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Unified Diff: pkg/fletchc/lib/generate_bytecodes.dart

Issue 1659163007: Rename fletch -> dartino (Closed) Base URL: https://github.com/dartino/sdk.git@master
Patch Set: address comments Created 4 years, 11 months ago
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Index: pkg/fletchc/lib/generate_bytecodes.dart
diff --git a/pkg/fletchc/lib/generate_bytecodes.dart b/pkg/fletchc/lib/generate_bytecodes.dart
deleted file mode 100644
index c3423b162ea461df4f378588f3dfe31015ff972b..0000000000000000000000000000000000000000
--- a/pkg/fletchc/lib/generate_bytecodes.dart
+++ /dev/null
@@ -1,247 +0,0 @@
-// Copyright (c) 2015, the Dartino project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE.md file.
-
-main() {
- print("""
-// Copyright (c) 2015, the Dartino project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE.md file.
-
-// WARNING: Generated file, do not edit!
-
-part of fletch.bytecodes;
-""");
-
- print("enum Opcode {");
- doBytecodes((String name, bool isBranching, String format, int size,
- spDiff, String formatString) {
- print(" $name,");
- });
- print("}");
-
- doBytecodes((String name, bool isBranching, String format, int size,
- spDiff, String formatString) {
- List<String> fields = <String>[];
- List<String> encode = <String>[];
-
- for (int i = 0; i < format.length; i++) {
- String code = format[i];
- switch (code) {
- case "B":
- String field = "uint8Argument$i";
- fields.add(field);
- encode.add(" ..addUint8($field)\n");
- break;
- case "I":
- String field = "uint32Argument$i";
- fields.add(field);
- encode.add(" ..addUint32($field)\n");
- break;
- default:
- throw "Unknown format: $code";
- }
- }
-
- String toStringExpression = formatString;
- if (fields.isNotEmpty) {
- List<String> parts = formatString.split("%d");
- StringBuffer buffer = new StringBuffer();
- Iterator iterator = fields.iterator;
- for (String part in parts) {
- buffer.write(part);
- if (iterator.moveNext()) {
- buffer.write(r'${');
- buffer.write(iterator.current);
- buffer.write('}');
- }
- }
- toStringExpression = '$buffer';
- }
-
- String equals = '';
- if (fields.isNotEmpty) {
- StringBuffer equalsBuffer =
- new StringBuffer('\n\n operator==(Bytecode other) {\n');
- equalsBuffer.writeln(' if (!(super==(other))) return false;');
- equalsBuffer.writeln(' $name rhs = other;');
- for (String field in fields) {
- equalsBuffer.writeln(' if ($field != rhs.$field) return false;');
- }
- equalsBuffer.writeln(' return true;');
- equalsBuffer.write(' }');
- equals = '$equalsBuffer';
- }
-
- String hashCode = '';
- if (fields.isNotEmpty) {
- StringBuffer hashCodeBuffer =
- new StringBuffer('\n\n int get hashCode {\n');
- hashCodeBuffer.writeln(' int value = super.hashCode;');
- for (String field in fields) {
- hashCodeBuffer.writeln(' value += $field;');
- }
- hashCodeBuffer.writeln(' return value;');
- hashCodeBuffer.write(' }');
- hashCode = '$hashCodeBuffer';
- }
-
-print("""
-
-class $name extends Bytecode {
-${
- fields.map((a) => ' final int $a;\n').join('')
-} const $name(${fields.map((a) => 'this.$a').join(', ')})
- : super();
-
- Opcode get opcode => Opcode.$name;
-
- String get name => '$name';
-
- bool get isBranching => $isBranching;
-
- String get format => '$format';
-
- int get size => $size;
-
- int get stackPointerDifference => $spDiff;
-
- String get formatString => '$formatString';
-
- void addTo(Sink<List<int>> sink) {
- new BytecodeBuffer()
- ..addUint8(opcode.index)
-${
- encode.join("")
-} ..sendOn(sink);
- }
-
- String toString() => '$toStringExpression';$equals$hashCode
-}""");
- });
-}
-
-void doBytecodes(V(String name, bool isBranching, String format, int size,
- spDiff, String formatString)) {
- // Code below was copied from src/shared/bytecodes.h.
