From 4639f8aad5db08cf9386a910c02a4dc205740d8b Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jos=C3=A9=20Fonseca?= Date: Wed, 29 Jul 2009 08:29:13 +0100 Subject: [PATCH] llvmpipe: Translate logicops. --- src/gallium/drivers/llvmpipe/Makefile | 1 + src/gallium/drivers/llvmpipe/SConscript | 1 + src/gallium/drivers/llvmpipe/lp_bld.h | 13 +++ src/gallium/drivers/llvmpipe/lp_bld_logicop.c | 100 ++++++++++++++++++ 4 files changed, 115 insertions(+) create mode 100644 src/gallium/drivers/llvmpipe/lp_bld_logicop.c diff --git a/src/gallium/drivers/llvmpipe/Makefile b/src/gallium/drivers/llvmpipe/Makefile index e06bf6668f6..c7af3bf1dc6 100644 --- a/src/gallium/drivers/llvmpipe/Makefile +++ b/src/gallium/drivers/llvmpipe/Makefile @@ -12,6 +12,7 @@ C_SOURCES = \ lp_bld_load.c \ lp_bld_store.c \ lp_bld_loop.c \ + lp_bld_logicop.c \ lp_clear.c \ lp_flush.c \ lp_query.c \ diff --git a/src/gallium/drivers/llvmpipe/SConscript b/src/gallium/drivers/llvmpipe/SConscript index bba283f2968..128facee02e 100644 --- a/src/gallium/drivers/llvmpipe/SConscript +++ b/src/gallium/drivers/llvmpipe/SConscript @@ -15,6 +15,7 @@ llvmpipe = env.ConvenienceLibrary( 'lp_bld_load.c', 'lp_bld_store.c', 'lp_bld_loop.c', + 'lp_bld_logicop.c', 'lp_clear.c', 'lp_context.c', 'lp_draw_arrays.c', diff --git a/src/gallium/drivers/llvmpipe/lp_bld.h b/src/gallium/drivers/llvmpipe/lp_bld.h index 44343f644ba..e722e0b7a11 100644 --- a/src/gallium/drivers/llvmpipe/lp_bld.h +++ b/src/gallium/drivers/llvmpipe/lp_bld.h @@ -115,4 +115,17 @@ lp_build_loop_end(LLVMBuilderRef builder, struct lp_build_loop_state *state); +/** + * Apply a logic op. + * + * src/dst parameters are packed values. It should work regardless the inputs + * are scalars, or a vector. + */ +LLVMValueRef +lp_build_logicop(LLVMBuilderRef builder, + unsigned logicop_func, + LLVMValueRef src, + LLVMValueRef dst); + + #endif /* !LP_BLD_H */ diff --git a/src/gallium/drivers/llvmpipe/lp_bld_logicop.c b/src/gallium/drivers/llvmpipe/lp_bld_logicop.c new file mode 100644 index 00000000000..a04544d3651 --- /dev/null +++ b/src/gallium/drivers/llvmpipe/lp_bld_logicop.c @@ -0,0 +1,100 @@ +/************************************************************************** + * + * 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. + * + **************************************************************************/ + + +#include "pipe/p_state.h" + +#include "lp_bld.h" + + +LLVMValueRef +lp_build_logicop(LLVMBuilderRef builder, + unsigned logicop_func, + LLVMValueRef src, + LLVMValueRef dst) +{ + LLVMTypeRef type; + LLVMValueRef res; + + type = LLVMTypeOf(src); + + switch (logicop_func) { + case PIPE_LOGICOP_CLEAR: + res = LLVMConstNull(type); + break; + case PIPE_LOGICOP_NOR: + res = LLVMBuildNot(builder, LLVMBuildOr(builder, src, dst, ""), ""); + break; + case PIPE_LOGICOP_AND_INVERTED: + res = LLVMBuildAnd(builder, LLVMBuildNot(builder, src, ""), dst, ""); + break; + case PIPE_LOGICOP_COPY_INVERTED: + res = LLVMBuildNot(builder, src, ""); + break; + case PIPE_LOGICOP_AND_REVERSE: + res = LLVMBuildAnd(builder, src, LLVMBuildNot(builder, dst, ""), ""); + break; + case PIPE_LOGICOP_INVERT: + res = LLVMBuildNot(builder, dst, ""); + break; + case PIPE_LOGICOP_XOR: + res = LLVMBuildXor(builder, src, dst, ""); + break; + case PIPE_LOGICOP_NAND: + res = LLVMBuildNot(builder, LLVMBuildAnd(builder, src, dst, ""), ""); + break; + case PIPE_LOGICOP_AND: + res = LLVMBuildAnd(builder, src, dst, ""); + break; + case PIPE_LOGICOP_EQUIV: + res = LLVMBuildNot(builder, LLVMBuildXor(builder, src, dst, ""), ""); + break; + case PIPE_LOGICOP_NOOP: + res = dst; + break; + case PIPE_LOGICOP_OR_INVERTED: + res = LLVMBuildOr(builder, LLVMBuildNot(builder, src, ""), dst, ""); + break; + case PIPE_LOGICOP_COPY: + res = src; + break; + case PIPE_LOGICOP_OR_REVERSE: + res = LLVMBuildOr(builder, src, LLVMBuildNot(builder, dst, ""), ""); + break; + case PIPE_LOGICOP_OR: + res = LLVMBuildOr(builder, src, dst, ""); + break; + case PIPE_LOGICOP_SET: + res = LLVMConstAllOnes(type); + break; + default: + assert(0); + res = src; + } + + return res; +} -- 2.30.2