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llvmpipe: Split control flow function declarations and notes.

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This commit is contained in:
José Fonseca 2009-08-21 10:57:48 +01:00
parent 1e4376a68f
commit c5531f575b
11 changed files with 91 additions and 38 deletions
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2
src/gallium/drivers/llvmpipe/Makefile
View file

@ -12,12 +12,12 @@ C_SOURCES = \
lp_bld_conv.c \
lp_bld_debug.c \
lp_bld_depth.c \
lp_bld_flow.c \
lp_bld_intr.c \
lp_bld_pack.c \
lp_bld_unpack.c \
lp_bld_load.c \
lp_bld_store.c \
lp_bld_loop.c \
lp_bld_logic.c \
lp_bld_logicop.c \
lp_bld_swizzle.c \

9
src/gallium/drivers/llvmpipe/README
View file

@ -106,3 +106,12 @@ for posterior analysis, e.g.:
build/linux-x86_64/gallium/drivers/llvmpipe/lp_test_blend -o blend.tsv
Development Notes
=================
- We use LLVM-C bindings for now. They are not documented, but follow the C++
interfaces very closely, and appear to be complete enough for code
generation. See
http://npcontemplation.blogspot.com/2008/06/secret-of-llvm-c-bindings.html
for a standalone example.

2
src/gallium/drivers/llvmpipe/SConscript
View file

@ -16,12 +16,12 @@ llvmpipe = env.ConvenienceLibrary(
'lp_bld_conv.c',
'lp_bld_debug.c',
'lp_bld_depth.c',
'lp_bld_flow.c',
'lp_bld_intr.c',
'lp_bld_pack.c',
'lp_bld_unpack.c',
'lp_bld_load.c',
'lp_bld_store.c',
'lp_bld_loop.c',
'lp_bld_logic.c',
'lp_bld_logicop.c',
'lp_bld_swizzle.c',

15
src/gallium/drivers/llvmpipe/lp_bld_loop.c → src/gallium/drivers/llvmpipe/lp_bld_flow.c
View file

@ -25,20 +25,15 @@
*
**************************************************************************/
#include "lp_bld.h"
/**
* @file
* Auxiliaries to build loops.
* LLVM control flow build helpers.
*
* LLVM's IR doesn't represent for-loops directly. Furthermore it
* it requires creating code blocks, branches, phi variables, so it
* requires a fair amount of code.
*
* @sa http://www.llvm.org/docs/tutorial/LangImpl5.html#for
* @author Jose Fonseca <jfonseca@vmware.com>
*/
#include "lp_bld_flow.h"
void
lp_build_loop_begin(LLVMBuilderRef builder,

69
src/gallium/drivers/llvmpipe/lp_bld_flow.h Normal file
View file

@ -0,0 +1,69 @@
/**************************************************************************
*
* 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.
*
**************************************************************************/
/**
* LLVM control flow build helpers.
*
* @author Jose Fonseca <jfonseca@vmware.com>
*/
#ifndef LP_BLD_FLOW_H
#define LP_BLD_FLOW_H
#include <llvm-c/Core.h>
/**
* LLVM's IR doesn't represent for-loops directly. Furthermore it
* it requires creating code blocks, branches, phi variables, so it
* requires a fair amount of code.
*
* @sa http://www.llvm.org/docs/tutorial/LangImpl5.html#for
*/
struct lp_build_loop_state
{
LLVMBasicBlockRef block;
LLVMValueRef counter;
};
void
lp_build_loop_begin(LLVMBuilderRef builder,
LLVMValueRef start,
struct lp_build_loop_state *state);
void
lp_build_loop_end(LLVMBuilderRef builder,
LLVMValueRef end,
LLVMValueRef step,
struct lp_build_loop_state *state);
#endif /* !LP_BLD_FLOW_H */

21
src/gallium/drivers/llvmpipe/lp_bld.h → src/gallium/drivers/llvmpipe/lp_bld_format.h
View file

@ -98,25 +98,4 @@ lp_build_store_rgba(LLVMBuilderRef builder,
LLVMValueRef rgba);
struct lp_build_loop_state
{
LLVMBasicBlockRef block;
LLVMValueRef counter;
};
void
lp_build_loop_begin(LLVMBuilderRef builder,
LLVMValueRef start,
struct lp_build_loop_state *state);
void
lp_build_loop_end(LLVMBuilderRef builder,
LLVMValueRef end,
LLVMValueRef step,
struct lp_build_loop_state *state);
#endif /* !LP_BLD_H */

2
src/gallium/drivers/llvmpipe/lp_bld_load.c
View file

@ -28,7 +28,7 @@
#include "util/u_format.h"
#include "lp_bld.h"
#include "lp_bld_format.h"
LLVMValueRef

2
src/gallium/drivers/llvmpipe/lp_bld_pack.c
View file

@ -28,7 +28,7 @@
#include "util/u_format.h"
#include "lp_bld.h"
#include "lp_bld_format.h"
LLVMValueRef

2
src/gallium/drivers/llvmpipe/lp_bld_store.c
View file

@ -28,7 +28,7 @@
#include "util/u_format.h"
#include "lp_bld.h"
#include "lp_bld_format.h"
void

2
src/gallium/drivers/llvmpipe/lp_bld_unpack.c
View file

@ -28,7 +28,7 @@
#include "util/u_format.h"
#include "lp_bld.h"
#include "lp_bld_format.h"
LLVMValueRef

3
src/gallium/drivers/llvmpipe/lp_test_format.c
View file

@ -37,7 +37,8 @@
#include "util/u_format.h"
#include "lp_bld.h"
#include "lp_bld_flow.h"
#include "lp_bld_format.h"
struct pixel_test_case