Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 616 insertions, 0 deletions

diff --git a/js/src/jsapi-tests/testJitMoveEmitterCycles.cpp b/js/src/jsapi-tests/testJitMoveEmitterCycles.cpp
new file mode 100644
index 0000000000..521fab7fa9
--- /dev/null
+++ b/js/src/jsapi-tests/testJitMoveEmitterCycles.cpp
@@ -0,0 +1,616 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#if defined(JS_SIMULATOR_ARM)
+
+#  include "jit/arm/Assembler-arm.h"
+#  include "jit/arm/MoveEmitter-arm.h"
+#  include "jit/arm/Simulator-arm.h"
+#  include "jit/Linker.h"
+#  include "jit/MacroAssembler.h"
+#  include "jit/MoveResolver.h"
+
+#  include "jsapi-tests/tests.h"
+
+#  include "vm/Runtime.h"
+
+static const int LIFO_ALLOC_PRIMARY_CHUNK_SIZE = 4 * 1024;
+
+static constexpr js::jit::FloatRegister s0(0, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s1(1, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s2(2, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s3(3, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s4(4, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s5(5, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s6(6, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s7(7, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s8(8, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s9(9, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s10(10, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s11(11, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s12(12, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s13(13, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s14(14, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s15(15, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s16(16, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s17(17, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s18(18, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s19(19, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s20(20, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s21(21, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s22(22, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s23(23, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s24(24, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s25(25, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s26(26, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s27(27, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s28(28, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s29(29, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s30(30, js::jit::VFPRegister::Single);
+static constexpr js::jit::FloatRegister s31(31, js::jit::VFPRegister::Single);
+
+static js::jit::JitCode* linkAndAllocate(JSContext* cx,
+                                         js::jit::MacroAssembler* masm) {
+  using namespace js;
+  using namespace js::jit;
+  Linker l(*masm);
+  return l.newCode(cx, CodeKind::Ion);
+}
+
+#  define TRY(x) \
+    if (!(x)) return false;
+
+BEGIN_TEST(testJitMoveEmitterCycles_simple) {
+  using namespace js;
+  using namespace js::jit;
+  LifoAlloc lifo(LIFO_ALLOC_PRIMARY_CHUNK_SIZE);
+  TempAllocator alloc(&lifo);
+  JitContext jc(cx);
+  StackMacroAssembler masm(cx, alloc);
+  AutoCreatedBy acb(masm, __func__);
+  MoveEmitter mover(masm);
+  MoveResolver mr;
+  mr.setAllocator(alloc);
+  Simulator* sim = Simulator::Current();
+  TRY(mr.addMove(MoveOperand(d0), MoveOperand(d2), MoveOp::DOUBLE));
+  sim->set_d_register_from_double(0, 2);
+  TRY(mr.addMove(MoveOperand(d3), MoveOperand(d1), MoveOp::DOUBLE));
+  sim->set_d_register_from_double(3, 1);
+  TRY(mr.addMove(MoveOperand(s4), MoveOperand(s0), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(4, 0);
+  TRY(mr.addMove(MoveOperand(s5), MoveOperand(s6), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(5, 6);
+  TRY(mr.addMove(MoveOperand(s2), MoveOperand(s1), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(2, 1);
+  TRY(mr.addMove(MoveOperand(s3), MoveOperand(s7), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(3, 7);
+  // don't explode!
