Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(889)

Side by Side Diff: runtime/vm/constants_x64.h

Issue 317773002: Fix Win64 build of Dart VM. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: address comments Created 6 years, 6 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
« no previous file with comments | « runtime/vm/bigint_operations.cc ('k') | runtime/vm/flow_graph_compiler_x64.cc » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, 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 #ifndef VM_CONSTANTS_X64_H_ 5 #ifndef VM_CONSTANTS_X64_H_
6 #define VM_CONSTANTS_X64_H_ 6 #define VM_CONSTANTS_X64_H_
7 7
8 namespace dart { 8 namespace dart {
9 9
10 enum Register { 10 enum Register {
(...skipping 120 matching lines...) Expand 10 before | Expand all | Expand 10 after
131 GREATER = 15, 131 GREATER = 15,
132 132
133 ZERO = EQUAL, 133 ZERO = EQUAL,
134 NOT_ZERO = NOT_EQUAL, 134 NOT_ZERO = NOT_EQUAL,
135 NEGATIVE = SIGN, 135 NEGATIVE = SIGN,
136 POSITIVE = NOT_SIGN, 136 POSITIVE = NOT_SIGN,
137 CARRY = BELOW, 137 CARRY = BELOW,
138 NOT_CARRY = ABOVE_EQUAL 138 NOT_CARRY = ABOVE_EQUAL
139 }; 139 };
140 140
141 #define R(reg) (1 << (reg))
142
143 #if defined(_WIN64)
144 class CallingConventions {
145 public:
146 static const Register kArg1Reg = RCX;
147 static const Register kArg2Reg = RDX;
148 static const Register kArg3Reg = R8;
149 static const Register kArg4Reg = R9;
150 static const intptr_t kShadowSpaceBytes = 4 * kWordSize;
151
152 static const intptr_t kVolatileCpuRegisters =
153 R(RAX) | R(RCX) | R(RDX) | R(R8) | R(R9) | R(R10) | R(R11);
154
155 static const intptr_t kVolatileXmmRegisters =
156 R(XMM0) | R(XMM1) | R(XMM2) | R(XMM3) | R(XMM4) | R(XMM5);
157
158 static const intptr_t kCalleeSaveCpuRegisters =
159 R(RBX) | R(RSI) | R(RDI) | R(R12) | R(R13) | R(R14) | R(R15);
160
161 static const intptr_t kCalleeSaveXmmRegisters =
162 R(XMM6) | R(XMM7) | R(XMM8) | R(XMM9) | R(XMM10) | R(XMM11) | R(XMM12) |
163 R(XMM13) | R(XMM14) | R(XMM15);
164
165 // Windows x64 ABI specifies that small objects are passed in registers.
166 // Otherwise they are passed by reference.
167 static const size_t kRegisterTransferLimit = 16;
168 };
169 #else
170 class CallingConventions {
171 public:
172 static const Register kArg1Reg = RDI;
173 static const Register kArg2Reg = RSI;
174 static const Register kArg3Reg = RDX;
175 static const Register kArg4Reg = RCX;
176 static const Register kArg5Reg = R8;
177 static const Register kArg6Reg = R9;
178 static const intptr_t kShadowSpaceBytes = 0;
179
180 static const intptr_t kVolatileCpuRegisters =
181 R(RAX) | R(RCX) | R(RDX) | R(RSI) | R(RDI) |
182 R(R8) | R(R9) | R(R10) | R(R11);
183
184 static const intptr_t kVolatileXmmRegisters =
185 R(XMM0) | R(XMM1) | R(XMM2) | R(XMM3) | R(XMM4) |
186 R(XMM5) | R(XMM6) | R(XMM7) | R(XMM8) | R(XMM9) |
187 R(XMM10) | R(XMM11) | R(XMM12) | R(XMM13) | R(XMM14) | R(XMM15);
188
189 static const intptr_t kCalleeSaveCpuRegisters =
190 R(RBX) | R(R12) | R(R13) | R(R14) | R(R15);
191
192 static const intptr_t kCalleeSaveXmmRegisters = 0;
193 };
194 #endif
195
196 #undef R
141 197
142 class Instr { 198 class Instr {
143 public: 199 public:
144 static const uint8_t kHltInstruction = 0xF4; 200 static const uint8_t kHltInstruction = 0xF4;
145 // We prefer not to use the int3 instruction since it conflicts with gdb. 201 // We prefer not to use the int3 instruction since it conflicts with gdb.
146 static const uint8_t kBreakPointInstruction = kHltInstruction; 202 static const uint8_t kBreakPointInstruction = kHltInstruction;
147 static const int kBreakPointInstructionSize = 1; 203 static const int kBreakPointInstructionSize = 1;
148 204
149 bool IsBreakPoint() { 205 bool IsBreakPoint() {
150 ASSERT(kBreakPointInstructionSize == 1); 206 ASSERT(kBreakPointInstructionSize == 1);
(...skipping 13 matching lines...) Expand all
164 }; 220 };
165 221
166 222
167 // The largest multibyte nop we will emit. This could go up to 15 if it 223 // The largest multibyte nop we will emit. This could go up to 15 if it
168 // becomes important to us. 224 // becomes important to us.
169 const int MAX_NOP_SIZE = 8; 225 const int MAX_NOP_SIZE = 8;
170 226
171 } // namespace dart 227 } // namespace dart
172 228
173 #endif // VM_CONSTANTS_X64_H_ 229 #endif // VM_CONSTANTS_X64_H_
OLDNEW
« no previous file with comments | « runtime/vm/bigint_operations.cc ('k') | runtime/vm/flow_graph_compiler_x64.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698