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authorSunil K Pandey <skpgkp2@gmail.com>2021-12-29 09:54:31 -0800
committerSunil K Pandey <skpgkp2@gmail.com>2021-12-29 11:38:44 -0800
commitf9ce13fdac6c27745f872561102f1a9f746c5b2e (patch)
tree78b5fcb301bd15ba0ea457f059c58b941b06e91b /sysdeps/x86
parent0625489ccc430ccbc5e6e70b4402d7e7d2d3ed17 (diff)
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x86-64: Add vector erf/erff implementation to libmvec
Implement vectorized erf/erff containing SSE, AVX, AVX2 and
AVX512 versions for libmvec as per vector ABI.  It also contains
accuracy and ABI tests for vector erf/erff with regenerated ulps.

Reviewed-by: H.J. Lu <hjl.tools@gmail.com>
Diffstat (limited to 'sysdeps/x86')
-rw-r--r--sysdeps/x86/fpu/bits/math-vector.h4
-rw-r--r--sysdeps/x86/fpu/finclude/math-vector-fortran.h4
2 files changed, 8 insertions, 0 deletions
diff --git a/sysdeps/x86/fpu/bits/math-vector.h b/sysdeps/x86/fpu/bits/math-vector.h
index 4ad12a33e5..ea0deb31c1 100644
--- a/sysdeps/x86/fpu/bits/math-vector.h
+++ b/sysdeps/x86/fpu/bits/math-vector.h
@@ -122,6 +122,10 @@
 #  define __DECL_SIMD_acosh __DECL_SIMD_x86_64
 #  undef __DECL_SIMD_acoshf
 #  define __DECL_SIMD_acoshf __DECL_SIMD_x86_64
+#  undef __DECL_SIMD_erf
+#  define __DECL_SIMD_erf __DECL_SIMD_x86_64
+#  undef __DECL_SIMD_erff
+#  define __DECL_SIMD_erff __DECL_SIMD_x86_64
 
 # endif
 #endif
diff --git a/sysdeps/x86/fpu/finclude/math-vector-fortran.h b/sysdeps/x86/fpu/finclude/math-vector-fortran.h
index 503547d3e4..42addd9a25 100644
--- a/sysdeps/x86/fpu/finclude/math-vector-fortran.h
+++ b/sysdeps/x86/fpu/finclude/math-vector-fortran.h
@@ -60,6 +60,8 @@
 !GCC$ builtin (atanhf) attributes simd (notinbranch) if('x86_64')
 !GCC$ builtin (acosh) attributes simd (notinbranch) if('x86_64')
 !GCC$ builtin (acoshf) attributes simd (notinbranch) if('x86_64')
+!GCC$ builtin (erf) attributes simd (notinbranch) if('x86_64')
+!GCC$ builtin (erff) attributes simd (notinbranch) if('x86_64')
 
 !GCC$ builtin (cos) attributes simd (notinbranch) if('x32')
 !GCC$ builtin (cosf) attributes simd (notinbranch) if('x32')
@@ -105,3 +107,5 @@
 !GCC$ builtin (atanhf) attributes simd (notinbranch) if('x32')
 !GCC$ builtin (acosh) attributes simd (notinbranch) if('x32')
 !GCC$ builtin (acoshf) attributes simd (notinbranch) if('x32')
+!GCC$ builtin (erf) attributes simd (notinbranch) if('x32')
+!GCC$ builtin (erff) attributes simd (notinbranch) if('x32')