[PATCH v4 06/21] math: Remove the SVID error handling from remainderf
Adhemerval Zanella
adhemerval.zanella@linaro.org
Wed Oct 8 13:55:06 GMT 2025
The optimized i386 version is faster than the generic one, and gcc
implements it through the builtin. This optimization enables us to
migrate the implementation to a C version. The performance on a Zen3
chip is similar to the SVID one.
The m68k provided an optimized version through __m81_u(remainderf)
(mathimpl.h), and gcc does not implement it through a builtin (different
than i386).
Performance improves a bit on x86_64 (Zen3, gcc 15.2.1):
reciprocal-throughput input master NO-SVID improvement
x86_64 subnormals 17.5349 15.6125 10.96%
x86_64 normal 53.8134 52.5754 2.30%
x86_64 close-exponent 20.0211 18.6656 6.77%
i686 subnormals 21.8105 20.1856 7.45%
i686 normal 73.1945 71.2199 2.70%
i686 close-exponent 22.2141 20.331 8.48%
Tested on x86_64-linux-gnu and i686-linux-gnu.
---
math/Versions | 4 ++
math/w_remainderf_compat.c | 9 ++--
sysdeps/i386/fpu/e_remainderf.S | 18 --------
sysdeps/i386/fpu/e_remainderf.c | 41 +++++++++++++++++++
sysdeps/ieee754/flt-32/e_remainderf.c | 19 +++++++--
sysdeps/ieee754/flt-32/w_remainderf.c | 1 +
sysdeps/m68k/m680x0/fpu/e_remainderf.c | 16 +++++++-
sysdeps/mach/hurd/i386/libm.abilist | 1 +
sysdeps/unix/sysv/linux/aarch64/libm.abilist | 1 +
sysdeps/unix/sysv/linux/alpha/libm.abilist | 1 +
sysdeps/unix/sysv/linux/arm/be/libm.abilist | 1 +
sysdeps/unix/sysv/linux/arm/le/libm.abilist | 1 +
sysdeps/unix/sysv/linux/hppa/libm.abilist | 1 +
sysdeps/unix/sysv/linux/i386/libm.abilist | 1 +
.../sysv/linux/m68k/coldfire/libm.abilist | 1 +
.../unix/sysv/linux/m68k/m680x0/libm.abilist | 1 +
.../sysv/linux/microblaze/be/libm.abilist | 1 +
.../sysv/linux/microblaze/le/libm.abilist | 1 +
.../unix/sysv/linux/mips/mips32/libm.abilist | 1 +
.../unix/sysv/linux/mips/mips64/libm.abilist | 1 +
.../linux/powerpc/powerpc32/fpu/libm.abilist | 1 +
.../powerpc/powerpc32/nofpu/libm.abilist | 1 +
.../linux/powerpc/powerpc64/be/libm.abilist | 1 +
.../linux/powerpc/powerpc64/le/libm.abilist | 1 +
.../unix/sysv/linux/s390/s390-32/libm.abilist | 1 +
.../unix/sysv/linux/s390/s390-64/libm.abilist | 1 +
sysdeps/unix/sysv/linux/sh/be/libm.abilist | 1 +
sysdeps/unix/sysv/linux/sh/le/libm.abilist | 1 +
.../sysv/linux/sparc/sparc32/libm.abilist | 1 +
.../sysv/linux/sparc/sparc64/libm.abilist | 1 +
.../unix/sysv/linux/x86_64/64/libm.abilist | 1 +
.../unix/sysv/linux/x86_64/x32/libm.abilist | 1 +
32 files changed, 107 insertions(+), 26 deletions(-)
delete mode 100644 sysdeps/i386/fpu/e_remainderf.S
create mode 100644 sysdeps/i386/fpu/e_remainderf.c
create mode 100644 sysdeps/ieee754/flt-32/w_remainderf.c
diff --git a/math/Versions b/math/Versions
index 666d6b34273..085768f137f 100644
--- a/math/Versions
+++ b/math/Versions
@@ -686,4 +686,8 @@ libm {
rootnf64x; rootnf128;
rsqrtf64x; rsqrtf128;
}
+ GLIBC_2.43 {
+ # No SVID compatible error handling.