+  TRY(mr.resolve());
+  mover.emit(mr);
+  mover.finish();
+  masm.abiret();
+  JitCode* code = linkAndAllocate(cx, &masm);
+  sim->call(code->raw(), 1, 1);
+  float f;
+  double d;
+  sim->get_double_from_d_register(2, &d);
+  CHECK(d == 2);
+  sim->get_double_from_d_register(1, &d);
+  CHECK(int(d) == 1);
+  sim->get_float_from_s_register(0, &f);
+  CHECK(int(f) == 0);
+  sim->get_float_from_s_register(6, &f);
+  CHECK(int(f) == 6);
+  sim->get_float_from_s_register(1, &f);
+  CHECK(int(f) == 1);
+  sim->get_float_from_s_register(7, &f);
+  CHECK(int(f) == 7);
+  return true;
+}
+END_TEST(testJitMoveEmitterCycles_simple)
+BEGIN_TEST(testJitMoveEmitterCycles_autogen) {
+  using namespace js;
+  using namespace js::jit;
+  LifoAlloc lifo(LIFO_ALLOC_PRIMARY_CHUNK_SIZE);
+  TempAllocator alloc(&lifo);
+  JitContext jc(cx);
+  StackMacroAssembler masm(cx, alloc);
+  AutoCreatedBy acb(masm, __func__);
+  MoveEmitter mover(masm);
+  MoveResolver mr;
+  mr.setAllocator(alloc);
+  Simulator* sim = Simulator::Current();
+  TRY(mr.addMove(MoveOperand(d9), MoveOperand(d14), MoveOp::DOUBLE));
+  sim->set_d_register_from_double(9, 9);
+  TRY(mr.addMove(MoveOperand(s24), MoveOperand(s25), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(24, 24);
+  TRY(mr.addMove(MoveOperand(d3), MoveOperand(d0), MoveOp::DOUBLE));
+  sim->set_d_register_from_double(3, 3);
+  TRY(mr.addMove(MoveOperand(s10), MoveOperand(s31), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(10, 10);
+  TRY(mr.addMove(MoveOperand(d1), MoveOperand(d10), MoveOp::DOUBLE));
+  sim->set_d_register_from_double(1, 1);
+  TRY(mr.addMove(MoveOperand(s8), MoveOperand(s10), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(8, 8);
+  TRY(mr.addMove(MoveOperand(d2), MoveOperand(d7), MoveOp::DOUBLE));
+  sim->set_d_register_from_double(2, 2);
+  TRY(mr.addMove(MoveOperand(s20), MoveOperand(s18), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(20, 20);
+  TRY(mr.addMove(MoveOperand(s1), MoveOperand(s3), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(1, 1);
+  TRY(mr.addMove(MoveOperand(s17), MoveOperand(s11), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(17, 17);
+  TRY(mr.addMove(MoveOperand(s22), MoveOperand(s30), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(22, 22);
+  TRY(mr.addMove(MoveOperand(s31), MoveOperand(s7), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(31, 31);
+  TRY(mr.addMove(MoveOperand(d3), MoveOperand(d13), MoveOp::DOUBLE));
+  sim->set_d_register_from_double(3, 3);
+  TRY(mr.addMove(MoveOperand(d9), MoveOperand(d8), MoveOp::DOUBLE));
+  sim->set_d_register_from_double(9, 9);
+  TRY(mr.addMove(MoveOperand(s31), MoveOperand(s23), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(31, 31);
+  TRY(mr.addMove(MoveOperand(s13), MoveOperand(s8), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(13, 13);
+  TRY(mr.addMove(MoveOperand(s28), MoveOperand(s5), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(28, 28);
+  TRY(mr.addMove(MoveOperand(s31), MoveOperand(s19), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(31, 31);
+  TRY(mr.addMove(MoveOperand(s20), MoveOperand(s6), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(20, 20);
+  TRY(mr.addMove(MoveOperand(s0), MoveOperand(s2), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(0, 0);
+  TRY(mr.addMove(MoveOperand(d7), MoveOperand(d6), MoveOp::DOUBLE));
+  sim->set_d_register_from_double(7, 7);
+  TRY(mr.addMove(MoveOperand(s13), MoveOperand(s9), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(13, 13);
+  TRY(mr.addMove(MoveOperand(s1), MoveOperand(s4), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(1, 1);
+  TRY(mr.addMove(MoveOperand(s29), MoveOperand(s22), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(29, 29);
+  TRY(mr.addMove(MoveOperand(s25), MoveOperand(s24), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(25, 25);
+  // don't explode!
