diff options
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/auxiliary/Makefile | 1 | ||||
| -rw-r--r-- | src/gallium/auxiliary/SConscript | 1 | ||||
| -rw-r--r-- | src/gallium/auxiliary/gallivm/lp_bld_format_aos.c | 1 | ||||
| -rw-r--r-- | src/gallium/auxiliary/gallivm/lp_bld_format_soa.c | 2 | ||||
| -rw-r--r-- | src/gallium/auxiliary/gallivm/lp_bld_format_yuv.c | 1 | ||||
| -rw-r--r-- | src/gallium/auxiliary/gallivm/lp_bld_gather.c | 148 | ||||
| -rw-r--r-- | src/gallium/auxiliary/gallivm/lp_bld_gather.h | 61 | ||||
| -rw-r--r-- | src/gallium/auxiliary/gallivm/lp_bld_sample.c | 51 | ||||
| -rw-r--r-- | src/gallium/auxiliary/gallivm/lp_bld_sample.h | 9 | ||||
| -rw-r--r-- | src/gallium/auxiliary/gallivm/lp_bld_sample_soa.c | 1 |
10 files changed, 215 insertions, 61 deletions
diff --git a/src/gallium/auxiliary/Makefile b/src/gallium/auxiliary/Makefile index 36a46aee3ba..91f8b1034a8 100644 --- a/src/gallium/auxiliary/Makefile +++ b/src/gallium/auxiliary/Makefile @@ -155,6 +155,7 @@ GALLIVM_SOURCES = \ gallivm/lp_bld_format_aos.c \ gallivm/lp_bld_format_soa.c \ gallivm/lp_bld_format_yuv.c \ + gallivm/lp_bld_gather.c \ gallivm/lp_bld_init.c \ gallivm/lp_bld_intr.c \ gallivm/lp_bld_logic.c \ diff --git a/src/gallium/auxiliary/SConscript b/src/gallium/auxiliary/SConscript index 0b19444ad3b..af3f47bbf01 100644 --- a/src/gallium/auxiliary/SConscript +++ b/src/gallium/auxiliary/SConscript @@ -204,6 +204,7 @@ if env['llvm']: 'gallivm/lp_bld_format_aos.c', 'gallivm/lp_bld_format_soa.c', 'gallivm/lp_bld_format_yuv.c', + 'gallivm/lp_bld_gather.c', 'gallivm/lp_bld_intr.c', 'gallivm/lp_bld_logic.c', 'gallivm/lp_bld_init.c', diff --git a/src/gallium/auxiliary/gallivm/lp_bld_format_aos.c b/src/gallium/auxiliary/gallivm/lp_bld_format_aos.c index cc72a31d725..c3d1fc7c3dc 100644 --- a/src/gallium/auxiliary/gallivm/lp_bld_format_aos.c +++ b/src/gallium/auxiliary/gallivm/lp_bld_format_aos.c @@ -45,6 +45,7 @@ #include "lp_bld_const.h" #include "lp_bld_conv.h" #include "lp_bld_swizzle.h" +#include "lp_bld_gather.h" #include "lp_bld_format.h" diff --git a/src/gallium/auxiliary/gallivm/lp_bld_format_soa.c b/src/gallium/auxiliary/gallivm/lp_bld_format_soa.c index a4a36a090d7..687bce43487 100644 --- a/src/gallium/auxiliary/gallivm/lp_bld_format_soa.c +++ b/src/gallium/auxiliary/gallivm/lp_bld_format_soa.c @@ -36,7 +36,7 @@ #include "lp_bld_const.h" #include "lp_bld_conv.h" #include "lp_bld_swizzle.h" -#include "lp_bld_sample.h" /* for lp_build_gather */ +#include "lp_bld_gather.h" #include "lp_bld_format.h" diff --git a/src/gallium/auxiliary/gallivm/lp_bld_format_yuv.c b/src/gallium/auxiliary/gallivm/lp_bld_format_yuv.c index 5fe2ab6e3b2..d3eba50b77e 100644 --- a/src/gallium/auxiliary/gallivm/lp_bld_format_yuv.c +++ b/src/gallium/auxiliary/gallivm/lp_bld_format_yuv.c @@ -44,6 +44,7 @@ #include "lp_bld_type.h" #include "lp_bld_const.h" #include "lp_bld_conv.h" +#include "lp_bld_gather.h" #include "lp_bld_format.h" diff --git a/src/gallium/auxiliary/gallivm/lp_bld_gather.c b/src/gallium/auxiliary/gallivm/lp_bld_gather.c new file mode 100644 index 00000000000..d60472e0656 --- /dev/null +++ b/src/gallium/auxiliary/gallivm/lp_bld_gather.c @@ -0,0 +1,148 @@ +/************************************************************************** + * + * Copyright 2010 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 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 + * THE COPYRIGHT HOLDERS, AUTHORS 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. + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + **************************************************************************/ + + +#include "util/u_debug.h" +#include "lp_bld_debug.h" +#include "lp_bld_const.h" +#include "lp_bld_format.h" +#include "lp_bld_gather.h" + + +/** + * Get the pointer to one element from scatter positions in memory. + * + * @sa lp_build_gather() + */ +LLVMValueRef +lp_build_gather_elem_ptr(LLVMBuilderRef builder, + unsigned length, + LLVMValueRef base_ptr, + LLVMValueRef offsets, + unsigned i) +{ + LLVMValueRef offset; + LLVMValueRef ptr; + + assert(LLVMTypeOf(base_ptr) == LLVMPointerType(LLVMInt8Type(), 0)); + + if (length == 1) { + assert(i == 0); + offset = offsets; + } else { + LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), i, 0); + offset = LLVMBuildExtractElement(builder, offsets, index, ""); + } + + ptr = LLVMBuildGEP(builder, base_ptr, &offset, 1, ""); + + return ptr; +} + + +/** + * Gather one element from scatter positions in memory. + * + * @sa lp_build_gather() + */ +LLVMValueRef +lp_build_gather_elem(LLVMBuilderRef builder, + unsigned length, + unsigned src_width, + unsigned dst_width, + LLVMValueRef base_ptr, + LLVMValueRef offsets, + unsigned i) +{ + LLVMTypeRef src_type = LLVMIntType(src_width); + LLVMTypeRef src_ptr_type = LLVMPointerType(src_type, 0); + LLVMTypeRef dst_elem_type = LLVMIntType(dst_width); + LLVMValueRef ptr; + LLVMValueRef res; + + assert(LLVMTypeOf(base_ptr) == LLVMPointerType(LLVMInt8Type(), 0)); + + ptr = lp_build_gather_elem_ptr(builder, length, base_ptr, offsets, i); + ptr = LLVMBuildBitCast(builder, ptr, src_ptr_type, ""); + res = LLVMBuildLoad(builder, ptr, ""); + + assert(src_width <= dst_width); + if (src_width > dst_width) + res = LLVMBuildTrunc(builder, res, dst_elem_type, ""); + if (src_width < dst_width) + res = LLVMBuildZExt(builder, res, dst_elem_type, ""); + + return res; +} + + +/** + * Gather elements from scatter positions in memory into a single vector. + * Use for fetching texels from a texture. + * For SSE, typical values are length=4, src_width=32, dst_width=32. + * + * @param length length of the offsets + * @param src_width src element width in bits + * @param dst_width result element width in bits (src will be expanded to fit) + * @param base_ptr base pointer, should be a i8 pointer type. + * @param offsets vector with offsets + */ +LLVMValueRef +lp_build_gather(LLVMBuilderRef builder, + unsigned length, + unsigned src_width, + unsigned dst_width, + LLVMValueRef base_ptr, + LLVMValueRef offsets) +{ + LLVMValueRef res; + + if (length == 1) { + /* Scalar */ + return lp_build_gather_elem(builder, length, + src_width, dst_width, + base_ptr, offsets, 0); + } else { + /* Vector */ + + LLVMTypeRef dst_elem_type = LLVMIntType(dst_width); + LLVMTypeRef dst_vec_type = LLVMVectorType(dst_elem_type, length); + unsigned i; + + res = LLVMGetUndef(dst_vec_type); + for (i = 0; i < length; ++i) { + LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), i, 0); + LLVMValueRef elem; + elem = lp_build_gather_elem(builder, length, + src_width, dst_width, + base_ptr, offsets, i); + res = LLVMBuildInsertElement(builder, res, elem, index, ""); + } + } + + return res; +} diff --git a/src/gallium/auxiliary/gallivm/lp_bld_gather.h b/src/gallium/auxiliary/gallivm/lp_bld_gather.h new file mode 100644 index 00000000000..131af8ea07e --- /dev/null +++ b/src/gallium/auxiliary/gallivm/lp_bld_gather.h @@ -0,0 +1,61 @@ +/************************************************************************** + * + * Copyright 2010 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 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 + * THE COPYRIGHT HOLDERS, AUTHORS 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. + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + **************************************************************************/ + + +#ifndef LP_BLD_GATHER_H_ +#define LP_BLD_GATHER_H_ + + +#include "gallivm/lp_bld.h" + + +LLVMValueRef +lp_build_gather_elem_ptr(LLVMBuilderRef builder, + unsigned length, + LLVMValueRef base_ptr, + LLVMValueRef offsets, + unsigned i); + +LLVMValueRef +lp_build_gather_elem(LLVMBuilderRef builder, + unsigned length, + unsigned src_width, + unsigned dst_width, + LLVMValueRef base_ptr, + LLVMValueRef offsets, + unsigned i); + +LLVMValueRef +lp_build_gather(LLVMBuilderRef builder, + unsigned length, + unsigned src_width, + unsigned dst_width, + LLVMValueRef base_ptr, + LLVMValueRef offsets); + + +#endif /* LP_BLD_GATHER_H_ */ diff --git a/src/gallium/auxiliary/gallivm/lp_bld_sample.c b/src/gallium/auxiliary/gallivm/lp_bld_sample.c index 946c23e317a..6e556f9d4e6 100644 --- a/src/gallium/auxiliary/gallivm/lp_bld_sample.c +++ b/src/gallium/auxiliary/gallivm/lp_bld_sample.c @@ -125,57 +125,6 @@ lp_sampler_static_state(struct lp_sampler_static_state *state, /** - * Gather elements from scatter positions in memory into a single vector. - * Use for fetching texels from a texture. - * For SSE, typical values are length=4, src_width=32, dst_width=32. - * - * @param length length of the offsets - * @param src_width src element width in bits - * @param dst_width result element width in bits (src will be expanded to fit) - * @param base_ptr base pointer, should be a i8 pointer type. - * @param offsets vector with offsets - */ -LLVMValueRef -lp_build_gather(LLVMBuilderRef builder, - unsigned length, - unsigned src_width, - unsigned dst_width, - LLVMValueRef base_ptr, - LLVMValueRef offsets) -{ - LLVMTypeRef src_type = LLVMIntType(src_width); - LLVMTypeRef src_ptr_type = LLVMPointerType(src_type, 0); - LLVMTypeRef dst_elem_type = LLVMIntType(dst_width); - LLVMTypeRef dst_vec_type = LLVMVectorType(dst_elem_type, length); - LLVMValueRef res; - unsigned i; - - res = LLVMGetUndef(dst_vec_type); - for(i = 0; i < length; ++i) { - LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), i, 0); - LLVMValueRef elem_offset; - LLVMValueRef elem_ptr; - LLVMValueRef elem; - - elem_offset = LLVMBuildExtractElement(builder, offsets, index, ""); - elem_ptr = LLVMBuildGEP(builder, base_ptr, &elem_offset, 1, ""); - elem_ptr = LLVMBuildBitCast(builder, elem_ptr, src_ptr_type, ""); - elem = LLVMBuildLoad(builder, elem_ptr, ""); - - assert(src_width <= dst_width); - if(src_width > dst_width) - elem = LLVMBuildTrunc(builder, elem, dst_elem_type, ""); - if(src_width < dst_width) - elem = LLVMBuildZExt(builder, elem, dst_elem_type, ""); - - res = LLVMBuildInsertElement(builder, res, elem, index, ""); - } - - return res; -} - - -/** * Compute the offset of a pixel block. * * x, y, z, y_stride, z_stride are vectors, and they refer to pixel blocks, as diff --git a/src/gallium/auxiliary/gallivm/lp_bld_sample.h b/src/gallium/auxiliary/gallivm/lp_bld_sample.h index 51e98ab2f9e..64eb15a680a 100644 --- a/src/gallium/auxiliary/gallivm/lp_bld_sample.h +++ b/src/gallium/auxiliary/gallivm/lp_bld_sample.h @@ -147,15 +147,6 @@ lp_sampler_static_state(struct lp_sampler_static_state *state, LLVMValueRef -lp_build_gather(LLVMBuilderRef builder, - unsigned length, - unsigned src_width, - unsigned dst_width, - LLVMValueRef base_ptr, - LLVMValueRef offsets); - - -LLVMValueRef lp_build_sample_offset(struct lp_build_context *bld, const struct util_format_description *format_desc, LLVMValueRef x, diff --git a/src/gallium/auxiliary/gallivm/lp_bld_sample_soa.c b/src/gallium/auxiliary/gallivm/lp_bld_sample_soa.c index 84c04fe272f..a33231ddc4e 100644 --- a/src/gallium/auxiliary/gallivm/lp_bld_sample_soa.c +++ b/src/gallium/auxiliary/gallivm/lp_bld_sample_soa.c @@ -50,6 +50,7 @@ #include "lp_bld_swizzle.h" #include "lp_bld_pack.h" #include "lp_bld_flow.h" +#include "lp_bld_gather.h" #include "lp_bld_format.h" #include "lp_bld_sample.h" |