llvmpipe: Merge all pixel format related files.
This commit is contained in:
José Fonseca
parent
f85c5f8621
commit
f311bacebd
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@ -14,12 +14,9 @@ C_SOURCES = \
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lp_bld_debug.c \
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lp_bld_depth.c \
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lp_bld_flow.c \
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lp_bld_format.c \
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lp_bld_interp.c \
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lp_bld_intr.c \
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lp_bld_pack.c \
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lp_bld_unpack.c \
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lp_bld_load.c \
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lp_bld_store.c \
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lp_bld_logic.c \
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lp_bld_swizzle.c \
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lp_bld_struct.c \
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@ -18,12 +18,9 @@ llvmpipe = env.ConvenienceLibrary(
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'lp_bld_debug.c',
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'lp_bld_depth.c',
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'lp_bld_flow.c',
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'lp_bld_format.c',
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'lp_bld_interp.c',
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'lp_bld_intr.c',
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'lp_bld_pack.c',
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'lp_bld_unpack.c',
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'lp_bld_load.c',
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'lp_bld_store.c',
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'lp_bld_struct.c',
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'lp_bld_logic.c',
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'lp_bld_swizzle.c',
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@ -150,3 +150,154 @@ lp_build_unpack_rgba(LLVMBuilderRef builder,
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return LLVMBuildShuffleVector(builder, scaled, LLVMConstVector(aux, 4), LLVMConstVector(swizzles, 4), "");
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}
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LLVMValueRef
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lp_build_pack_rgba(LLVMBuilderRef builder,
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enum pipe_format format,
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LLVMValueRef rgba)
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{
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const struct util_format_description *desc;
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LLVMTypeRef type;
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LLVMValueRef packed = NULL;
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LLVMValueRef swizzles[4];
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LLVMValueRef shifted, casted, scaled, unswizzled;
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LLVMValueRef shifts[4];
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LLVMValueRef scales[4];
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bool normalized;
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unsigned shift;
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unsigned i, j;
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desc = util_format_description(format);
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assert(desc->layout == UTIL_FORMAT_LAYOUT_ARITH);
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assert(desc->block.width == 1);
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assert(desc->block.height == 1);
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type = LLVMIntType(desc->block.bits);
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/* Unswizzle the color components into the source vector. */
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for (i = 0; i < 4; ++i) {
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for (j = 0; j < 4; ++j) {
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if (desc->swizzle[j] == i)
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break;
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}
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if (j < 4)
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swizzles[i] = LLVMConstInt(LLVMInt32Type(), j, 0);
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else
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swizzles[i] = LLVMGetUndef(LLVMInt32Type());
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}
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unswizzled = LLVMBuildShuffleVector(builder, rgba,
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LLVMGetUndef(LLVMVectorType(LLVMFloatType(), 4)),
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LLVMConstVector(swizzles, 4), "");
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normalized = FALSE;
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shift = 0;
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for (i = 0; i < 4; ++i) {
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unsigned bits = desc->channel[i].size;
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if (desc->channel[i].type == UTIL_FORMAT_TYPE_VOID) {
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shifts[i] = LLVMGetUndef(LLVMInt32Type());
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scales[i] = LLVMGetUndef(LLVMFloatType());
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}
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else {
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unsigned mask = (1 << bits) - 1;
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assert(desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED);
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assert(bits < 32);
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shifts[i] = LLVMConstInt(LLVMInt32Type(), shift, 0);
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if (desc->channel[i].normalized) {
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scales[i] = LLVMConstReal(LLVMFloatType(), mask);
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normalized = TRUE;
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}
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else
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scales[i] = LLVMConstReal(LLVMFloatType(), 1.0);
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}
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shift += bits;
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}
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if (normalized)
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scaled = LLVMBuildMul(builder, unswizzled, LLVMConstVector(scales, 4), "");
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else
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scaled = unswizzled;
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casted = LLVMBuildFPToSI(builder, scaled, LLVMVectorType(LLVMInt32Type(), 4), "");
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shifted = LLVMBuildShl(builder, casted, LLVMConstVector(shifts, 4), "");
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/* Bitwise or all components */
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for (i = 0; i < 4; ++i) {
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if (desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED) {
