forked from KolibriOS/kolibrios
91 lines
2.9 KiB
C
91 lines
2.9 KiB
C
|
/**************************************************************************
|
||
|
*
|
||
|
* Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
|
||
|
* 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 TUNGSTEN GRAPHICS 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 "util/u_debug.h"
|
||
|
#include "tgsi_iterate.h"
|
||
|
|
||
|
boolean
|
||
|
tgsi_iterate_shader(
|
||
|
const struct tgsi_token *tokens,
|
||
|
struct tgsi_iterate_context *ctx )
|
||
|
{
|
||
|
struct tgsi_parse_context parse;
|
||
|
|
||
|
if (tgsi_parse_init( &parse, tokens ) != TGSI_PARSE_OK)
|
||
|
return FALSE;
|
||
|
|
||
|
ctx->processor = parse.FullHeader.Processor;
|
||
|
|
||
|
if (ctx->prolog)
|
||
|
if (!ctx->prolog( ctx ))
|
||
|
goto fail;
|
||
|
|
||
|
while (!tgsi_parse_end_of_tokens( &parse )) {
|
||
|
tgsi_parse_token( &parse );
|
||
|
|
||
|
switch (parse.FullToken.Token.Type) {
|
||
|
case TGSI_TOKEN_TYPE_INSTRUCTION:
|
||
|
if (ctx->iterate_instruction)
|
||
|
if (!ctx->iterate_instruction( ctx, &parse.FullToken.FullInstruction ))
|
||
|
goto fail;
|
||
|
break;
|
||
|
|
||
|
case TGSI_TOKEN_TYPE_DECLARATION:
|
||
|
if (ctx->iterate_declaration)
|
||
|
if (!ctx->iterate_declaration( ctx, &parse.FullToken.FullDeclaration ))
|
||
|
goto fail;
|
||
|
break;
|
||
|
|
||
|
case TGSI_TOKEN_TYPE_IMMEDIATE:
|
||
|
if (ctx->iterate_immediate)
|
||
|
if (!ctx->iterate_immediate( ctx, &parse.FullToken.FullImmediate ))
|
||
|
goto fail;
|
||
|
break;
|
||
|
|
||
|
case TGSI_TOKEN_TYPE_PROPERTY:
|
||
|
if (ctx->iterate_property)
|
||
|
if (!ctx->iterate_property( ctx, &parse.FullToken.FullProperty ))
|
||
|
goto fail;
|
||
|
break;
|
||
|
|
||
|
default:
|
||
|
assert( 0 );
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (ctx->epilog)
|
||
|
if (!ctx->epilog( ctx ))
|
||
|
goto fail;
|
||
|
|
||
|
tgsi_parse_free( &parse );
|
||
|
return TRUE;
|
||
|
|
||
|
fail:
|
||
|
tgsi_parse_free( &parse );
|
||
|
return FALSE;
|
||
|
}
|