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gh-133273: Keep instruction definitions in `bytecodes.c` and `optimizer_bytecodes.c` in sync by tomasr8 · Pull Request #133320 · python/cpython · GitHub

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gh-133273: Keep instruction definitions in bytecodes.c and optimizer_bytecodes.c in sync #133320

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Merged
Fidget-Spinner merged 3 commits into from
May 8, 2025
+373 −135
Conversation 12 Commits 3 Checks 0 Files changed 4
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gh-133273: Keep instruction definitions in bytecodes.c and optimizer_bytecodes.c in sync #133320

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7a09150
Keep instruction definitions in bytecodes.c and optimizer_bytecodes.c…
tomasr8 May 2, 2025
8e5e19b
Also validate sizes
tomasr8 May 3, 2025
ffe5919
Merge remote-tracking branch 'upstream/main' into validate-uops
tomasr8 May 8, 2025
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183 changes: 183 additions & 0 deletions Lib/test/test_generated_cases.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2069,6 +2069,189 @@ def test_missing_override_failure(self):
with self.assertRaisesRegex(AssertionError, "All abstract uops"):
self.run_cases_test(input, input2, output)

def test_validate_uop_input_length_mismatch(self):
input = """
op(OP, (arg1 -- out)) {
SPAM();
}
"""
input2 = """
op(OP, (arg1, arg2 -- out)) {
}
"""
output = """
"""
with self.assertRaisesRegex(SyntaxError,
"Must have the same number of inputs"):
self.run_cases_test(input, input2, output)

def test_validate_uop_output_length_mismatch(self):
input = """
op(OP, (arg1 -- out)) {
SPAM();
}
"""
input2 = """
op(OP, (arg1 -- out1, out2)) {
}
"""
output = """
"""
with self.assertRaisesRegex(SyntaxError,
"Must have the same number of outputs"):
self.run_cases_test(input, input2, output)

def test_validate_uop_input_name_mismatch(self):
input = """
op(OP, (foo -- out)) {
SPAM();
}
"""
input2 = """
op(OP, (bar -- out)) {
}
"""
output = """
"""
with self.assertRaisesRegex(SyntaxError,
"Inputs must have equal names"):
self.run_cases_test(input, input2, output)

def test_validate_uop_output_name_mismatch(self):
input = """
op(OP, (arg1 -- foo)) {
SPAM();
}
"""
input2 = """
op(OP, (arg1 -- bar)) {
}
"""
output = """
"""
with self.assertRaisesRegex(SyntaxError,
"Outputs must have equal names"):
self.run_cases_test(input, input2, output)

def test_validate_uop_unused_input(self):
input = """
op(OP, (unused -- )) {
}
"""
input2 = """
op(OP, (foo -- )) {
}
"""
output = """
case OP: {
stack_pointer += -1;
assert(WITHIN_STACK_BOUNDS());
break;
}
"""
self.run_cases_test(input, input2, output)

input = """
op(OP, (foo -- )) {
}
"""
input2 = """
op(OP, (unused -- )) {
}
"""
output = """
case OP: {
stack_pointer += -1;
assert(WITHIN_STACK_BOUNDS());
break;
}
"""
self.run_cases_test(input, input2, output)

def test_validate_uop_unused_output(self):
input = """
op(OP, ( -- unused)) {
}
"""
input2 = """
op(OP, ( -- foo)) {
foo = NULL;
}
"""
output = """
case OP: {
JitOptSymbol *foo;
foo = NULL;
stack_pointer[0] = foo;
stack_pointer += 1;
assert(WITHIN_STACK_BOUNDS());
break;
}
"""
self.run_cases_test(input, input2, output)

input = """
op(OP, ( -- foo)) {
foo = NULL;
}
"""
input2 = """
op(OP, ( -- unused)) {
}
"""
output = """
case OP: {
stack_pointer += 1;
assert(WITHIN_STACK_BOUNDS());
break;
}
"""
self.run_cases_test(input, input2, output)

def test_validate_uop_input_size_mismatch(self):
input = """
op(OP, (arg1[2] -- )) {
}
"""
input2 = """
op(OP, (arg1[4] -- )) {
}
"""
output = """
"""
with self.assertRaisesRegex(SyntaxError,
"Inputs must have equal sizes"):
self.run_cases_test(input, input2, output)

def test_validate_uop_output_size_mismatch(self):
input = """
op(OP, ( -- out[2])) {
}
"""
input2 = """
op(OP, ( -- out[4])) {
}
"""
output = """
"""
with self.assertRaisesRegex(SyntaxError,
"Outputs must have equal sizes"):
self.run_cases_test(input, input2, output)

def test_validate_uop_unused_size_mismatch(self):
input = """
op(OP, (foo[2] -- )) {
}
"""
input2 = """
op(OP, (unused[4] -- )) {
}
"""
output = """
"""
with self.assertRaisesRegex(SyntaxError,
"Inputs must have equal sizes"):
self.run_cases_test(input, input2, output)

if __name__ == "__main__":
unittest.main()
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