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Copy pathtest_generated_cases.py
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3235 lines (3012 loc) · 92 KB
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import contextlib
import os
import sys
import tempfile
import unittest
from test import support
from test import test_tools
def skip_if_different_mount_drives():
if sys.platform != "win32":
return
ROOT = os.path.dirname(os.path.dirname(__file__))
root_drive = os.path.splitroot(ROOT)[0]
cwd_drive = os.path.splitroot(os.getcwd())[0]
if root_drive != cwd_drive:
# May raise ValueError if ROOT and the current working
# different have different mount drives (on Windows).
raise unittest.SkipTest(
f"the current working directory and the Python source code "
f"directory have different mount drives "
f"({cwd_drive} and {root_drive})"
)
skip_if_different_mount_drives()
test_tools.skip_if_missing("cases_generator")
with test_tools.imports_under_tool("cases_generator"):
from analyzer import StackItem, analyze_files
from cwriter import CWriter
import parser
from stack import Local, Stack
import tier1_generator
import optimizer_generator
import record_function_generator
def handle_stderr():
if support.verbose > 1:
return contextlib.nullcontext()
else:
return support.captured_stderr()
def parse_src(src):
p = parser.Parser(src, "test.c")
nodes = []
while node := p.definition():
nodes.append(node)
return nodes
class TestEffects(unittest.TestCase):
def test_effect_sizes(self):
stack = Stack()
inputs = [
x := StackItem("x", "1"),
y := StackItem("y", "oparg"),
z := StackItem("z", "oparg*2"),
]
outputs = [
StackItem("x", "1"),
StackItem("b", "oparg*4"),
StackItem("c", "1"),
]
null = CWriter.null()
stack.pop(z, null)
stack.pop(y, null)
stack.pop(x, null)
for out in outputs:
stack.push(Local.undefined(out))
self.assertEqual(stack.base_offset.to_c(), "-1 - oparg - oparg*2")
self.assertEqual(stack.physical_sp.to_c(), "0")
self.assertEqual(stack.logical_sp.to_c(), "1 - oparg - oparg*2 + oparg*4")
class TestGeneratedCases(unittest.TestCase):
def setUp(self) -> None:
super().setUp()
self.maxDiff = None
self.temp_dir = tempfile.gettempdir()
self.temp_input_filename = os.path.join(self.temp_dir, "input.txt")
self.temp_output_filename = os.path.join(self.temp_dir, "output.txt")
self.temp_metadata_filename = os.path.join(self.temp_dir, "metadata.txt")
self.temp_pymetadata_filename = os.path.join(self.temp_dir, "pymetadata.txt")
self.temp_executor_filename = os.path.join(self.temp_dir, "executor.txt")
def tearDown(self) -> None:
for filename in [
self.temp_input_filename,
self.temp_output_filename,
self.temp_metadata_filename,
self.temp_pymetadata_filename,
self.temp_executor_filename,
]:
try:
os.remove(filename)
except:
pass
super().tearDown()
def run_cases_test(self, input: str, expected: str):
with open(self.temp_input_filename, "w+") as temp_input:
temp_input.write(parser.BEGIN_MARKER)
temp_input.write(input)
temp_input.write(parser.END_MARKER)
temp_input.flush()
with handle_stderr():
tier1_generator.generate_tier1_from_files(
[self.temp_input_filename], self.temp_output_filename, False
)
with open(self.temp_output_filename) as temp_output:
lines = temp_output.read()
_, rest = lines.split(tier1_generator.INSTRUCTION_START_MARKER)
instructions, labels_with_prelude_and_postlude = rest.split(tier1_generator.INSTRUCTION_END_MARKER)
_, labels_with_postlude = labels_with_prelude_and_postlude.split(tier1_generator.LABEL_START_MARKER)
labels, _ = labels_with_postlude.split(tier1_generator.LABEL_END_MARKER)
actual = instructions.strip() + "\n\n " + labels.strip()
self.assertEqual(actual.strip(), expected.strip())
def test_inst_no_args(self):
input = """
inst(OP, (--)) {
SPAM();
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
SPAM();
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_inst_one_pop(self):
input = """
inst(OP, (value --)) {
SPAM(value);
DEAD(value);
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
_PyStackRef value;
value = stack_pointer[-1];
SPAM(value);
stack_pointer += -1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_inst_one_push(self):
