src/gallium/auxiliary/gallivm/lp_bld_pack.h

   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
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  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.
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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
  48 LLVMValueRef
  49 lp_build_interleave2(LLVMBuilderRef builder,
  50                      struct lp_type type,
  51                      LLVMValueRef a,
  52                      LLVMValueRef b,
  53                      unsigned lo_hi);
  54
  55
  56 void
  57 lp_build_unpack2(LLVMBuilderRef builder,
  58                  struct lp_type src_type,
  59                  struct lp_type dst_type,
  60                  LLVMValueRef src,
  61                  LLVMValueRef *dst_lo,
  62                  LLVMValueRef *dst_hi);
  63
  64
  65 void
  66 lp_build_unpack(LLVMBuilderRef builder,
  67                 struct lp_type src_type,
  68                 struct lp_type dst_type,
  69                 LLVMValueRef src,
  70                 LLVMValueRef *dst, unsigned num_dsts);
  71
  72
  73 LLVMValueRef
  74 lp_build_packs2(LLVMBuilderRef builder,
  75                 struct lp_type src_type,
  76                 struct lp_type dst_type,
  77                 LLVMValueRef lo,
  78                 LLVMValueRef hi);
  79
  80
  81 LLVMValueRef
  82 lp_build_pack2(LLVMBuilderRef builder,
  83                struct lp_type src_type,
  84                struct lp_type dst_type,
  85                LLVMValueRef lo,
  86                LLVMValueRef hi);
  87
  88
  89 LLVMValueRef
  90 lp_build_pack(LLVMBuilderRef builder,
  91               struct lp_type src_type,
  92               struct lp_type dst_type,
  93               boolean clamped,
  94               const LLVMValueRef *src, unsigned num_srcs);
  95
  96
  97 void
  98 lp_build_resize(LLVMBuilderRef builder,
  99                 struct lp_type src_type,
 100                 struct lp_type dst_type,
 101                 const LLVMValueRef *src, unsigned num_srcs,
 102                 LLVMValueRef *dst, unsigned num_dsts);
 103
 104
 105 #endif /* !LP_BLD_PACK_H */