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Issue 148503002: A64: Synchronize with r15545. (Closed) Base URL: https://v8.googlecode.com/svn/branches/experimental/a64
Patch Set: Created 6 years, 11 months ago
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1 // Copyright 2013 the V8 project authors. All rights reserved. 1 // Copyright 2013 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
11 // with the distribution. 11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its 12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived 13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission. 14 // from this software without specific prior written permission.
15 // 15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 27
28 #include "v8.h" 28 #include "v8.h"
29 29
30 #if defined(V8_TARGET_ARCH_A64) 30 #if V8_TARGET_ARCH_A64
31 31
32 #include "a64/assembler-a64.h" 32 #include "a64/assembler-a64.h"
33 #include "code-stubs.h" 33 #include "code-stubs.h"
34 #include "codegen.h" 34 #include "codegen.h"
35 #include "disasm.h" 35 #include "disasm.h"
36 #include "ic-inl.h" 36 #include "ic-inl.h"
37 #include "runtime.h" 37 #include "runtime.h"
38 #include "stub-cache.h" 38 #include "stub-cache.h"
39 39
40 namespace v8 { 40 namespace v8 {
(...skipping 1307 matching lines...) Expand 10 before | Expand all | Expand 10 after
1348 // -- x0 : value 1348 // -- x0 : value
1349 // -- x1 : key 1349 // -- x1 : key
1350 // -- x2 : receiver 1350 // -- x2 : receiver
1351 // -- x3 : target map 1351 // -- x3 : target map
1352 // ----------------------------------- 1352 // -----------------------------------
1353 // Must return the modified receiver in x0. 1353 // Must return the modified receiver in x0.
1354 Register receiver = x2; 1354 Register receiver = x2;
1355 1355
1356 if (!FLAG_trace_elements_transitions) { 1356 if (!FLAG_trace_elements_transitions) {
1357 Label fail; 1357 Label fail;
1358 AllocationSiteMode mode = AllocationSiteInfo::GetMode(FAST_SMI_ELEMENTS, 1358 AllocationSiteMode mode = AllocationSite::GetMode(FAST_SMI_ELEMENTS,
1359 FAST_DOUBLE_ELEMENTS); 1359 FAST_DOUBLE_ELEMENTS);
1360 ElementsTransitionGenerator::GenerateSmiToDouble(masm, mode, &fail); 1360 ElementsTransitionGenerator::GenerateSmiToDouble(masm, mode, &fail);
1361 __ Mov(x0, receiver); 1361 __ Mov(x0, receiver);
1362 __ Ret(); 1362 __ Ret();
1363 __ Bind(&fail); 1363 __ Bind(&fail);
1364 } 1364 }
1365 1365
1366 __ Push(receiver); 1366 __ Push(receiver);
1367 __ TailCallRuntime(Runtime::kTransitionElementsSmiToDouble, 1, 1); 1367 __ TailCallRuntime(Runtime::kTransitionElementsSmiToDouble, 1, 1);
1368 } 1368 }
1369 1369
1370 1370
1371 void KeyedStoreIC::GenerateTransitionElementsDoubleToObject( 1371 void KeyedStoreIC::GenerateTransitionElementsDoubleToObject(
1372 MacroAssembler* masm) { 1372 MacroAssembler* masm) {
1373 ASM_LOCATION("KeyedStoreIC::GenerateTransitionElementsDoubleToObject"); 1373 ASM_LOCATION("KeyedStoreIC::GenerateTransitionElementsDoubleToObject");
1374 // ---------- S t a t e -------------- 1374 // ---------- S t a t e --------------
1375 // -- x2 : receiver 1375 // -- x2 : receiver
1376 // -- x3 : target map 1376 // -- x3 : target map
1377 // -- lr : return address 1377 // -- lr : return address
1378 // ----------------------------------- 1378 // -----------------------------------
1379 // Must return the modified receiver in r0. 1379 // Must return the modified receiver in r0.