input = """
inst(OP, (-- res)) {
res = SPAM();
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
_PyStackRef res;
res = SPAM();
stack_pointer[0] = res;
stack_pointer += 1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_inst_one_push_one_pop(self):
input = """
inst(OP, (value -- res)) {
res = SPAM(value);
DEAD(value);
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
_PyStackRef value;
_PyStackRef res;
value = stack_pointer[-1];
res = SPAM(value);
stack_pointer[-1] = res;
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_binary_op(self):
input = """
inst(OP, (left, right -- res)) {
res = SPAM(left, right);
INPUTS_DEAD();
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
_PyStackRef left;
_PyStackRef right;
_PyStackRef res;
right = stack_pointer[-1];
left = stack_pointer[-2];
res = SPAM(left, right);
stack_pointer[-2] = res;
stack_pointer += -1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_overlap(self):
input = """
inst(OP, (left, right -- left, result)) {
result = SPAM(left, right);
INPUTS_DEAD();
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
_PyStackRef left;
_PyStackRef right;
_PyStackRef result;
right = stack_pointer[-1];
left = stack_pointer[-2];
result = SPAM(left, right);
stack_pointer[-1] = result;
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_predictions(self):
input = """
inst(OP1, (arg -- res)) {
DEAD(arg);
res = Py_None;
}
inst(OP3, (arg -- res)) {
DEAD(arg);
DEOPT_IF(xxx);
res = Py_None;
}
family(OP1, INLINE_CACHE_ENTRIES_OP1) = { OP3 };
"""
output = """
TARGET(OP1) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP1;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP1);
PREDICTED_OP1:;
_PyStackRef arg;
_PyStackRef res;
arg = stack_pointer[-1];
res = Py_None;
stack_pointer[-1] = res;
DISPATCH();
}
TARGET(OP3) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP3;
(void)(opcode);
#endif
_Py_CODEUNIT* const this_instr = next_instr;
(void)this_instr;
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP3);
static_assert(INLINE_CACHE_ENTRIES_OP1 == 0, "incorrect cache size");
_PyStackRef arg;
_PyStackRef res;
arg = stack_pointer[-1];
if (xxx) {
UPDATE_MISS_STATS(OP1);
assert(_PyOpcode_Deopt[opcode] == (OP1));
JUMP_TO_PREDICTED(OP1);
}
res = Py_None;
stack_pointer[-1] = res;
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_sync_sp(self):
input = """
inst(A, (arg -- res)) {
DEAD(arg);
SYNC_SP();
escaping_call();
res = Py_None;
}
inst(B, (arg -- res)) {
DEAD(arg);
res = Py_None;
SYNC_SP();
escaping_call();
}
"""
output = """
TARGET(A) {
#if _Py_TAIL_CALL_INTERP
int opcode = A;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(A);
_PyStackRef arg;
_PyStackRef res;
arg = stack_pointer[-1];
stack_pointer += -1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
_PyFrame_SetStackPointer(frame, stack_pointer);
_PyFrame_StackPointerValidate(frame);
escaping_call();
_PyFrame_StackPointerInvalidate(frame);
res = Py_None;
stack_pointer[0] = res;
stack_pointer += 1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}
TARGET(B) {
#if _Py_TAIL_CALL_INTERP
int opcode = B;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(B);
_PyStackRef arg;
_PyStackRef res;
arg = stack_pointer[-1];
res = Py_None;
stack_pointer[-1] = res;
_PyFrame_SetStackPointer(frame, stack_pointer);
_PyFrame_StackPointerValidate(frame);
escaping_call();
_PyFrame_StackPointerInvalidate(frame);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_pep7_condition(self):
input = """
inst(OP, (arg1 -- out)) {
if (arg1)
out = 0;
else {
out = 1;
}
}
"""
output = ""
with self.assertRaises(SyntaxError):
self.run_cases_test(input, output)
def test_error_if_plain(self):
input = """
inst(OP, (--)) {
ERROR_IF(cond);
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
if (cond) {
JUMP_TO_LABEL(error);
}
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_error_if_plain_with_comment(self):
input = """
inst(OP, (--)) {
ERROR_IF(cond); // Comment is ok
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
if (cond) {
JUMP_TO_LABEL(error);
}
