// Copyright 2014 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include #include "test/unittests/compiler/backend/instruction-selector-unittest.h" #include "src/objects/objects-inl.h" namespace v8 { namespace internal { namespace compiler { namespace { using Constructor = Node* (RawMachineAssembler::*)(Node*, Node*); // Data processing instructions. struct DPI { Constructor constructor; const char* constructor_name; ArchOpcode arch_opcode; ArchOpcode reverse_arch_opcode; ArchOpcode test_arch_opcode; }; std::ostream& operator<<(std::ostream& os, const DPI& dpi) { return os << dpi.constructor_name; } const DPI kDPIs[] = { {&RawMachineAssembler::Word32And, "Word32And", kArmAnd, kArmAnd, kArmTst}, {&RawMachineAssembler::Word32Or, "Word32Or", kArmOrr, kArmOrr, kArmOrr}, {&RawMachineAssembler::Word32Xor, "Word32Xor", kArmEor, kArmEor, kArmTeq}, {&RawMachineAssembler::Int32Add, "Int32Add", kArmAdd, kArmAdd, kArmCmn}, {&RawMachineAssembler::Int32Sub, "Int32Sub", kArmSub, kArmRsb, kArmCmp}}; // Floating point arithmetic instructions. struct FAI { Constructor constructor; const char* constructor_name; MachineType machine_type; ArchOpcode arch_opcode; }; std::ostream& operator<<(std::ostream& os, const FAI& fai) { return os << fai.constructor_name; } const FAI kFAIs[] = {{&RawMachineAssembler::Float32Add, "Float32Add", MachineType::Float32(), kArmVaddF32}, {&RawMachineAssembler::Float64Add, "Float64Add", MachineType::Float64(), kArmVaddF64}, {&RawMachineAssembler::Float32Sub, "Float32Sub", MachineType::Float32(), kArmVsubF32}, {&RawMachineAssembler::Float64Sub, "Float64Sub", MachineType::Float64(), kArmVsubF64}, {&RawMachineAssembler::Float32Mul, "Float32Mul", MachineType::Float32(), kArmVmulF32}, {&RawMachineAssembler::Float64Mul, "Float64Mul", MachineType::Float64(), kArmVmulF64}, {&RawMachineAssembler::Float32Div, "Float32Div", MachineType::Float32(), kArmVdivF32}, {&RawMachineAssembler::Float64Div, "Float64Div", MachineType::Float64(), kArmVdivF64}}; // Data processing instructions with overflow. struct ODPI { Constructor constructor; const char* constructor_name; ArchOpcode arch_opcode; ArchOpcode reverse_arch_opcode; }; std::ostream& operator<<(std::ostream& os, const ODPI& odpi) { return os << odpi.constructor_name; } const ODPI kODPIs[] = {{&RawMachineAssembler::Int32AddWithOverflow, "Int32AddWithOverflow", kArmAdd, kArmAdd}, {&RawMachineAssembler::Int32SubWithOverflow, "Int32SubWithOverflow", kArmSub, kArmRsb}}; // Shifts. struct Shift { Constructor constructor; const char* constructor_name; int32_t i_low; // lowest possible immediate int32_t i_high; // highest possible immediate AddressingMode i_mode; // Operand2_R__I AddressingMode r_mode; // Operand2_R__R }; std::ostream& operator<<(std::ostream& os, const Shift& shift) { return os << shift.constructor_name; } const Shift kShifts[] = {{&RawMachineAssembler::Word32Sar, "Word32Sar", 1, 32, kMode_Operand2_R_ASR_I, kMode_Operand2_R_ASR_R}, {&RawMachineAssembler::Word32Shl, "Word32Shl", 0, 31, kMode_Operand2_R_LSL_I, kMode_Operand2_R_LSL_R}, {&RawMachineAssembler::Word32Shr, "Word32Shr", 1, 32, kMode_Operand2_R_LSR_I, kMode_Operand2_R_LSR_R}, {&RawMachineAssembler::Word32Ror, "Word32Ror", 1, 31, kMode_Operand2_R_ROR_I, kMode_Operand2_R_ROR_R}}; // Immediates (random subset). const int32_t kImmediates[] = { std::numeric_limits::min(), -2147483617, -2147483606, -2113929216, -2080374784, -1996488704, -1879048192, -1459617792, -1358954496, -1342177265, -1275068414, -1073741818, -1073741777, -855638016, -805306368, -402653184, -268435444, -16777216, 0, 35, 61, 105, 116, 171, 245, 255, 692, 1216, 1248, 1520, 1600, 1888, 3744, 4080, 5888, 8384, 9344, 9472, 9792, 13312, 15040, 15360, 20736, 22272, 23296, 32000, 33536, 37120, 45824, 47872, 56320, 59392, 65280, 72704, 101376, 147456, 161792, 164864, 167936, 173056, 195584, 209920, 212992, 356352, 655360, 704512, 716800, 851968, 901120, 1044480, 1523712, 2572288, 3211264, 3588096, 3833856, 3866624, 4325376, 5177344, 6488064, 7012352, 7471104, 14090240, 16711680, 19398656, 22282240, 28573696, 30408704, 30670848, 43253760, 54525952, 55312384, 56623104, 68157440, 115343360, 131072000, 187695104, 188743680, 195035136, 197132288, 203423744, 218103808, 267386880, 268435470, 285212672, 402653185, 415236096, 595591168, 603979776, 603979778, 629145600, 1073741835, 1073741855, 1073741861, 1073741884, 1157627904, 1476395008, 1476395010, 1610612741, 2030043136, 2080374785, 2097152000}; } // namespace // ----------------------------------------------------------------------------- // Data processing instructions. using InstructionSelectorDPITest = InstructionSelectorTestWithParam; TEST_P(InstructionSelectorDPITest, Parameters) { const DPI dpi = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return((m.*dpi.constructor)(m.Parameter(0), m.Parameter(1))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); EXPECT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); } TEST_P(InstructionSelectorDPITest, Immediate) { const DPI dpi = GetParam(); TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return((m.*dpi.constructor)(m.Parameter(0), m.Int32Constant(imm))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(1U, s[0]->OutputCount()); } TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return((m.*dpi.constructor)(m.Int32Constant(imm), m.Parameter(0))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.reverse_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(1U, s[0]->OutputCount()); } } TEST_P(InstructionSelectorDPITest, ShiftByParameter) { const DPI dpi = GetParam(); TRACED_FOREACH(Shift, shift, kShifts) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return((m.*dpi.constructor)( m.Parameter(0), (m.*shift.constructor)(m.Parameter(1), m.Parameter(2)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); } TRACED_FOREACH(Shift, shift, kShifts) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return((m.*dpi.constructor)( (m.*shift.constructor)(m.Parameter(0), m.Parameter(1)), m.Parameter(2))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.reverse_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); } } TEST_P(InstructionSelectorDPITest, ShiftByImmediate) { const DPI dpi = GetParam(); TRACED_FOREACH(Shift, shift, kShifts) { TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return((m.*dpi.constructor)( m.Parameter(0), (m.*shift.constructor)(m.Parameter(1), m.Int32Constant(imm)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(2))); EXPECT_EQ(1U, s[0]->OutputCount()); } } TRACED_FOREACH(Shift, shift, kShifts) { TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return((m.*dpi.constructor)( (m.*shift.constructor)(m.Parameter(0), m.Int32Constant(imm)), m.Parameter(1))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.reverse_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(2))); EXPECT_EQ(1U, s[0]->OutputCount()); } } } TEST_P(InstructionSelectorDPITest, BranchWithParameters) { const DPI dpi = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; m.Branch((m.*dpi.constructor)(m.Parameter(0), m.Parameter(1)), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.test_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kNotEqual, s[0]->flags_condition()); } TEST_P(InstructionSelectorDPITest, BranchWithImmediate) { const DPI dpi = GetParam(); TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; m.Branch((m.*dpi.constructor)(m.Parameter(0), m.Int32Constant(imm)), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.test_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kNotEqual, s[0]->flags_condition()); } TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; m.Branch((m.*dpi.constructor)(m.Int32Constant(imm), m.Parameter(0)), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.test_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kNotEqual, s[0]->flags_condition()); } } TEST_P(InstructionSelectorDPITest, BranchWithShiftByParameter) { const DPI dpi = GetParam(); TRACED_FOREACH(Shift, shift, kShifts) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; m.Branch((m.*dpi.constructor)( m.Parameter(0), (m.*shift.constructor)(m.Parameter(1), m.Parameter(2))), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.test_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kNotEqual, s[0]->flags_condition()); } TRACED_FOREACH(Shift, shift, kShifts) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; m.Branch((m.*dpi.constructor)( (m.*shift.constructor)(m.Parameter(0), m.Parameter(1)), m.Parameter(2)), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.test_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kNotEqual, s[0]->flags_condition()); } } TEST_P(InstructionSelectorDPITest, BranchWithShiftByImmediate) { const DPI dpi = GetParam(); TRACED_FOREACH(Shift, shift, kShifts) { TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; m.Branch((m.*dpi.constructor)(m.Parameter(0), (m.*shift.constructor)( m.Parameter(1), m.Int32Constant(imm))), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.test_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(5U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(2))); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kNotEqual, s[0]->flags_condition()); } } TRACED_FOREACH(Shift, shift, kShifts) { TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; m.Branch((m.*dpi.constructor)( (m.*shift.constructor)(m.Parameter(0), m.Int32Constant(imm)), m.Parameter(1)), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.test_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(5U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(2))); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kNotEqual, s[0]->flags_condition()); } } } TEST_P(InstructionSelectorDPITest, BranchIfZeroWithParameters) { const DPI dpi = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; m.Branch(m.Word32Equal((m.*dpi.constructor)(m.Parameter(0), m.Parameter(1)), m.Int32Constant(0)), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.test_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kEqual, s[0]->flags_condition()); } TEST_P(InstructionSelectorDPITest, BranchIfNotZeroWithParameters) { const DPI dpi = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; m.Branch( m.Word32NotEqual((m.*dpi.constructor)(m.Parameter(0), m.Parameter(1)), m.Int32Constant(0)), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.test_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kNotEqual, s[0]->flags_condition()); } TEST_P(InstructionSelectorDPITest, BranchIfZeroWithImmediate) { const DPI dpi = GetParam(); TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; m.Branch(m.Word32Equal( (m.*dpi.constructor)(m.Parameter(0), m.Int32Constant(imm)), m.Int32Constant(0)), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.test_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kEqual, s[0]->flags_condition()); } TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; m.Branch(m.Word32Equal( (m.