+  TRY(mr.resolve());
+  mover.emit(mr);
+  mover.finish();
+  masm.abiret();
+  JitCode* code = linkAndAllocate(cx, &masm);
+  sim->skipCalleeSavedRegsCheck = true;
+  sim->call(code->raw(), 1, 1);
+  double d;
+  float f;
+  sim->get_double_from_d_register(14, &d);
+  CHECK(int(d) == 9);
+  sim->get_float_from_s_register(25, &f);
+  CHECK(int(f) == 24);
+  sim->get_double_from_d_register(0, &d);
+  CHECK(int(d) == 3);
+  sim->get_float_from_s_register(31, &f);
+  CHECK(int(f) == 10);
+  sim->get_double_from_d_register(10, &d);
+  CHECK(int(d) == 1);
+  sim->get_float_from_s_register(10, &f);
+  CHECK(int(f) == 8);
+  sim->get_double_from_d_register(7, &d);
+  CHECK(int(d) == 2);
+  sim->get_float_from_s_register(18, &f);
+  CHECK(int(f) == 20);
+  sim->get_float_from_s_register(3, &f);
+  CHECK(int(f) == 1);
+  sim->get_float_from_s_register(11, &f);
+  CHECK(int(f) == 17);
+  sim->get_float_from_s_register(30, &f);
+  CHECK(int(f) == 22);
+  sim->get_float_from_s_register(7, &f);
+  CHECK(int(f) == 31);
+  sim->get_double_from_d_register(13, &d);
+  CHECK(int(d) == 3);
+  sim->get_double_from_d_register(8, &d);
+  CHECK(int(d) == 9);
+  sim->get_float_from_s_register(23, &f);
+  CHECK(int(f) == 31);
+  sim->get_float_from_s_register(8, &f);
+  CHECK(int(f) == 13);
+  sim->get_float_from_s_register(5, &f);
+  CHECK(int(f) == 28);
+  sim->get_float_from_s_register(19, &f);
+  CHECK(int(f) == 31);
+  sim->get_float_from_s_register(6, &f);
+  CHECK(int(f) == 20);
+  sim->get_float_from_s_register(2, &f);
+  CHECK(int(f) == 0);
+  sim->get_double_from_d_register(6, &d);
+  CHECK(int(d) == 7);
+  sim->get_float_from_s_register(9, &f);
+  CHECK(int(f) == 13);
+  sim->get_float_from_s_register(4, &f);
+  CHECK(int(f) == 1);
+  sim->get_float_from_s_register(22, &f);
+  CHECK(int(f) == 29);
+  sim->get_float_from_s_register(24, &f);
+  CHECK(int(f) == 25);
+  return true;
+}
+END_TEST(testJitMoveEmitterCycles_autogen)
+
+BEGIN_TEST(testJitMoveEmitterCycles_autogen2) {
+  using namespace js;
+  using namespace js::jit;
+  LifoAlloc lifo(LIFO_ALLOC_PRIMARY_CHUNK_SIZE);
+  TempAllocator alloc(&lifo);
+  JitContext jc(cx);
+  StackMacroAssembler masm(cx, alloc);
+  AutoCreatedBy acb(masm, __func__);
+  MoveEmitter mover(masm);
+  MoveResolver mr;
+  mr.setAllocator(alloc);
+  Simulator* sim = Simulator::Current();
+  TRY(mr.addMove(MoveOperand(d10), MoveOperand(d0), MoveOp::DOUBLE));
+  sim->set_d_register_from_double(10, 10);
+  TRY(mr.addMove(MoveOperand(s15), MoveOperand(s3), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(15, 15);
+  TRY(mr.addMove(MoveOperand(s2), MoveOperand(s28), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(2, 2);
+  TRY(mr.addMove(MoveOperand(s30), MoveOperand(s25), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(30, 30);
+  TRY(mr.addMove(MoveOperand(s16), MoveOperand(s2), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(16, 16);
+  TRY(mr.addMove(MoveOperand(s2), MoveOperand(s29), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(2, 2);
+  TRY(mr.addMove(MoveOperand(s17), MoveOperand(s10), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(17, 17);
+  TRY(mr.addMove(MoveOperand(s2), MoveOperand(s19), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(2, 2);
+  TRY(mr.addMove(MoveOperand(s9), MoveOperand(s26), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(9, 9);
+  TRY(mr.addMove(MoveOperand(s1), MoveOperand(s23), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(1, 1);
+  TRY(mr.addMove(MoveOperand(s8), MoveOperand(s6), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(8, 8);
+  TRY(mr.addMove(MoveOperand(s24), MoveOperand(s16), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(24, 24);
+  TRY(mr.addMove(MoveOperand(s19), MoveOperand(s4), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(19, 19);
+  TRY(mr.addMove(MoveOperand(d5), MoveOperand(d6), MoveOp::DOUBLE));
