From 8c7c108d712f17a5f307b9c8914b4abc4d5f148e Mon Sep 17 00:00:00 2001 From: José Fonseca Date: Sun, 23 Aug 2009 06:18:28 +0100 Subject: llvmpipe: Structure manipulation helpers. --- src/gallium/drivers/llvmpipe/lp_bld_struct.c | 54 ++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 src/gallium/drivers/llvmpipe/lp_bld_struct.c (limited to 'src/gallium/drivers/llvmpipe/lp_bld_struct.c') diff --git a/src/gallium/drivers/llvmpipe/lp_bld_struct.c b/src/gallium/drivers/llvmpipe/lp_bld_struct.c new file mode 100644 index 0000000000..4877c4d3f7 --- /dev/null +++ b/src/gallium/drivers/llvmpipe/lp_bld_struct.c @@ -0,0 +1,54 @@ +/************************************************************************** + * + * 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 manipulation structures. + * + * @author Jose Fonseca + */ + + +#include "util/u_debug.h" +#include "util/u_memory.h" + +#include "lp_bld_struct.h" + + +LLVMValueRef +lp_build_struct_get(LLVMBuilderRef builder, + LLVMValueRef ptr, + unsigned member, + const char *name) +{ + LLVMValueRef indices[2]; + indices[0] = LLVMConstInt(LLVMInt32Type(), 0, 0); + indices[1] = LLVMConstInt(LLVMInt32Type(), member, 0); + ptr = LLVMBuildGEP(builder, ptr, indices, Elements(indices), ""); + return LLVMBuildLoad(builder, ptr, name); +} -- cgit v1.2.3