From 3be834a04f8d9a5ad4bd7138cb1efb55d8e062a0 Mon Sep 17 00:00:00 2001
From: "A. Wilcox" <AWilcox@Wilcox-Tech.com>
Date: Thu, 3 Oct 2019 21:19:22 +0000
Subject: user/firefox-esr: maybe 32-bit builds supported

---
 user/firefox-esr/APKBUILD         | 11 ++++++++--
 user/firefox-esr/ppc32-fix.patch  | 43 +++++++++++++++++++++++++++++++++++++++
 user/firefox-esr/rust-32bit.patch | 20 ++++++++++++++++++
 3 files changed, 72 insertions(+), 2 deletions(-)
 create mode 100644 user/firefox-esr/ppc32-fix.patch
 create mode 100644 user/firefox-esr/rust-32bit.patch

(limited to 'user/firefox-esr')

diff --git a/user/firefox-esr/APKBUILD b/user/firefox-esr/APKBUILD
index ebaf536bf..baa6d1ec2 100644
--- a/user/firefox-esr/APKBUILD
+++ b/user/firefox-esr/APKBUILD
@@ -38,6 +38,8 @@ source="https://ftp.mozilla.org/pub/firefox/releases/$_ffxver/source/firefox-$_f
 	fix-mutex-build.patch
 	fix-seccomp-bpf.patch
 	mozilla-build-arm.patch
+	ppc32-fix.patch
+	rust-32bit.patch
 	rust-config.patch
 	shut-up-warning.patch
 	stackwalk-x86-ppc.patch
@@ -108,8 +110,8 @@ prepare() {
 	echo "ac_add_options --host=\"$CHOST\"" >> "$builddir"/mozconfig
 	echo "ac_add_options --target=\"$CTARGET\"" >> "$builddir"/mozconfig
 	# too much memory
-	if [ -z "$JOBS" ] || [ $JOBS -ge 16 ]; then
-		JOBS=16
+	if [ -z "$JOBS" ] || [ $JOBS -ge 32 ]; then
+		JOBS=32
 	fi
 	echo "mk_add_options MOZ_MAKE_FLAGS=\"-j$JOBS\"" >> "$builddir"/mozconfig
 
@@ -117,6 +119,9 @@ prepare() {
 		pmmx|x86*)
 			echo "ac_add_options --disable-elf-hack" >> "$builddir"/mozconfig
 			;;
+		ppc)
+			echo "ac_add_options --disable-webrtc" >> "$builddir"/mozconfig
+			;;
 	esac
 