+  sim->set_d_register_from_double(5, 5);
+  TRY(mr.addMove(MoveOperand(s18), MoveOperand(s15), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(18, 18);
+  TRY(mr.addMove(MoveOperand(s23), MoveOperand(s30), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(23, 23);
+  TRY(mr.addMove(MoveOperand(s27), MoveOperand(s17), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(27, 27);
+  TRY(mr.addMove(MoveOperand(d3), MoveOperand(d4), MoveOp::DOUBLE));
+  sim->set_d_register_from_double(3, 3);
+  TRY(mr.addMove(MoveOperand(s14), MoveOperand(s27), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(14, 14);
+  TRY(mr.addMove(MoveOperand(s2), MoveOperand(s31), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(2, 2);
+  TRY(mr.addMove(MoveOperand(s2), MoveOperand(s24), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(2, 2);
+  TRY(mr.addMove(MoveOperand(s31), MoveOperand(s11), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(31, 31);
+  TRY(mr.addMove(MoveOperand(s0), MoveOperand(s18), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(0, 0);
+  TRY(mr.addMove(MoveOperand(s24), MoveOperand(s7), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(24, 24);
+  TRY(mr.addMove(MoveOperand(s0), MoveOperand(s21), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(0, 0);
+  TRY(mr.addMove(MoveOperand(s27), MoveOperand(s20), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(27, 27);
+  TRY(mr.addMove(MoveOperand(s14), MoveOperand(s5), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(14, 14);
+  TRY(mr.addMove(MoveOperand(s2), MoveOperand(s14), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(2, 2);
+  TRY(mr.addMove(MoveOperand(s12), MoveOperand(s22), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(12, 12);
+  // don't explode!
+  TRY(mr.resolve());
+  mover.emit(mr);
+  mover.finish();
+  masm.abiret();
+  JitCode* code = linkAndAllocate(cx, &masm);
+  sim->skipCalleeSavedRegsCheck = true;
+  sim->call(code->raw(), 1, 1);
+
+  double d;
+  float f;
+  sim->get_double_from_d_register(0, &d);
+  CHECK(int(d) == 10);
+  sim->get_float_from_s_register(3, &f);
+  CHECK(int(f) == 15);
+  sim->get_float_from_s_register(28, &f);
+  CHECK(int(f) == 2);
+  sim->get_float_from_s_register(25, &f);
+  CHECK(int(f) == 30);
+  sim->get_float_from_s_register(2, &f);
+  CHECK(int(f) == 16);
+  sim->get_float_from_s_register(29, &f);
+  CHECK(int(f) == 2);
+  sim->get_float_from_s_register(10, &f);
+  CHECK(int(f) == 17);
+  sim->get_float_from_s_register(19, &f);
+  CHECK(int(f) == 2);
+  sim->get_float_from_s_register(26, &f);
+  CHECK(int(f) == 9);
+  sim->get_float_from_s_register(23, &f);
+  CHECK(int(f) == 1);
+  sim->get_float_from_s_register(6, &f);
+  CHECK(int(f) == 8);
+  sim->get_float_from_s_register(16, &f);
+  CHECK(int(f) == 24);
+  sim->get_float_from_s_register(4, &f);
+  CHECK(int(f) == 19);
+  sim->get_double_from_d_register(6, &d);
+  CHECK(int(d) == 5);
+  sim->get_float_from_s_register(15, &f);
+  CHECK(int(f) == 18);
+  sim->get_float_from_s_register(30, &f);
+  CHECK(int(f) == 23);
+  sim->get_float_from_s_register(17, &f);
+  CHECK(int(f) == 27);
+  sim->get_double_from_d_register(4, &d);
+  CHECK(int(d) == 3);
+  sim->get_float_from_s_register(27, &f);
+  CHECK(int(f) == 14);
+  sim->get_float_from_s_register(31, &f);
+  CHECK(int(f) == 2);
+  sim->get_float_from_s_register(24, &f);
+  CHECK(int(f) == 2);
+  sim->get_float_from_s_register(11, &f);
+  CHECK(int(f) == 31);
+  sim->get_float_from_s_register(18, &f);
+  CHECK(int(f) == 0);
+  sim->get_float_from_s_register(7, &f);
+  CHECK(int(f) == 24);
+  sim->get_float_from_s_register(21, &f);
+  CHECK(int(f) == 0);
+  sim->get_float_from_s_register(20, &f);
+  CHECK(int(f) == 27);
+  sim->get_float_from_s_register(5, &f);
+  CHECK(int(f) == 14);
+  sim->get_float_from_s_register(14, &f);
+  CHECK(int(f) == 2);
