pyassem: StackDepthTracker: Add stack effect approximation for JUMP_IF_*_OR_POP

pfalcon · pfalcon · commit 17047aa19ae1 · 2019-01-27T13:50:40.000+03:00
diff --git a/compiler/pyassem.py b/compiler/pyassem.py
@@ -748,6 +748,8 @@ def findDepth(self, insts, debug=0):
         'SETUP_FINALLY': 3,
         'FOR_ITER': 1,
         'WITH_CLEANUP': -1,
+        'JUMP_IF_TRUE_OR_POP': -1, # approximation
+        'JUMP_IF_FALSE_OR_POP': -1, # approximation
         }
     # use pattern match
     patterns = [

Original file line number	Diff line number	Diff line change
`@@ -748,6 +748,8 @@ def findDepth(self, insts, debug=0):`
`748`	`748`	`'SETUP_FINALLY': 3,`
`749`	`749`	`'FOR_ITER': 1,`
`750`	`750`	`'WITH_CLEANUP': -1,`
	`751`	`+ 'JUMP_IF_TRUE_OR_POP': -1, # approximation`
	`752`	`+ 'JUMP_IF_FALSE_OR_POP': -1, # approximation`
`751`	`753`	`}`
`752`	`754`	`# use pattern match`
`753`	`755`	`patterns = [`