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https://opencores.org/ocsvn/turbo8051/turbo8051/trunk
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[/] [turbo8051/] [trunk/] [verif/] [sw/] [C/] [cast.c] - Rev 76
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/* * Copyright (c) 1999-2001 Tony Givargis. Permission to copy is granted * provided that this header remains intact. This software is provided * with no warranties. * * Version : 2.9 */ /*---------------------------------------------------------------------------*/ #include <8051.h> /*---------------------------------------------------------------------------*/ unsigned char cast(unsigned long l) { return (unsigned char)l; } /*---------------------------------------------------------------------------*/ void main() { unsigned long l = 0x01234567; unsigned char cErrCnt = 0; P0 = cast(l >> 24); if(P0 != 0x01) cErrCnt ++; P0 = cast(l >> 16); if(P0 != 0x23) cErrCnt ++; P0 = cast(l >> 8); if(P0 != 0x45) cErrCnt ++; P0 = cast(l >> 0); if(P0 != 0x67) cErrCnt ++; if(cErrCnt !=0) { P2 = 0x55; // Test Fail P3 = cErrCnt; } else { P2 = 0xAA; // Test PASS P3 = 0xAA; // Test PASS } while(1); }
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