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LLVMValueRef component = LLVMBuildExtractElement(builder, shifted, LLVMConstInt(LLVMInt32Type(), i, 0), "");
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if (packed)
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packed = LLVMBuildOr(builder, packed, component, "");
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else
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packed = component;
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}
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}
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if (!packed)
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packed = LLVMGetUndef(LLVMInt32Type());
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if (desc->block.bits < 32)
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packed = LLVMBuildTrunc(builder, packed, type, "");
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return packed;
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}
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LLVMValueRef
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lp_build_load_rgba(LLVMBuilderRef builder,
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enum pipe_format format,
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LLVMValueRef ptr)
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{
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const struct util_format_description *desc;
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LLVMTypeRef type;
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LLVMValueRef packed;
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desc = util_format_description(format);
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/* FIXME: Support more formats */
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assert(desc->layout == UTIL_FORMAT_LAYOUT_ARITH);
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assert(desc->block.width == 1);
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assert(desc->block.height == 1);
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assert(desc->block.bits <= 32);
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type = LLVMIntType(desc->block.bits);
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ptr = LLVMBuildBitCast(builder, ptr, LLVMPointerType(type, 0), "");
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packed = LLVMBuildLoad(builder, ptr, "");
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return lp_build_unpack_rgba(builder, format, packed);
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}
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void
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lp_build_store_rgba(LLVMBuilderRef builder,
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enum pipe_format format,
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LLVMValueRef ptr,
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LLVMValueRef rgba)
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{
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const struct util_format_description *desc;
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LLVMTypeRef type;
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LLVMValueRef packed;
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desc = util_format_description(format);
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assert(desc->layout == UTIL_FORMAT_LAYOUT_ARITH);
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assert(desc->block.width == 1);
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assert(desc->block.height == 1);
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type = LLVMIntType(desc->block.bits);
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packed = lp_build_pack_rgba(builder, format, rgba);
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ptr = LLVMBuildBitCast(builder, ptr, LLVMPointerType(type, 0), "");
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LLVMBuildStore(builder, packed, ptr);
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}
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@ -1,59 +0,0 @@
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/**************************************************************************
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*
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* Copyright 2009 VMware, Inc.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#include "util/u_format.h"
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#include "lp_bld_format.h"
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LLVMValueRef
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lp_build_load_rgba(LLVMBuilderRef builder,
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enum pipe_format format,
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LLVMValueRef ptr)
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{
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const struct util_format_description *desc;
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LLVMTypeRef type;
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LLVMValueRef packed;
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desc = util_format_description(format);
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/* FIXME: Support more formats */
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assert(desc->layout == UTIL_FORMAT_LAYOUT_ARITH);
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assert(desc->block.width == 1);
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assert(desc->block.height == 1);
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assert(desc->block.bits <= 32);
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type = LLVMIntType(desc->block.bits);
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ptr = LLVMBuildBitCast(builder, ptr, LLVMPointerType(type, 0), "");
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packed = LLVMBuildLoad(builder, ptr, "");
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return lp_build_unpack_rgba(builder, format, packed);
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}
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@ -1,130 +0,0 @@
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/**************************************************************************
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*
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* Copyright 2009 VMware, Inc.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#include "util/u_format.h"
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#include "lp_bld_format.h"
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LLVMValueRef
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lp_build_pack_rgba(LLVMBuilderRef builder,
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enum pipe_format format,
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LLVMValueRef rgba)
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{
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const struct util_format_description *desc;
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LLVMTypeRef type;
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LLVMValueRef packed = NULL;
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LLVMValueRef swizzles[4];
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LLVMValueRef shifted, casted, scaled, unswizzled;
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LLVMValueRef shifts[4];
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LLVMValueRef scales[4];
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bool normalized;
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unsigned shift;
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unsigned i, j;
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desc = util_format_description(format);
