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Date: Wed, 30 Aug 2023 09:22:28 -0300
From: Matheus Tavares Bernardino <quic_mathbern@...cinc.com>
To: <musl@...ts.openwall.com>
CC: Brian Cain <bcain@...cinc.com>, Sid Manning <sidneym@...cinc.com>,
"Rich
Felker" <dalias@...c.org>, Fangrui Song <i@...kray.me>,
Szabolcs Nagy
<nsz@...t70.net>
Subject: [RFC PATCH 3/5] hexagon: add fma/fmaxf/fminf routines
From: Sid Manning <sidneym@...cinc.com>
---
src/math/hexagon/fmaf.c | 8 ++++++++
src/math/hexagon/fmaxf.c | 8 ++++++++
src/math/hexagon/fminf.c | 8 ++++++++
3 files changed, 24 insertions(+)
create mode 100644 src/math/hexagon/fmaf.c
create mode 100644 src/math/hexagon/fmaxf.c
create mode 100644 src/math/hexagon/fminf.c
diff --git a/src/math/hexagon/fmaf.c b/src/math/hexagon/fmaf.c
new file mode 100644
index 00000000..7ce1996c
--- /dev/null
+++ b/src/math/hexagon/fmaf.c
@@ -0,0 +1,8 @@
+#include <math.h>
+
+float fmaf(float x, float y, float z)
+{
+ __asm__ ("%[z]+=sfmpy(%[x], %[y])"
+ : [z]"+r"(z) : [x]"r"(x), [y]"r"(y));
+ return z;
+}
diff --git a/src/math/hexagon/fmaxf.c b/src/math/hexagon/fmaxf.c
new file mode 100644
index 00000000..0dc52b25
--- /dev/null
+++ b/src/math/hexagon/fmaxf.c
@@ -0,0 +1,8 @@
+#include <math.h>
+
+float fmaxf(float x, float y)
+{
+ __asm__ ("%[x]=sfmax(%[x], %[y])"
+ : [x]"+r"(x) : [y]"r"(y));
+ return x;
+}
diff --git a/src/math/hexagon/fminf.c b/src/math/hexagon/fminf.c
new file mode 100644
index 00000000..aeb20ae0
--- /dev/null
+++ b/src/math/hexagon/fminf.c
@@ -0,0 +1,8 @@
+#include <math.h>
+
+float fminf(float x, float y)
+{
+ __asm__ ("%[x]=sfmin(%[x], %[y])"
+ : [x]"+r"(x) : [y]"r"(y));
+ return x;
+}
--
2.37.2
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