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
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  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
  62 void
  63 lp_build_unpack2(struct gallivm_state *gallivm,
  64                  struct lp_type src_type,
  65                  struct lp_type dst_type,
  66                  LLVMValueRef src,
  67                  LLVMValueRef *dst_lo,
  68                  LLVMValueRef *dst_hi);
  69
  70
  71 void
  72 lp_build_unpack(struct gallivm_state *gallivm,
  73                 struct lp_type src_type,
  74                 struct lp_type dst_type,
  75                 LLVMValueRef src,
  76                 LLVMValueRef *dst, unsigned num_dsts);
  77
  78 LLVMValueRef
  79 lp_build_extract_range(struct gallivm_state *gallivm,
  80                        LLVMValueRef src,
  81                        unsigned start,
  82                        unsigned size);
  83
  84 LLVMValueRef
  85 lp_build_concat(struct gallivm_state *gallivm,
  86                 LLVMValueRef src[],
  87                 struct lp_type src_type,
  88                 unsigned num_vectors);
  89
  90 LLVMValueRef
  91 lp_build_packs2(struct gallivm_state *gallivm,
  92                 struct lp_type src_type,
  93                 struct lp_type dst_type,
  94                 LLVMValueRef lo,
  95                 LLVMValueRef hi);
  96
  97
  98 LLVMValueRef
  99 lp_build_pack2(struct gallivm_state *gallivm,
 100                struct lp_type src_type,
 101                struct lp_type dst_type,
 102                LLVMValueRef lo,
 103                LLVMValueRef hi);
 104
 105
 106 LLVMValueRef
 107 lp_build_pack(struct gallivm_state *gallivm,
 108               struct lp_type src_type,
 109               struct lp_type dst_type,
 110               boolean clamped,
 111               const LLVMValueRef *src, unsigned num_srcs);
 112
 113
 114 void
 115 lp_build_resize(struct gallivm_state *gallivm,
 116                 struct lp_type src_type,
 117                 struct lp_type dst_type,
 118                 const LLVMValueRef *src, unsigned num_srcs,
 119                 LLVMValueRef *dst, unsigned num_dsts);
 120
 121
 122 LLVMValueRef
 123 lp_build_pad_vector(struct gallivm_state *gallivm,
 124                     LLVMValueRef src,
 125                     struct lp_type src_type,
 126                     unsigned dst_length);
 127
 128 #endif /* !LP_BLD_PACK_H */