From 0a744a939a8d52827b23724364d61ac9dca9e06d Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Sat, 22 Jun 2024 21:07:43 +0200
Subject: [PATCH] temporarily(?) disable the alpha=0 branch to handle NaN/Inf
 in x

---
 kernel/x86_64/scal_sse2.S | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/x86_64/scal_sse2.S b/kernel/x86_64/scal_sse2.S
index 20dd7fa2d..b778895ba 100644
--- a/kernel/x86_64/scal_sse2.S
+++ b/kernel/x86_64/scal_sse2.S
@@ -75,7 +75,7 @@
 	comisd	%xmm0, %xmm1
 	jne	.L100		# Alpha != ZERO
 	jp	.L100		# For Alpha = NaN
-
+	je 	.L100		# disable the Alpha=zero path as it does not handle x=inf or nan
 /* Alpha == ZERO */
 	cmpq	$SIZE, INCX
 	jne	.L50