*dpi.constructor)(m.Int32Constant(imm), m.Parameter(0)), m.Int32Constant(0)), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.test_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kEqual, s[0]->flags_condition()); } } TEST_P(InstructionSelectorDPITest, BranchIfNotZeroWithImmediate) { const DPI dpi = GetParam(); TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; m.Branch(m.Word32NotEqual( (m.*dpi.constructor)(m.Parameter(0), m.Int32Constant(imm)), m.Int32Constant(0)), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.test_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kNotEqual, s[0]->flags_condition()); } TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; m.Branch(m.Word32NotEqual( (m.*dpi.constructor)(m.Int32Constant(imm), m.Parameter(0)), m.Int32Constant(0)), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(dpi.test_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kNotEqual, s[0]->flags_condition()); } } INSTANTIATE_TEST_SUITE_P(InstructionSelectorTest, InstructionSelectorDPITest, ::testing::ValuesIn(kDPIs)); // ----------------------------------------------------------------------------- // Data processing instructions with overflow. using InstructionSelectorODPITest = InstructionSelectorTestWithParam; TEST_P(InstructionSelectorODPITest, OvfWithParameters) { const ODPI odpi = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return( m.Projection(1, (m.*odpi.constructor)(m.Parameter(0), m.Parameter(1)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); EXPECT_EQ(2U, s[0]->InputCount()); EXPECT_LE(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } TEST_P(InstructionSelectorODPITest, OvfWithImmediate) { const ODPI odpi = GetParam(); TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Projection( 1, (m.*odpi.constructor)(m.Parameter(0), m.Int32Constant(imm)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); EXPECT_LE(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Projection( 1, (m.*odpi.constructor)(m.Int32Constant(imm), m.Parameter(0)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.reverse_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); EXPECT_LE(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } } TEST_P(InstructionSelectorODPITest, OvfWithShiftByParameter) { const ODPI odpi = GetParam(); TRACED_FOREACH(Shift, shift, kShifts) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Projection( 1, (m.*odpi.constructor)( m.Parameter(0), (m.*shift.constructor)(m.Parameter(1), m.Parameter(2))))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(3U, s[0]->InputCount()); EXPECT_LE(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } TRACED_FOREACH(Shift, shift, kShifts) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Projection( 1, (m.*odpi.constructor)( (m.*shift.constructor)(m.Parameter(0), m.Parameter(1)), m.Parameter(0)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.reverse_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(3U, s[0]->InputCount()); EXPECT_LE(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } } TEST_P(InstructionSelectorODPITest, OvfWithShiftByImmediate) { const ODPI odpi = GetParam(); TRACED_FOREACH(Shift, shift, kShifts) { TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Projection( 1, (m.*odpi.constructor)(m.Parameter(0), (m.*shift.constructor)( m.Parameter(1), m.Int32Constant(imm))))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(2))); EXPECT_LE(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } } TRACED_FOREACH(Shift, shift, kShifts) { TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Projection( 1, (m.*odpi.constructor)( (m.*shift.constructor)(m.Parameter(1), m.Int32Constant(imm)), m.Parameter(0)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.reverse_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(2))); EXPECT_LE(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } } } TEST_P(InstructionSelectorODPITest, ValWithParameters) { const ODPI odpi = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return( m.Projection(0, (m.*odpi.constructor)(m.Parameter(0), m.Parameter(1)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); EXPECT_EQ(2U, s[0]->InputCount()); EXPECT_LE(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } TEST_P(InstructionSelectorODPITest, ValWithImmediate) { const ODPI odpi = GetParam(); TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Projection( 0, (m.*odpi.constructor)(m.Parameter(0), m.Int32Constant(imm)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); EXPECT_LE(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Projection( 0, (m.*odpi.constructor)(m.Int32Constant(imm), m.Parameter(0)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.reverse_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); EXPECT_LE(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } } TEST_P(InstructionSelectorODPITest, ValWithShiftByParameter) { const ODPI odpi = GetParam(); TRACED_FOREACH(Shift, shift, kShifts) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Projection( 0, (m.*odpi.constructor)( m.Parameter(0), (m.*shift.constructor)(m.Parameter(1), m.Parameter(2))))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(3U, s[0]->InputCount()); EXPECT_LE(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } TRACED_FOREACH(Shift, shift, kShifts) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Projection( 0, (m.*odpi.constructor)( (m.*shift.constructor)(m.Parameter(0), m.Parameter(1)), m.Parameter(0)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.reverse_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(3U, s[0]->InputCount()); EXPECT_LE(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } } TEST_P(InstructionSelectorODPITest, ValWithShiftByImmediate) { const ODPI odpi = GetParam(); TRACED_FOREACH(Shift, shift, kShifts) { TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Projection( 0, (m.*odpi.constructor)(m.Parameter(0), (m.*shift.constructor)( m.Parameter(1), m.Int32Constant(imm))))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(2))); EXPECT_LE(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } } TRACED_FOREACH(Shift, shift, kShifts) { TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Projection( 0, (m.*odpi.constructor)( (m.*shift.constructor)(m.Parameter(1), m.Int32Constant(imm)), m.Parameter(0)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.reverse_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(2))); EXPECT_LE(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } } } TEST_P(InstructionSelectorODPITest, BothWithParameters) { const ODPI odpi = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* n = (m.*odpi.constructor)(m.Parameter(0), m.Parameter(1)); m.Return(m.Word32Equal(m.Projection(0, n), m.Projection(1, n))); Stream s = m.Build(); ASSERT_LE(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); EXPECT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(2U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } TEST_P(InstructionSelectorODPITest, BothWithImmediate) { const ODPI odpi = GetParam(); TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); Node* n = (m.*odpi.constructor)(m.Parameter(0), m.Int32Constant(imm)); m.Return(m.Word32Equal(m.Projection(0, n), m.Projection(1, n))); Stream s = m.Build(); ASSERT_LE(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(2U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); Node* n = (m.*odpi.constructor)(m.Int32Constant(imm), m.Parameter(0)); m.Return(m.Word32Equal(m.Projection(0, n), m.Projection(1, n))); Stream s = m.Build(); ASSERT_LE(1U, s.size()); EXPECT_EQ(odpi.reverse_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(2U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } } TEST_P(InstructionSelectorODPITest, BothWithShiftByParameter) { const ODPI odpi = GetParam(); TRACED_FOREACH(Shift, shift, kShifts) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* n = (m.*odpi.constructor)( m.Parameter(0), (m.*shift.constructor)(m.Parameter(1), m.Parameter(2))); m.Return(m.Word32Equal(m.Projection(0, n), m.Projection(1, n))); Stream s = m.Build(); ASSERT_LE(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(2U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } TRACED_FOREACH(Shift, shift, kShifts) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* n = (m.*odpi.constructor)( (m.*shift.constructor)(m.Parameter(0), m.Parameter(1)), m.Parameter(2)); m.Return(m.Word32Equal(m.Projection(0, n), m.Projection(1, n))); Stream s = m.Build(); ASSERT_LE(1U, s.size()); EXPECT_EQ(odpi.reverse_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(2U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } } TEST_P(InstructionSelectorODPITest, BothWithShiftByImmediate) { const ODPI odpi = GetParam(); TRACED_FOREACH(Shift, shift, kShifts) { TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* n = (m.*odpi.constructor)( m.Parameter(0), (m.*shift.constructor)(m.Parameter(1), m.Int32Constant(imm))); m.Return(m.Word32Equal(m.Projection(0, n), m.Projection(1, n))); Stream s = m.Build(); ASSERT_LE(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(2))); EXPECT_EQ(2U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } } TRACED_FOREACH(Shift, shift, kShifts) { TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* n = (m.*odpi.constructor)( (m.*shift.constructor)(m.Parameter(0), m.Int32Constant(imm)), m.Parameter(1)); m.Return(m.Word32Equal(m.Projection(0, n), m.Projection(1, n))); Stream s = m.Build(); ASSERT_LE(1U, s.size()); EXPECT_EQ(odpi.reverse_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(2))); EXPECT_EQ(2U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } } } TEST_P(InstructionSelectorODPITest, BranchWithParameters) { const ODPI odpi = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; Node* n = (m.*odpi.constructor)(m.Parameter(0), m.Parameter(1)); m.Branch(m.Projection(1, n), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(0)); m.Bind(&b); m.Return(m.Projection(0, n)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); EXPECT_EQ(4U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } TEST_P(InstructionSelectorODPITest, BranchWithImmediate) { const ODPI odpi = GetParam(); TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; Node* n = (m.*odpi.constructor)(m.Parameter(0), m.Int32Constant(imm)); m.Branch(m.Projection(1, n), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(0)); m.Bind(&b); m.Return(m.Projection(0, n)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); ASSERT_EQ(4U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } TRACED_FOREACH(int32_t, imm, kImmediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; Node* n = (m.*odpi.constructor)(m.Int32Constant(imm), m.Parameter(0)); m.Branch(m.Projection(1, n), &a, &b); m.Bind(&a); m.Return(m.Int32Constant(0)); m.Bind(&b); m.Return(m.Projection(0, n)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.reverse_arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); ASSERT_EQ(4U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } } TEST_P(InstructionSelectorODPITest, BranchIfZeroWithParameters) { const ODPI odpi = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; Node* n = (m.