 	rm "$builddir"/third_party/python/virtualenv/virtualenv_support/pip*.whl
@@ -200,6 +205,8 @@ ace7492f4fb0523c7340fdc09c831906f74fddad93822aff367135538dacd3f56288b907f5a04f53
 c0b2bf43206c2a5154e560ef30189a1062ae856861b39f52ce69002390ff9972d43e387bfd2bf8d2ab3cac621987bc042c8c0a8b4cf90ae05717ca7705271880  fix-mutex-build.patch
 70863b985427b9653ce5e28d6064f078fb6d4ccf43dd1b68e72f97f44868fc0ce063161c39a4e77a0a1a207b7365d5dc7a7ca5e68c726825eba814f2b93e2f5d  fix-seccomp-bpf.patch
 e61664bc93eadce5016a06a4d0684b34a05074f1815e88ef2613380d7b369c6fd305fb34f83b5eb18b9e3138273ea8ddcfdcb1084fdcaa922a1e5b30146a3b18  mozilla-build-arm.patch
+06a3f4ee6d3726adf3460952fcbaaf24bb15ef8d15b3357fdd1766c7a62b00bd53a1e943b5df7f4e1a69f4fae0d44b64fae1e027d7812499c77894975969ea10  ppc32-fix.patch
+7c615703dc9b8427eeadd13bc9beda02e1c3d986cac1167feaf48fdfdcc15b7456460d4d58f301054cf459242ee75bbcd76bf67e26c2a443bc5655975d24ca1b  rust-32bit.patch
 45613d476e85fe333ef8091acce4806803953c1a99de4f03ff577cf20c5a1a3d635d0589e1490da104ef80721f4f1b1d35045af3c6892c1a468fa84095f27ad8  rust-config.patch
 39ddb15d1453a8412275c36fc8db3befc69dffd4a362e932d280fb7fd1190db595a2af9b468ee49e0714f5e9df6e48eb5794122a64fa9f30d689de8693acbb15  shut-up-warning.patch
 452b47b825294779f98ed46bc1065dad76b79ff453521ef049934a120f349c84a1c863b16af1828fe053059823da9690ec917c055ae02dcc5c80c54cad732448  stackwalk-x86-ppc.patch
diff --git a/user/firefox-esr/ppc32-fix.patch b/user/firefox-esr/ppc32-fix.patch
new file mode 100644
index 000000000..b4103c65f
--- /dev/null
+++ b/user/firefox-esr/ppc32-fix.patch
@@ -0,0 +1,43 @@
+--- firefox-68.1.0/xpcom/reflect/xptcall/md/unix/xptcinvoke_ppc_linux.cpp
++++ firefox-68.1.0/xpcom/reflect/xptcall/md/unix/xptcinvoke_ppc_linux.cpp
+@@ -45,11 +45,8 @@ invoke_copy_to_stack(uint32_t* d,
+     uint64_t tempu64;
+ 
+     for(uint32_t i = 0; i < paramCount; i++, s++) {
+-        if(s->IsPtrData()) {
+-            if(s->type == nsXPTType::T_JSVAL)
+-                tempu32 = (uint32_t) &s->ptr;
+-            else
+-                tempu32 = (uint32_t) s->ptr;
++        if(s->IsIndirect()) {
++            tempu32 = (uint32_t) &s->val;
+         }
+         else {
+             switch(s->type) {
+@@ -70,7 +67,7 @@ invoke_copy_to_stack(uint32_t* d,
+             }
+         }
+ 
+-        if (!s->IsPtrData() && s->type == nsXPTType::T_DOUBLE) {
++        if (!s->IsIndirect() && s->type == nsXPTType::T_DOUBLE) {
+ #ifndef __NO_FPRS__
+             if (fpr < FPR_COUNT)
+                 fpregs[fpr++]    = s->val.d;
+@@ -88,7 +85,7 @@ invoke_copy_to_stack(uint32_t* d,
+                 d += 2;
+             }
+         }
+-        else if (!s->IsPtrData() && s->type == nsXPTType::T_FLOAT) {
++        else if (!s->IsIndirect() && s->type == nsXPTType::T_FLOAT) {
+ #ifndef __NO_FPRS__
+             if (fpr < FPR_COUNT)
+                 fpregs[fpr++]   = s->val.f; // if passed in registers, floats are promoted to doubles
+@@ -99,7 +96,7 @@ invoke_copy_to_stack(uint32_t* d,
+             else
+                 *((float*) d++) = s->val.f;
+         }
+-        else if (!s->IsPtrData() && (s->type == nsXPTType::T_I64
++        else if (!s->IsIndirect() && (s->type == nsXPTType::T_I64
+                                      || s->type == nsXPTType::T_U64)) {
+             if (gpr & 1) gpr++; // longlongs are aligned in odd/even register pairs, eg. r5/r6
+             if ((gpr + 1) < GPR_COUNT) {
diff --git a/user/firefox-esr/rust-32bit.patch b/user/firefox-esr/rust-32bit.patch
new file mode 100644
index 000000000..f9281cb7a
--- /dev/null
+++ b/user/firefox-esr/rust-32bit.patch
@@ -0,0 +1,20 @@
+--- firefox-68.1.0/config/makefiles/rust.mk.old	2019-08-26 16:52:20.000000000 +0000
++++ firefox-68.1.0/config/makefiles/rust.mk	2019-10-03 21:17:55.062373830 +0000
+@@ -47,7 +47,7 @@
+ ifndef DEVELOPER_OPTIONS
+ ifndef MOZ_DEBUG_RUST
+ # Enable link-time optimization for release builds.
+-cargo_rustc_flags += -C lto
++# OOMs on 32-bit machines: cargo_rustc_flags += -C lto
+ endif
+ endif
+ 
+@@ -246,7 +246,7 @@
+ ifndef DEVELOPER_OPTIONS
+ ifndef MOZ_DEBUG_RUST
+ ifeq ($(OS_ARCH), Linux)
+-	$(call py_action,check_binary,--target --networking $@)
++# Fails because we disable LTO:	$(call py_action,check_binary,--target --networking $@)
+ endif
+ endif
+ endif
-- 
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