[Interpreter] Refactor bytecode generator test suite.

test/cctest/interpreter/BasicLoops.golden

Index: test/cctest/interpreter/BasicLoops.golden
diff --git a/test/cctest/interpreter/BasicLoops.golden b/test/cctest/interpreter/BasicLoops.golden
new file mode 100644
index 0000000000000000000000000000000000000000..f1280a1edbbe04666b91d3f8b6e676465f0ff10c
--- /dev/null
+++ b/test/cctest/interpreter/BasicLoops.golden
@@ -0,0 +1,744 @@
+#
+# Autogenerated by generate-bytecode-expectations
+#
+
+---
+pool type: mixed
+execute: yes
+wrap: yes
+
+---
+snippet: "
+  var x = 0;
+  while (false) { x = 99; break; continue; }
+  return x;
+"
+frame size: 1  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(0),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var x = 0;while (false) {  x = x + 1;};return x;

[rmcilroy, 2016/02/22 21:49:49]

please add newlines to the snippets between statements (i.e., add a '\n' before
every newline in the test's snippets).

[Stefano Sanfilippo, 2016/02/23 15:57:18]

Done.

+"
+frame size: 1  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(0),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var x = 0;var y = 1;while (x < 10) {  y = y * 12;  x = x + 1;  if (x == 3) continue;  if (x == 4) break;}return y;
+"
+frame size: 3  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(0),
+  B(LdaSmi8), U8(1),
+  B(Star), R(1),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(10),
+  B(TestLessThan), R(2),
+  B(JumpIfFalse), U8(47),
+  B(StackCheck),
+  B(Ldar), R(1),
+  B(Star), R(2),
+  B(LdaSmi8), U8(12),
+  B(Mul), R(2),
+  B(Star), R(1),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(1),
+  B(Add), R(2),
+  B(Star), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(3),
+  B(TestEqual), R(2),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(-39),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(4),
+  B(TestEqual), R(2),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(4),
+  B(Jump), U8(-53),
+  B(Ldar), R(1),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var i = 0;while (true) {  if (i < 0) continue;  if (i == 3) break;  if (i == 4) break;  if (i == 10) continue;  if (i == 5) break;  i = i + 1;}return i;
+"
+frame size: 2  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(0),
+  B(StackCheck),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaZero),
+  B(TestLessThan), R(1),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(-10),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(3),
+  B(TestEqual), R(1),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(50),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(4),
+  B(TestEqual), R(1),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(38),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(10),
+  B(TestEqual), R(1),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(-46),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(5),
+  B(TestEqual), R(1),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(14),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(1),
+  B(Add), R(1),
+  B(Star), R(0),
+  B(Jump), U8(-70),
+  B(Ldar), R(0),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var i = 0;while (true) {  while (i < 3) {    if (i == 2) break;    i = i + 1;  }  i = i + 1;  break;}return i;
+"
+frame size: 2  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(0),
+  B(StackCheck),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(3),
+  B(TestLessThan), R(1),
+  B(JumpIfFalse), U8(27),
+  B(StackCheck),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(2),
+  B(TestEqual), R(1),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(14),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(1),
+  B(Add), R(1),
+  B(Star), R(0),
+  B(Jump), U8(-33),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(1),
+  B(Add), R(1),
+  B(Star), R(0),
+  B(Jump), U8(4),
+  B(Jump), U8(-48),
+  B(Ldar), R(0),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var x = 10;var y = 1;while (x) {  y = y * 12;  x = x - 1;}return y;
+"
+frame size: 3  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaSmi8), U8(10),
+  B(Star), R(0),
+  B(LdaSmi8), U8(1),
+  B(Star), R(1),
+  B(Ldar), R(0),
+  B(JumpIfToBooleanFalse), U8(25),
+  B(StackCheck),
+  B(Ldar), R(1),
+  B(Star), R(2),
+  B(LdaSmi8), U8(12),
+  B(Mul), R(2),
+  B(Star), R(1),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(1),
+  B(Sub), R(2),
+  B(Star), R(0),
+  B(Jump), U8(-25),
+  B(Ldar), R(1),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var x = 0; var y = 1;do {  y = y * 10;  if (x == 5) break;  if (x == 6) continue;  x = x + 1;} while (x < 10);return y;
