pack.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2009 VMware, Inc.
   4  * All Rights Reserved.
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   7  * copy of this software and associated documentation files (the
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  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
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  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
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  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 */