*odpi.constructor)(m.Parameter(0), m.Parameter(1)); m.Branch(m.Word32Equal(m.Projection(1, n), m.Int32Constant(0)), &a, &b); m.Bind(&a); m.Return(m.Projection(0, n)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); EXPECT_EQ(4U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kNotOverflow, s[0]->flags_condition()); } TEST_P(InstructionSelectorODPITest, BranchIfNotZeroWithParameters) { const ODPI odpi = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; Node* n = (m.*odpi.constructor)(m.Parameter(0), m.Parameter(1)); m.Branch(m.Word32NotEqual(m.Projection(1, n), m.Int32Constant(0)), &a, &b); m.Bind(&a); m.Return(m.Projection(0, n)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(odpi.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); EXPECT_EQ(4U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kOverflow, s[0]->flags_condition()); } INSTANTIATE_TEST_SUITE_P(InstructionSelectorTest, InstructionSelectorODPITest, ::testing::ValuesIn(kODPIs)); // ----------------------------------------------------------------------------- // Shifts. using InstructionSelectorShiftTest = InstructionSelectorTestWithParam; TEST_P(InstructionSelectorShiftTest, Parameters) { const Shift shift = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return((m.*shift.constructor)(m.Parameter(0), m.Parameter(1))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmMov, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); } TEST_P(InstructionSelectorShiftTest, Immediate) { const Shift shift = GetParam(); TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return((m.*shift.constructor)(m.Parameter(0), m.Int32Constant(imm))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmMov, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(1U, s[0]->OutputCount()); } } TEST_P(InstructionSelectorShiftTest, Word32EqualWithParameter) { const Shift shift = GetParam(); { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return( m.Word32Equal(m.Parameter(0), (m.*shift.constructor)(m.Parameter(1), m.Parameter(2)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmCmp, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kEqual, s[0]->flags_condition()); } { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return( m.Word32Equal((m.*shift.constructor)(m.Parameter(1), m.Parameter(2)), m.Parameter(0))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmCmp, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kEqual, s[0]->flags_condition()); } } TEST_P(InstructionSelectorShiftTest, Word32EqualWithParameterAndImmediate) { const Shift shift = GetParam(); TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32Equal( (m.*shift.constructor)(m.Parameter(1), m.Int32Constant(imm)), m.Parameter(0))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmCmp, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(2))); EXPECT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kEqual, s[0]->flags_condition()); } TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32Equal( m.Parameter(0), (m.*shift.constructor)(m.Parameter(1), m.Int32Constant(imm)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmCmp, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(2))); EXPECT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kEqual, s[0]->flags_condition()); } } TEST_P(InstructionSelectorShiftTest, Word32EqualToZeroWithParameters) { const Shift shift = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return( m.Word32Equal(m.Int32Constant(0), (m.*shift.constructor)(m.Parameter(0), m.Parameter(1)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmMov, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(2U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kEqual, s[0]->flags_condition()); } TEST_P(InstructionSelectorShiftTest, Word32EqualToZeroWithImmediate) { const Shift shift = GetParam(); TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32Equal( m.Int32Constant(0), (m.*shift.constructor)(m.Parameter(0), m.Int32Constant(imm)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmMov, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(2U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kEqual, s[0]->flags_condition()); } } TEST_P(InstructionSelectorShiftTest, Word32BitwiseNotWithParameters) { const Shift shift = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32BitwiseNot( (m.*shift.constructor)(m.Parameter(0), m.Parameter(1)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmMvn, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); } TEST_P(InstructionSelectorShiftTest, Word32BitwiseNotWithImmediate) { const Shift shift = GetParam(); TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32BitwiseNot( (m.*shift.constructor)(m.Parameter(0), m.Int32Constant(imm)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmMvn, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(1U, s[0]->OutputCount()); } } TEST_P(InstructionSelectorShiftTest, Word32AndWithWord32BitwiseNotWithParameters) { const Shift shift = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return( m.Word32And(m.Parameter(0), m.Word32BitwiseNot((m.*shift.constructor)( m.Parameter(1), m.Parameter(2))))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmBic, s[0]->arch_opcode()); EXPECT_EQ(shift.r_mode, s[0]->addressing_mode()); EXPECT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); } TEST_P(InstructionSelectorShiftTest, Word32AndWithWord32BitwiseNotWithImmediate) { const Shift shift = GetParam(); TRACED_FORRANGE(int32_t, imm, shift.i_low, shift.i_high) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32And(m.Parameter(0), m.Word32BitwiseNot((m.*shift.constructor)( m.Parameter(1), m.Int32Constant(imm))))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmBic, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(2))); EXPECT_EQ(1U, s[0]->OutputCount()); } } INSTANTIATE_TEST_SUITE_P(InstructionSelectorTest, InstructionSelectorShiftTest, ::testing::ValuesIn(kShifts)); // ----------------------------------------------------------------------------- // Memory access instructions. namespace { struct MemoryAccess { MachineType type; ArchOpcode ldr_opcode; ArchOpcode str_opcode; bool (InstructionSelectorTest::Stream::*val_predicate)( const InstructionOperand*) const; const int32_t immediates[40]; }; std::ostream& operator<<(std::ostream& os, const MemoryAccess& memacc) { return os << memacc.type; } const MemoryAccess kMemoryAccesses[] = { {MachineType::Int8(), kArmLdrsb, kArmStrb, &InstructionSelectorTest::Stream::IsInteger, {-4095, -3340, -3231, -3224, -3088, -1758, -1203, -123, -117, -91, -89, -87, -86, -82, -44, -23, -3, 0, 7, 10, 39, 52, 69, 71, 91, 92, 107, 109, 115, 124, 286, 655, 1362, 1569, 2587, 3067, 3096, 3462, 3510, 4095}}, {MachineType::Uint8(), kArmLdrb, kArmStrb, &InstructionSelectorTest::Stream::IsInteger, {-4095, -3914, -3536, -3234, -3185, -3169, -1073, -990, -859, -720, -434, -127, -124, -122, -105, -91, -86, -64, -55, -53, -30, -10, -3, 0, 20, 28, 39, 58, 64, 73, 75, 100, 108, 121, 686, 963, 1363, 2759, 3449, 4095}}, {MachineType::Int16(), kArmLdrsh, kArmStrh, &InstructionSelectorTest::Stream::IsInteger, {-255, -251, -232, -220, -144, -138, -130, -126, -116, -115, -102, -101, -98, -69, -59, -56, -39, -35, -23, -19, -7, 0, 22, 26, 37, 68, 83, 87, 98, 102, 108, 111, 117, 171, 195, 203, 204, 245, 246, 255}}, {MachineType::Uint16(), kArmLdrh, kArmStrh, &InstructionSelectorTest::Stream::IsInteger, {-255, -230, -201, -172, -125, -119, -118, -105, -98, -79, -54, -42, -41, -32, -12, -11, -5, -4, 0, 5, 9, 25, 28, 51, 58, 60, 89, 104, 108, 109, 114, 116, 120, 138, 150, 161, 166, 172, 228, 255}}, {MachineType::Int32(), kArmLdr, kArmStr, &InstructionSelectorTest::Stream::IsInteger, {-4095, -1898, -1685, -1562, -1408, -1313, -344, -128, -116, -100, -92, -80, -72, -71, -56, -25, -21, -11, -9, 0, 3, 5, 27, 28, 42, 52, 63, 88, 93, 97, 125, 846, 1037, 2102, 2403, 2597, 2632, 2997, 3935, 4095}}, {MachineType::Float32(), kArmVldrF32, kArmVstrF32, &InstructionSelectorTest::Stream::IsDouble, {-1020, -928, -896, -772, -728, -680, -660, -488, -372, -112, -100, -92, -84, -80, -72, -64, -60, -56, -52, -48, -36, -32, -20, -8, -4, 0, 8, 20, 24, 40, 64, 112, 204, 388, 516, 852, 856, 976, 988, 1020}}, {MachineType::Float64(), kArmVldrF64, kArmVstrF64, &InstructionSelectorTest::Stream::IsDouble, {-1020, -948, -796, -696, -612, -364, -320, -308, -128, -112, -108, -104, -96, -84, -80, -56, -48, -40, -20, 0, 24, 28, 36, 48, 64, 84, 96, 100, 108, 116, 120, 140, 156, 408, 432, 444, 772, 832, 940, 1020}}}; } // namespace using InstructionSelectorMemoryAccessTest = InstructionSelectorTestWithParam; TEST_P(InstructionSelectorMemoryAccessTest, LoadWithParameters) { const MemoryAccess memacc = GetParam(); StreamBuilder m(this, memacc.type, MachineType::Pointer(), MachineType::Int32()); m.Return(m.Load(memacc.type, m.Parameter(0), m.Parameter(1))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(memacc.ldr_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Offset_RR, s[0]->addressing_mode()); EXPECT_EQ(2U, s[0]->InputCount()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_TRUE((s.*memacc.val_predicate)(s[0]->Output())); } TEST_P(InstructionSelectorMemoryAccessTest, LoadWithImmediateIndex) { const MemoryAccess memacc = GetParam(); TRACED_FOREACH(int32_t, index, memacc.immediates) { StreamBuilder m(this, memacc.type, MachineType::Pointer()); m.Return(m.Load(memacc.type, m.Parameter(0), m.Int32Constant(index))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(memacc.ldr_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Offset_RI, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); ASSERT_EQ(InstructionOperand::IMMEDIATE, s[0]->InputAt(1)->kind()); EXPECT_EQ(index, s.ToInt32(s[0]->InputAt(1))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_TRUE((s.