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_error_if_pop(self):
input = """
inst(OP, (left, right -- res)) {
SPAM(left, right);
INPUTS_DEAD();
ERROR_IF(cond);
res = 0;
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
_PyStackRef left;
_PyStackRef right;
_PyStackRef res;
right = stack_pointer[-1];
left = stack_pointer[-2];
SPAM(left, right);
if (cond) {
JUMP_TO_LABEL(pop_2_error);
}
res = 0;
stack_pointer[-2] = res;
stack_pointer += -1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_error_if_pop_with_result(self):
input = """
inst(OP, (left, right -- res)) {
res = SPAM(left, right);
INPUTS_DEAD();
ERROR_IF(cond);
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
_PyStackRef left;
_PyStackRef right;
_PyStackRef res;
right = stack_pointer[-1];
left = stack_pointer[-2];
res = SPAM(left, right);
if (cond) {
JUMP_TO_LABEL(pop_2_error);
}
stack_pointer[-2] = res;
stack_pointer += -1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_cache_effect(self):
input = """
inst(OP, (counter/1, extra/2, value --)) {
DEAD(value);
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
_Py_CODEUNIT* const this_instr = next_instr;
(void)this_instr;
frame->instr_ptr = next_instr;
next_instr += 4;
INSTRUCTION_STATS(OP);
_PyStackRef value;
value = stack_pointer[-1];
uint16_t counter = read_u16(&this_instr[1].cache);
(void)counter;
uint32_t extra = read_u32(&this_instr[2].cache);
(void)extra;
stack_pointer += -1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_suppress_dispatch(self):
input = """
label(somewhere) {
}
inst(OP, (--)) {
goto somewhere;
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
JUMP_TO_LABEL(somewhere);
}
LABEL(somewhere)
{
}
"""
self.run_cases_test(input, output)
def test_macro_instruction(self):
input = """
inst(OP1, (counter/1, left, right -- left, right)) {
op1(left, right);
}
op(OP2, (extra/2, arg2, left, right -- res)) {
res = op2(arg2, left, right);
INPUTS_DEAD();
}
macro(OP) = OP1 + cache/2 + OP2;
inst(OP3, (unused/5, arg2, left, right -- res)) {
res = op3(arg2, left, right);
INPUTS_DEAD();
}
family(OP, INLINE_CACHE_ENTRIES_OP) = { OP3 };
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 6;
INSTRUCTION_STATS(OP);
PREDICTED_OP:;
_Py_CODEUNIT* const this_instr = next_instr - 6;
(void)this_instr;
_PyStackRef left;
_PyStackRef right;
_PyStackRef arg2;
_PyStackRef res;
// _OP1
{
right = stack_pointer[-1];
left = stack_pointer[-2];
uint16_t counter = read_u16(&this_instr[1].cache);
(void)counter;
_PyFrame_SetStackPointer(frame, stack_pointer);
_PyFrame_StackPointerValidate(frame);
op1(left, right);
_PyFrame_StackPointerInvalidate(frame);
}
/* Skip 2 cache entries */
// OP2
{
arg2 = stack_pointer[-3];
uint32_t extra = read_u32(&this_instr[4].cache);
(void)extra;
assert(stack_pointer == _PyFrame_GetStackPointer(frame));
_PyFrame_StackPointerValidate(frame);
res = op2(arg2, left, right);
_PyFrame_StackPointerInvalidate(frame);
}
stack_pointer[-3] = res;
stack_pointer += -2;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}
TARGET(OP1) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP1;
(void)(opcode);
#endif
_Py_CODEUNIT* const this_instr = next_instr;
(void)this_instr;
frame->instr_ptr = next_instr;
next_instr += 2;
INSTRUCTION_STATS(OP1);
_PyStackRef left;
_PyStackRef right;
right = stack_pointer[-1];
left = stack_pointer[-2];
uint16_t counter = read_u16(&this_instr[1].cache);
(void)counter;
_PyFrame_SetStackPointer(frame, stack_pointer);
_PyFrame_StackPointerValidate(frame);
op1(left, right);
_PyFrame_StackPointerInvalidate(frame);
DISPATCH();
}
TARGET(OP3) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP3;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 6;
INSTRUCTION_STATS(OP3);
static_assert(INLINE_CACHE_ENTRIES_OP == 5, "incorrect cache size");
_PyStackRef arg2;
_PyStackRef left;
_PyStackRef right;
_PyStackRef res;
/* Skip 5 cache entries */
right = stack_pointer[-1];
left = stack_pointer[-2];
arg2 = stack_pointer[-3];
_PyFrame_SetStackPointer(frame, stack_pointer);
_PyFrame_StackPointerValidate(frame);
res = op3(arg2, left, right);
_PyFrame_StackPointerInvalidate(frame);
stack_pointer[-3] = res;