+  sim->get_float_from_s_register(22, &f);
+  CHECK(int(f) == 12);
+  return true;
+}
+END_TEST(testJitMoveEmitterCycles_autogen2)
+
+BEGIN_TEST(testJitMoveEmitterCycles_autogen3) {
+  using namespace js;
+  using namespace js::jit;
+  LifoAlloc lifo(LIFO_ALLOC_PRIMARY_CHUNK_SIZE);
+  TempAllocator alloc(&lifo);
+  JitContext jc(cx);
+  StackMacroAssembler masm(cx, alloc);
+  AutoCreatedBy acb(masm, __func__);
+  MoveEmitter mover(masm);
+  MoveResolver mr;
+  mr.setAllocator(alloc);
+  Simulator* sim = Simulator::Current();
+  TRY(mr.addMove(MoveOperand(s0), MoveOperand(s21), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(0, 0);
+  TRY(mr.addMove(MoveOperand(s2), MoveOperand(s26), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(2, 2);
+  TRY(mr.addMove(MoveOperand(s19), MoveOperand(s20), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(19, 19);
+  TRY(mr.addMove(MoveOperand(s4), MoveOperand(s24), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(4, 4);
+  TRY(mr.addMove(MoveOperand(s22), MoveOperand(s9), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(22, 22);
+  TRY(mr.addMove(MoveOperand(s5), MoveOperand(s28), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(5, 5);
+  TRY(mr.addMove(MoveOperand(s15), MoveOperand(s7), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(15, 15);
+  TRY(mr.addMove(MoveOperand(s26), MoveOperand(s14), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(26, 26);
+  TRY(mr.addMove(MoveOperand(s13), MoveOperand(s30), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(13, 13);
+  TRY(mr.addMove(MoveOperand(s26), MoveOperand(s22), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(26, 26);
+  TRY(mr.addMove(MoveOperand(s21), MoveOperand(s6), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(21, 21);
+  TRY(mr.addMove(MoveOperand(s23), MoveOperand(s31), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(23, 23);
+  TRY(mr.addMove(MoveOperand(s7), MoveOperand(s12), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(7, 7);
+  TRY(mr.addMove(MoveOperand(s14), MoveOperand(s10), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(14, 14);
+  TRY(mr.addMove(MoveOperand(d12), MoveOperand(d8), MoveOp::DOUBLE));
+  sim->set_d_register_from_double(12, 12);
+  TRY(mr.addMove(MoveOperand(s5), MoveOperand(s1), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(5, 5);
+  TRY(mr.addMove(MoveOperand(d12), MoveOperand(d2), MoveOp::DOUBLE));
+  sim->set_d_register_from_double(12, 12);
+  TRY(mr.addMove(MoveOperand(s3), MoveOperand(s8), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(3, 3);
+  TRY(mr.addMove(MoveOperand(s14), MoveOperand(s0), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(14, 14);
+  TRY(mr.addMove(MoveOperand(s28), MoveOperand(s29), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(28, 28);
+  TRY(mr.addMove(MoveOperand(d12), MoveOperand(d9), MoveOp::DOUBLE));
+  sim->set_d_register_from_double(12, 12);
+  TRY(mr.addMove(MoveOperand(s29), MoveOperand(s2), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(29, 29);
+  TRY(mr.addMove(MoveOperand(s22), MoveOperand(s27), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(22, 22);
+  TRY(mr.addMove(MoveOperand(s19), MoveOperand(s3), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(19, 19);
+  TRY(mr.addMove(MoveOperand(s21), MoveOperand(s11), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(21, 21);
+  TRY(mr.addMove(MoveOperand(s22), MoveOperand(s13), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(22, 22);
+  TRY(mr.addMove(MoveOperand(s29), MoveOperand(s25), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(29, 29);
+  TRY(mr.addMove(MoveOperand(s29), MoveOperand(s15), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(29, 29);
+  TRY(mr.addMove(MoveOperand(s16), MoveOperand(s23), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(16, 16);
+  // don't explode!
