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transforms.artiq_ir_generator: fix While codegen (closes #207).

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whitequark 2015-12-26 17:24:05 +08:00
parent 502e570e86
commit b931096ec3
1 changed files with 2 additions and 1 deletions
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3
artiq/compiler/transforms/artiq_ir_generator.py
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@ -417,6 +417,7 @@ class ARTIQIRGenerator(algorithm.Visitor):
self.current_block = head self.current_block = head
old_continue, self.continue_target = self.continue_target, head old_continue, self.continue_target = self.continue_target, head
cond = self.visit(node.test) cond = self.visit(node.test)
post_head = self.current_block
break_block = self.add_block("while.break") break_block = self.add_block("while.break")
old_break, self.break_target = self.break_target, break_block old_break, self.break_target = self.break_target, break_block
@ -441,7 +442,7 @@ class ARTIQIRGenerator(algorithm.Visitor):
else: else:
else_tail = tail else_tail = tail
head.append(ir.BranchIf(cond, body, else_tail)) post_head.append(ir.BranchIf(cond, body, else_tail))
if not post_body.is_terminated(): if not post_body.is_terminated():
post_body.append(ir.Branch(head)) post_body.append(ir.Branch(head))
break_block.append(ir.Branch(tail)) break_block.append(ir.Branch(tail))