From fc637fb28da700da71ec2064d65ca5a7a31b9c6c Mon Sep 17 00:00:00 2001
From: V3n3RiX <venerix@redcorelinux.org>
Date: Sun, 18 Aug 2019 18:16:17 +0100
Subject: gentoo resync : 18.08.2019

---
 dev-python/pypy3/pypy3-7.1.1.ebuild | 25 +++++++++++++++++++++++--
 1 file changed, 23 insertions(+), 2 deletions(-)

(limited to 'dev-python/pypy3/pypy3-7.1.1.ebuild')

diff --git a/dev-python/pypy3/pypy3-7.1.1.ebuild b/dev-python/pypy3/pypy3-7.1.1.ebuild
index f0f7cdf74a2a..344f0da4013e 100644
--- a/dev-python/pypy3/pypy3-7.1.1.ebuild
+++ b/dev-python/pypy3/pypy3-7.1.1.ebuild
@@ -17,7 +17,8 @@ LICENSE="MIT"
 # pypy3 -c 'import sysconfig; print(sysconfig.get_config_var("SOABI"))'
 SLOT="0/71-py36"
 KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
-IUSE="bzip2 gdbm +jit libressl low-memory ncurses sandbox sqlite tk"
+IUSE="bzip2 cpu_flags_x86_sse2 gdbm +jit libressl low-memory ncurses
+	sandbox sqlite tk"
 
 RDEPEND=">=sys-libs/zlib-1.1.3:0=
 	virtual/libffi:0=
@@ -103,12 +104,32 @@ src_prepare() {
 src_configure() {
 	tc-export CC
 
+	local jit_backend
+	if use jit; then
+		jit_backend='--jit-backend='
+
+		# We only need the explicit sse2 switch for x86.
+		# On other arches we can rely on autodetection which uses
+		# compiler macros. Plus, --jit-backend= doesn't accept all
+		# the modern values...
+
+		if use x86; then
+			if use cpu_flags_x86_sse2; then
+				jit_backend+=x86
+			else
+				jit_backend+=x86-without-sse2
+			fi
+		else
+			jit_backend+=auto
+		fi
+	fi
+
 	local args=(
 		--shared
 		$(usex jit -Ojit -O2)
 		$(usex sandbox --sandbox '')
 
-		--jit-backend=auto
+		${jit_backend}
 
 		pypy/goal/targetpypystandalone
 	)
-- 
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