+ remainderf;
+ }
}
diff --git a/math/w_remainderf_compat.c b/math/w_remainderf_compat.c
index c2cdd58b3d1..eec6032df5b 100644
--- a/math/w_remainderf_compat.c
+++ b/math/w_remainderf_compat.c
@@ -19,12 +19,13 @@
#include <math_private.h>
#include <math-svid-compat.h>
#include <libm-alias-float.h>
+#include <shlib-compat.h>
-#if LIBM_SVID_COMPAT
+#if LIBM_SVID_COMPAT && SHLIB_COMPAT (libm, GLIBC_2_0, GLIBC_2_43)
/* wrapper remainderf */
float
-__remainderf (float x, float y)
+__remainder_compatf (float x, float y)
{
if (((__builtin_expect (y == 0.0f, 0) && ! isnan (x))
|| (__builtin_expect (isinf (x), 0) && ! isnan (y)))
@@ -33,6 +34,6 @@ __remainderf (float x, float y)
return __ieee754_remainderf (x, y);
}
-libm_alias_float (__remainder, remainder)
-weak_alias (__remainderf, dremf)
+compat_symbol (libm, __remainder_compatf, remainderf, GLIBC_2_0);
+weak_alias (__remainder_compatf, dremf)
#endif
diff --git a/sysdeps/i386/fpu/e_remainderf.S b/sysdeps/i386/fpu/e_remainderf.S
deleted file mode 100644
index 475b7e2353a..00000000000
--- a/sysdeps/i386/fpu/e_remainderf.S
+++ /dev/null
@@ -1,18 +0,0 @@
-/*
- * Public domain.
- */
-
-#include <machine/asm.h>
-#include <libm-alias-finite.h>
-
-ENTRY(__ieee754_remainderf)
- flds 8(%esp)
- flds 4(%esp)
-1: fprem1
- fstsw %ax
- sahf
- jp 1b
- fstp %st(1)
- ret
-END (__ieee754_remainderf)
-libm_alias_finite (__ieee754_remainderf, __remainderf)
diff --git a/sysdeps/i386/fpu/e_remainderf.c b/sysdeps/i386/fpu/e_remainderf.c
new file mode 100644
index 00000000000..30ca4d3600b
--- /dev/null
+++ b/sysdeps/i386/fpu/e_remainderf.c
@@ -0,0 +1,41 @@
+/* Floating-point remainder function.
+ Copyright (C) 2023-2025 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <https://www.gnu.org/licenses/>. */
+
+#include <math.h>
+#include <libm-alias-finite.h>
+#include <libm-alias-float.h>
+#include "sysdeps/ieee754/flt-32/math_config.h"
+
+float
+__remainderf (float x, float y)
+{
+ uint32_t hx = asuint (x);
+ uint32_t hy = asuint (y);
+
+ /* fmod(+-Inf,y) or fmod(x,0) */
+ if (__glibc_unlikely ((is_inf (hx) || y == 0.0f)
+ && !is_nan (hy)
+ && !is_nan (hx)))
+ return __math_invalidf (x);
+
+ return __builtin_remainderf (x, y);
+}
+strong_alias (__remainderf, __ieee754_remainderf)
+versioned_symbol (libm, __remainderf, remainderf, GLIBC_2_43);
+libm_alias_float_other (__remainder, remainder)
+libm_alias_finite (__ieee754_remainderf, __remainderf)
diff --git a/sysdeps/ieee754/flt-32/e_remainderf.c b/sysdeps/ieee754/flt-32/e_remainderf.c
index d0f069fbd21..ff8261a58bd 100644
--- a/sysdeps/ieee754/flt-32/e_remainderf.c
+++ b/sysdeps/ieee754/flt-32/e_remainderf.c
@@ -18,6 +18,8 @@
#include <math.h>
#include <libm-alias-finite.h>
+#include <libm-alias-float.h>
+#include <math-svid-compat.h>
#include "math_config.h"
float
@@ -36,7 +38,7 @@ __ieee754_remainderf(float x, float p)
{
/* |x| not finite, |y| equal 0 is handled by fmod. */
if (__glibc_unlikely (hx >= EXPONENT_MASK))
- return (x * p) / (x * p);
+ return __math_invalidf (x);
x = fabs (__ieee754_fmodf (x, p + p)); /* now x < 2p */
if (x + x > p)
@@ -53,8 +55,12 @@ __ieee754_remainderf(float x, float p)
else
{
/* |x| not finite or |y| is NaN or 0 */
- if ((hx >= EXPONENT_MASK || (hp - 1) >= EXPONENT_MASK))
- return (x * p) / (x * p);
+ if (__glibc_unlikely (hx >= EXPONENT_MASK || (hp - 1) >= EXPONENT_MASK))
+ {
+ if (__glibc_unlikely (is_inf (hp)))
+ return __math_invalidf (x);
