[Gnash-commit] /srv/bzr/gnash/avm2 r9618: Implement SUBTRACT opcode.

[Tom Stellard]

------------------------------------------------------------
revno: 9618
committer: Tom Stellard <address@hidden>
branch nick: gnash_dev
timestamp: Mon 2008-10-13 13:31:46 +0800
message:
  Implement SUBTRACT opcode.
modified:
  libcore/vm/Machine.cpp

=== modified file 'libcore/vm/Machine.cpp'
--- a/libcore/vm/Machine.cpp    2008-10-13 05:08:54 +0000
+++ b/libcore/vm/Machine.cpp    2008-10-13 05:31:46 +0000
@@ -2054,14 +2054,16 @@
        }
 /// 0xA1 ABC_ACTION_SUBTRACT
 /// Stack In:
+///  b
 ///  a
-///  b
 /// Stack Out:
 ///  a - b (double)
        case SWF::ABC_ACTION_SUBTRACT:
        {
-               mStack.top(1) = mStack.top(1).to_number() - 
mStack.top(1).to_number();
-               mStack.drop(1);
+               as_value b = pop_stack();
+               as_value a = pop_stack();
+               a.subtract(b);
+               push_stack(a);
                break;
        }
 /// 0xA2 ABC_ACTION_MULTIPLY