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Closed WIP: Hyteg
hyteg into master
Closed Dominik Thoennes requested to merge hyteg into master
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  • 13e4eba9
    Nils Kohl
    Extended LoopOverCoordinate. · 13e4eba9
    Nils Kohl authored 
    The condition's comparison operator can now be set to any sp.Relational.
This allows for example to loop backwards.
pystencils/backends/cbackend.py
+ 2
− 1
@@ -154,7 +154,8 @@ class CBackend:
@@ -154,7 +154,8 @@ class CBackend:
def _print_LoopOverCoordinate(self, node):
def _print_LoopOverCoordinate(self, node):
counter_symbol = node.loop_counter_name
counter_symbol = node.loop_counter_name
start = "int %s = %s" % (counter_symbol, self.sympy_printer.doprint(node.start))
start = "int %s = %s" % (counter_symbol, self.sympy_printer.doprint(node.start))
condition = "%s < %s" % (counter_symbol, self.sympy_printer.doprint(node.stop))
condition_expression = node.relational(node.loop_counter_symbol, node.stop)
 
condition = self.sympy_printer.doprint(condition_expression)
update = "%s += %s" % (counter_symbol, self.sympy_printer.doprint(node.step),)
update = "%s += %s" % (counter_symbol, self.sympy_printer.doprint(node.step),)
loop_str = "for (%s; %s; %s)" % (start, condition, update)
loop_str = "for (%s; %s; %s)" % (start, condition, update)