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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  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
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  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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  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 "gallivm/lp_bld.h"
  41
  42
  43 struct lp_type;
  44
  45
  46 LLVMValueRef
  47 lp_build_interleave2(LLVMBuilderRef builder,
  48                      struct lp_type type,
  49                      LLVMValueRef a,
  50                      LLVMValueRef b,
  51                      unsigned lo_hi);
  52
  53
  54 void
  55 lp_build_unpack2(LLVMBuilderRef builder,
  56                  struct lp_type src_type,
  57                  struct lp_type dst_type,
  58                  LLVMValueRef src,
  59                  LLVMValueRef *dst_lo,
  60                  LLVMValueRef *dst_hi);
  61
  62
  63 void
  64 lp_build_unpack(LLVMBuilderRef builder,
  65                 struct lp_type src_type,
  66                 struct lp_type dst_type,
  67                 LLVMValueRef src,
  68                 LLVMValueRef *dst, unsigned num_dsts);
  69
  70
  71 LLVMValueRef
  72 lp_build_packs2(LLVMBuilderRef builder,
  73                 struct lp_type src_type,
  74                 struct lp_type dst_type,
  75                 LLVMValueRef lo,
  76                 LLVMValueRef hi);
  77
  78
  79 LLVMValueRef
  80 lp_build_pack2(LLVMBuilderRef builder,
  81                struct lp_type src_type,
  82                struct lp_type dst_type,
  83                LLVMValueRef lo,
  84                LLVMValueRef hi);
  85
  86
  87 LLVMValueRef
  88 lp_build_pack(LLVMBuilderRef builder,
  89               struct lp_type src_type,
  90               struct lp_type dst_type,
  91               boolean clamped,
  92               const LLVMValueRef *src, unsigned num_srcs);
  93
  94
  95 #endif /* !LP_BLD_PACK_H */