From 220622dde5704c95a100c2792a280f18f3deba73 Mon Sep 17 00:00:00 2001 From: Wilco Dijkstra Date: Tue, 16 Jul 2019 12:17:22 -0300 Subject: 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 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 Reviewed-by: Siddhesh Poyarekar --- sysdeps/powerpc/powerpc64/le/fpu/e_sqrtf128.c | 3 ++- sysdeps/powerpc/powerpc64/le/power9/fpu/e_sqrtf128.c | 4 +++- 2 files changed, 5 insertions(+), 2 deletions(-) (limited to 'sysdeps/powerpc/powerpc64') diff --git a/sysdeps/powerpc/powerpc64/le/fpu/e_sqrtf128.c b/sysdeps/powerpc/powerpc64/le/fpu/e_sqrtf128.c index 32c948c508..950bdad54a 100644 --- a/sysdeps/powerpc/powerpc64/le/fpu/e_sqrtf128.c +++ b/sysdeps/powerpc/powerpc64/le/fpu/e_sqrtf128.c @@ -27,6 +27,7 @@ . */ #include +#include /* Unavoidable hacks since TFmode is assumed to be binary128 when -mabi=ibmlongdouble is used. */ @@ -53,4 +54,4 @@ __ieee754_sqrtf128 (__float128 a) FP_HANDLE_EXCEPTIONS; return r; } -strong_alias (__ieee754_sqrtf128, __sqrtf128_finite) +libm_alias_finite (__ieee754_sqrtf128, __sqrtf128) diff --git a/sysdeps/powerpc/powerpc64/le/power9/fpu/e_sqrtf128.c b/sysdeps/powerpc/powerpc64/le/power9/fpu/e_sqrtf128.c index 9784f8dfb6..232fc773c3 100644 --- a/sysdeps/powerpc/powerpc64/le/power9/fpu/e_sqrtf128.c +++ b/sysdeps/powerpc/powerpc64/le/power9/fpu/e_sqrtf128.c @@ -26,6 +26,8 @@ License along with the GNU C Library; if not, see . */ +#include + __float128 __ieee754_sqrtf128 (__float128 a) { @@ -33,4 +35,4 @@ __ieee754_sqrtf128 (__float128 a) asm ("xssqrtqp %0,%1" : "=v" (z) : "v" (a)); return z; } -strong_alias (__ieee754_sqrtf128, __sqrtf128_finite) +libm_alias_finite (__ieee754_sqrtf128, __sqrtf128) -- cgit 1.4.1