1380 Register receiver = x2; 1380 Register receiver = x2;
1381 1381
1382 if (!FLAG_trace_elements_transitions) { 1382 if (!FLAG_trace_elements_transitions) {
1383 Label fail; 1383 Label fail;
1384 AllocationSiteMode mode = AllocationSiteInfo::GetMode(FAST_DOUBLE_ELEMENTS, 1384 AllocationSiteMode mode = AllocationSite::GetMode(FAST_DOUBLE_ELEMENTS,
1385 FAST_ELEMENTS); 1385 FAST_ELEMENTS);
1386 ElementsTransitionGenerator::GenerateDoubleToObject(masm, mode, &fail); 1386 ElementsTransitionGenerator::GenerateDoubleToObject(masm, mode, &fail);
1387 __ Mov(x0, receiver); 1387 __ Mov(x0, receiver);
1388 __ Ret(); 1388 __ Ret();
1389 __ Bind(&fail); 1389 __ Bind(&fail);
1390 } 1390 }
1391 1391
1392 __ Push(receiver); 1392 __ Push(receiver);
1393 __ TailCallRuntime(Runtime::kTransitionElementsDoubleToObject, 1, 1); 1393 __ TailCallRuntime(Runtime::kTransitionElementsDoubleToObject, 1, 1);
1394 } 1394 }
1395 1395
(...skipping 115 matching lines...) Expand 10 before | Expand all | Expand 10 after
1511 __ JumpIfNotRoot(x10, Heap::kHeapNumberMapRootIndex, &non_double_value); 1511 __ JumpIfNotRoot(x10, Heap::kHeapNumberMapRootIndex, &non_double_value);
1512 1512
1513 // Value is a double. Transition FAST_SMI_ELEMENTS -> 1513 // Value is a double. Transition FAST_SMI_ELEMENTS ->
1514 // FAST_DOUBLE_ELEMENTS and complete the store. 1514 // FAST_DOUBLE_ELEMENTS and complete the store.
1515 __ LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, 1515 __ LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS,
1516 FAST_DOUBLE_ELEMENTS, 1516 FAST_DOUBLE_ELEMENTS,
1517 receiver_map, 1517 receiver_map,
1518 x10, 1518 x10,
1519 slow); 1519 slow);
1520 ASSERT(receiver_map.Is(x3)); // Transition code expects map in x3. 1520 ASSERT(receiver_map.Is(x3)); // Transition code expects map in x3.
1521 AllocationSiteMode mode = AllocationSiteInfo::GetMode(FAST_SMI_ELEMENTS, 1521 AllocationSiteMode mode = AllocationSite::GetMode(FAST_SMI_ELEMENTS,
1522 FAST_DOUBLE_ELEMENTS); 1522 FAST_DOUBLE_ELEMENTS);
1523 ElementsTransitionGenerator::GenerateSmiToDouble(masm, mode, slow); 1523 ElementsTransitionGenerator::GenerateSmiToDouble(masm, mode, slow);
1524 __ Ldr(elements, FieldMemOperand(receiver, JSObject::kElementsOffset)); 1524 __ Ldr(elements, FieldMemOperand(receiver, JSObject::kElementsOffset));
1525 __ B(&fast_double_without_map_check); 1525 __ B(&fast_double_without_map_check);
1526 1526
1527 __ Bind(&non_double_value); 1527 __ Bind(&non_double_value);
1528 // Value is not a double, FAST_SMI_ELEMENTS -> FAST_ELEMENTS. 1528 // Value is not a double, FAST_SMI_ELEMENTS -> FAST_ELEMENTS.
1529 __ LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, 1529 __ LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS,
1530 FAST_ELEMENTS, 1530 FAST_ELEMENTS,
1531 receiver_map, 1531 receiver_map,
1532 x10, 1532 x10,
1533 slow); 1533 slow);
1534 ASSERT(receiver_map.Is(x3)); // Transition code expects map in x3. 1534 ASSERT(receiver_map.Is(x3)); // Transition code expects map in x3.
