29 lines
719 B
C
29 lines
719 B
C
/* PR tree-optimization/31866 */
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/* { dg-do compile { target alpha*-*-* cris-*-* crisv32-*-* i?86-*-* mmix-*-* powerpc*-*-* rs6000-*-* x86_64-*-* } } */
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/* { dg-options "-O2" } */
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#if defined (__alpha__)
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# define REG "$1"
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#elif defined (__CRIS__)
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# define REG "r10"
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#elif defined (__i386__)
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# define REG "%eax"
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#elif defined (__MMIX__)
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# define REG "$8"
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#elif defined (__powerpc__) || defined (__PPC__) || defined (__ppc__) \
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|| defined (__POWERPC__) || defined (PPC) || defined (_IBMR2)
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# define REG "6"
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#elif defined (__x86_64__)
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# define REG "rax"
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#endif
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long int
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foo (void)
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{
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unsigned long int s;
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long int a = (long int) 0;
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register long int r asm (REG) = a;
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asm ("" : "=r" (s) : "0" (r));
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return s;
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}
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