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DAMASK_EICMD
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trustworthy reference

This commit is contained in:
Martin Diehl 2022-05-08 19:57:25 +02:00
parent b376b10b7a
commit 53796fce7a
1 changed files with 5 additions and 4 deletions
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9
src/polynomials.f90
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@ -94,6 +94,7 @@ end function polynomial_from_dict
!--------------------------------------------------------------------------------------------------
!> @brief Evaluate a Polynomial.
!> @details https://nvlpubs.nist.gov/nistpubs/jres/71b/jresv71bn1p11_a1b.pdf (eq. 1.2)
!--------------------------------------------------------------------------------------------------
pure function eval(self,x) result(y)
@ -101,15 +102,15 @@ pure function eval(self,x) result(y)
real(pReal), intent(in) :: x
real(pReal) :: y
integer :: i
integer :: o
y = self%coef(ubound(self%coef,1))
do i = ubound(self%coef,1)-1, 0, -1
do o = ubound(self%coef,1)-1, 0, -1
#ifndef __INTEL_LLVM_COMPILER
y = y*(x-self%x_ref) +self%coef(i)
y = y*(x-self%x_ref) +self%coef(o)
#else
y = IEEE_FMA(y,x-self%x_ref,self%coef(i))
y = IEEE_FMA(y,x-self%x_ref,self%coef(o))
#endif
enddo