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authorWilco Dijkstra <Wilco.Dijkstra@arm.com>2019-07-16 12:17:22 -0300
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2020-01-03 10:02:04 -0300
commit220622dde5704c95a100c2792a280f18f3deba73 (patch)
treefbf0df37c2671a9bc21a200bd2f587fc5e4cbe2b /sysdeps/ieee754/ldbl-128/e_j1l.c
parentcf4dfd461725b6dbe6f27fbd16913f2c6c5cf7c5 (diff)
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Add libm_alias_finite for _finite symbols
This patch adds a new macro, libm_alias_finite, to define all _finite
symbol.  It sets all _finite symbol as compat symbol based on its first
version (obtained from the definition at built generated first-versions.h).

The <fn>f128_finite symbols were introduced in GLIBC 2.26 and so need
special treatment in code that is shared between long double and float128.
It is done by adding a list, similar to internal symbol redifinition,
on sysdeps/ieee754/float128/float128_private.h.

Alpha also needs some tricky changes to ensure we still emit 2 compat
symbols for sqrt(f).

Passes buildmanyglibc.

Co-authored-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
Diffstat (limited to 'sysdeps/ieee754/ldbl-128/e_j1l.c')
-rw-r--r--sysdeps/ieee754/ldbl-128/e_j1l.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/sysdeps/ieee754/ldbl-128/e_j1l.c b/sysdeps/ieee754/ldbl-128/e_j1l.c
index 174f35df07..54c457681a 100644
--- a/sysdeps/ieee754/ldbl-128/e_j1l.c
+++ b/sysdeps/ieee754/ldbl-128/e_j1l.c
@@ -101,6 +101,7 @@
 #include <fenv_private.h>
 #include <math-underflow.h>
 #include <float.h>
+#include <libm-alias-finite.h>
 
 /* 1 / sqrt(pi) */
 static const _Float128 ONEOSQPI = L(5.6418958354775628694807945156077258584405E-1);
@@ -810,7 +811,7 @@ __ieee754_j1l (_Float128 x)
     z = -z;
   return z;
 }
-strong_alias (__ieee754_j1l, __j1l_finite)
+libm_alias_finite (__ieee754_j1l, __j1l)
 
 
 /* Y1(x) = 2/pi * (log(x) * J1(x) - 1/x) + x R(x^2)
@@ -960,4 +961,4 @@ __ieee754_y1l (_Float128 x)
   z = ONEOSQPI * (p * ss + q * cc) / sqrtl (xx);
   return z;
 }
-strong_alias (__ieee754_y1l, __y1l_finite)
+libm_alias_finite (__ieee754_y1l, __y1l)