guix/gnu/packages/patches/icecat-CVE-2015-4513-pt11.patch

From 72185a2795d4627203970e3c17fd9b3a6944edc6 Mon Sep 17 00:00:00 2001
From: "Nicolas B. Pierron" <nicolas.b.pierron@mozilla.com>
Date: Thu, 15 Oct 2015 10:57:39 +0200
Subject: [PATCH] Bug 1204700 - ARM: Use a different scratch register for
 store32. r=sstangl, a=lizzard

--HG--
extra : commitid : 8itRSfm5tEh
extra : source : ebafbc7c1a870499159cdd2ee91573f1b52c728a
---
 js/src/jit/arm/MacroAssembler-arm.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/js/src/jit/arm/MacroAssembler-arm.cpp b/js/src/jit/arm/MacroAssembler-arm.cpp
index 7b8c06e..c8030bb 100644
--- a/js/src/jit/arm/MacroAssembler-arm.cpp
+++ b/js/src/jit/arm/MacroAssembler-arm.cpp
@@ -2487,8 +2487,8 @@ MacroAssemblerARMCompat::store32(Imm32 src, const Address& address)
 void
 MacroAssemblerARMCompat::store32(Imm32 imm, const BaseIndex& dest)
 {
-    ma_mov(imm, secondScratchReg_);
-    store32(secondScratchReg_, dest);
+    ma_mov(imm, ScratchRegister);
+    store32(ScratchRegister, dest);
 }
 
 void
@@ -2498,8 +2498,8 @@ MacroAssemblerARMCompat::store32(Register src, const BaseIndex& dest)
     uint32_t scale = Imm32::ShiftOf(dest.scale).value;
 
     if (dest.offset != 0) {
-        ma_add(base, Imm32(dest.offset), ScratchRegister);
-        base = ScratchRegister;
+        ma_add(base, Imm32(dest.offset), secondScratchReg_);
+        base = secondScratchReg_;
     }
     ma_str(src, DTRAddr(base, DtrRegImmShift(dest.index, LSL, scale)));
 }
-- 
2.5.0