Add floor, ceil, round (truncate) instructions for ia32, x64 (if SSE4.1) and

src/compiler/instruction-selector.h

 // 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.
 
 #ifndef V8_COMPILER_INSTRUCTION_SELECTOR_H_
 #define V8_COMPILER_INSTRUCTION_SELECTOR_H_
 
 #include <deque>
 
 #include "src/compiler/common-operator.h"
 #include "src/compiler/instruction.h"
 #include "src/compiler/machine-operator.h"
 #include "src/zone-containers.h"
 
+
+#define UNSUPPORTED_OPERATOR(node)                                      \

[Benedikt Meurer, 2014/10/30 11:59:13]

Please remove this macro and use UNREACHABLE() in Visit<OP>() methods or DCHECK
for the required features.

[sigurds, 2014/10/30 12:18:27]

Done.

+  V8_Fatal(__FILE__, __LINE__, "Unexpected operator #%d:%s @ node #%d", \
+           node->opcode(), node->op()->mnemonic(), node->id());
+
+
 namespace v8 {
 namespace internal {
 namespace compiler {
 
 // Forward declarations.
 struct CallBuffer;  // TODO(bmeurer): Remove this.
 class FlagsContinuation;
 class Linkage;
 
 typedef IntVector NodeToVregMap;
@@ skipping 196 matching lines @@
   ZoneDeque<Instruction*> instructions_;
   BoolVector defined_;
   BoolVector used_;
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_INSTRUCTION_SELECTOR_H_