workbench/libs/mesa/src/gallium/auxiliary/gallivm/lp_bld_conv.h

   1 /**************************************************************************
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   3  * Copyright 2009 VMware, Inc.
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  16  * of the Software.
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  27
  28 /**
  29  * @file
  30  * Helper functions for type conversions.
  31  *
  32  * @author Jose Fonseca <jfonseca@vmware.com>
  33  */
  34
  35
  36 #ifndef LP_BLD_CONV_H
  37 #define LP_BLD_CONV_H
  38
  39
  40 #include "gallivm/lp_bld.h"
  41
  42
  43 struct lp_type;
  44
  45
  46 LLVMValueRef
  47 lp_build_clamped_float_to_unsigned_norm(struct gallivm_state *gallivm,
  48                                         struct lp_type src_type,
  49                                         unsigned dst_width,
  50                                         LLVMValueRef src);
  51
  52 LLVMValueRef
  53 lp_build_unsigned_norm_to_float(struct gallivm_state *gallivm,
  54                                 unsigned src_width,
  55                                 struct lp_type dst_type,
  56                                 LLVMValueRef src);
  57
  58
  59 void
  60 lp_build_conv(struct gallivm_state *gallivm,
  61               struct lp_type src_type,
  62               struct lp_type dst_type,
  63               const LLVMValueRef *srcs, unsigned num_srcs,
  64               LLVMValueRef *dsts, unsigned num_dsts);
  65
  66 void
  67 lp_build_conv_mask(struct gallivm_state *gallivm,
  68                    struct lp_type src_type,
  69                    struct lp_type dst_type,
  70                    const LLVMValueRef *src, unsigned num_srcs,
  71                    LLVMValueRef *dst, unsigned num_dsts);
  72
  73 #endif /* !LP_BLD_CONV_H */