From 81f77e4f3a070ef9041c50495fd010e56c08cc6a Mon Sep 17 00:00:00 2001 From: Jason Ekstrand Date: Thu, 29 Jan 2015 11:45:31 -0800 Subject: nir/algebraic: Fail to compile of a variable is used in a replace but not the search Reviewed-by: Kenneth Graunke --- src/glsl/nir/nir_algebraic.py | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'src') diff --git a/src/glsl/nir/nir_algebraic.py b/src/glsl/nir/nir_algebraic.py index f9b246dd865..75436f42ccc 100644 --- a/src/glsl/nir/nir_algebraic.py +++ b/src/glsl/nir/nir_algebraic.py @@ -34,13 +34,18 @@ class VarSet(object): def __init__(self): self.names = {} self.ids = itertools.count() + self.immutable = False; def __getitem__(self, name): if name not in self.names: + assert not self.immutable, "Unknown replacement variable: " + name self.names[name] = self.ids.next() return self.names[name] + def lock(self): + self.immutable = True + class Value(object): @staticmethod def create(val, name_base, varset): @@ -138,6 +143,8 @@ class SearchAndReplace(object): else: self.search = Expression(search, "search{0}".format(self.id), varset) + varset.lock() + if isinstance(replace, Value): self.replace = replace else: -- cgit v1.2.3