+  TRY(mr.resolve());
+  mover.emit(mr);
+  mover.finish();
+  masm.abiret();
+  JitCode* code = linkAndAllocate(cx, &masm);
+  sim->skipCalleeSavedRegsCheck = true;
+  sim->call(code->raw(), 1, 1);
+
+  float f;
+  double d;
+  sim->get_float_from_s_register(21, &f);
+  CHECK(int(f) == 0);
+  sim->get_float_from_s_register(26, &f);
+  CHECK(int(f) == 2);
+  sim->get_float_from_s_register(20, &f);
+  CHECK(int(f) == 19);
+  sim->get_float_from_s_register(24, &f);
+  CHECK(int(f) == 4);
+  sim->get_float_from_s_register(9, &f);
+  CHECK(int(f) == 22);
+  sim->get_float_from_s_register(28, &f);
+  CHECK(int(f) == 5);
+  sim->get_float_from_s_register(7, &f);
+  CHECK(int(f) == 15);
+  sim->get_float_from_s_register(14, &f);
+  CHECK(int(f) == 26);
+  sim->get_float_from_s_register(30, &f);
+  CHECK(int(f) == 13);
+  sim->get_float_from_s_register(22, &f);
+  CHECK(int(f) == 26);
+  sim->get_float_from_s_register(6, &f);
+  CHECK(int(f) == 21);
+  sim->get_float_from_s_register(31, &f);
+  CHECK(int(f) == 23);
+  sim->get_float_from_s_register(12, &f);
+  CHECK(int(f) == 7);
+  sim->get_float_from_s_register(10, &f);
+  CHECK(int(f) == 14);
+  sim->get_double_from_d_register(8, &d);
+  CHECK(int(d) == 12);
+  sim->get_float_from_s_register(1, &f);
+  CHECK(int(f) == 5);
+  sim->get_double_from_d_register(2, &d);
+  CHECK(int(d) == 12);
+  sim->get_float_from_s_register(8, &f);
+  CHECK(int(f) == 3);
+  sim->get_float_from_s_register(0, &f);
+  CHECK(int(f) == 14);
+  sim->get_float_from_s_register(29, &f);
+  CHECK(int(f) == 28);
+  sim->get_double_from_d_register(9, &d);
+  CHECK(int(d) == 12);
+  sim->get_float_from_s_register(2, &f);
+  CHECK(int(f) == 29);
+  sim->get_float_from_s_register(27, &f);
+  CHECK(int(f) == 22);
+  sim->get_float_from_s_register(3, &f);
+  CHECK(int(f) == 19);
+  sim->get_float_from_s_register(11, &f);
+  CHECK(int(f) == 21);
+  sim->get_float_from_s_register(13, &f);
+  CHECK(int(f) == 22);
+  sim->get_float_from_s_register(25, &f);
+  CHECK(int(f) == 29);
+  sim->get_float_from_s_register(15, &f);
+  CHECK(int(f) == 29);
+  sim->get_float_from_s_register(23, &f);
+  CHECK(int(f) == 16);
+  return true;
+}
+END_TEST(testJitMoveEmitterCycles_autogen3)
+BEGIN_TEST(testJitMoveEmitterCycles_bug1299147_1) {
+  using namespace js;
+  using namespace js::jit;
+  LifoAlloc lifo(LIFO_ALLOC_PRIMARY_CHUNK_SIZE);
+  TempAllocator alloc(&lifo);
+  JitContext jc(cx);
+  StackMacroAssembler masm(cx, alloc);
+  AutoCreatedBy acb(masm, __func__);
+  MoveEmitter mover(masm);
+  MoveResolver mr;
+  mr.setAllocator(alloc);
