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[swfinterp] Interpret yet more opcodes
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commit
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2 changed files with 42 additions and 1 deletions
24
test/swftests/NeOperator.as
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24
test/swftests/NeOperator.as
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@ -0,0 +1,24 @@
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// input: []
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// output: 123
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package {
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public class NeOperator {
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public static function main(): int {
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var res:int = 0;
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if (1 != 2) {
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res += 3;
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} else {
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res += 4;
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}
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if (2 != 2) {
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res += 10;
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} else {
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res += 20;
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}
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if (9 == 9) {
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res += 100;
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}
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return res;
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}
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}
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}
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@ -393,7 +393,10 @@ class SWFInterpreter(object):
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self._classes_by_name, avm_class.variables])
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self._classes_by_name, avm_class.variables])
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while True:
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while True:
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opcode = _read_byte(coder)
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opcode = _read_byte(coder)
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if opcode == 17: # iftrue
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if opcode == 16: # jump
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offset = s24()
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coder.seek(coder.tell() + offset)
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elif opcode == 17: # iftrue
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offset = s24()
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offset = s24()
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value = stack.pop()
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value = stack.pop()
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if value:
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if value:
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@ -403,6 +406,20 @@ class SWFInterpreter(object):
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value = stack.pop()
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value = stack.pop()
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if not value:
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if not value:
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coder.seek(coder.tell() + offset)
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coder.seek(coder.tell() + offset)
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elif opcode == 19: # ifeq
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offset = s24()
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value2 = stack.pop()
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value1 = stack.pop()
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if value2 == value1:
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coder.seek(coder.tell() + offset)
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elif opcode == 20: # ifne
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offset = s24()
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value2 = stack.pop()
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value1 = stack.pop()
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if value2 != value1:
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coder.seek(coder.tell() + offset)
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elif opcode == 32: # pushnull
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stack.append(None)
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elif opcode == 36: # pushbyte
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elif opcode == 36: # pushbyte
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v = _read_byte(coder)
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v = _read_byte(coder)
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stack.append(v)
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stack.append(v)
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