stack_pointer += -2;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_unused_caches(self):
input = """
inst(OP, (unused/1, unused/2 --)) {
body;
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 4;
INSTRUCTION_STATS(OP);
/* Skip 1 cache entry */
/* Skip 2 cache entries */
body;
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_pseudo_instruction_no_flags(self):
input = """
pseudo(OP, (in -- out1, out2)) = {
OP1,
};
inst(OP1, (--)) {
}
"""
output = """
TARGET(OP1) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP1;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP1);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_pseudo_instruction_with_flags(self):
input = """
pseudo(OP, (in1, in2 --), (HAS_ARG, HAS_JUMP)) = {
OP1,
};
inst(OP1, (--)) {
}
"""
output = """
TARGET(OP1) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP1;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP1);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_pseudo_instruction_as_sequence(self):
input = """
pseudo(OP, (in -- out1, out2)) = [
OP1, OP2
];
inst(OP1, (--)) {
}
inst(OP2, (--)) {
}
"""
output = """
TARGET(OP1) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP1;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP1);
DISPATCH();
}
TARGET(OP2) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP2;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP2);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_array_input(self):
input = """
inst(OP, (below, values[oparg*2], above --)) {
SPAM(values, oparg);
DEAD(below);
DEAD(values);
DEAD(above);
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
_PyStackRef below;
_PyStackRef *values;
_PyStackRef above;
above = stack_pointer[-1];
values = &stack_pointer[-1 - oparg*2];
below = stack_pointer[-2 - oparg*2];
SPAM(values, oparg);
stack_pointer += -2 - oparg*2;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_array_output(self):
input = """
inst(OP, (unused, unused -- below, values[oparg*3], above)) {
SPAM(values, oparg);
below = 0;
above = 0;
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
_PyStackRef below;
_PyStackRef *values;
_PyStackRef above;
values = &stack_pointer[-1];
SPAM(values, oparg);
below = 0;
above = 0;
stack_pointer[-2] = below;
stack_pointer[-1 + oparg*3] = above;
stack_pointer += oparg*3;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_array_input_output(self):
input = """
inst(OP, (values[oparg] -- values[oparg], above)) {
SPAM(values, oparg);
above = 0;
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
_PyStackRef *values;
_PyStackRef above;
values = &stack_pointer[-oparg];
SPAM(values, oparg);
above = 0;
stack_pointer[0] = above;
stack_pointer += 1;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_array_error_if(self):
input = """
inst(OP, (extra, values[oparg] --)) {
DEAD(extra);
DEAD(values);
ERROR_IF(oparg == 0);
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
_PyStackRef extra;
_PyStackRef *values;
values = &stack_pointer[-oparg];
extra = stack_pointer[-1 - oparg];
if (oparg == 0) {
stack_pointer += -1 - oparg;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
JUMP_TO_LABEL(error);
}
stack_pointer += -1 - oparg;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_macro_push_push(self):
input = """
op(A, (-- val1)) {
val1 = SPAM();
}
op(B, (-- val2)) {
val2 = SPAM();
}
macro(M) = A + B;
"""
output = """
TARGET(M) {
#if _Py_TAIL_CALL_INTERP
int opcode = M;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(M);
_PyStackRef val1;
_PyStackRef val2;
// A
{
val1 = SPAM();
}
// B
{
val2 = SPAM();
}
stack_pointer[0] = val1;
stack_pointer[1] = val2;
stack_pointer += 2;
ASSERT_WITHIN_STACK_BOUNDS(__FILE__, __LINE__);
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_override_inst(self):
input = """
inst(OP, (--)) {
spam;
}
override inst(OP, (--)) {
ham;
}
"""
output = """
TARGET(OP) {
#if _Py_TAIL_CALL_INTERP
int opcode = OP;
(void)(opcode);
#endif
frame->instr_ptr = next_instr;
next_instr += 1;
INSTRUCTION_STATS(OP);
ham;
DISPATCH();
}
"""
self.run_cases_test(input, output)
def test_override_op(self):