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From: Szabolcs Nagy <szabolcs.nagy@arm.com>
To: <libc-alpha@sourceware.org>
Subject: [PATCH] aarch64: Add NEWS entry about libmvec for 2.39
Date: Fri, 12 Jan 2024 16:42:45 +0000	[thread overview]
Message-ID: <20240112164245.467067-1-szabolcs.nagy@arm.com> (raw)

Auto-vectorizing scalar calls is now supported.
---
 NEWS | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/NEWS b/NEWS
index 83ae627f47..16afc4f869 100644
--- a/NEWS
+++ b/NEWS
@@ -55,6 +55,13 @@ Major new features:
   unsigned char, unsigned short, unsigned int, unsigned long int and
   unsigned long long int, and a type-generic macro.
 
+* On AArch64 new symbols were added to libmvec and now math.h has
+  annotations to allow GCC 9 or newer to auto-vectorize calls to the
+  following scalar math functions when -ffast-math is specified:
+  acos, acosf, asin, asinf, atan, atanf, atan2, atan2f, cos, cosf,
+  exp, expf, exp10, exp10f, exp2, exp2f, expm1, expm1f, log, logf,
+  log10, log10f, log1p, log1pf, log2, log2f, sin, sinf, tan, tanf.
+
 Deprecated and removed features, and other changes affecting compatibility:
 
 * The ldconfig program now skips file names containing ';' or ending in
-- 
2.25.1


             reply	other threads:[~2024-01-12 16:42 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-12 16:42 Szabolcs Nagy [this message]
2024-01-15 14:34 ` Carlos O'Donell

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