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GH-111485: Break up instructions with unused cache entries into component micro-ops #113169

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merged 8 commits into from
Dec 18, 2023
Merged

GH-111485: Break up instructions with unused cache entries into component micro-ops #113169

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8dc1a32
Break up instructions with unused cache entries into component micro-ops
markshannon Dec 14, 2023
182309e
Fix whitespace
markshannon Dec 14, 2023
6a0b2e0
Test new cases generator, not old one
markshannon Dec 14, 2023
2e8773b
Test new cases generator, not old one
markshannon Dec 14, 2023
ef7746f
Update generated files
markshannon Dec 14, 2023
780bd87
Merge branch 'test-tier1-generator' into unused-to-skips
markshannon Dec 14, 2023
89c8034
Merge branch 'main' into unused-to-skips
markshannon Dec 14, 2023
97973db
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markshannon Dec 14, 2023
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17 changes: 17 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 @@ -466,6 +466,23 @@ def test_macro_instruction(self):
"""
self.run_cases_test(input, output)

def test_unused_cache(self):
input = """
inst(OP, (unused/1 --)) {
body();
}
"""
output = """
TARGET(OP) {
frame->instr_ptr = next_instr;
next_instr += 2;
INSTRUCTION_STATS(OP);
body();
DISPATCH();
}
"""
self.run_cases_test(input, output)
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I'm not sure this test is covering everything that changed in this PR.

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Probably not, it is just a smoke test.
The real test is that everything continues to work properly.

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Actually, it would be nice if there was a test that adds a /* Skip N cache entries */ comment where it wasn't before this PR, so we could see regressions around that. (I don't care about the singular/plural, but I care about it appearing at all.)


def test_pseudo_instruction_no_flags(self):
input = """
pseudo(OP) = {
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