From bee2fa8e84972e55c9bca1b62f690fe036cf24de Mon Sep 17 00:00:00 2001
From: Jan Horak <jhorak@redhat.com>
Date: Tue, 5 Sep 2017 11:34:45 +0200
Subject: [PATCH] Fix for missing cacheFlush when JS_CODEGE_NONE is used (s390)

---
 build-cacheFlush-missing.patch | 13 +++++++++++++
 firefox.spec                   |  3 +++
 2 files changed, 16 insertions(+)
 create mode 100644 build-cacheFlush-missing.patch

diff --git a/build-cacheFlush-missing.patch b/build-cacheFlush-missing.patch
new file mode 100644
index 0000000..51c368c
--- /dev/null
+++ b/build-cacheFlush-missing.patch
@@ -0,0 +1,13 @@
+diff -up firefox-55.0.3/js/src/jit/ExecutableAllocator.h.wasm firefox-55.0.3/js/src/jit/ExecutableAllocator.h
+--- firefox-55.0.3/js/src/jit/ExecutableAllocator.h.wasm	2017-09-05 11:32:12.235909468 +0200
++++ firefox-55.0.3/js/src/jit/ExecutableAllocator.h	2017-09-05 11:32:46.157916575 +0200
+@@ -219,7 +219,7 @@ class ExecutableAllocator
+ 
+     static void poisonCode(JSRuntime* rt, JitPoisonRangeVector& ranges);
+ 
+-#if defined(JS_CODEGEN_X86) || defined(JS_CODEGEN_X64) || defined(JS_SIMULATOR_ARM64)
++#if defined(JS_CODEGEN_X86) || defined(JS_CODEGEN_X64) || defined(JS_SIMULATOR_ARM64) || defined(JS_CODEGEN_NONE)
+     static void cacheFlush(void*, size_t)
+     {
+     }
+diff -up firefox-55.0.3/js/src/jit-test/tests/wasm/bench/wasm_box2d.wasm firefox-55.0.3/js/src/jit-test/tests/wasm/bench/wasm_box2d
diff --git a/firefox.spec b/firefox.spec
index 9f5fb8d..a7d8e03 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -141,6 +141,8 @@ Patch36:        build-missing-xlocale-h.patch
 # Always feel lucky for unsupported platforms:
 # https://bugzilla.mozilla.org/show_bug.cgi?id=1347128
 Patch37:        build-jit-atomic-always-lucky.patch
+# Fixing missing cacheFlush when JS_CODEGEN_NONE is used (s390x)
+Patch38:        build-cacheFlush-missing.patch
 
 # Fedora specific patches
 # Unable to install addons from https pages
@@ -321,6 +323,7 @@ This package contains results of tests executed during build.
 %patch35 -p1 -b .ppc-jit
 %endif
 %patch37 -p1 -b .jit-atomic-lucky
+%patch38 -p1 -b .cacheFlush-missing
 
 %patch3  -p1 -b .arm