63 lines
1.3 KiB
C
63 lines
1.3 KiB
C
#ifndef ENDIAN_INLINE
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#define NO_ENDIAN_INLINE
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#include "d10v_sim.h"
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#define ENDIAN_INLINE
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#endif
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ENDIAN_INLINE uint32
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get_longword (x)
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uint8 *x;
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{
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return ((uint32)x[0]<<24) + ((uint32)x[1]<<16) + ((uint32)x[2]<<8) + ((uint32)x[3]);
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}
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ENDIAN_INLINE int64
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get_longlong (x)
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uint8 *x;
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{
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uint32 top = ((uint32)x[0]<<24) + ((uint32)x[1]<<16) + ((uint32)x[2]<<8) + ((uint32)x[3]);
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uint32 bottom = ((uint32)x[4]<<24) + ((uint32)x[5]<<16) + ((uint32)x[6]<<8) + ((uint32)x[7]);
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return (((int64)top)<<32) | (int64)bottom;
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}
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ENDIAN_INLINE uint16
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get_word (x)
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uint8 *x;
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{
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return ((uint16)x[0]<<8) + x[1];
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}
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ENDIAN_INLINE void
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write_word (addr, data)
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uint8 *addr;
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uint16 data;
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{
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addr[0] = (data >> 8) & 0xff;
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addr[1] = data & 0xff;
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}
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ENDIAN_INLINE void
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write_longword (addr, data)
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uint8 *addr;
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uint32 data;
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{
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addr[0] = (data >> 24) & 0xff;
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addr[1] = (data >> 16) & 0xff;
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addr[2] = (data >> 8) & 0xff;
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addr[3] = data & 0xff;
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}
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ENDIAN_INLINE void
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write_longlong (addr, data)
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uint8 *addr;
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int64 data;
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{
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addr[0] = data >> 56;
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addr[1] = (data >> 48) & 0xff;
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addr[2] = (data >> 40) & 0xff;
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addr[3] = (data >> 32) & 0xff;
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addr[4] = (data >> 24) & 0xff;
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addr[5] = (data >> 16) & 0xff;
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addr[6] = (data >> 8) & 0xff;
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addr[7] = data & 0xff;
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}
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