+"
+frame size: 3  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(0),
+  B(LdaSmi8), U8(1),
+  B(Star), R(1),
+  B(StackCheck),
+  B(Ldar), R(1),
+  B(Star), R(2),
+  B(LdaSmi8), U8(10),
+  B(Mul), R(2),
+  B(Star), R(1),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(5),
+  B(TestEqual), R(2),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(34),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(6),
+  B(TestEqual), R(2),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(12),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(1),
+  B(Add), R(2),
+  B(Star), R(0),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(10),
+  B(TestLessThan), R(2),
+  B(JumpIfTrue), U8(-53),
+  B(Ldar), R(1),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var x = 10;var y = 1;do {  y = y * 12;  x = x - 1;} while (x);return y;
+"
+frame size: 3  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaSmi8), U8(10),
+  B(Star), R(0),
+  B(LdaSmi8), U8(1),
+  B(Star), R(1),
+  B(StackCheck),
+  B(Ldar), R(1),
+  B(Star), R(2),
+  B(LdaSmi8), U8(12),
+  B(Mul), R(2),
+  B(Star), R(1),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(1),
+  B(Sub), R(2),
+  B(Star), R(0),
+  B(Ldar), R(0),
+  B(JumpIfToBooleanTrue), U8(-23),
+  B(Ldar), R(1),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var x = 0; var y = 1;do {  y = y * 10;  if (x == 5) break;  x = x + 1;  if (x == 6) continue;} while (false);return y;
+"
+frame size: 3  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(0),
+  B(LdaSmi8), U8(1),
+  B(Star), R(1),
+  B(StackCheck),
+  B(Ldar), R(1),
+  B(Star), R(2),
+  B(LdaSmi8), U8(10),
+  B(Mul), R(2),
+  B(Star), R(1),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(5),
+  B(TestEqual), R(2),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(22),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(1),
+  B(Add), R(2),
+  B(Star), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(6),
+  B(TestEqual), R(2),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(2),
+  B(Ldar), R(1),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var x = 0; var y = 1;do {  y = y * 10;  if (x == 5) break;  x = x + 1;  if (x == 6) continue;} while (true);return y;
+"
+frame size: 3  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(0),
+  B(LdaSmi8), U8(1),
+  B(Star), R(1),
+  B(StackCheck),
+  B(Ldar), R(1),
+  B(Star), R(2),
+  B(LdaSmi8), U8(10),
+  B(Mul), R(2),
+  B(Star), R(1),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(5),
+  B(TestEqual), R(2),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(24),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(1),
+  B(Add), R(2),
+  B(Star), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(6),
+  B(TestEqual), R(2),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(-41),
+  B(Jump), U8(-43),
+  B(Ldar), R(1),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var x = 0; for (;;) {  if (x == 1) break;  if (x == 2) continue;  x = x + 1;}
+"
+frame size: 2  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(0),
+  B(StackCheck),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(1),
+  B(TestEqual), R(1),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(26),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(2),
+  B(TestEqual), R(1),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(-23),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(1),
+  B(Add), R(1),
+  B(Star), R(0),
+  B(Jump), U8(-35),
+  B(LdaUndefined),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  for (var x = 0;;) {  if (x == 1) break;  if (x == 2) continue;  x = x + 1;}
+"
+frame size: 2  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(0),
+  B(StackCheck),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(1),
+  B(TestEqual), R(1),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(26),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(2),
+  B(TestEqual), R(1),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(-23),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(1),
+  B(Add), R(1),
+  B(Star), R(0),
+  B(Jump), U8(-35),
+  B(LdaUndefined),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var x = 0; for (;; x = x + 1) {  if (x == 1) break;  if (x == 2) continue;}
+"
+frame size: 2  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(0),
+  B(StackCheck),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(1),
+  B(TestEqual), R(1),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(26),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(2),