- var kVarDiff = "VAR_DIFF";
-
- void INVOKE(V, name, diff, desc, suffix, type) {
- V("Invoke${name}${suffix}", true, "I", 5, diff, "invoke ${type}${desc}%d");
- }
-
- void INVOKES_DO(V, suffix, type) {
- INVOKE(V, "Method", kVarDiff, "method ", suffix, type);
- INVOKE(V, "Test", 0, "test ", suffix, type);
-
- INVOKE(V, "Eq", -1, "eq ", suffix, type);
- INVOKE(V, "Lt", -1, "lt ", suffix, type);
- INVOKE(V, "Le", -1, "le ", suffix, type);
- INVOKE(V, "Gt", -1, "gt ", suffix, type);
- INVOKE(V, "Ge", -1, "ge ", suffix, type);
-
- INVOKE(V, "Add", -1, "add ", suffix, type);
- INVOKE(V, "Sub", -1, "sub ", suffix, type);
- INVOKE(V, "Mod", -1, "mod ", suffix, type);
- INVOKE(V, "Mul", -1, "mul ", suffix, type);
- INVOKE(V, "TruncDiv", -1, "trunc div ", suffix, type);
-
- INVOKE(V, "BitNot", 0, "bit not ", suffix, type);
- INVOKE(V, "BitAnd", -1, "bit and ", suffix, type);
- INVOKE(V, "BitOr", -1, "bit or ", suffix, type);
- INVOKE(V, "BitXor", -1, "bit xor ", suffix, type);
- INVOKE(V, "BitShr", -1, "bit shr ", suffix, type);
- INVOKE(V, "BitShl", -1, "bit shl ", suffix, type);
- }
-
- /* Name Branching Format Size SP-diff format-string */
- V("LoadLocal0", false, "", 1, 1, "load local 0");
- V("LoadLocal1", false, "", 1, 1, "load local 1");
- V("LoadLocal2", false, "", 1, 1, "load local 2");
- V("LoadLocal3", false, "", 1, 1, "load local 3");
- V("LoadLocal4", false, "", 1, 1, "load local 4");
- V("LoadLocal5", false, "", 1, 1, "load local 5");
- V("LoadLocal", false, "B", 2, 1, "load local %d");
- V("LoadLocalWide", false, "I", 5, 1, "load local %d");
-
- V("LoadBoxed", false, "B", 2, 1, "load boxed %d");
- V("LoadStatic", false, "I", 5, 1, "load static %d");
- V("LoadStaticInit", false, "I", 5, 1, "load static init %d");
- V("LoadField", false, "B", 2, 0, "load field %d");
- V("LoadFieldWide", false, "I", 5, 0, "load field %d");
-
- V("StoreLocal", false, "B", 2, 0, "store local %d");
- V("StoreBoxed", false, "B", 2, 0, "store boxed %d");
- V("StoreStatic", false, "I", 5, 0, "store static %d");
- V("StoreField", false, "B", 2, -1, "store field %d");
- V("StoreFieldWide", false, "I", 5, -1, "store field %d");
-
- V("LoadLiteralNull", false, "", 1, 1, "load literal null");
- V("LoadLiteralTrue", false, "", 1, 1, "load literal true");
- V("LoadLiteralFalse", false, "", 1, 1, "load literal false");
- V("LoadLiteral0", false, "", 1, 1, "load literal 0");
- V("LoadLiteral1", false, "", 1, 1, "load literal 1");
- V("LoadLiteral", false, "B", 2, 1, "load literal %d");
- // TODO(ahe): The argument to LoadLiteralWide is probably signed.
- V("LoadLiteralWide", false, "I", 5, 1, "load literal %d");
-
- INVOKES_DO(V, "", "");
- INVOKE(V, "Static", kVarDiff, "static ", "", "");
- INVOKE(V, "Factory", kVarDiff, "factory ", "", "");
- V("Allocate", false, "I", 5, kVarDiff, "allocate %d");
- V("AllocateImmutable", false, "I", 5, kVarDiff, "allocateim %d");
-
- V("InvokeNoSuchMethod", true, "I", 5, kVarDiff, "invoke no such method %d");
- V("InvokeTestNoSuchMethod", true, "I", 5, 0, "invoke test no such method %d");
-
- V("InvokeNative", true, "BB", 3, 1, "invoke native %d %d");
- V("InvokeDetachableNative", true, "BB", 3, 1,
- "invoke detachable native %d %d");
- V("InvokeNativeYield", true, "BB", 3, 1, "invoke native yield %d %d");
-
- V("InvokeSelector", true, "I", 5, kVarDiff, "invoke selector");
-
- V("Pop", false, "", 1, -1, "pop");
- V("Drop", false, "B", 2, kVarDiff, "drop %d");
- V("Return", true, "", 1, -1, "return");
- V("ReturnNull", true, "", 1, 0, "return null");
-
- V("BranchWide", true, "I", 5, 0, "branch +%d");
- V("BranchIfTrueWide", true, "I", 5, -1, "branch if true +%d");
- V("BranchIfFalseWide", true, "I", 5, -1, "branch if false +%d");
-
- V("BranchBack", true, "B", 2, 0, "branch -%d");
- V("BranchBackIfTrue", true, "B", 2, -1, "branch if true -%d");
- V("BranchBackIfFalse", true, "B", 2, -1, "branch if false -%d");
-
- V("BranchBackWide", true, "I", 5, 0, "branch -%d");
- V("BranchBackIfTrueWide", true, "I", 5, -1, "branch if true -%d");
- V("BranchBackIfFalseWide", true, "I", 5, -1, "branch if false -%d");
-
- V("PopAndBranchWide", true, "BI", 6, 0, "pop %d and branch +%d");
- V("PopAndBranchBackWide", true, "BI", 6, 0, "pop %d and branch -%d");
-
- V("AllocateBoxed", false, "", 1, 0, "allocate boxed");
-
- V("Negate", false, "", 1, 0, "negate");
-
- V("StackOverflowCheck", true, "I", 5, 0, "stack overflow check %d");
-
- V("Throw", true, "", 1, 0, "throw");
- V("SubroutineCall", true, "II", 9, kVarDiff, "subroutine call +%d -%d");
- V("SubroutineReturn", true, "", 1, -1, "subroutine return");
-
- V("ProcessYield", true, "", 1, 0, "process yield");
- V("CoroutineChange", true, "", 1, -1, "coroutine change");
-
- V("Identical", true, "", 1, -1, "identical");
- V("IdenticalNonNumeric", true, "", 1, -1, "identical non numeric");
-
- V("EnterNoSuchMethod", true, "B", 2, kVarDiff, "enter noSuchMethod +%d");
- V("ExitNoSuchMethod", true, "", 1, -1, "exit noSuchMethod");
-
- INVOKES_DO(V, "Unfold", "unfold ");
- V("LoadConst", false, "I", 5, 1, "load const @%d");
-
- V("MethodEnd", false, "I", 5, 0, "method end %d");
-}
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