*memacc.val_predicate)(s[0]->Output())); } } TEST_P(InstructionSelectorMemoryAccessTest, StoreWithParameters) { const MemoryAccess memacc = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Pointer(), MachineType::Int32(), memacc.type); m.Store(memacc.type.representation(), m.Parameter(0), m.Parameter(1), m.Parameter(2), kNoWriteBarrier); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(memacc.str_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Offset_RR, s[0]->addressing_mode()); EXPECT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(0U, s[0]->OutputCount()); } TEST_P(InstructionSelectorMemoryAccessTest, StoreWithImmediateIndex) { const MemoryAccess memacc = GetParam(); TRACED_FOREACH(int32_t, index, memacc.immediates) { StreamBuilder m(this, MachineType::Int32(), MachineType::Pointer(), memacc.type); m.Store(memacc.type.representation(), m.Parameter(0), m.Int32Constant(index), m.Parameter(1), kNoWriteBarrier); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(memacc.str_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_Offset_RI, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); ASSERT_EQ(InstructionOperand::IMMEDIATE, s[0]->InputAt(2)->kind()); EXPECT_EQ(index, s.ToInt32(s[0]->InputAt(2))); EXPECT_EQ(0U, s[0]->OutputCount()); } } INSTANTIATE_TEST_SUITE_P(InstructionSelectorTest, InstructionSelectorMemoryAccessTest, ::testing::ValuesIn(kMemoryAccesses)); TEST_F(InstructionSelectorMemoryAccessTest, LoadWithShiftedIndex) { TRACED_FORRANGE(int, immediate_shift, 1, 31) { StreamBuilder m(this, MachineType::Int32(), MachineType::Pointer(), MachineType::Int32()); Node* const index = m.Word32Shl(m.Parameter(1), m.Int32Constant(immediate_shift)); m.Return(m.Load(MachineType::Int32(), m.Parameter(0), index)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmLdr, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R_LSL_I, s[0]->addressing_mode()); EXPECT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); } } TEST_F(InstructionSelectorMemoryAccessTest, StoreWithShiftedIndex) { TRACED_FORRANGE(int, immediate_shift, 1, 31) { StreamBuilder m(this, MachineType::Int32(), MachineType::Pointer(), MachineType::Int32(), MachineType::Int32()); Node* const index = m.Word32Shl(m.Parameter(1), m.Int32Constant(immediate_shift)); m.Store(MachineRepresentation::kWord32, m.Parameter(0), index, m.Parameter(2), kNoWriteBarrier); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmStr, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R_LSL_I, s[0]->addressing_mode()); EXPECT_EQ(4U, s[0]->InputCount()); EXPECT_EQ(0U, s[0]->OutputCount()); } } // ----------------------------------------------------------------------------- // Conversions. TEST_F(InstructionSelectorTest, ChangeFloat32ToFloat64WithParameter) { StreamBuilder m(this, MachineType::Float64(), MachineType::Float32()); m.Return(m.ChangeFloat32ToFloat64(m.Parameter(0))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVcvtF64F32, s[0]->arch_opcode()); EXPECT_EQ(1U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); } TEST_F(InstructionSelectorTest, TruncateFloat64ToFloat32WithParameter) { StreamBuilder m(this, MachineType::Float32(), MachineType::Float64()); m.Return(m.TruncateFloat64ToFloat32(m.Parameter(0))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVcvtF32F64, s[0]->arch_opcode()); EXPECT_EQ(1U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); } // ----------------------------------------------------------------------------- // Comparisons. namespace { struct Comparison { Constructor constructor; const char* constructor_name; FlagsCondition flags_condition; FlagsCondition negated_flags_condition; FlagsCondition commuted_flags_condition; }; std::ostream& operator<<(std::ostream& os, const Comparison& cmp) { return os << cmp.constructor_name; } const Comparison kComparisons[] = { {&RawMachineAssembler::Word32Equal, "Word32Equal", kEqual, kNotEqual, kEqual}, {&RawMachineAssembler::Int32LessThan, "Int32LessThan", kSignedLessThan, kSignedGreaterThanOrEqual, kSignedGreaterThan}, {&RawMachineAssembler::Int32LessThanOrEqual, "Int32LessThanOrEqual", kSignedLessThanOrEqual, kSignedGreaterThan, kSignedGreaterThanOrEqual}, {&RawMachineAssembler::Uint32LessThan, "Uint32LessThan", kUnsignedLessThan, kUnsignedGreaterThanOrEqual, kUnsignedGreaterThan}, {&RawMachineAssembler::Uint32LessThanOrEqual, "Uint32LessThanOrEqual", kUnsignedLessThanOrEqual, kUnsignedGreaterThan, kUnsignedGreaterThanOrEqual}}; } // namespace using InstructionSelectorComparisonTest = InstructionSelectorTestWithParam; TEST_P(InstructionSelectorComparisonTest, Parameters) { const Comparison& cmp = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const r = (m.*cmp.constructor)(p0, p1); m.Return(r); Stream const s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmCmp, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(1))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->OutputAt(0))); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(cmp.flags_condition, s[0]->flags_condition()); } TEST_P(InstructionSelectorComparisonTest, Word32EqualWithZero) { { const Comparison& cmp = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const r = m.Word32Equal((m.*cmp.constructor)(p0, p1), m.Int32Constant(0)); m.Return(r); Stream const s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmCmp, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(1))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->OutputAt(0))); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(cmp.negated_flags_condition, s[0]->flags_condition()); } { const Comparison& cmp = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const r = m.Word32Equal(m.Int32Constant(0), (m.*cmp.constructor)(p0, p1)); m.Return(r); Stream const s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmCmp, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(1))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->OutputAt(0))); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(cmp.negated_flags_condition, s[0]->flags_condition()); } } INSTANTIATE_TEST_SUITE_P(InstructionSelectorTest, InstructionSelectorComparisonTest, ::testing::ValuesIn(kComparisons)); // ----------------------------------------------------------------------------- // Floating point comparisons. namespace { const Comparison kF32Comparisons[] = { {&RawMachineAssembler::Float32Equal, "Float32Equal", kEqual, kNotEqual, kEqual}, {&RawMachineAssembler::Float32LessThan, "Float32LessThan", kFloatLessThan, kFloatGreaterThanOrEqualOrUnordered, kFloatGreaterThan}, {&RawMachineAssembler::Float32LessThanOrEqual, "Float32LessThanOrEqual", kFloatLessThanOrEqual, kFloatGreaterThanOrUnordered, kFloatGreaterThanOrEqual}}; } // namespace using InstructionSelectorF32ComparisonTest = InstructionSelectorTestWithParam; TEST_P(InstructionSelectorF32ComparisonTest, WithParameters) { const Comparison& cmp = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Float32(), MachineType::Float32()); m.Return((m.*cmp.constructor)(m.Parameter(0), m.Parameter(1))); Stream const s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVcmpF32, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(cmp.flags_condition, s[0]->flags_condition()); } TEST_P(InstructionSelectorF32ComparisonTest, NegatedWithParameters) { const Comparison& cmp = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Float32(), MachineType::Float32()); m.Return( m.Word32BinaryNot((m.*cmp.constructor)(m.Parameter(0), m.Parameter(1)))); Stream const s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVcmpF32, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(cmp.negated_flags_condition, s[0]->flags_condition()); } TEST_P(InstructionSelectorF32ComparisonTest, WithImmediateZeroOnRight) { const Comparison& cmp = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Float32()); m.Return((m.*cmp.constructor)(m.Parameter(0), m.Float32Constant(0.0))); Stream const s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVcmpF32, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_TRUE(s[0]->InputAt(1)->IsImmediate()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(cmp.flags_condition, s[0]->flags_condition()); } TEST_P(InstructionSelectorF32ComparisonTest, WithImmediateZeroOnLeft) { const Comparison& cmp = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Float32()); m.Return((m.*cmp.constructor)(m.Float32Constant(0.0f), m.Parameter(0))); Stream const s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVcmpF32, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_TRUE(s[0]->InputAt(1)->IsImmediate()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(cmp.commuted_flags_condition, s[0]->flags_condition()); } INSTANTIATE_TEST_SUITE_P(InstructionSelectorTest, InstructionSelectorF32ComparisonTest, ::testing::ValuesIn(kF32Comparisons)); namespace { const Comparison kF64Comparisons[] = { {&RawMachineAssembler::Float64Equal, "Float64Equal", kEqual, kNotEqual, kEqual}, {&RawMachineAssembler::Float64LessThan, "Float64LessThan", kFloatLessThan, kFloatGreaterThanOrEqualOrUnordered, kFloatGreaterThan}, {&RawMachineAssembler::Float64LessThanOrEqual, "Float64LessThanOrEqual", kFloatLessThanOrEqual, kFloatGreaterThanOrUnordered, kFloatGreaterThanOrEqual}}; } // namespace using InstructionSelectorF64ComparisonTest = InstructionSelectorTestWithParam; TEST_P(InstructionSelectorF64ComparisonTest, WithParameters) { const Comparison& cmp = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Float64(), MachineType::Float64()); m.Return((m.*cmp.constructor)(m.Parameter(0), m.Parameter(1))); Stream const s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVcmpF64, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(cmp.flags_condition, s[0]->flags_condition()); } TEST_P(InstructionSelectorF64ComparisonTest, NegatedWithParameters) { const Comparison& cmp = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Float64(), MachineType::Float64()); m.Return( m.Word32BinaryNot((m.*cmp.constructor)(m.Parameter(0), m.Parameter(1)))); Stream const s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVcmpF64, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(cmp.negated_flags_condition, s[0]->flags_condition()); } TEST_P(InstructionSelectorF64ComparisonTest, WithImmediateZeroOnRight) { const Comparison& cmp = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Float64()); m.Return((m.*cmp.constructor)(m.Parameter(0), m.Float64Constant(0.0))); Stream const s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVcmpF64, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_TRUE(s[0]->InputAt(1)->IsImmediate()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(cmp.flags_condition, s[0]->flags_condition()); } TEST_P(InstructionSelectorF64ComparisonTest, WithImmediateZeroOnLeft) { const Comparison& cmp = GetParam(); StreamBuilder m(this, MachineType::Int32(), MachineType::Float64()); m.Return((m.*cmp.constructor)(m.Float64Constant(0.0), m.Parameter(0))); Stream const s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVcmpF64, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_TRUE(s[0]->InputAt(1)->IsImmediate()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(cmp.commuted_flags_condition, s[0]->flags_condition()); } INSTANTIATE_TEST_SUITE_P(InstructionSelectorTest, InstructionSelectorF64ComparisonTest, ::testing::ValuesIn(kF64Comparisons)); // ----------------------------------------------------------------------------- // Floating point arithmetic. using InstructionSelectorFAITest = InstructionSelectorTestWithParam; TEST_P(InstructionSelectorFAITest, Parameters) { const FAI& fai = GetParam(); StreamBuilder m(this, fai.machine_type, fai.machine_type, fai.machine_type); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const r = (m.*fai.constructor)(p0, p1); m.Return(r); Stream const s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(fai.