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| author | Jeremy Hylton <jeremy@alum.mit.edu> | 2001-08-28 16:35:18 +0000 |
|---|---|---|
| committer | Jeremy Hylton <jeremy@alum.mit.edu> | 2001-08-28 16:35:18 +0000 |
| commit | 006059ce1a925d45087f7736ffdf4ee9e83329bb (patch) | |
| tree | 4f4e7e3b8f483696b167edb7fe8329dc43459201 /Tools/compiler | |
| parent | c9e9ea7e393863145c09fbff54ea0a8646e1ab99 (diff) | |
| download | cpython-006059ce1a925d45087f7736ffdf4ee9e83329bb.tar.gz | |
Generate FOR_ITER-based loops instead of old FOR_LOOP-based loops
Diffstat (limited to 'Tools/compiler')
| -rw-r--r-- | Tools/compiler/compiler/pycodegen.py | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/Tools/compiler/compiler/pycodegen.py b/Tools/compiler/compiler/pycodegen.py index ced0f07d42..37dbcfdfe5 100644 --- a/Tools/compiler/compiler/pycodegen.py +++ b/Tools/compiler/compiler/pycodegen.py @@ -355,11 +355,11 @@ class CodeGenerator: self.set_lineno(node) self.emit('SETUP_LOOP', after) self.visit(node.list) - self.visit(ast.Const(0)) + self.emit('GET_ITER') + self.nextBlock(start) self.set_lineno(node, force=1) - self.emit('FOR_LOOP', anchor) - self.nextBlock() + self.emit('FOR_ITER', anchor) self.visit(node.assign) self.visit(node.body) self.emit('JUMP_ABSOLUTE', start) @@ -567,7 +567,8 @@ class CodeGenerator: self.nextBlock(next) else: self.nextBlock() - self.emit('POP_TOP') + if expr: # XXX + self.emit('POP_TOP') self.emit('END_FINALLY') if node.else_: self.nextBlock(lElse) @@ -1001,7 +1002,10 @@ class NestedScopeCodeGenerator(CodeGenerator): else: self.emit(prefix + '_FAST', name) elif scope == SC_GLOBAL: - self.emit(prefix + '_GLOBAL', name) + if not self.optimized: + self.emit(prefix + '_NAME', name) + else: + self.emit(prefix + '_GLOBAL', name) elif scope == SC_FREE or scope == SC_CELL: self.emit(prefix + '_DEREF', name) else: |