150 lines
4.5 KiB
C
150 lines
4.5 KiB
C
/**************************************************************************
|
|
*
|
|
* Copyright 2009 VMware, Inc.
|
|
* All Rights Reserved.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the
|
|
* "Software"), to deal in the Software without restriction, including
|
|
* without limitation the rights to use, copy, modify, merge, publish,
|
|
* distribute, sub license, and/or sell copies of the Software, and to
|
|
* permit persons to whom the Software is furnished to do so, subject to
|
|
* the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice (including the
|
|
* next paragraph) shall be included in all copies or substantial portions
|
|
* of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
|
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
|
|
* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
|
|
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
|
|
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
|
|
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
*
|
|
**************************************************************************/
|
|
|
|
/**
|
|
* @file
|
|
* Helper functions for swizzling/shuffling.
|
|
*
|
|
* @author Jose Fonseca <jfonseca@vmware.com>
|
|
*/
|
|
|
|
|
|
#ifndef LP_BLD_SWIZZLE_H
|
|
#define LP_BLD_SWIZZLE_H
|
|
|
|
|
|
#include "gallivm/lp_bld.h"
|
|
#include "pipe/p_defines.h"
|
|
|
|
|
|
struct lp_type;
|
|
struct lp_build_context;
|
|
|
|
|
|
#define LP_BLD_SWIZZLE_DONTCARE 0xFF
|
|
|
|
|
|
LLVMValueRef
|
|
lp_build_broadcast(struct gallivm_state *gallivm,
|
|
LLVMTypeRef vec_type,
|
|
LLVMValueRef scalar);
|
|
|
|
|
|
LLVMValueRef
|
|
lp_build_broadcast_scalar(struct lp_build_context *bld,
|
|
LLVMValueRef scalar);
|
|
|
|
|
|
LLVMValueRef
|
|
lp_build_extract_broadcast(struct gallivm_state *gallivm,
|
|
struct lp_type src_type,
|
|
struct lp_type dst_type,
|
|
LLVMValueRef vector,
|
|
LLVMValueRef index);
|
|
|
|
|
|
/**
|
|
* Broadcast one channel of a vector composed of arrays of XYZ.. structures into
|
|
* all channels XXX...
|
|
*/
|
|
LLVMValueRef
|
|
lp_build_swizzle_scalar_aos(struct lp_build_context *bld,
|
|
LLVMValueRef a,
|
|
unsigned channel,
|
|
unsigned num_channels);
|
|
|
|
|
|
/**
|
|
* Swizzle a vector consisting of an array of XYZW structs.
|
|
*
|
|
* @param swizzles is the in [0,4[ range.
|
|
*/
|
|
LLVMValueRef
|
|
lp_build_swizzle_aos(struct lp_build_context *bld,
|
|
LLVMValueRef a,
|
|
const unsigned char swizzles[4]);
|
|
|
|
|
|
LLVMValueRef
|
|
lp_build_swizzle_aos_n(struct gallivm_state* gallivm,
|
|
LLVMValueRef src,
|
|
const unsigned char* swizzles,
|
|
unsigned num_swizzles,
|
|
unsigned dst_len);
|
|
|
|
|
|
LLVMValueRef
|
|
lp_build_swizzle_soa_channel(struct lp_build_context *bld,
|
|
const LLVMValueRef *unswizzled,
|
|
enum pipe_swizzle swizzle);
|
|
|
|
|
|
void
|
|
lp_build_swizzle_soa(struct lp_build_context *bld,
|
|
const LLVMValueRef *unswizzled,
|
|
const unsigned char swizzles[4],
|
|
LLVMValueRef *swizzled);
|
|
|
|
|
|
void
|
|
lp_build_swizzle_soa_inplace(struct lp_build_context *bld,
|
|
LLVMValueRef *values,
|
|
const unsigned char swizzles[4]);
|
|
|
|
|
|
void
|
|
lp_build_transpose_aos(struct gallivm_state *gallivm,
|
|
struct lp_type type,
|
|
const LLVMValueRef src[4],
|
|
LLVMValueRef dst[4]);
|
|
|
|
|
|
void
|
|
lp_build_transpose_aos_n(struct gallivm_state *gallivm,
|
|
struct lp_type type,
|
|
const LLVMValueRef* src,
|
|
unsigned num_srcs,
|
|
LLVMValueRef* dst);
|
|
|
|
|
|
LLVMValueRef
|
|
lp_build_pack_aos_scalars(struct gallivm_state *gallivm,
|
|
struct lp_type src_type,
|
|
struct lp_type dst_type,
|
|
const LLVMValueRef src,
|
|
unsigned channel);
|
|
|
|
|
|
LLVMValueRef
|
|
lp_build_unpack_broadcast_aos_scalars(struct gallivm_state *gallivm,
|
|
struct lp_type src_type,
|
|
struct lp_type dst_type,
|
|
const LLVMValueRef src);
|
|
|
|
|
|
#endif /* !LP_BLD_SWIZZLE_H */
|