[arm] Fix missing CheckBuffer for branches.

test/cctest/test-assembler-arm.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1963 matching lines @@
     double inf = std::numeric_limits<double>::infinity();
     CHECK_VRINT(inf, inf, inf, inf, inf, inf)
     CHECK_VRINT(-inf, -inf, -inf, -inf, -inf, -inf)
     CHECK_VRINT(-0.0, -0.0, -0.0, -0.0, -0.0, -0.0)
     double nan = std::numeric_limits<double>::quiet_NaN();
     CHECK_VRINT(nan, nan, nan, nan, nan, nan)
 
 #undef CHECK_VRINT
   }
 }
+
+
+TEST(regress4292_b) {
+  CcTest::InitializeVM();
+  Isolate* isolate = CcTest::i_isolate();
+  HandleScope scope(isolate);
+
+  Assembler assm(isolate, NULL, 0);
+  Label end;
+  __ mov(r0, Operand(isolate->factory()->infinity_value()));
+  for (int i = 0; i < 1020; ++i) {
+    __ b(hi, &end);
+  }
+  __ bind(&end);
+}
+
+
+TEST(regress4292_bl) {
+  CcTest::InitializeVM();
+  Isolate* isolate = CcTest::i_isolate();
+  HandleScope scope(isolate);
+
+  Assembler assm(isolate, NULL, 0);
+  Label end;
+  __ mov(r0, Operand(isolate->factory()->infinity_value()));
+  for (int i = 0; i < 1020; ++i) {
+    __ bl(hi, &end);
+  }
+  __ bind(&end);
+}
+
+
+TEST(regress4292_blx) {
+  CcTest::InitializeVM();
+  Isolate* isolate = CcTest::i_isolate();
+  HandleScope scope(isolate);
+
+  Assembler assm(isolate, NULL, 0);
+  Label end;
+  __ mov(r0, Operand(isolate->factory()->infinity_value()));
+  for (int i = 0; i < 1020; ++i) {
+    __ blx(&end);
+  }
+  __ bind(&end);
+}
+
 #undef __