File: HACK-third_party-libvpx-use-generic-gnu.patch

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chromium 134.0.6998.35-1~deb12u1
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Index: chromium-134.0.6998.35/third_party/libvpx/generate_gni.sh
===================================================================
--- chromium-134.0.6998.35.orig/third_party/libvpx/generate_gni.sh
+++ chromium-134.0.6998.35/third_party/libvpx/generate_gni.sh
@@ -433,7 +433,7 @@ gen_config_files linux/mipsel "--target=
 gen_config_files linux/mips64el "--target=mips64-linux-gcc ${all_platforms}"
 gen_config_files linux/loongarch \
   "--target=loongarch64-linux-gcc ${all_platforms}"
-gen_config_files linux/ppc64 "--target=ppc64le-linux-gcc ${all_platforms}"
+gen_config_files linux/ppc64 "--target=generic-gnu $HIGHBD ${all_platforms}"
 gen_config_files linux/generic "--target=generic-gnu $HIGHBD ${all_platforms}"
 gen_config_files win/arm64-highbd \
   "--target=arm64-win64-vs15 ${all_platforms} ${HIGHBD} ${disable_sve}"
Index: chromium-134.0.6998.35/third_party/libvpx/source/libvpx/build/make/rtcd.pl
===================================================================
--- chromium-134.0.6998.35.orig/third_party/libvpx/source/libvpx/build/make/rtcd.pl
+++ chromium-134.0.6998.35/third_party/libvpx/source/libvpx/build/make/rtcd.pl
@@ -509,8 +509,9 @@ if ($opts{arch} eq 'x86') {
   &require(@REQUIRES);
   arm;
 } elsif ($opts{arch} =~ /^ppc/ ) {
-  @ALL_ARCHS = filter(qw/vsx/);
-  ppc;
+  #@ALL_ARCHS = filter(qw/vsx/);
+  #ppc;
+  unoptimized;
 } elsif ($opts{arch} =~ /loongarch/ ) {
   @ALL_ARCHS = filter(qw/lsx lasx/);
   loongarch;
Index: chromium-134.0.6998.35/third_party/libvpx/BUILD.gn
===================================================================
--- chromium-134.0.6998.35.orig/third_party/libvpx/BUILD.gn
+++ chromium-134.0.6998.35/third_party/libvpx/BUILD.gn
@@ -102,6 +102,14 @@ config("libvpx_config") {
       "-Wno-sign-compare",
     ]
   }
+
+  if (current_cpu == "ppc64") {
+    cflags += [
+      "-mcpu=power8",
+      "-maltivec",
+      "-mvsx",
+    ]
+  }
 }
 
 # This config is applied to targets that depend on libvpx.