extra/firefox: split mozconfig for i686/pentium4, fixed non-SIMD build on i686

3 files changed, 44 insertions, 4 deletions

diff --git a/extra/firefox/PKGBUILD b/extra/firefox/PKGBUILD
index 2fb535bf..6eaccdb4 100644
--- a/extra/firefox/PKGBUILD
+++ b/extra/firefox/PKGBUILD
@@ -1,8 +1,27 @@
 # disable LTO as it has little benefit and uses too many resources
 # don't compile with clang, use gcc toolchain (clang has issues on IA32)
-# TODO: document the rest..
-source+=('mozconfig.patch')
-sha256sums+=('708605f390994587277d8357e8452a71fcbfab97394df9678b1b646539e4ce20')
+# disable SIMD (SSE20 for i686
+# set correct compiler and toochain tools
+if [ "${CARCH}" = "pentium4" ]; then
+	source+=('mozconfig-pentium4.patch')
+	sha256sums+=('708605f390994587277d8357e8452a71fcbfab97394df9678b1b646539e4ce20')
+eval "$(
+  declare -f prepare | \
+    sed '
+      $ i patch -d .. -Np1 -i "$srcdir/mozconfig-pentium4.patch"
+    '
+)"
+fi
+if [ "${CARCH}" = "i686" ]; then
+	source+=('mozconfig-i686.patch')
+	sha256sums+=('b6688e8872da4651653d898ba832d078e30e901bc6b84df07494905320633f22')
+eval "$(
+  declare -f prepare | \
+    sed '
+      $ i patch -d .. -Np1 -i "$srcdir/mozconfig-i686.patch"
+    '
+)"
+fi	
 eval "$(
   declare -f build | \
     sed '
@@ -12,7 +31,6 @@ eval "$(
   declare -f prepare | \
     sed '
       $ i export MOZ_SOURCE_CHANGESET="DEVEDITION_${pkgver//./_}_RELEASE"
-      $ i patch -d .. -Np1 -i "$srcdir/mozconfig.patch"
     '
 )"
 
diff --git a/extra/firefox/mozconfig-i686.patch b/extra/firefox/mozconfig-i686.patch
new file mode 100644
index 00000000..5230d314
--- /dev/null
+++ b/extra/firefox/mozconfig-i686.patch
@@ -0,0 +1,22 @@
+diff -rauN a/mozconfig b/mozconfig
+--- a/mozconfig	2020-04-04 15:35:35.911990038 +0200
++++ b/mozconfig	2020-04-04 15:36:04.515324252 +0200
+@@ -4,12 +4,12 @@
+ ac_add_options --enable-release
+ ac_add_options --enable-hardening
+ ac_add_options --enable-optimize
+-ac_add_options --enable-rust-simd
+-export CC='clang --target=x86_64-unknown-linux-gnu'
+-export CXX='clang++ --target=x86_64-unknown-linux-gnu'
+-export AR=llvm-ar
+-export NM=llvm-nm
+-export RANLIB=llvm-ranlib
++ac_add_options --disable-lto
++export CC=gcc
++export CXX=g++
++export AR=gcc-ar
++export NM=gcc-nm
++export RANLIB=gcc-ranlib
+ 
+ # Branding
+ ac_add_options --enable-official-branding
diff --git a/extra/firefox/mozconfig.patch b/extra/firefox/mozconfig-pentium4.patch
index b179e883..b179e883 100644
--- a/extra/firefox/mozconfig.patch
+++ b/extra/firefox/mozconfig-pentium4.patch