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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_X64. | 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_X64. |
6 #if defined(TARGET_ARCH_X64) | 6 #if defined(TARGET_ARCH_X64) |
7 | 7 |
8 #include "vm/intermediate_language.h" | 8 #include "vm/intermediate_language.h" |
9 | 9 |
10 #include "lib/error.h" | 10 #include "lib/error.h" |
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25 // on the stack and return the result in a fixed register RAX. | 25 // on the stack and return the result in a fixed register RAX. |
26 LocationSummary* Computation::MakeCallSummary() { | 26 LocationSummary* Computation::MakeCallSummary() { |
27 LocationSummary* result = new LocationSummary(0, 0, LocationSummary::kCall); | 27 LocationSummary* result = new LocationSummary(0, 0, LocationSummary::kCall); |
28 result->set_out(Location::RegisterLocation(RAX)); | 28 result->set_out(Location::RegisterLocation(RAX)); |
29 return result; | 29 return result; |
30 } | 30 } |
31 | 31 |
32 | 32 |
33 void BindInstr::EmitNativeCode(FlowGraphCompiler* compiler) { | 33 void BindInstr::EmitNativeCode(FlowGraphCompiler* compiler) { |
34 computation()->EmitNativeCode(compiler); | 34 computation()->EmitNativeCode(compiler); |
35 if (is_used() && locs()->out().kind() == Location::kRegister) { | 35 if (is_used() && locs()->out().IsRegister()) { |
36 // TODO(vegorov): this should really happen only for comparisons fused | 36 // TODO(vegorov): this should really happen only for comparisons fused |
37 // with branches. Currrently IR does not provide an easy way to remove | 37 // with branches. Currrently IR does not provide an easy way to remove |
38 // instructions from the graph so we just leave fused comparison in it | 38 // instructions from the graph so we just leave fused comparison in it |
39 // but change its result location to be NoLocation. | 39 // but change its result location to be NoLocation. |
40 compiler->frame_register_allocator()->Push(locs()->out().reg(), this); | 40 compiler->frame_register_allocator()->Push(locs()->out().reg(), this); |
41 } | 41 } |
42 } | 42 } |
43 | 43 |
44 | 44 |
45 LocationSummary* ReturnInstr::MakeLocationSummary() const { | 45 LocationSummary* ReturnInstr::MakeLocationSummary() const { |
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148 } | 148 } |
149 | 149 |
150 | 150 |
151 LocationSummary* ConstantVal::MakeLocationSummary() const { | 151 LocationSummary* ConstantVal::MakeLocationSummary() const { |
152 return LocationSummary::Make(0, Location::RequiresRegister()); | 152 return LocationSummary::Make(0, Location::RequiresRegister()); |
153 } | 153 } |
154 | 154 |
155 | 155 |
156 void ConstantVal::EmitNativeCode(FlowGraphCompiler* compiler) { | 156 void ConstantVal::EmitNativeCode(FlowGraphCompiler* compiler) { |
157 Register result = locs()->out().reg(); | 157 Register result = locs()->out().reg(); |
158 if (value().IsSmi()) { | 158 __ LoadObject(result, value()); |
159 int64_t imm = reinterpret_cast<int64_t>(value().raw()); | |
160 __ movq(result, Immediate(imm)); | |
161 } else { | |
162 __ LoadObject(result, value()); | |
163 } | |
164 } | 159 } |
165 | 160 |
166 | 161 |
167 LocationSummary* AssertAssignableComp::MakeLocationSummary() const { | 162 LocationSummary* AssertAssignableComp::MakeLocationSummary() const { |
168 const intptr_t kNumInputs = 3; | 163 const intptr_t kNumInputs = 3; |
169 const intptr_t kNumTemps = 0; | 164 const intptr_t kNumTemps = 0; |
170 LocationSummary* summary = new LocationSummary(kNumInputs, | 165 LocationSummary* summary = new LocationSummary(kNumInputs, |
171 kNumTemps, | 166 kNumTemps, |
172 LocationSummary::kCall); | 167 LocationSummary::kCall); |
173 summary->set_in(0, Location::RegisterLocation(RAX)); // Value. | 168 summary->set_in(0, Location::RegisterLocation(RAX)); // Value. |
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441 LocationSummary* RelationalOpComp::MakeLocationSummary() const { | 436 LocationSummary* RelationalOpComp::MakeLocationSummary() const { |
442 const LocationSummary::ContainsBranch contains_branch = | 437 const LocationSummary::ContainsBranch contains_branch = |
443 is_fused_with_branch() ? LocationSummary::kBranch | 438 is_fused_with_branch() ? LocationSummary::kBranch |
444 : LocationSummary::kNoBranch; | 439 : LocationSummary::kNoBranch; |
445 | 440 |
446 if (operands_class_id() == kSmi || operands_class_id() == kDouble) { | 441 if (operands_class_id() == kSmi || operands_class_id() == kDouble) { |
447 const intptr_t kNumInputs = 2; | 442 const intptr_t kNumInputs = 2; |
448 const intptr_t kNumTemps = 1; | 443 const intptr_t kNumTemps = 1; |
449 LocationSummary* summary = new LocationSummary(kNumInputs, | 444 LocationSummary* summary = new LocationSummary(kNumInputs, |
450 kNumTemps, | 445 kNumTemps, |
451 LocationSummary::kCall, | 446 LocationSummary::kNoCall, |
452 contains_branch); | 447 contains_branch); |
453 summary->set_in(0, Location::RequiresRegister()); | 448 summary->set_in(0, Location::RequiresRegister()); |
454 summary->set_in(1, Location::RequiresRegister()); | 449 summary->set_in(1, Location::RequiresRegister()); |
455 if (!is_fused_with_branch()) { | 450 if (!is_fused_with_branch()) { |
456 summary->set_out(Location::RequiresRegister()); | 451 summary->set_out(Location::RequiresRegister()); |
457 } | 452 } |
458 summary->set_temp(0, Location::RequiresRegister()); | 453 summary->set_temp(0, Location::RequiresRegister()); |
459 return summary; | 454 return summary; |
460 } | 455 } |
461 ASSERT(!is_fused_with_branch()); | 456 ASSERT(!is_fused_with_branch()); |
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1974 compiler->GenerateStaticCall(instance_call()->cid(), | 1969 compiler->GenerateStaticCall(instance_call()->cid(), |
1975 instance_call()->token_pos(), | 1970 instance_call()->token_pos(), |
1976 instance_call()->try_index(), | 1971 instance_call()->try_index(), |
1977 target, | 1972 target, |
1978 instance_call()->ArgumentCount(), | 1973 instance_call()->ArgumentCount(), |
1979 instance_call()->argument_names()); | 1974 instance_call()->argument_names()); |
1980 } | 1975 } |
1981 __ Bind(&done); | 1976 __ Bind(&done); |
1982 } | 1977 } |
1983 | 1978 |
| 1979 |
1984 } // namespace dart | 1980 } // namespace dart |
1985 | 1981 |
1986 #undef __ | 1982 #undef __ |
1987 | 1983 |
1988 #endif // defined TARGET_ARCH_X64 | 1984 #endif // defined TARGET_ARCH_X64 |
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