mirror of https://github.com/cc65/cc65.git
72 lines
996 B
C
72 lines
996 B
C
/*
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!!DESCRIPTION!! Shift bytes left and right by a variable.
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!!ORIGIN!! SDCC regression tests
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!!LICENCE!! GPL, read COPYING.GPL
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*/
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#include <stdio.h>
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#include <limits.h>
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unsigned char success=0;
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unsigned char failures=0;
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unsigned char dummy=0;
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#ifdef SUPPORT_BIT_TYPES
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bit bit0 = 0;
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#endif
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unsigned int aint0 = 0;
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unsigned int aint1 = 0;
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unsigned char achar0 = 0;
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unsigned char achar1 = 0;
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unsigned char achar2 = 0;
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unsigned char achar3 = 0;
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void done()
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{
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dummy++;
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}
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void shift_right_var(void)
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{
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achar0 >>= achar1;
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}
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void shift_left_var(void)
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{
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achar0 <<= achar1;
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}
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void shift_int_left_1(void)
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{
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aint0 <<= 1;
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}
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int main(void)
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{
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char i;
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achar0 = 1;
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achar1 = 1;
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shift_left_var();
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if(achar0 !=2)
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failures++;
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achar0 = 1;
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achar1 = 1;
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achar2 = 1;
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for(i=0; i<7; i++) {
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shift_left_var();
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achar2 <<= 1;
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if(achar2 != achar0)
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failures++;
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}
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success=failures;
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done();
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printf("failures: %d\n",failures);
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return failures;
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}
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