1535 mode = AllocationSiteInfo::GetMode(FAST_SMI_ELEMENTS, FAST_ELEMENTS); 1535 mode = AllocationSite::GetMode(FAST_SMI_ELEMENTS, FAST_ELEMENTS);
1536 ElementsTransitionGenerator::GenerateMapChangeElementsTransition(masm, mode, 1536 ElementsTransitionGenerator::GenerateMapChangeElementsTransition(masm, mode,
1537 slow); 1537 slow);
1538 __ Ldr(elements, FieldMemOperand(receiver, JSObject::kElementsOffset)); 1538 __ Ldr(elements, FieldMemOperand(receiver, JSObject::kElementsOffset));
1539 __ B(&finish_store); 1539 __ B(&finish_store);
1540 1540
1541 __ Bind(&transition_double_elements); 1541 __ Bind(&transition_double_elements);
1542 // Elements are FAST_DOUBLE_ELEMENTS, but value is an Object that's not a 1542 // Elements are FAST_DOUBLE_ELEMENTS, but value is an Object that's not a
1543 // HeapNumber. Make sure that the receiver is a Array with FAST_ELEMENTS and 1543 // HeapNumber. Make sure that the receiver is a Array with FAST_ELEMENTS and
1544 // transition array from FAST_DOUBLE_ELEMENTS to FAST_ELEMENTS 1544 // transition array from FAST_DOUBLE_ELEMENTS to FAST_ELEMENTS
1545 __ LoadTransitionedArrayMapConditional(FAST_DOUBLE_ELEMENTS, 1545 __ LoadTransitionedArrayMapConditional(FAST_DOUBLE_ELEMENTS,
1546 FAST_ELEMENTS, 1546 FAST_ELEMENTS,
1547 receiver_map, 1547 receiver_map,
1548 x10, 1548 x10,
1549 slow); 1549 slow);
1550 ASSERT(receiver_map.Is(x3)); // Transition code expects map in x3. 1550 ASSERT(receiver_map.Is(x3)); // Transition code expects map in x3.
1551 mode = AllocationSiteInfo::GetMode(FAST_DOUBLE_ELEMENTS, FAST_ELEMENTS); 1551 mode = AllocationSite::GetMode(FAST_DOUBLE_ELEMENTS, FAST_ELEMENTS);
1552 ElementsTransitionGenerator::GenerateDoubleToObject(masm, mode, slow); 1552 ElementsTransitionGenerator::GenerateDoubleToObject(masm, mode, slow);
1553 __ Ldr(elements, FieldMemOperand(receiver, JSObject::kElementsOffset)); 1553 __ Ldr(elements, FieldMemOperand(receiver, JSObject::kElementsOffset));
1554 __ B(&finish_store); 1554 __ B(&finish_store);
1555 } 1555 }
1556 1556
1557 1557
1558 void KeyedStoreIC::GenerateGeneric(MacroAssembler* masm, 1558 void KeyedStoreIC::GenerateGeneric(MacroAssembler* masm,
1559 StrictModeFlag strict_mode) { 1559 StrictModeFlag strict_mode) {
1560 ASM_LOCATION("KeyedStoreIC::GenerateGeneric"); 1560 ASM_LOCATION("KeyedStoreIC::GenerateGeneric");
1561 // ---------- S t a t e -------------- 1561 // ---------- S t a t e --------------
(...skipping 288 matching lines...) Expand 10 before | Expand all | Expand 10 after
1850 ASSERT(to_patch->Mask(TestBranchMask) == TBNZ); 1850 ASSERT(to_patch->Mask(TestBranchMask) == TBNZ);
1851 // This is JumpIfSmi(smi_reg, branch_imm). 1851 // This is JumpIfSmi(smi_reg, branch_imm).
1852 patcher.tbz(smi_reg, 0, branch_imm); 1852 patcher.tbz(smi_reg, 0, branch_imm);
1853 } 1853 }
1854 } 1854 }
1855 1855
1856 1856
1857 } } // namespace v8::internal 1857 } } // namespace v8::internal
1858 1858
1859 #endif // V8_TARGET_ARCH_A64 1859 #endif // V8_TARGET_ARCH_A64
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