+  B(TestEqual), R(1),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(2),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(1),
+  B(Add), R(1),
+  B(Star), R(0),
+  B(Jump), U8(-35),
+  B(LdaUndefined),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  for (var x = 0;; x = x + 1) {  if (x == 1) break;  if (x == 2) continue;}
+"
+frame size: 2  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(0),
+  B(StackCheck),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(1),
+  B(TestEqual), R(1),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(26),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(2),
+  B(TestEqual), R(1),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(2),
+  B(Ldar), R(0),
+  B(Star), R(1),
+  B(LdaSmi8), U8(1),
+  B(Add), R(1),
+  B(Star), R(0),
+  B(Jump), U8(-35),
+  B(LdaUndefined),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var u = 0;for (var i = 0; i < 100; i = i + 1) {  u = u + 1;  continue;}
+"
+frame size: 3  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(0),
+  B(LdaZero),
+  B(Star), R(1),
+  B(Ldar), R(1),
+  B(Star), R(2),
+  B(LdaSmi8), U8(100),
+  B(TestLessThan), R(2),
+  B(JumpIfFalse), U8(27),
+  B(StackCheck),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(1),
+  B(Add), R(2),
+  B(Star), R(0),
+  B(Jump), U8(2),
+  B(Ldar), R(1),
+  B(Star), R(2),
+  B(LdaSmi8), U8(1),
+  B(Add), R(2),
+  B(Star), R(1),
+  B(Jump), U8(-33),
+  B(LdaUndefined),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var y = 1;for (var x = 10; x; --x) {  y = y * 12;}return y;
+"
+frame size: 3  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaSmi8), U8(1),
+  B(Star), R(0),
+  B(LdaSmi8), U8(10),
+  B(Star), R(1),
+  B(Ldar), R(1),
+  B(JumpIfToBooleanFalse), U8(21),
+  B(StackCheck),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(12),
+  B(Mul), R(2),
+  B(Star), R(0),
+  B(Ldar), R(1),
+  B(ToNumber),
+  B(Dec),
+  B(Star), R(1),
+  B(Jump), U8(-21),
+  B(Ldar), R(0),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var x = 0;for (var i = 0; false; i++) {  x = x + 1;};return x;
+"
+frame size: 2  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(0),
+  B(LdaZero),
+  B(Star), R(1),
+  B(Ldar), R(0),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var x = 0;for (var i = 0; true; ++i) {  x = x + 1;  if (x == 20) break;};return x;
+"
+frame size: 3  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(0),
+  B(LdaZero),
+  B(Star), R(1),
+  B(StackCheck),
+  B(Ldar), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(1),
+  B(Add), R(2),
+  B(Star), R(0),
+  B(Star), R(2),
+  B(LdaSmi8), U8(20),
+  B(TestEqual), R(2),
+  B(JumpIfFalse), U8(4),
+  B(Jump), U8(10),
+  B(Ldar), R(1),
+  B(ToNumber),
+  B(Inc),
+  B(Star), R(1),
+  B(Jump), U8(-27),
+  B(Ldar), R(0),
+  B(Return),
+]
+constant pool: [
+]
+handlers: [
+]
+
+---
+snippet: "
+  var a = 0;
+  while (a) {
+    { 
+     let z = 1;
+     function f() { z = 2; }
+     if (z) continue;
+     z++;
+    }
+  }
+"
+frame size: 7  # in multiples of sizeof(void*)
+parameter count: 1
+bytecodes: [
+  B(StackCheck),
+  B(LdaZero),
+  B(Star), R(1),
+  B(Ldar), R(1),
+  B(JumpIfToBooleanFalse), U8(110),
+  B(StackCheck),
+  B(LdaConstant), U8(0),
+  B(Star), R(4),
+  B(Ldar), R(closure),
+  B(Star), R(5),
+  B(CallRuntime), U16(464), R(4), U8(2),
+  B(PushContext), R(3),
+  B(LdaTheHole),
+  B(StaContextSlot), R(context), U8(4),
+  B(CreateClosure), U8(1), U8(0),
+  B(Star), R(0),
+  B(LdaSmi8), U8(1),
+  B(StaContextSlot), R(context), U8(4),
+  B(Ldar), R(0),
+  B(JumpIfNotHole), U8(11),
+  B(LdaConstant), U8(2),
+  B(Star), R(4),
+  B(CallRuntime), U16(257), R(4), U8(1),
+  B(Star), R(2),
+  B(LdaContextSlot), R(context), U8(4),
+  B(JumpIfNotHole), U8(11),
+  B(LdaConstant), U8(3),
+  B(Star), R(4),
+  B(CallRuntime), U16(257), R(4), U8(1),
+  B(JumpIfToBooleanFalse), U8(6),
+  B(PopContext), R(3),
+  B(Jump), U8(-67),
+  B(LdaContextSlot), R(context), U8(4),
+  B(JumpIfNotHole), U8(11),
+  B(LdaConstant), U8(3),
+  B(Star), R(4),
+  B(CallRuntime), U16(257), R(4), U8(1),
+  B(ToNumber),
+  B(Star), R(4),
+  B(Inc),
+  B(Star), R(5),
+  B(LdaContextSlot), R(context), U8(4),
+  B(JumpIfNotHole), U8(11),
+  B(LdaConstant), U8(3),
+  B(Star), R(6),
+  B(CallRuntime), U16(257), R(6), U8(1),
+  B(Ldar), R(5),
+  B(StaContextSlot), R(context), U8(4),
+  B(PopContext), R(3),
+  B(Jump), U8(-110),
+  B(LdaUndefined),
+  B(Return),
+]
+constant pool: [
+  InstanceType::FIXED_ARRAY_TYPE,
+  InstanceType::SHARED_FUNCTION_INFO_TYPE,
+  InstanceType::ONE_BYTE_INTERNALIZED_STRING_TYPE,
+  InstanceType::ONE_BYTE_INTERNALIZED_STRING_TYPE,
+]
+handlers: [
+]
+