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Unified Diff: src/arm/cfg-arm.cc

Issue 159695: Basic infrastructure for fast two-pass compilation. A CFG is... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: '' Created 11 years, 5 months ago
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Index: src/arm/cfg-arm.cc
===================================================================
--- src/arm/cfg-arm.cc (revision 0)
+++ src/arm/cfg-arm.cc (revision 0)
@@ -0,0 +1,97 @@
+// Copyright 2009 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following
+// disclaimer in the documentation and/or other materials provided
+// with the distribution.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived
+// from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "v8.h"
+
+#include "cfg.h"
+#include "codegen-inl.h"
+#include "macro-assembler-arm.h"
+
+namespace v8 {
+namespace internal {
+
+#define __ ACCESS_MASM(masm)
+
+void InstructionBlock::Compile(MacroAssembler* masm) {
+ ASSERT(!is_marked());
+ is_marked_ = true;
+ {
+ Comment cmt(masm, "[ InstructionBlock");
+ for (int i = 0, len = instructions_.length(); i < len; i++) {
+ instructions_[i]->Compile(masm);
+ }
+ }
+ successor_->Compile(masm);
+}
+
+
+void EntryNode::Compile(MacroAssembler* masm) {
+ ASSERT(!is_marked());
+ is_marked_ = true;
+ {
+ Comment cmnt(masm, "[ EntryNode");
+ __ stm(db_w, sp, r1.bit() | cp.bit() | fp.bit() | lr.bit());
+ __ add(fp, sp, Operand(2 * kPointerSize));
+ if (local_count_ > 0) {
+ __ mov(ip, Operand(Factory::undefined_value()));
+ for (int i = 0; i < local_count_; i++) {
+ __ push(ip);
+ }
+ }
+ if (FLAG_check_stack) {
+ StackCheckStub stub;
+ __ CallStub(&stub);
+ }
+ }
+ successor_->Compile(masm);
+}
+
+
+void ExitNode::Compile(MacroAssembler* masm) {
+ ASSERT(!is_marked());
+ is_marked_ = true;
+ Comment cmnt(masm, "[ ExitNode");
+ __ mov(sp, fp);
+ __ ldm(ia_w, sp, fp.bit() | lr.bit());
+ __ add(sp, sp, Operand((parameter_count_ + 1) * kPointerSize));
+ __ Jump(lr);
+}
+
+
+void ReturnInstr::Compile(MacroAssembler* masm) {
+ Comment cmnt(masm, "[ ReturnInstr");
+ value_->ToRegister(masm, r0);
+}
+
+
+void Constant::ToRegister(MacroAssembler* masm, Register reg) {
+ __ mov(reg, Operand(handle_));
+}
+
+#undef __
+
+} } // namespace v8::internal
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