+  Simulator* sim = Simulator::Current();
+  // S2 -> S0
+  // S2 -> S6
+  // S3 -> S1
+  // S3 -> S7
+  // D0 -> D1
+  // D0 -> D2
+  TRY(mr.addMove(MoveOperand(s2), MoveOperand(s0), MoveOp::FLOAT32));
+  TRY(mr.addMove(MoveOperand(s2), MoveOperand(s6), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(2, 2);
+  TRY(mr.addMove(MoveOperand(s3), MoveOperand(s1), MoveOp::FLOAT32));
+  TRY(mr.addMove(MoveOperand(s3), MoveOperand(s7), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(3, 4);
+  TRY(mr.addMove(MoveOperand(d0), MoveOperand(d1), MoveOp::FLOAT32));
+  TRY(mr.addMove(MoveOperand(d0), MoveOperand(d2), MoveOp::FLOAT32));
+  sim->set_d_register_from_double(0, 1);
+  // don't explode!
+  TRY(mr.resolve());
+  mover.emit(mr);
+  mover.finish();
+  masm.abiret();
+  JitCode* code = linkAndAllocate(cx, &masm);
+  sim->call(code->raw(), 1, 1);
+  float f;
+  double d;
+  sim->get_double_from_d_register(1, &d);
+  CHECK(d == 1);
+  sim->get_double_from_d_register(2, &d);
+  CHECK(d == 1);
+  sim->get_float_from_s_register(0, &f);
+  CHECK(int(f) == 2);
+  sim->get_float_from_s_register(6, &f);
+  CHECK(int(f) == 2);
+  sim->get_float_from_s_register(1, &f);
+  CHECK(int(f) == 4);
+  sim->get_float_from_s_register(7, &f);
+  CHECK(int(f) == 4);
+  return true;
+}
+END_TEST(testJitMoveEmitterCycles_bug1299147_1)
+BEGIN_TEST(testJitMoveEmitterCycles_bug1299147) {
+  using namespace js;
+  using namespace js::jit;
+  LifoAlloc lifo(LIFO_ALLOC_PRIMARY_CHUNK_SIZE);
+  TempAllocator alloc(&lifo);
+  JitContext jc(cx);
+  StackMacroAssembler masm(cx, alloc);
+  AutoCreatedBy acb(masm, __func__);
+  MoveEmitter mover(masm);
+  MoveResolver mr;
+  mr.setAllocator(alloc);
+  Simulator* sim = Simulator::Current();
+  // S2 -> S5
+  // S2 -> S6
+  // D0 -> D1
+  TRY(mr.addMove(MoveOperand(s2), MoveOperand(s5), MoveOp::FLOAT32));
+  TRY(mr.addMove(MoveOperand(s2), MoveOperand(s6), MoveOp::FLOAT32));
+  sim->set_s_register_from_float(2, 2);
+  TRY(mr.addMove(MoveOperand(d0), MoveOperand(d1), MoveOp::FLOAT32));
+  sim->set_d_register_from_double(0, 1);
+  // don't explode!
+  TRY(mr.resolve());
+  mover.emit(mr);
+  mover.finish();
+  masm.abiret();
+  JitCode* code = linkAndAllocate(cx, &masm);
+  sim->call(code->raw(), 1, 1);
+  float f;
+  double d;
+  sim->get_double_from_d_register(1, &d);
+  CHECK(d == 1);
+  sim->get_float_from_s_register(5, &f);
+  CHECK(int(f) == 2);
+  sim->get_float_from_s_register(6, &f);
+  CHECK(int(f) == 2);
+  return true;
+}
+END_TEST(testJitMoveEmitterCycles_bug1299147)
+
+#endif  // JS_SIMULATOR_ARM