From: Taylor R Campbell <campbell@mumble.net>
Date: Fri, 14 Dec 2018 15:11:44 +0000 (+0000)
Subject: Re-enable the SSE instructions in i386.
X-Git-Tag: mit-scheme-pucked-10.1.9~3^2~35^2~20
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=90ab7446a0dab70b79dbc8d791960bc59095a2af;p=mit-scheme.git

Re-enable the SSE instructions in i386.

We don't generate SSE code in the compiler but we need to maintain
the mxcsr in the floating-point environment.
---

diff --git a/src/microcode/cmpauxmd/i386.m4 b/src/microcode/cmpauxmd/i386.m4
index 1a98f7a72..6292a0efc 100644
--- a/src/microcode/cmpauxmd/i386.m4
+++ b/src/microcode/cmpauxmd/i386.m4
@@ -118,8 +118,6 @@
 ###	If defined, do not generate SSE media instructions.
 ### VALGRIND_MODE
 ###	If defined, modify code to make it work with valgrind.
-
-define(DISABLE_SSE,1)
 
 ####	Utility macros and definitions