| 1 | /* Copyright (c) 2001, Stanford University
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| 2 | * All rights reserved.
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| 3 | *
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| 4 | * See the file LICENSE.txt for information on redistributing this software.
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| 5 | */
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| 6 |
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| 7 | #ifndef CR_UNPACK_H
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| 8 | #define CR_UNPACK_H
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| 9 |
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| 10 | #include "cr_compiler.h"
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| 11 | #include "cr_spu.h"
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| 12 | #include "cr_protocol.h"
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| 13 | #include "cr_mem.h"
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| 14 |
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| 15 | #include <iprt/types.h>
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| 16 |
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| 17 | #ifdef __cplusplus
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| 18 | extern "C" {
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| 19 | #endif
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| 20 |
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| 21 | extern SPUDispatchTable cr_unpackDispatch;
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| 22 | /*extern DLLDATA(const unsigned char *) cr_unpackData;*/
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| 23 | extern DECLEXPORT(const unsigned char *) cr_unpackData;
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| 24 |
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| 25 | DECLEXPORT(void) crUnpackSetReturnPointer( CRNetworkPointer *ptr );
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| 26 | DECLEXPORT(void) crUnpackSetWritebackPointer( CRNetworkPointer *ptr );
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| 27 | DECLEXPORT(void) crUnpack( const void *data, const void *opcodes, unsigned int num_opcodes, SPUDispatchTable *table );
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| 28 | DECLEXPORT(void) crUnpackPush(void);
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| 29 | DECLEXPORT(void) crUnpackPop(void);
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| 30 |
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| 31 | extern CRNetworkPointer * return_ptr;
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| 32 | extern CRNetworkPointer * writeback_ptr;
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| 33 |
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| 34 | #if defined(LINUX) || defined(WINDOWS)
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| 35 | #define CR_UNALIGNED_ACCESS_OKAY
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| 36 | #else
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| 37 | #undef CR_UNALIGNED_ACCESS_OKAY
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| 38 | #endif
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| 39 | DECLEXPORT(double) crReadUnalignedDouble( const void *buffer );
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| 40 |
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| 41 | #define READ_DATA( offset, type ) \
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| 42 | *( (const type *) (cr_unpackData + (offset)))
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| 43 |
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| 44 | #ifdef CR_UNALIGNED_ACCESS_OKAY
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| 45 | #define READ_DOUBLE( offset ) \
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| 46 | READ_DATA( offset, GLdouble )
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| 47 | #else
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| 48 | #define READ_DOUBLE( offset ) \
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| 49 | crReadUnalignedDouble( cr_unpackData + (offset) )
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| 50 | #endif
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| 51 |
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| 52 | #define READ_NETWORK_POINTER( offset ) \
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| 53 | ( cr_unpackData + (offset) )
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| 54 |
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| 55 | /* XXX make this const */
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| 56 | #define DATA_POINTER( offset, type ) \
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| 57 | ( (type *) (cr_unpackData + (offset)) )
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| 58 |
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| 59 | #define INCR_DATA_PTR( delta ) \
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| 60 | cr_unpackData += (delta)
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| 61 |
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| 62 | #define INCR_DATA_PTR_NO_ARGS() \
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| 63 | INCR_DATA_PTR( 4 )
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| 64 |
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| 65 | #define INCR_VAR_PTR() \
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| 66 | INCR_DATA_PTR( *((int *) cr_unpackData ) )
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| 67 |
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| 68 | #define SET_RETURN_PTR( offset ) \
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| 69 | crMemcpy( return_ptr, cr_unpackData + (offset), sizeof( *return_ptr ) );
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| 70 |
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| 71 | #define SET_WRITEBACK_PTR( offset ) \
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| 72 | crMemcpy( writeback_ptr, cr_unpackData + (offset), sizeof( *writeback_ptr ) );
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| 73 |
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| 74 | #ifdef __cplusplus
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| 75 | }
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| 76 | #endif
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| 77 |
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| 78 | #endif /* CR_UNPACK_H */
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