Update V8 to r6190 as required by WebKit r75315
Change-Id: I0b2f598e4d8748df417ad350fc47a1c465ad1fef
diff --git a/src/arm/assembler-arm.h b/src/arm/assembler-arm.h
index 36f7507..cd7f07f 100644
--- a/src/arm/assembler-arm.h
+++ b/src/arm/assembler-arm.h
@@ -66,13 +66,14 @@
// such that we use an enum in optimized mode, and the struct in debug
// mode. This way we get the compile-time error checking in debug mode
// and best performance in optimized code.
-//
+
// Core register
struct Register {
static const int kNumRegisters = 16;
static const int kNumAllocatableRegisters = 8;
static int ToAllocationIndex(Register reg) {
+ ASSERT(reg.code() < kNumAllocatableRegisters);
return reg.code();
}
@@ -132,7 +133,7 @@
const Register r6 = { 6 };
const Register r7 = { 7 };
const Register r8 = { 8 }; // Used as context register.
-const Register r9 = { 9 };
+const Register r9 = { 9 }; // Used as lithium codegen scratch register.
const Register r10 = { 10 }; // Used as roots register.
const Register fp = { 11 };
const Register ip = { 12 };