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(kMode_None, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(1))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->OutputAt(0))); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } INSTANTIATE_TEST_SUITE_P(InstructionSelectorTest, InstructionSelectorFAITest, ::testing::ValuesIn(kFAIs)); TEST_F(InstructionSelectorTest, Float32Abs) { StreamBuilder m(this, MachineType::Float32(), MachineType::Float32()); Node* const p0 = m.Parameter(0); Node* const n = m.Float32Abs(p0); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVabsF32, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); } TEST_F(InstructionSelectorTest, Float64Abs) { StreamBuilder m(this, MachineType::Float64(), MachineType::Float64()); Node* const p0 = m.Parameter(0); Node* const n = m.Float64Abs(p0); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVabsF64, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); } TEST_F(InstructionSelectorTest, Float32AddWithFloat32Mul) { { StreamBuilder m(this, MachineType::Float32(), MachineType::Float32(), MachineType::Float32(), MachineType::Float32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const p2 = m.Parameter(2); Node* const n = m.Float32Add(m.Float32Mul(p0, p1), p2); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVmlaF32, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p2), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_TRUE( UnallocatedOperand::cast(s[0]->Output())->HasSameAsInputPolicy()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } { StreamBuilder m(this, MachineType::Float32(), MachineType::Float32(), MachineType::Float32(), MachineType::Float32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const p2 = m.Parameter(2); Node* const n = m.Float32Add(p0, m.Float32Mul(p1, p2)); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVmlaF32, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(s.ToVreg(p2), s.ToVreg(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_TRUE( UnallocatedOperand::cast(s[0]->Output())->HasSameAsInputPolicy()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } } TEST_F(InstructionSelectorTest, Float64AddWithFloat64Mul) { { StreamBuilder m(this, MachineType::Float64(), MachineType::Float64(), MachineType::Float64(), MachineType::Float64()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const p2 = m.Parameter(2); Node* const n = m.Float64Add(m.Float64Mul(p0, p1), p2); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVmlaF64, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p2), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_TRUE( UnallocatedOperand::cast(s[0]->Output())->HasSameAsInputPolicy()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } { StreamBuilder m(this, MachineType::Float64(), MachineType::Float64(), MachineType::Float64(), MachineType::Float64()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const p2 = m.Parameter(2); Node* const n = m.Float64Add(p0, m.Float64Mul(p1, p2)); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVmlaF64, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(s.ToVreg(p2), s.ToVreg(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_TRUE( UnallocatedOperand::cast(s[0]->Output())->HasSameAsInputPolicy()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } } TEST_F(InstructionSelectorTest, Float32SubWithFloat32Mul) { StreamBuilder m(this, MachineType::Float32(), MachineType::Float32(), MachineType::Float32(), MachineType::Float32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const p2 = m.Parameter(2); Node* const n = m.Float32Sub(p0, m.Float32Mul(p1, p2)); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVmlsF32, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(s.ToVreg(p2), s.ToVreg(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_TRUE(UnallocatedOperand::cast(s[0]->Output())->HasSameAsInputPolicy()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } TEST_F(InstructionSelectorTest, Float64SubWithFloat64Mul) { StreamBuilder m(this, MachineType::Float64(), MachineType::Float64(), MachineType::Float64(), MachineType::Float64()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const p2 = m.Parameter(2); Node* const n = m.Float64Sub(p0, m.Float64Mul(p1, p2)); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVmlsF64, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(s.ToVreg(p2), s.ToVreg(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_TRUE(UnallocatedOperand::cast(s[0]->Output())->HasSameAsInputPolicy()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } TEST_F(InstructionSelectorTest, Float32Sqrt) { StreamBuilder m(this, MachineType::Float32(), MachineType::Float32()); Node* const p0 = m.Parameter(0); Node* const n = m.Float32Sqrt(p0); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVsqrtF32, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } TEST_F(InstructionSelectorTest, Float64Sqrt) { StreamBuilder m(this, MachineType::Float64(), MachineType::Float64()); Node* const p0 = m.Parameter(0); Node* const n = m.Float64Sqrt(p0); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVsqrtF64, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); EXPECT_EQ(kFlags_none, s[0]->flags_mode()); } // ----------------------------------------------------------------------------- // Flag-setting instructions. const Comparison kBinopCmpZeroRightInstructions[] = { {&RawMachineAssembler::Word32Equal, "Word32Equal", kEqual, kNotEqual, kEqual}, {&RawMachineAssembler::Word32NotEqual, "Word32NotEqual", kNotEqual, kEqual, kNotEqual}, {&RawMachineAssembler::Int32LessThan, "Int32LessThan", kNegative, kPositiveOrZero, kNegative}, {&RawMachineAssembler::Int32GreaterThanOrEqual, "Int32GreaterThanOrEqual", kPositiveOrZero, kNegative, kPositiveOrZero}, {&RawMachineAssembler::Uint32LessThanOrEqual, "Uint32LessThanOrEqual", kEqual, kNotEqual, kEqual}, {&RawMachineAssembler::Uint32GreaterThan, "Uint32GreaterThan", kNotEqual, kEqual, kNotEqual}}; const Comparison kBinopCmpZeroLeftInstructions[] = { {&RawMachineAssembler::Word32Equal, "Word32Equal", kEqual, kNotEqual, kEqual}, {&RawMachineAssembler::Word32NotEqual, "Word32NotEqual", kNotEqual, kEqual, kNotEqual}, {&RawMachineAssembler::Int32GreaterThan, "Int32GreaterThan", kNegative, kPositiveOrZero, kNegative}, {&RawMachineAssembler::Int32LessThanOrEqual, "Int32LessThanOrEqual", kPositiveOrZero, kNegative, kPositiveOrZero}, {&RawMachineAssembler::Uint32GreaterThanOrEqual, "Uint32GreaterThanOrEqual", kEqual, kNotEqual, kEqual}, {&RawMachineAssembler::Uint32LessThan, "Uint32LessThan", kNotEqual, kEqual, kNotEqual}}; struct FlagSettingInst { Constructor constructor; const char* constructor_name; ArchOpcode arch_opcode; ArchOpcode no_output_opcode; }; std::ostream& operator<<(std::ostream& os, const FlagSettingInst& inst) { return os << inst.constructor_name; } const FlagSettingInst kFlagSettingInstructions[] = { {&RawMachineAssembler::Int32Add, "Int32Add", kArmAdd, kArmCmn}, {&RawMachineAssembler::Word32And, "Word32And", kArmAnd, kArmTst}, {&RawMachineAssembler::Word32Or, "Word32Or", kArmOrr, kArmOrr}, {&RawMachineAssembler::Word32Xor, "Word32Xor", kArmEor, kArmTeq}}; using InstructionSelectorFlagSettingTest = InstructionSelectorTestWithParam; TEST_P(InstructionSelectorFlagSettingTest, CmpZeroRight) { const FlagSettingInst inst = GetParam(); // Binop with single user : a cmp instruction. TRACED_FOREACH(Comparison, cmp, kBinopCmpZeroRightInstructions) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; Node* binop = (m.*inst.constructor)(m.Parameter(0), m.Parameter(1)); Node* comp = (m.*cmp.constructor)(binop, m.Int32Constant(0)); m.Branch(comp, &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); ASSERT_EQ(4U, s[0]->InputCount()); // The labels are also inputs. EXPECT_EQ(inst.no_output_opcode, s[0]->arch_opcode()); EXPECT_EQ(s.ToVreg(m.Parameter(0)), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(m.Parameter(1)), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(cmp.flags_condition, s[0]->flags_condition()); } } TEST_P(InstructionSelectorFlagSettingTest, CmpZeroLeft) { const FlagSettingInst inst = GetParam(); // Test a cmp with zero on the left-hand side. TRACED_FOREACH(Comparison, cmp, kBinopCmpZeroLeftInstructions) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; Node* binop = (m.*inst.constructor)(m.Parameter(0), m.Parameter(1)); Node* comp = (m.*cmp.constructor)(m.Int32Constant(0), binop); m.Branch(comp, &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); ASSERT_EQ(4U, s[0]->InputCount()); // The labels are also inputs. EXPECT_EQ(inst.no_output_opcode, s[0]->arch_opcode()); EXPECT_EQ(s.ToVreg(m.Parameter(0)), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(m.Parameter(1)), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(cmp.flags_condition, s[0]->flags_condition()); } } TEST_P(InstructionSelectorFlagSettingTest, CmpZeroOnlyUserInBasicBlock) { const FlagSettingInst inst = GetParam(); // Binop with additional users, but in a different basic block. TRACED_FOREACH(Comparison, cmp, kBinopCmpZeroRightInstructions) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; Node* binop = (m.*inst.constructor)(m.Parameter(0), m.Parameter(1)); Node* comp = (m.*cmp.constructor)(binop, m.Int32Constant(0)); m.Branch(comp, &a, &b); m.Bind(&a); m.Return(binop); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); ASSERT_EQ(4U, s[0]->InputCount()); // The labels are also inputs. EXPECT_EQ(inst.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(s.ToVreg(m.Parameter(0)), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(m.Parameter(1)), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(cmp.flags_condition, s[0]->flags_condition()); } } TEST_P(InstructionSelectorFlagSettingTest, ShiftedOperand) { const FlagSettingInst inst = GetParam(); // Like the test above, but with a shifted input to the binary operator. TRACED_FOREACH(Comparison, cmp, kBinopCmpZeroRightInstructions) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; Node* imm = m.Int32Constant(5); Node* shift = m.Word32Shl(m.Parameter(1), imm); Node* binop = (m.*inst.constructor)(m.Parameter(0), shift); Node* comp = (m.*cmp.constructor)(binop, m.Int32Constant(0)); m.Branch(comp, &a, &b); m.Bind(&a); m.Return(binop); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); ASSERT_EQ(5U, s[0]->InputCount()); // The labels are also inputs. EXPECT_EQ(inst.arch_opcode, s[0]->arch_opcode()); EXPECT_EQ(s.ToVreg(m.Parameter(0)), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(m.Parameter(1)), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(5, s.ToInt32(s[0]->InputAt(2))); EXPECT_EQ(kMode_Operand2_R_LSL_I, s[0]->addressing_mode()); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(cmp.flags_condition, s[0]->flags_condition()); } } TEST_P(InstructionSelectorFlagSettingTest, UsersInSameBasicBlock) { const FlagSettingInst inst = GetParam(); // Binop with additional users, in the same basic block. We need to make sure // we don't try to optimise this case. TRACED_FOREACH(Comparison, cmp, kComparisons) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; Node* binop = (m.*inst.constructor)(m.Parameter(0), m.Parameter(1)); Node* mul = m.Int32Mul(m.Parameter(0), binop); Node* comp = (m.