+ return (x * p) / (x * p);
+ }
x = fabsf (x);
float p_half = 0.5f * p;
@@ -71,3 +77,10 @@ __ieee754_remainderf(float x, float p)
return sx ? -x : x;
}
libm_alias_finite (__ieee754_remainderf, __remainderf)
+#if LIBM_SVID_COMPAT
+versioned_symbol (libm, __ieee754_remainderf, remainderf, GLIBC_2_43);
+libm_alias_float_other (__ieee754_remainder, remainder)
+#else
+libm_alias_float (__ieee754_remainder, remainder)
+weak_alias (__ieee754_remainderf, dremf)
+#endif
diff --git a/sysdeps/ieee754/flt-32/w_remainderf.c b/sysdeps/ieee754/flt-32/w_remainderf.c
new file mode 100644
index 00000000000..db3355f5988
--- /dev/null
+++ b/sysdeps/ieee754/flt-32/w_remainderf.c
@@ -0,0 +1 @@
+/* Not needed */
diff --git a/sysdeps/m68k/m680x0/fpu/e_remainderf.c b/sysdeps/m68k/m680x0/fpu/e_remainderf.c
index 2c1e4f67746..b581ff31835 100644
--- a/sysdeps/m68k/m680x0/fpu/e_remainderf.c
+++ b/sysdeps/m68k/m680x0/fpu/e_remainderf.c
@@ -18,12 +18,26 @@
#include <math.h>
+#include <libm-alias-float.h>
#include <libm-alias-finite.h>
#include "mathimpl.h"
+#include "sysdeps/ieee754/flt-32/math_config.h"
float
-__ieee754_remainderf (float x, float y)
+__remainderf (float x, float y)
{
+ uint32_t hx = asuint (x);
+ uint32_t hy = asuint (y);
+
+ /* fmod(+-Inf,y) or fmod(x,0) */
+ if (__glibc_unlikely ((is_inf (hx) || y == 0.0f)
+ && !is_nan (hy)
+ && !is_nan (hx)))
+ return __math_invalidf (x);
+
return __m81_u(__ieee754_remainderf)(x, y);
}
+strong_alias (__remainderf, __ieee754_remainderf)
+versioned_symbol (libm, __remainderf, remainderf, GLIBC_2_43);
+libm_alias_float_other (__remainder, remainder)
libm_alias_finite (__ieee754_remainderf, __remainderf)
diff --git a/sysdeps/mach/hurd/i386/libm.abilist b/sysdeps/mach/hurd/i386/libm.abilist
index 3bf087812ca..36b50dcb55a 100644
--- a/sysdeps/mach/hurd/i386/libm.abilist
+++ b/sysdeps/mach/hurd/i386/libm.abilist
@@ -1319,3 +1319,4 @@ GLIBC_2.42 rsqrtf64x F
GLIBC_2.42 rsqrtl F
GLIBC_2.43 fmod F
GLIBC_2.43 fmodf F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/aarch64/libm.abilist b/sysdeps/unix/sysv/linux/aarch64/libm.abilist
index bb8114bc4f8..cc8ba7d0b5f 100644
--- a/sysdeps/unix/sysv/linux/aarch64/libm.abilist
+++ b/sysdeps/unix/sysv/linux/aarch64/libm.abilist
@@ -1285,3 +1285,4 @@ GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtf64x F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/alpha/libm.abilist b/sysdeps/unix/sysv/linux/alpha/libm.abilist
index 4b383b15ed8..2a107b921e3 100644
--- a/sysdeps/unix/sysv/linux/alpha/libm.abilist
+++ b/sysdeps/unix/sysv/linux/alpha/libm.abilist
@@ -1444,3 +1444,4 @@ GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtf64x F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/arm/be/libm.abilist b/sysdeps/unix/sysv/linux/arm/be/libm.abilist
index 63bad0996fd..959e3a3a549 100644
--- a/sysdeps/unix/sysv/linux/arm/be/libm.abilist
+++ b/sysdeps/unix/sysv/linux/arm/be/libm.abilist
@@ -950,3 +950,4 @@ GLIBC_2.42 rsqrtf32 F
GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/arm/le/libm.abilist b/sysdeps/unix/sysv/linux/arm/le/libm.abilist
index 63bad0996fd..959e3a3a549 100644
--- a/sysdeps/unix/sysv/linux/arm/le/libm.abilist
+++ b/sysdeps/unix/sysv/linux/arm/le/libm.abilist
@@ -950,3 +950,4 @@ GLIBC_2.42 rsqrtf32 F
GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/hppa/libm.abilist b/sysdeps/unix/sysv/linux/hppa/libm.abilist
index d681d6ea1e8..5bca93b6154 100644
