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GH-120982: Add stack check assertions to generated interpreter code (GH-120992)

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Mark Shannon 2024-06-25 16:42:29 +01:00 • committed by GitHub
parent 42b2c9d78d
commit 8f5a01707f
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8 changed files with 448 additions and 0 deletions
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14
Lib/test/test_generated_cases.py
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@ -151,6 +151,7 @@ class TestGeneratedCases(unittest.TestCase):
value = stack_pointer[-1];
spam();
stack_pointer += -1;
assert(WITHIN_STACK_BOUNDS());
DISPATCH();
}
"""
@ -171,6 +172,7 @@ class TestGeneratedCases(unittest.TestCase):
spam();
stack_pointer[0] = res;
stack_pointer += 1;
assert(WITHIN_STACK_BOUNDS());
DISPATCH();
}
"""
@ -216,6 +218,7 @@ class TestGeneratedCases(unittest.TestCase):
spam();
stack_pointer[-2] = res;
stack_pointer += -1;
assert(WITHIN_STACK_BOUNDS());
DISPATCH();
}
"""
@ -337,6 +340,7 @@ class TestGeneratedCases(unittest.TestCase):
if (cond) goto pop_2_label;
stack_pointer[-2] = res;
stack_pointer += -1;
assert(WITHIN_STACK_BOUNDS());
DISPATCH();
}
"""
@ -360,6 +364,7 @@ class TestGeneratedCases(unittest.TestCase):
uint32_t extra = read_u32(&this_instr[2].cache);
(void)extra;
stack_pointer += -1;
assert(WITHIN_STACK_BOUNDS());
DISPATCH();
}
"""
@ -425,6 +430,7 @@ class TestGeneratedCases(unittest.TestCase):
}
stack_pointer[-3] = res;
stack_pointer += -2;
assert(WITHIN_STACK_BOUNDS());
DISPATCH();
}
@ -459,6 +465,7 @@ class TestGeneratedCases(unittest.TestCase):
res = op3(arg2, left, right);
stack_pointer[-3] = res;
stack_pointer += -2;
assert(WITHIN_STACK_BOUNDS());
DISPATCH();
}
"""
@ -540,6 +547,7 @@ class TestGeneratedCases(unittest.TestCase):
below = stack_pointer[-2 - oparg*2];
spam();
stack_pointer += -2 - oparg*2;
assert(WITHIN_STACK_BOUNDS());
DISPATCH();
}
"""
@ -564,6 +572,7 @@ class TestGeneratedCases(unittest.TestCase):
stack_pointer[-2] = below;
stack_pointer[-1 + oparg*3] = above;
stack_pointer += oparg*3;
assert(WITHIN_STACK_BOUNDS());
DISPATCH();
}
"""
@ -586,6 +595,7 @@ class TestGeneratedCases(unittest.TestCase):
spam(values, oparg);
stack_pointer[0] = above;
stack_pointer += 1;
assert(WITHIN_STACK_BOUNDS());
DISPATCH();
}
"""
@ -608,6 +618,7 @@ class TestGeneratedCases(unittest.TestCase):
extra = stack_pointer[-1 - oparg];
if (oparg == 0) { stack_pointer += -1 - oparg; goto somewhere; }
stack_pointer += -1 - oparg;
assert(WITHIN_STACK_BOUNDS());
DISPATCH();
}
"""
@ -638,6 +649,7 @@ class TestGeneratedCases(unittest.TestCase):
if (oparg & 2) stack_pointer[-1 - (((oparg & 1) == 1) ? 1 : 0)] = output;
stack_pointer[-1 - (((oparg & 1) == 1) ? 1 : 0) + ((oparg & 2) ? 1 : 0)] = zz;
stack_pointer += -(((oparg & 1) == 1) ? 1 : 0) + ((oparg & 2) ? 1 : 0);
assert(WITHIN_STACK_BOUNDS());
DISPATCH();
}
"""
@ -679,6 +691,7 @@ class TestGeneratedCases(unittest.TestCase):
if (oparg) stack_pointer[-2] = extra;
stack_pointer[-2 + ((oparg) ? 1 : 0)] = res;
stack_pointer += -1 + ((oparg) ? 1 : 0);
assert(WITHIN_STACK_BOUNDS());
DISPATCH();
}
"""
@ -712,6 +725,7 @@ class TestGeneratedCases(unittest.TestCase):
stack_pointer[0] = val1;
stack_pointer[1] = val2;
stack_pointer += 2;
assert(WITHIN_STACK_BOUNDS());
DISPATCH();
}
"""