*cmp.constructor)(binop, m.Int32Constant(0)); m.Branch(comp, &a, &b); m.Bind(&a); m.Return(mul); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(3U, s.size()); EXPECT_EQ(inst.arch_opcode, s[0]->arch_opcode()); EXPECT_NE(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(kArmMul, s[1]->arch_opcode()); EXPECT_EQ(kArmCmp, s[2]->arch_opcode()); EXPECT_EQ(kFlags_branch, s[2]->flags_mode()); EXPECT_EQ(cmp.flags_condition, s[2]->flags_condition()); } } TEST_P(InstructionSelectorFlagSettingTest, CommuteImmediate) { const FlagSettingInst inst = GetParam(); // Immediate on left hand side of the binary operator. TRACED_FOREACH(Comparison, cmp, kBinopCmpZeroRightInstructions) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); RawMachineLabel a, b; Node* imm = m.Int32Constant(3); Node* binop = (m.*inst.constructor)(imm, m.Parameter(0)); Node* comp = (m.*cmp.constructor)(binop, m.Int32Constant(0)); m.Branch(comp, &a, &b); m.Bind(&a); m.Return(m.Int32Constant(1)); m.Bind(&b); m.Return(m.Int32Constant(0)); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); ASSERT_EQ(4U, s[0]->InputCount()); // The labels are also inputs. EXPECT_EQ(inst.no_output_opcode, s[0]->arch_opcode()); EXPECT_EQ(s.ToVreg(m.Parameter(0)), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(3, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(kFlags_branch, s[0]->flags_mode()); EXPECT_EQ(cmp.flags_condition, s[0]->flags_condition()); } } TEST_P(InstructionSelectorFlagSettingTest, CommuteShift) { const FlagSettingInst inst = GetParam(); // Left-hand side operand shifted by immediate. TRACED_FOREACH(Comparison, cmp, kBinopCmpZeroRightInstructions) { TRACED_FOREACH(Shift, shift, kShifts) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* imm = m.Int32Constant(5); Node* shifted_operand = (m.*shift.constructor)(m.Parameter(0), imm); Node* binop = (m.*inst.constructor)(shifted_operand, m.Parameter(1)); Node* comp = (m.*cmp.constructor)(binop, m.Int32Constant(0)); m.Return(comp); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(inst.no_output_opcode, s[0]->arch_opcode()); EXPECT_EQ(shift.i_mode, s[0]->addressing_mode()); EXPECT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(5, s.ToInt64(s[0]->InputAt(2))); EXPECT_EQ(inst.arch_opcode == kArmOrr ? 2U : 1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(cmp.flags_condition, s[0]->flags_condition()); } } } INSTANTIATE_TEST_SUITE_P(InstructionSelectorTest, InstructionSelectorFlagSettingTest, ::testing::ValuesIn(kFlagSettingInstructions)); // ----------------------------------------------------------------------------- // Miscellaneous. TEST_F(InstructionSelectorTest, Int32AddWithInt32Mul) { { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const p2 = m.Parameter(2); Node* const n = m.Int32Add(p0, m.Int32Mul(p1, p2)); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmMla, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p2), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); } { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const p2 = m.Parameter(2); Node* const n = m.Int32Add(m.Int32Mul(p1, p2), p0); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmMla, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p2), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); } } TEST_F(InstructionSelectorTest, Int32AddWithInt32MulHigh) { { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const p2 = m.Parameter(2); Node* const n = m.Int32Add(p0, m.Int32MulHigh(p1, p2)); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmSmmla, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p2), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); } { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const p2 = m.Parameter(2); Node* const n = m.Int32Add(m.Int32MulHigh(p1, p2), p0); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmSmmla, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p2), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); } } TEST_F(InstructionSelectorTest, Int32AddWithWord32And) { { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const r = m.Int32Add(m.Word32And(p0, m.Int32Constant(0xFF)), p1); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUxtab, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->Output())); } { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const r = m.Int32Add(p1, m.Word32And(p0, m.Int32Constant(0xFF))); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUxtab, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->Output())); } { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const r = m.Int32Add(m.Word32And(p0, m.Int32Constant(0xFFFF)), p1); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUxtah, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->Output())); } { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const r = m.Int32Add(p1, m.Word32And(p0, m.Int32Constant(0xFFFF))); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUxtah, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->Output())); } } TEST_F(InstructionSelectorTest, Int32AddWithWord32SarWithWord32Shl) { { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const r = m.Int32Add( m.Word32Sar(m.Word32Shl(p0, m.Int32Constant(24)), m.Int32Constant(24)), p1); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmSxtab, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->Output())); } { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const r = m.Int32Add( p1, m.Word32Sar(m.Word32Shl(p0, m.Int32Constant(24)), m.Int32Constant(24))); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmSxtab, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->Output())); } { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const r = m.Int32Add( m.Word32Sar(m.Word32Shl(p0, m.Int32Constant(16)), m.Int32Constant(16)), p1); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmSxtah, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->Output())); } { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const r = m.Int32Add( p1, m.Word32Sar(m.Word32Shl(p0, m.Int32Constant(16)), m.Int32Constant(16))); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmSxtah, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(2))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->Output())); } } TEST_F(InstructionSelectorTest, Int32SubWithInt32Mul) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return( m.Int32Sub(m.Parameter(0), m.Int32Mul(m.Parameter(1), m.Parameter(2)))); Stream s = m.Build(); ASSERT_EQ(2U, s.size()); EXPECT_EQ(kArmMul, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kArmSub, s[1]->arch_opcode()); ASSERT_EQ(2U, s[1]->InputCount()); EXPECT_EQ(s.ToVreg(s[0]->Output()), s.ToVreg(s[1]->InputAt(1))); } TEST_F(InstructionSelectorTest, Int32SubWithInt32MulForMLS) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return( m.Int32Sub(m.Parameter(0), m.Int32Mul(m.Parameter(1), m.Parameter(2)))); Stream s = m.Build(ARMv7); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmMls, s[0]->arch_opcode()); EXPECT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(3U, s[0]->InputCount()); } TEST_F(InstructionSelectorTest, Int32DivWithParameters) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Int32Div(m.Parameter(0), m.Parameter(1))); Stream s = m.Build(); ASSERT_EQ(4U, s.size()); EXPECT_EQ(kArmVcvtF64S32, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kArmVcvtF64S32, s[1]->arch_opcode()); ASSERT_EQ(1U, s[1]->OutputCount()); EXPECT_EQ(kArmVdivF64, s[2]->arch_opcode()); ASSERT_EQ(2U, s[2]->InputCount()); ASSERT_EQ(1U, s[2]->OutputCount()); EXPECT_EQ(s.ToVreg(s[0]->Output()), s.ToVreg(s[2]->InputAt(0))); EXPECT_EQ(s.ToVreg(s[1]->Output()), s.ToVreg(s[2]->InputAt(1))); EXPECT_EQ(kArmVcvtS32F64, s[3]->arch_opcode()); ASSERT_EQ(1U, s[3]->InputCount()); EXPECT_EQ(s.ToVreg(s[2]->Output()), s.ToVreg(s[3]->InputAt(0))); } TEST_F(InstructionSelectorTest, Int32DivWithParametersForSUDIV) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Int32Div(m.Parameter(0), m.Parameter(1))); Stream s = m.Build(SUDIV); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmSdiv, s[0]->arch_opcode()); } TEST_F(InstructionSelectorTest, Int32ModWithParameters) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Int32Mod(m.Parameter(0), m.Parameter(1))); Stream s = m.Build(); ASSERT_EQ(6U, s.size()); EXPECT_EQ(kArmVcvtF64S32, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kArmVcvtF64S32, s[1]->arch_opcode()); ASSERT_EQ(1U, s[1]->OutputCount()); EXPECT_EQ(kArmVdivF64, s[2]->arch_opcode()); ASSERT_EQ(2U, s[2]->InputCount()); ASSERT_EQ(1U, s[2]->OutputCount()); EXPECT_EQ(s.ToVreg(s[0]->Output()), s.ToVreg(s[2]->InputAt(0))); EXPECT_EQ(s.ToVreg(s[1]->Output()), s.ToVreg(s[2]->InputAt(1))); EXPECT_EQ(kArmVcvtS32F64, s[3]->arch_opcode()); ASSERT_EQ(1U, s[3]->InputCount()); EXPECT_EQ(s.ToVreg(s[2]->Output()), s.ToVreg(s[3]->InputAt(0))); EXPECT_EQ(kArmMul, s[4]->arch_opcode()); ASSERT_EQ(1U, s[4]->OutputCount()); ASSERT_EQ(2U, s[4]->InputCount()); EXPECT_EQ(s.ToVreg(s[3]->Output()), s.ToVreg(s[4]->InputAt(0))); EXPECT_EQ(s.ToVreg(s[1]->InputAt(0)), s.ToVreg(s[4]->InputAt(1))); EXPECT_EQ(kArmSub, s[5]->arch_opcode()); ASSERT_EQ(1U, s[5]->OutputCount()); ASSERT_EQ(2U, s[5]->InputCount()); EXPECT_EQ(s.ToVreg(s[0]->InputAt(0)), s.ToVreg(s[5]->InputAt(0))); EXPECT_EQ(s.ToVreg(s[4]->Output()), s.ToVreg(s[5]->InputAt(1))); } TEST_F(InstructionSelectorTest, Int32ModWithParametersForSUDIV) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Int32Mod(m.Parameter(0), m.Parameter(1))); Stream s = m.Build(SUDIV); ASSERT_EQ(3U, s.size()); EXPECT_EQ(kArmSdiv, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->OutputCount()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(kArmMul, s[1]->arch_opcode()); ASSERT_EQ(1U, s[1]->OutputCount()); ASSERT_EQ(2U, s[1]->InputCount()); EXPECT_EQ(s.ToVreg(s[0]->Output()), s.ToVreg(s[1]->InputAt(0))); EXPECT_EQ(s.ToVreg(s[0]->InputAt(1)), s.ToVreg(s[1]->InputAt(1))); EXPECT_EQ(kArmSub, s[2]->arch_opcode()); ASSERT_EQ(1U, s[2]->OutputCount()); ASSERT_EQ(2U, s[2]->InputCount()); EXPECT_EQ(s.ToVreg(s[0]->InputAt(0)), s.ToVreg(s[2]->InputAt(0))); EXPECT_EQ(s.ToVreg(s[1]->Output()), s.ToVreg(s[2]->InputAt(1))); } TEST_F(InstructionSelectorTest, Int32ModWithParametersForSUDIVAndMLS) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Int32Mod(m.Parameter(0), m.Parameter(1))); Stream s = m.Build(ARMv7, SUDIV); ASSERT_EQ(2U, s.size()); EXPECT_EQ(kArmSdiv, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->OutputCount()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(kArmMls, s[1]->arch_opcode()); ASSERT_EQ(1U, s[1]->OutputCount()); ASSERT_EQ(3U, s[1]->InputCount()); EXPECT_EQ(s.ToVreg(s[0]->Output()), s.ToVreg(s[1]->InputAt(0))); EXPECT_EQ(s.ToVreg(s[0]->InputAt(1)), s.ToVreg(s[1]->InputAt(1))); EXPECT_EQ(s.ToVreg(s[0]->InputAt(0)), s.ToVreg(s[1]->InputAt(2))); } TEST_F(InstructionSelectorTest, Int32MulWithParameters) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Int32Mul(m.Parameter(0), m.Parameter(1))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmMul, s[0]->arch_opcode()); EXPECT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); } TEST_F(InstructionSelectorTest, Int32MulWithImmediate) { // x * (2^k + 1) -> x + (x >> k) TRACED_FORRANGE(int32_t, k, 1, 30) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Int32Mul(m.Parameter(0), m.Int32Constant((1 << k) + 1))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmAdd, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R_LSL_I, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(s[0]->InputAt(0)), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(k, s.ToInt32(s[0]->InputAt(2))); EXPECT_EQ(1U, s[0]->OutputCount()); } // x * (2^k - 1) -> -x + (x >> k) TRACED_FORRANGE(int32_t, k, 3, 30) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Int32Mul(m.Parameter(0), m.Int32Constant((1 << k) - 1))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmRsb, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R_LSL_I, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(s[0]->InputAt(0)), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(k, s.ToInt32(s[0]->InputAt(2))); EXPECT_EQ(1U, s[0]->OutputCount()); } // (2^k + 1) * x -> x + (x >> k) TRACED_FORRANGE(int32_t, k, 1, 30) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Int32Mul(m.Int32Constant((1 << k) + 1), m.Parameter(0))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmAdd, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R_LSL_I, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(s[0]->InputAt(0)), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(k, s.ToInt32(s[0]->InputAt(2))); EXPECT_EQ(1U, s[0]->OutputCount()); } // x * (2^k - 1) -> -x + (x >> k) TRACED_FORRANGE(int32_t, k, 3, 30) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Int32Mul(m.Int32Constant((1 << k) - 1), m.Parameter(0))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmRsb, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R_LSL_I, s[0]->addressing_mode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(s[0]->InputAt(0)), s.ToVreg(s[0]->InputAt(1))); EXPECT_EQ(k, s.ToInt32(s[0]->InputAt(2))); EXPECT_EQ(1U, s[0]->OutputCount()); } } TEST_F(InstructionSelectorTest, Int32MulHighWithParameters) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const n = m.Int32MulHigh(p0, p1); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmSmmul, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(1))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); } TEST_F(InstructionSelectorTest, Uint32MulHighWithParameters) { StreamBuilder m(this, MachineType::Uint32(), MachineType::Uint32(), MachineType::Uint32()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const n = m.Uint32MulHigh(p0, p1); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUmull, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(1))); ASSERT_EQ(2U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->OutputAt(1))); } TEST_F(InstructionSelectorTest, Uint32DivWithParameters) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Uint32Div(m.Parameter(0), m.Parameter(1))); Stream s = m.Build(); ASSERT_EQ(4U, s.size()); EXPECT_EQ(kArmVcvtF64U32, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kArmVcvtF64U32, s[1]->arch_opcode()); ASSERT_EQ(1U, s[1]->OutputCount()); EXPECT_EQ(kArmVdivF64, s[2]->arch_opcode()); ASSERT_EQ(2U, s[2]->InputCount()); ASSERT_EQ(1U, s[2]->OutputCount()); EXPECT_EQ(s.ToVreg(s[0]->Output()), s.ToVreg(s[2]->InputAt(0))); EXPECT_EQ(s.ToVreg(s[1]->Output()), s.ToVreg(s[2]->InputAt(1))); EXPECT_EQ(kArmVcvtU32F64, s[3]->arch_opcode()); ASSERT_EQ(1U, s[3]->InputCount()); EXPECT_EQ(s.ToVreg(s[2]->Output()), s.ToVreg(s[3]->InputAt(0))); } TEST_F(InstructionSelectorTest, Uint32DivWithParametersForSUDIV) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Uint32Div(m.Parameter(0), m.Parameter(1))); Stream s = m.Build(SUDIV); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUdiv, s[0]->arch_opcode()); } TEST_F(InstructionSelectorTest, Uint32ModWithParameters) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Uint32Mod(m.Parameter(0), m.Parameter(1))); Stream s = m.Build(); ASSERT_EQ(6U, s.size()); EXPECT_EQ(kArmVcvtF64U32, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kArmVcvtF64U32, s[1]->arch_opcode()); ASSERT_EQ(1U, s[1]->OutputCount()); EXPECT_EQ(kArmVdivF64, s[2]->arch_opcode()); ASSERT_EQ(2U, s[2]->InputCount()); ASSERT_EQ(1U, s[2]->OutputCount()); EXPECT_EQ(s.ToVreg(s[0]->Output()), s.ToVreg(s[2]->InputAt(0))); EXPECT_EQ(s.ToVreg(s[1]->Output()), s.ToVreg(s[2]->InputAt(1))); EXPECT_EQ(kArmVcvtU32F64, s[3]->arch_opcode()); ASSERT_EQ(1U, s[3]->InputCount()); EXPECT_EQ(s.ToVreg(s[2]->Output()), s.ToVreg(s[3]->InputAt(0))); EXPECT_EQ(kArmMul, s[4]->arch_opcode()); ASSERT_EQ(1U, s[4]->OutputCount()); ASSERT_EQ(2U, s[4]->InputCount()); EXPECT_EQ(s.ToVreg(s[3]->Output()), s.ToVreg(s[4]->InputAt(0))); EXPECT_EQ(s.ToVreg(s[1]->InputAt(0)), s.ToVreg(s[4]->InputAt(1))); EXPECT_EQ(kArmSub, s[5]->arch_opcode()); ASSERT_EQ(1U, s[5]->OutputCount()); ASSERT_EQ(2U, s[5]->InputCount()); EXPECT_EQ(s.ToVreg(s[0]->InputAt(0)), s.ToVreg(s[5]->InputAt(0))); EXPECT_EQ(s.ToVreg(s[4]->Output()), s.ToVreg(s[5]->InputAt(1))); } TEST_F(InstructionSelectorTest, Uint32ModWithParametersForSUDIV) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Uint32Mod(m.Parameter(0), m.Parameter(1))); Stream s = m.Build(SUDIV); ASSERT_EQ(3U, s.size()); EXPECT_EQ(kArmUdiv, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->OutputCount()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(kArmMul, s[1]->arch_opcode()); ASSERT_EQ(1U, s[1]->OutputCount()); ASSERT_EQ(2U, s[1]->InputCount()); EXPECT_EQ(s.ToVreg(s[0]->Output()), s.ToVreg(s[1]->InputAt(0))); EXPECT_EQ(s.ToVreg(s[0]->InputAt(1)), s.ToVreg(s[1]->InputAt(1))); EXPECT_EQ(kArmSub, s[2]->arch_opcode()); ASSERT_EQ(1U, s[2]->OutputCount()); ASSERT_EQ(2U, s[2]->InputCount()); EXPECT_EQ(s.ToVreg(s[0]->InputAt(0)), s.ToVreg(s[2]->InputAt(0))); EXPECT_EQ(s.ToVreg(s[1]->Output()), s.ToVreg(s[2]->InputAt(1))); } TEST_F(InstructionSelectorTest, Uint32ModWithParametersForSUDIVAndMLS) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Uint32Mod(m.Parameter(0), m.Parameter(1))); Stream s = m.Build(ARMv7, SUDIV); ASSERT_EQ(2U, s.size()); EXPECT_EQ(kArmUdiv, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->OutputCount()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(kArmMls, s[1]->arch_opcode()); ASSERT_EQ(1U, s[1]->OutputCount()); ASSERT_EQ(3U, s[1]->InputCount()); EXPECT_EQ(s.ToVreg(s[0]->Output()), s.ToVreg(s[1]->InputAt(0))); EXPECT_EQ(s.ToVreg(s[0]->InputAt(1)), s.ToVreg(s[1]->InputAt(1))); EXPECT_EQ(s.ToVreg(s[0]->InputAt(0)), s.ToVreg(s[1]->InputAt(2))); } TEST_F(InstructionSelectorTest, Word32ShlWord32SarForSbfx) { TRACED_FORRANGE(int32_t, shl, 1, 31) { TRACED_FORRANGE(int32_t, sar, shl, 31) { if ((shl == sar) && (sar == 16)) continue; // Sxth. if ((shl == sar) && (sar == 24)) continue; // Sxtb. StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32Sar(m.Word32Shl(m.Parameter(0), m.Int32Constant(shl)), m.Int32Constant(sar))); Stream s = m.Build(ARMv7); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmSbfx, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(sar - shl, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(32 - sar, s.ToInt32(s[0]->InputAt(2))); } } } TEST_F(InstructionSelectorTest, Word32AndWithUbfxImmediateForARMv7) { TRACED_FORRANGE(int32_t, width, 9, 23) { if (width == 16) continue; // Uxth. StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32And(m.Parameter(0), m.Int32Constant(0xFFFFFFFFu >> (32 - width)))); Stream s = m.Build(ARMv7); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUbfx, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(width, s.ToInt32(s[0]->InputAt(2))); } TRACED_FORRANGE(int32_t, width, 9, 23) { if (width == 16) continue; // Uxth. StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32And(m.Int32Constant(0xFFFFFFFFu >> (32 - width)), m.Parameter(0))); Stream s = m.Build(ARMv7); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUbfx, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(width, s.ToInt32(s[0]->InputAt(2))); } } TEST_F(InstructionSelectorTest, Word32AndWithBfcImmediateForARMv7) { TRACED_FORRANGE(int32_t, lsb, 0, 31) { TRACED_FORRANGE(int32_t, width, 9, (24 - lsb) - 1) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32And( m.Parameter(0), m.Int32Constant(~((0xFFFFFFFFu >> (32 - width)) << lsb)))); Stream s = m.Build(ARMv7); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmBfc, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_TRUE( UnallocatedOperand::cast(s[0]->Output())->HasSameAsInputPolicy()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(lsb, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(width, s.ToInt32(s[0]->InputAt(2))); } } TRACED_FORRANGE(int32_t, lsb, 0, 31) { TRACED_FORRANGE(int32_t, width, 9, (24 - lsb) - 1) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return( m.Word32And(m.Int32Constant(~((0xFFFFFFFFu >> (32 - width)) << lsb)), m.Parameter(0))); Stream s = m.Build(ARMv7); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmBfc, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_TRUE( UnallocatedOperand::cast(s[0]->Output())->HasSameAsInputPolicy()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(lsb, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(width, s.ToInt32(s[0]->InputAt(2))); } } } TEST_F(InstructionSelectorTest, Word32AndWith0xFFFF) { { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const r = m.Word32And(p0, m.Int32Constant(0xFFFF)); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUxth, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(1))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->Output())); } { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const r = m.Word32And(m.Int32Constant(0xFFFF), p0); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUxth, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(1))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->Output())); } } TEST_F(InstructionSelectorTest, Word32SarWithWord32Shl) { { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const r = m.Word32Sar(m.Word32Shl(p0, m.Int32Constant(24)), m.Int32Constant(24)); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmSxtb, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(1))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->Output())); } { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const r = m.Word32Sar(m.Word32Shl(p0, m.Int32Constant(16)), m.Int32Constant(16)); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmSxth, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(1))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(r), s.ToVreg(s[0]->Output())); } } TEST_F(InstructionSelectorTest, Word32ShrWithWord32AndWithImmediateForARMv7) { TRACED_FORRANGE(int32_t, lsb, 0, 31) { TRACED_FORRANGE(int32_t, width, 1, 32 - lsb) { uint32_t max = 1 << lsb; if (max > static_cast(kMaxInt)) max -= 1; uint32_t jnk = rng()->NextInt(max); uint32_t msk = ((0xFFFFFFFFu >> (32 - width)) << lsb) | jnk; StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32Shr(m.Word32And(m.Parameter(0), m.Int32Constant(msk)), m.Int32Constant(lsb))); Stream s = m.Build(ARMv7); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUbfx, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(lsb, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(width, s.ToInt32(s[0]->InputAt(2))); } } TRACED_FORRANGE(int32_t, lsb, 0, 31) { TRACED_FORRANGE(int32_t, width, 1, 32 - lsb) { uint32_t max = 1 << lsb; if (max > static_cast(kMaxInt)) max -= 1; uint32_t jnk = rng()->NextInt(max); uint32_t msk = ((0xFFFFFFFFu >> (32 - width)) << lsb) | jnk; StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32Shr(m.Word32And(m.Int32Constant(msk), m.Parameter(0)), m.Int32Constant(lsb))); Stream s = m.Build(ARMv7); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUbfx, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(lsb, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(width, s.ToInt32(s[0]->InputAt(2))); } } } TEST_F(InstructionSelectorTest, Word32AndWithWord32BitwiseNot) { { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32And(m.Parameter(0), m.Word32BitwiseNot(m.Parameter(1)))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmBic, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); EXPECT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); } { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32And(m.Word32BitwiseNot(m.Parameter(0)), m.Parameter(1))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmBic, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); EXPECT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); } } TEST_F(InstructionSelectorTest, Word32EqualWithParameters) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32Equal(m.Parameter(0), m.Parameter(1))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmCmp, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); EXPECT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kEqual, s[0]->flags_condition()); } TEST_F(InstructionSelectorTest, Word32EqualWithImmediate) { TRACED_FOREACH(int32_t, imm, kImmediates) { if (imm == 0) continue; StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32Equal(m.Parameter(0), m.Int32Constant(imm))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmCmp, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kEqual, s[0]->flags_condition()); } TRACED_FOREACH(int32_t, imm, kImmediates) { if (imm == 0) continue; StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32Equal(m.Int32Constant(imm), m.Parameter(0))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmCmp, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(imm, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kEqual, s[0]->flags_condition()); } } TEST_F(InstructionSelectorTest, Word32EqualWithZero) { { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32Equal(m.Parameter(0), m.Int32Constant(0))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmCmp, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(m.Parameter(0)), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kEqual, s[0]->flags_condition()); } { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32Equal(m.Int32Constant(0), m.Parameter(0))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmCmp, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_I, s[0]->addressing_mode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(m.Parameter(0)), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(0, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(kFlags_set, s[0]->flags_mode()); EXPECT_EQ(kEqual, s[0]->flags_condition()); } } TEST_F(InstructionSelectorTest, Word32BitwiseNotWithParameter) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32BitwiseNot(m.Parameter(0))); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmMvn, s[0]->arch_opcode()); EXPECT_EQ(kMode_Operand2_R, s[0]->addressing_mode()); EXPECT_EQ(1U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); } TEST_F(InstructionSelectorTest, Word32AndWithWord32ShrWithImmediateForARMv7) { TRACED_FORRANGE(int32_t, lsb, 1, 31) { TRACED_FORRANGE(int32_t, width, 1, 32 - lsb) { if (((width == 8) || (width == 16)) && ((lsb == 8) || (lsb == 16) || (lsb == 24))) continue; // Uxtb/h ror. StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32And(m.Word32Shr(m.Parameter(0), m.Int32Constant(lsb)), m.Int32Constant(0xFFFFFFFFu >> (32 - width)))); Stream s = m.Build(ARMv7); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUbfx, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(lsb, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(width, s.ToInt32(s[0]->InputAt(2))); } } TRACED_FORRANGE(int32_t, lsb, 1, 31) { TRACED_FORRANGE(int32_t, width, 1, 32 - lsb) { if (((width == 8) || (width == 16)) && ((lsb == 8) || (lsb == 16) || (lsb == 24))) continue; // Uxtb/h ror. StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); m.Return(m.Word32And(m.Int32Constant(0xFFFFFFFFu >> (32 - width)), m.Word32Shr(m.Parameter(0), m.Int32Constant(lsb)))); Stream s = m.Build(ARMv7); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUbfx, s[0]->arch_opcode()); ASSERT_EQ(3U, s[0]->InputCount()); EXPECT_EQ(lsb, s.ToInt32(s[0]->InputAt(1))); EXPECT_EQ(width, s.ToInt32(s[0]->InputAt(2))); } } } TEST_F(InstructionSelectorTest, Word32AndWithWord32ShrAnd0xFF) { TRACED_FORRANGE(int32_t, shr, 1, 3) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const r = m.Word32And(m.Word32Shr(p0, m.Int32Constant(shr * 8)), m.Int32Constant(0xFF)); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUxtb, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(shr * 8, s.ToInt32(s[0]->InputAt(1))); } TRACED_FORRANGE(int32_t, shr, 1, 3) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const r = m.Word32And(m.Int32Constant(0xFF), m.Word32Shr(p0, m.Int32Constant(shr * 8))); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUxtb, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(shr * 8, s.ToInt32(s[0]->InputAt(1))); } } TEST_F(InstructionSelectorTest, Word32AndWithWord32ShrAnd0xFFFF) { TRACED_FORRANGE(int32_t, shr, 1, 2) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const r = m.Word32And(m.Word32Shr(p0, m.Int32Constant(shr * 8)), m.Int32Constant(0xFFFF)); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUxth, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(shr * 8, s.ToInt32(s[0]->InputAt(1))); } TRACED_FORRANGE(int32_t, shr, 1, 2) { StreamBuilder m(this, MachineType::Int32(), MachineType::Int32()); Node* const p0 = m.Parameter(0); Node* const r = m.Word32And(m.Int32Constant(0xFFFF), m.Word32Shr(p0, m.Int32Constant(shr * 8))); m.Return(r); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmUxth, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(shr * 8, s.ToInt32(s[0]->InputAt(1))); } } TEST_F(InstructionSelectorTest, Word32Clz) { StreamBuilder m(this, MachineType::Uint32(), MachineType::Uint32()); Node* const p0 = m.Parameter(0); Node* const n = m.Word32Clz(p0); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmClz, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); } TEST_F(InstructionSelectorTest, Float64Max) { StreamBuilder m(this, MachineType::Float64(), MachineType::Float64(), MachineType::Float64()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const n = m.Float64Max(p0, p1); m.Return(n); Stream s = m.Build(ARMv8); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmFloat64Max, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(1))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); } TEST_F(InstructionSelectorTest, Float64Min) { StreamBuilder m(this, MachineType::Float64(), MachineType::Float64(), MachineType::Float64()); Node* const p0 = m.Parameter(0); Node* const p1 = m.Parameter(1); Node* const n = m.Float64Min(p0, p1); m.Return(n); Stream s = m.Build(ARMv8); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmFloat64Min, s[0]->arch_opcode()); ASSERT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); EXPECT_EQ(s.ToVreg(p1), s.ToVreg(s[0]->InputAt(1))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); } TEST_F(InstructionSelectorTest, Float32Neg) { StreamBuilder m(this, MachineType::Float32(), MachineType::Float32()); Node* const p0 = m.Parameter(0); // Don't use m.Float32Neg() as that generates an explicit sub. Node* const n = m.AddNode(m.machine()->Float32Neg(), m.Parameter(0)); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVnegF32, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); } TEST_F(InstructionSelectorTest, Float64Neg) { StreamBuilder m(this, MachineType::Float64(), MachineType::Float64()); Node* const p0 = m.Parameter(0); // Don't use m.Float64Neg() as that generates an explicit sub. Node* const n = m.AddNode(m.machine()->Float64Neg(), m.Parameter(0)); m.Return(n); Stream s = m.Build(); ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVnegF64, s[0]->arch_opcode()); ASSERT_EQ(1U, s[0]->InputCount()); EXPECT_EQ(s.ToVreg(p0), s.ToVreg(s[0]->InputAt(0))); ASSERT_EQ(1U, s[0]->OutputCount()); EXPECT_EQ(s.ToVreg(n), s.ToVreg(s[0]->Output())); } enum PairwiseAddSide { LEFT, RIGHT }; std::ostream& operator<<(std::ostream& os, const PairwiseAddSide& side) { switch (side) { case LEFT: return os << "LEFT"; case RIGHT: return os << "RIGHT"; } } struct AddWithPairwiseAddSideAndWidth { PairwiseAddSide side; int32_t width; bool isSigned; }; std::ostream& operator<<(std::ostream& os, const AddWithPairwiseAddSideAndWidth& sw) { return os << "{ side: " << sw.side << ", width: " << sw.width << ", isSigned: " << sw.isSigned << " }"; } using InstructionSelectorAddWithPairwiseAddTest = InstructionSelectorTestWithParam; TEST_P(InstructionSelectorAddWithPairwiseAddTest, AddWithPairwiseAdd) { AddWithPairwiseAddSideAndWidth params = GetParam(); const MachineType type = MachineType::Simd128(); StreamBuilder m(this, type, type, type, type); Node* x = m.Parameter(0); Node* y = m.Parameter(1); const Operator* pairwiseAddOp; if (params.width == 32 && params.isSigned) { pairwiseAddOp = m.machine()->I32x4ExtAddPairwiseI16x8S(); } else if (params.width == 16 && params.isSigned) { pairwiseAddOp = m.machine()->I16x8ExtAddPairwiseI8x16S(); } else if (params.width == 32 && !params.isSigned) { pairwiseAddOp = m.machine()->I32x4ExtAddPairwiseI16x8U(); } else { pairwiseAddOp = m.machine()->I16x8ExtAddPairwiseI8x16U(); } Node* pairwiseAdd = m.AddNode(pairwiseAddOp, x); const Operator* addOp = params.width == 32 ? m.machine()->I32x4Add() : m.machine()->I16x8Add(); Node* add = params.side == LEFT ? m.AddNode(addOp, pairwiseAdd, y) : m.AddNode(addOp, y, pairwiseAdd); m.Return(add); Stream s = m.Build(); // Should be fused to Vpadal ASSERT_EQ(1U, s.size()); EXPECT_EQ(kArmVpadal, s[0]->arch_opcode()); EXPECT_EQ(2U, s[0]->InputCount()); EXPECT_EQ(1U, s[0]->OutputCount()); } const AddWithPairwiseAddSideAndWidth kAddWithPairAddTestCases[] = { {LEFT, 16, true}, {RIGHT, 16, true}, {LEFT, 32, true}, {RIGHT, 32, true}, {LEFT, 16, false}, {RIGHT, 16, false}, {LEFT, 32, false}, {RIGHT, 32, false}}; INSTANTIATE_TEST_SUITE_P(InstructionSelectorTest, InstructionSelectorAddWithPairwiseAddTest, ::testing::ValuesIn(kAddWithPairAddTestCases)); } // namespace compiler } // namespace internal } // namespace v8