Andreas Schwab
6d9b33432f
- Enable Userspace Livepatching on ppc64le (jsc#PED-7395) OBS-URL: https://build.opensuse.org/request/show/1270882 OBS-URL: https://build.opensuse.org/package/show/Base:System/glibc?expand=0&rev=739
77 lines
4.1 KiB
Diff
77 lines
4.1 KiB
Diff
From d85a7719536f4892f2b53d4594e18f6d096c2882 Mon Sep 17 00:00:00 2001
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From: Adhemerval Zanella <adhemerval.zanella@linaro.org>
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Date: Fri, 31 Jan 2025 10:34:32 -0300
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Subject: [PATCH] math: Fix sinhf for some inputs (BZ 32627)
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The logic was copied wrong from CORE-MATH.
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---
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math/auto-libm-test-in | 1 +
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math/auto-libm-test-out-sinh | 25 +++++++++++++++++++++++++
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sysdeps/ieee754/flt-32/e_sinhf.c | 2 +-
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3 files changed, 27 insertions(+), 1 deletion(-)
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diff --git a/math/auto-libm-test-in b/math/auto-libm-test-in
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index c0627dc7eb..5f465b31f1 100644
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--- a/math/auto-libm-test-in
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+++ b/math/auto-libm-test-in
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@@ -8300,6 +8300,7 @@ sinh -0x1.3dda8ap+0
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sinh -0x5.ee9218p-4
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sinh -0x1.bcfc98p+0
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sinh -0x6.9bbb6df7c5d08p-4
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+sinh 0x1.250bfep-11
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# the next value generates larger error bounds on x86_64 (ldbl-96)
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sinh 0x2.c5d376167f4052f4p+12
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sinh max
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diff --git a/math/auto-libm-test-out-sinh b/math/auto-libm-test-out-sinh
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index 0b77a77eeb..3924e19d86 100644
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--- a/math/auto-libm-test-out-sinh
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+++ b/math/auto-libm-test-out-sinh
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@@ -2115,6 +2115,31 @@ sinh -0x6.9bbb6df7c5d08p-4
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= sinh tonearest ibm128 -0x6.9bbb6df7c5d08p-4 : -0x6.cc3ddf003dcda77f8f9e892e36p-4 : inexact-ok
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= sinh towardzero ibm128 -0x6.9bbb6df7c5d08p-4 : -0x6.cc3ddf003dcda77f8f9e892e36p-4 : inexact-ok
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= sinh upward ibm128 -0x6.9bbb6df7c5d08p-4 : -0x6.cc3ddf003dcda77f8f9e892e36p-4 : inexact-ok
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+sinh 0x1.250bfep-11
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+= sinh downward binary32 0x2.4a17fcp-12 : 0x2.4a17fcp-12 : inexact-ok
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+= sinh tonearest binary32 0x2.4a17fcp-12 : 0x2.4a17fcp-12 : inexact-ok
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+= sinh towardzero binary32 0x2.4a17fcp-12 : 0x2.4a17fcp-12 : inexact-ok
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+= sinh upward binary32 0x2.4a17fcp-12 : 0x2.4a18p-12 : inexact-ok
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+= sinh downward binary64 0x2.4a17fcp-12 : 0x2.4a17fdffffffep-12 : inexact-ok
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+= sinh tonearest binary64 0x2.4a17fcp-12 : 0x2.4a17fep-12 : inexact-ok
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+= sinh towardzero binary64 0x2.4a17fcp-12 : 0x2.4a17fdffffffep-12 : inexact-ok
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+= sinh upward binary64 0x2.4a17fcp-12 : 0x2.4a17fep-12 : inexact-ok
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+= sinh downward intel96 0x2.4a17fcp-12 : 0x2.4a17fdfffffff87cp-12 : inexact-ok
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+= sinh tonearest intel96 0x2.4a17fcp-12 : 0x2.4a17fdfffffff88p-12 : inexact-ok
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+= sinh towardzero intel96 0x2.4a17fcp-12 : 0x2.4a17fdfffffff87cp-12 : inexact-ok
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+= sinh upward intel96 0x2.4a17fcp-12 : 0x2.4a17fdfffffff88p-12 : inexact-ok
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+= sinh downward m68k96 0x2.4a17fcp-12 : 0x2.4a17fdfffffff87cp-12 : inexact-ok
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+= sinh tonearest m68k96 0x2.4a17fcp-12 : 0x2.4a17fdfffffff88p-12 : inexact-ok
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+= sinh towardzero m68k96 0x2.4a17fcp-12 : 0x2.4a17fdfffffff87cp-12 : inexact-ok
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+= sinh upward m68k96 0x2.4a17fcp-12 : 0x2.4a17fdfffffff88p-12 : inexact-ok
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+= sinh downward binary128 0x2.4a17fcp-12 : 0x2.4a17fdfffffff87e8d322786ec88p-12 : inexact-ok
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+= sinh tonearest binary128 0x2.4a17fcp-12 : 0x2.4a17fdfffffff87e8d322786ec8ap-12 : inexact-ok
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+= sinh towardzero binary128 0x2.4a17fcp-12 : 0x2.4a17fdfffffff87e8d322786ec88p-12 : inexact-ok
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+= sinh upward binary128 0x2.4a17fcp-12 : 0x2.4a17fdfffffff87e8d322786ec8ap-12 : inexact-ok
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+= sinh downward ibm128 0x2.4a17fcp-12 : 0x2.4a17fdfffffff87e8d322786ecp-12 : inexact-ok
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+= sinh tonearest ibm128 0x2.4a17fcp-12 : 0x2.4a17fdfffffff87e8d322786edp-12 : inexact-ok
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+= sinh towardzero ibm128 0x2.4a17fcp-12 : 0x2.4a17fdfffffff87e8d322786ecp-12 : inexact-ok
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+= sinh upward ibm128 0x2.4a17fcp-12 : 0x2.4a17fdfffffff87e8d322786edp-12 : inexact-ok
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sinh 0x2.c5d376167f4052f4p+12
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= sinh downward binary32 0x2.c5d378p+12 : 0xf.fffffp+124 : inexact-ok overflow errno-erange-ok
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= sinh tonearest binary32 0x2.c5d378p+12 : plus_infty : inexact-ok overflow errno-erange
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diff --git a/sysdeps/ieee754/flt-32/e_sinhf.c b/sysdeps/ieee754/flt-32/e_sinhf.c
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index c007c7d174..dee96fc7cb 100644
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--- a/sysdeps/ieee754/flt-32/e_sinhf.c
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+++ b/sysdeps/ieee754/flt-32/e_sinhf.c
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@@ -83,7 +83,7 @@ __ieee754_sinhf (float x)
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{ /* |x| <= 0x1.250bfep-11 */
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if (__glibc_unlikely (ux < 0x66000000u)) /* |x| < 0x1p-24 */
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return fmaf (x, fabsf (x), x);
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- if (__glibc_unlikely (st.uarg == asuint (ux)))
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+ if (__glibc_unlikely (st.uarg == ux))
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{
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float sgn = copysignf (1.0f, x);
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return sgn * st.rh + sgn * st.rl;
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--
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2.48.1
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