--- a/sysdeps/unix/sysv/linux/hppa/libm.abilist
+++ b/sysdeps/unix/sysv/linux/hppa/libm.abilist
@@ -950,3 +950,4 @@ GLIBC_2.42 rsqrtf32 F
GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/i386/libm.abilist b/sysdeps/unix/sysv/linux/i386/libm.abilist
index 38e31ed1a76..22ebff2290c 100644
--- a/sysdeps/unix/sysv/linux/i386/libm.abilist
+++ b/sysdeps/unix/sysv/linux/i386/libm.abilist
@@ -1326,3 +1326,4 @@ GLIBC_2.42 rsqrtf64x F
GLIBC_2.42 rsqrtl F
GLIBC_2.43 fmod F
GLIBC_2.43 fmodf F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/m68k/coldfire/libm.abilist b/sysdeps/unix/sysv/linux/m68k/coldfire/libm.abilist
index 63bad0996fd..959e3a3a549 100644
--- a/sysdeps/unix/sysv/linux/m68k/coldfire/libm.abilist
+++ b/sysdeps/unix/sysv/linux/m68k/coldfire/libm.abilist
@@ -950,3 +950,4 @@ GLIBC_2.42 rsqrtf32 F
GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/m68k/m680x0/libm.abilist b/sysdeps/unix/sysv/linux/m68k/m680x0/libm.abilist
index a9d615da745..9f77b4572c2 100644
--- a/sysdeps/unix/sysv/linux/m68k/m680x0/libm.abilist
+++ b/sysdeps/unix/sysv/linux/m68k/m680x0/libm.abilist
@@ -988,3 +988,4 @@ GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtl F
GLIBC_2.43 fmod F
GLIBC_2.43 fmodf F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/microblaze/be/libm.abilist b/sysdeps/unix/sysv/linux/microblaze/be/libm.abilist
index 5596e08e115..e846492a9e9 100644
--- a/sysdeps/unix/sysv/linux/microblaze/be/libm.abilist
+++ b/sysdeps/unix/sysv/linux/microblaze/be/libm.abilist
@@ -950,3 +950,4 @@ GLIBC_2.42 rsqrtf32 F
GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/microblaze/le/libm.abilist b/sysdeps/unix/sysv/linux/microblaze/le/libm.abilist
index 5596e08e115..e846492a9e9 100644
--- a/sysdeps/unix/sysv/linux/microblaze/le/libm.abilist
+++ b/sysdeps/unix/sysv/linux/microblaze/le/libm.abilist
@@ -950,3 +950,4 @@ GLIBC_2.42 rsqrtf32 F
GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/libm.abilist b/sysdeps/unix/sysv/linux/mips/mips32/libm.abilist
index cdcc4888a2c..a469f7b258f 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/libm.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips32/libm.abilist
@@ -950,3 +950,4 @@ GLIBC_2.42 rsqrtf32 F
GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/libm.abilist b/sysdeps/unix/sysv/linux/mips/mips64/libm.abilist
index 888164bdcbe..5a72cd55381 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/libm.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips64/libm.abilist
@@ -1285,3 +1285,4 @@ GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtf64x F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libm.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libm.abilist
index 7f584d3a4b8..eaf74a54244 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libm.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libm.abilist
@@ -1097,3 +1097,4 @@ GLIBC_2.42 rsqrtf32 F
GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libm.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libm.abilist
index d1cd4b14f07..95e600708da 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libm.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libm.abilist
@@ -1096,3 +1096,4 @@ GLIBC_2.42 rsqrtf32 F
GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libm.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libm.abilist