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assert(desc->layout == UTIL_FORMAT_LAYOUT_ARITH);
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assert(desc->block.width == 1);
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assert(desc->block.height == 1);
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type = LLVMIntType(desc->block.bits);
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/* Unswizzle the color components into the source vector. */
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for (i = 0; i < 4; ++i) {
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for (j = 0; j < 4; ++j) {
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if (desc->swizzle[j] == i)
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break;
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}
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if (j < 4)
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swizzles[i] = LLVMConstInt(LLVMInt32Type(), j, 0);
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else
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swizzles[i] = LLVMGetUndef(LLVMInt32Type());
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}
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unswizzled = LLVMBuildShuffleVector(builder, rgba,
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LLVMGetUndef(LLVMVectorType(LLVMFloatType(), 4)),
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LLVMConstVector(swizzles, 4), "");
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normalized = FALSE;
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shift = 0;
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for (i = 0; i < 4; ++i) {
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unsigned bits = desc->channel[i].size;
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if (desc->channel[i].type == UTIL_FORMAT_TYPE_VOID) {
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shifts[i] = LLVMGetUndef(LLVMInt32Type());
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scales[i] = LLVMGetUndef(LLVMFloatType());
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}
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else {
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unsigned mask = (1 << bits) - 1;
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assert(desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED);
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assert(bits < 32);
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shifts[i] = LLVMConstInt(LLVMInt32Type(), shift, 0);
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if (desc->channel[i].normalized) {
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scales[i] = LLVMConstReal(LLVMFloatType(), mask);
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normalized = TRUE;
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}
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else
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scales[i] = LLVMConstReal(LLVMFloatType(), 1.0);
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}
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shift += bits;
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}
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if (normalized)
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scaled = LLVMBuildMul(builder, unswizzled, LLVMConstVector(scales, 4), "");
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else
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scaled = unswizzled;
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casted = LLVMBuildFPToSI(builder, scaled, LLVMVectorType(LLVMInt32Type(), 4), "");
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shifted = LLVMBuildShl(builder, casted, LLVMConstVector(shifts, 4), "");
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/* Bitwise or all components */
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for (i = 0; i < 4; ++i) {
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if (desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED) {
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LLVMValueRef component = LLVMBuildExtractElement(builder, shifted, LLVMConstInt(LLVMInt32Type(), i, 0), "");
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if (packed)
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packed = LLVMBuildOr(builder, packed, component, "");
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else
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packed = component;
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}
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}
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if (!packed)
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packed = LLVMGetUndef(LLVMInt32Type());
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if (desc->block.bits < 32)
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packed = LLVMBuildTrunc(builder, packed, type, "");
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return packed;
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}
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@ -1,58 +0,0 @@
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/**************************************************************************
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*
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* Copyright 2009 VMware, Inc.
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* All Rights Reserved.
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*
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* 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:
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||||
*
|
||||
* The above copyright notice and this permission notice (including the
|
||||
* next paragraph) shall be included in all copies or substantial portions
|
||||
* of the Software.
|
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*
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* 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
|
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#include "util/u_format.h"
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#include "lp_bld_format.h"
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void
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lp_build_store_rgba(LLVMBuilderRef builder,
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enum pipe_format format,
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LLVMValueRef ptr,
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LLVMValueRef rgba)
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{
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const struct util_format_description *desc;
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LLVMTypeRef type;
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LLVMValueRef packed;
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desc = util_format_description(format);
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assert(desc->layout == UTIL_FORMAT_LAYOUT_ARITH);
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assert(desc->block.width == 1);
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assert(desc->block.height == 1);
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type = LLVMIntType(desc->block.bits);
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packed = lp_build_pack_rgba(builder, format, rgba);
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ptr = LLVMBuildBitCast(builder, ptr, LLVMPointerType(type, 0), "");
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LLVMBuildStore(builder, packed, ptr);
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}
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