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| 1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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 |
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| 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_X64) | 30 #if defined(V8_TARGET_ARCH_X64) |
| 31 | 31 |
| 32 #include "codegen-inl.h" | 32 #include "codegen-inl.h" |
| 33 #include "register-allocator-inl.h" | 33 #include "register-allocator-inl.h" |
| 34 #include "scopes.h" | 34 #include "scopes.h" |
| 35 #include "stub-cache.h" |
| 35 #include "virtual-frame-inl.h" | 36 #include "virtual-frame-inl.h" |
| 36 | 37 |
| 37 namespace v8 { | 38 namespace v8 { |
| 38 namespace internal { | 39 namespace internal { |
| 39 | 40 |
| 40 #define __ ACCESS_MASM(masm()) | 41 #define __ ACCESS_MASM(masm()) |
| 41 | 42 |
| 42 void VirtualFrame::Enter() { | 43 void VirtualFrame::Enter() { |
| 43 // Registers live on entry to a JS frame: | 44 // Registers live on entry to a JS frame: |
| 44 // rsp: stack pointer, points to return address from this function. | 45 // rsp: stack pointer, points to return address from this function. |
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| 1187 } | 1188 } |
| 1188 | 1189 |
| 1189 | 1190 |
| 1190 Result VirtualFrame::CallCallIC(RelocInfo::Mode mode, | 1191 Result VirtualFrame::CallCallIC(RelocInfo::Mode mode, |
| 1191 int arg_count, | 1192 int arg_count, |
| 1192 int loop_nesting) { | 1193 int loop_nesting) { |
| 1193 // Function name, arguments, and receiver are found on top of the frame | 1194 // Function name, arguments, and receiver are found on top of the frame |
| 1194 // and dropped by the call. The IC expects the name in rcx and the rest | 1195 // and dropped by the call. The IC expects the name in rcx and the rest |
| 1195 // on the stack, and drops them all. | 1196 // on the stack, and drops them all. |
| 1196 InLoopFlag in_loop = loop_nesting > 0 ? IN_LOOP : NOT_IN_LOOP; | 1197 InLoopFlag in_loop = loop_nesting > 0 ? IN_LOOP : NOT_IN_LOOP; |
| 1197 Handle<Code> ic = cgen()->ComputeCallInitialize(arg_count, in_loop); | 1198 Handle<Code> ic = StubCache::ComputeCallInitialize(arg_count, in_loop); |
| 1198 Result name = Pop(); | 1199 Result name = Pop(); |
| 1199 // Spill args, receiver, and function. The call will drop args and | 1200 // Spill args, receiver, and function. The call will drop args and |
| 1200 // receiver. | 1201 // receiver. |
| 1201 PrepareForCall(arg_count + 1, arg_count + 1); | 1202 PrepareForCall(arg_count + 1, arg_count + 1); |
| 1202 name.ToRegister(rcx); | 1203 name.ToRegister(rcx); |
| 1203 name.Unuse(); | 1204 name.Unuse(); |
| 1204 return RawCallCodeObject(ic, mode); | 1205 return RawCallCodeObject(ic, mode); |
| 1205 } | 1206 } |
| 1206 | 1207 |
| 1207 | 1208 |
| 1208 Result VirtualFrame::CallKeyedCallIC(RelocInfo::Mode mode, | 1209 Result VirtualFrame::CallKeyedCallIC(RelocInfo::Mode mode, |
| 1209 int arg_count, | 1210 int arg_count, |
| 1210 int loop_nesting) { | 1211 int loop_nesting) { |
| 1211 // Function name, arguments, and receiver are found on top of the frame | 1212 // Function name, arguments, and receiver are found on top of the frame |
| 1212 // and dropped by the call. The IC expects the name in rcx and the rest | 1213 // and dropped by the call. The IC expects the name in rcx and the rest |
| 1213 // on the stack, and drops them all. | 1214 // on the stack, and drops them all. |
| 1214 InLoopFlag in_loop = loop_nesting > 0 ? IN_LOOP : NOT_IN_LOOP; | 1215 InLoopFlag in_loop = loop_nesting > 0 ? IN_LOOP : NOT_IN_LOOP; |
| 1215 Handle<Code> ic = | 1216 Handle<Code> ic = |
| 1216 cgen()->ComputeKeyedCallInitialize(arg_count, in_loop); | 1217 StubCache::ComputeKeyedCallInitialize(arg_count, in_loop); |
| 1217 Result name = Pop(); | 1218 Result name = Pop(); |
| 1218 // Spill args, receiver, and function. The call will drop args and | 1219 // Spill args, receiver, and function. The call will drop args and |
| 1219 // receiver. | 1220 // receiver. |
| 1220 PrepareForCall(arg_count + 1, arg_count + 1); | 1221 PrepareForCall(arg_count + 1, arg_count + 1); |
| 1221 name.ToRegister(rcx); | 1222 name.ToRegister(rcx); |
| 1222 name.Unuse(); | 1223 name.Unuse(); |
| 1223 return RawCallCodeObject(ic, mode); | 1224 return RawCallCodeObject(ic, mode); |
| 1224 } | 1225 } |
| 1225 | 1226 |
| 1226 | 1227 |
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| 1255 Adjust(kHandlerSize - 1); | 1256 Adjust(kHandlerSize - 1); |
| 1256 __ PushTryHandler(IN_JAVASCRIPT, type); | 1257 __ PushTryHandler(IN_JAVASCRIPT, type); |
| 1257 } | 1258 } |
| 1258 | 1259 |
| 1259 | 1260 |
| 1260 #undef __ | 1261 #undef __ |
| 1261 | 1262 |
| 1262 } } // namespace v8::internal | 1263 } } // namespace v8::internal |
| 1263 | 1264 |
| 1264 #endif // V8_TARGET_ARCH_X64 | 1265 #endif // V8_TARGET_ARCH_X64 |
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