index bfc53109aed..789c77491c7 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libm.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libm.abilist
@@ -1090,3 +1090,4 @@ GLIBC_2.42 rsqrtf32 F
GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libm.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libm.abilist
index dedfefc26b1..edd6750d4ac 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libm.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libm.abilist
@@ -1474,3 +1474,4 @@ GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtf64x F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/libm.abilist b/sysdeps/unix/sysv/linux/s390/s390-32/libm.abilist
index be2d1777a39..cf9f1683b4b 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-32/libm.abilist
+++ b/sysdeps/unix/sysv/linux/s390/s390-32/libm.abilist
@@ -1388,3 +1388,4 @@ GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtf64x F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/libm.abilist b/sysdeps/unix/sysv/linux/s390/s390-64/libm.abilist
index 7d7ba260dae..323c9f9f0f9 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/libm.abilist
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/libm.abilist
@@ -1388,3 +1388,4 @@ GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtf64x F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/sh/be/libm.abilist b/sysdeps/unix/sysv/linux/sh/be/libm.abilist
index 5b0b0805a45..bd6ab083da9 100644
--- a/sysdeps/unix/sysv/linux/sh/be/libm.abilist
+++ b/sysdeps/unix/sysv/linux/sh/be/libm.abilist
@@ -950,3 +950,4 @@ GLIBC_2.42 rsqrtf32 F
GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/sh/le/libm.abilist b/sysdeps/unix/sysv/linux/sh/le/libm.abilist
index 5b0b0805a45..bd6ab083da9 100644
--- a/sysdeps/unix/sysv/linux/sh/le/libm.abilist
+++ b/sysdeps/unix/sysv/linux/sh/le/libm.abilist
@@ -950,3 +950,4 @@ GLIBC_2.42 rsqrtf32 F
GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/libm.abilist b/sysdeps/unix/sysv/linux/sparc/sparc32/libm.abilist
index 8107101297c..386a8c11c16 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/libm.abilist
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/libm.abilist
@@ -1395,3 +1395,4 @@ GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtf64x F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/libm.abilist b/sysdeps/unix/sysv/linux/sparc/sparc64/libm.abilist
index 418ed9d461a..33e086be20c 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc64/libm.abilist
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/libm.abilist
@@ -1285,3 +1285,4 @@ GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtf64x F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/x86_64/64/libm.abilist b/sysdeps/unix/sysv/linux/x86_64/64/libm.abilist
index 671981482cb..d0253f7a4ca 100644
--- a/sysdeps/unix/sysv/linux/x86_64/64/libm.abilist
+++ b/sysdeps/unix/sysv/linux/x86_64/64/libm.abilist
@@ -1318,3 +1318,4 @@ GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtf64x F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
diff --git a/sysdeps/unix/sysv/linux/x86_64/x32/libm.abilist b/sysdeps/unix/sysv/linux/x86_64/x32/libm.abilist
index 1a1069a3e11..b7cae704391 100644
--- a/sysdeps/unix/sysv/linux/x86_64/x32/libm.abilist
+++ b/sysdeps/unix/sysv/linux/x86_64/x32/libm.abilist
@@ -1318,3 +1318,4 @@ GLIBC_2.42 rsqrtf32x F
GLIBC_2.42 rsqrtf64 F
GLIBC_2.42 rsqrtf64x F
GLIBC_2.42 rsqrtl F
+GLIBC_2.43 remainderf F
--
2.43.0
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