37 lines
791 B
C
37 lines
791 B
C
/* Test whether using target specific options, we can generate FMA4 code. */
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/* { dg-do compile } */
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/* { dg-options "-O2 -march=k8 -mfpmath=sse -msse2" } */
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extern void exit (int);
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#ifdef __FMA4__
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#warning "__FMA4__ should not be defined before #pragma GCC target."
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#endif
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#pragma GCC push_options
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#pragma GCC target ("fma4")
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#ifndef __FMA4__
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#warning "__FMA4__ should have be defined after #pragma GCC target."
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#endif
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float
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flt_mul_add (float a, float b, float c)
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{
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return (a * b) + c;
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}
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#pragma GCC pop_options
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#ifdef __FMA4__
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#warning "__FMA4__ should not be defined after #pragma GCC pop target."
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#endif
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double
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dbl_mul_add (double a, double b, double c)
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{
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return (a * b) + c;
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}
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/* { dg-final { scan-assembler "vfmaddss" } } */
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/* { dg-final { scan-assembler "addsd" } } */
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