8000 gh-107557: Setup abstract interpretation (#107847) · python/cpython@e28b0dc · GitHub
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Fidget-SpinnergvanrossumJuliaPoo
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gh-107557: Setup abstract interpretation (#107847)
Co-authored-by: Guido van Rossum <gvanrossum@users.noreply.github.com> Co-authored-by: Jules <57632293+juliapoo@users.noreply.github.com>
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‎.gitattributes

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@@ -90,6 +90,7 @@ Programs/test_frozenmain.h generated
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Python/Python-ast.c generated
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Python/executor_cases.c.h generated
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Python/generated_cases.c.h generated
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Python/abstract_interp_cases.c.h generated
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Python/opcode_targets.h generated
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Python/stdlib_module_names.h generated
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Tools/peg_generator/pegen/grammar_parser.py generated

‎Include/cpython/optimizer.h

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typedef struct _PyOptimizerObject _PyOptimizerObject;
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/* Should return > 0 if a new executor is created. O if no executor is produced and < 0 if an error occurred. */
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typedef int (*optimize_func)(_PyOptimizerObject* self, PyCodeObject *code, _Py_CODEUNIT *instr, _PyExecutorObject **);
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typedef int (*optimize_func)(_PyOptimizerObject* self, PyCodeObject *code, _Py_CODEUNIT *instr, _PyExecutorObject **, int curr_stackentries);
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typedef struct _PyOptimizerObject {
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PyObject_HEAD

‎Include/internal/pycore_opcode_metadata.h

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‎Include/internal/pycore_optimizer.h

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#ifndef Py_INTERNAL_OPTIMIZER_H
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#define Py_INTERNAL_OPTIMIZER_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef Py_BUILD_CORE
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# error "this header requires Py_BUILD_CORE define"
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#endif
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#include "pycore_uops.h"
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int _Py_uop_analyze_and_optimize(PyCodeObject *code,
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_PyUOpInstruction *trace, int trace_len, int curr_stackentries);
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#ifdef __cplusplus
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}
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#endif
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#endif /* !Py_INTERNAL_OPTIMIZER_H */

‎Include/internal/pycore_uops.h

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# error "this header requires Py_BUILD_CORE define"
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#endif
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#define _Py_UOP_MAX_TRACE_LENGTH 32
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#define _Py_UOP_MAX_TRACE_LENGTH 64
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typedef struct {
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uint32_t opcode;

‎Makefile.pre.in

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Python/mysnprintf.o \
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Python/mystrtoul.o \
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Python/optimizer.o \
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Python/optimizer_analysis.o \
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Python/pathconfig.o \
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Python/preconfig.o \
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Python/pyarena.o \
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-m $(srcdir)/Include/internal/pycore_opcode_metadata.h.new \
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-e $(srcdir)/Python/executor_cases.c.h.new \
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-p $(srcdir)/Lib/_opcode_metadata.py.new \
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-a $(srcdir)/Python/abstract_interp_cases.c.h.new \
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$(srcdir)/Python/bytecodes.c
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$(UPDATE_FILE) $(srcdir)/Python/generated_cases.c.h $(srcdir)/Python/generated_cases.c.h.new
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$(UPDATE_FILE) $(srcdir)/Include/internal/pycore_opcode_metadata.h $(srcdir)/Include/internal/pycore_opcode_metadata.h.new
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$(UPDATE_FILE) $(srcdir)/Python/executor_cases.c.h $(srcdir)/Python/executor_cases.c.h.new
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$(UPDATE_FILE) $(srcdir)/Python/abstract_interp_cases.c.h $(srcdir)/Python/abstract_interp_cases.c.h.new
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$(UPDATE_FILE) $(srcdir)/Lib/_opcode_metadata.py $(srcdir)/Lib/_opcode_metadata.py.new
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Python/compile.o: $(srcdir)/Include/internal/pycore_opcode_metadata.h
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Python/executor.o: \
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$(srcdir)/Include/internal/pycore_opcode_metadata.h \
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$(srcdir)/Include/internal/pycore_optimizer.h \
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$(srcdir)/Python/ceval_macros.h \
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$(srcdir)/Python/executor_cases.c.h
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Python/optimizer.o: \
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$(srcdir)/Python/executor_cases.c.h \
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$(srcdir)/Include/internal/pycore_opcode_metadata.h
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$(srcdir)/Include/internal/pycore_opcode_metadata.h \
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$(srcdir)/Include/internal/pycore_optimizer.h
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Python/optimizer_analysis.o: \
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$(srcdir)/Include/internal/pycore_opcode_metadata.h \
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$(srcdir)/Include/internal/pycore_optimizer.h
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Python/frozen.o: $(FROZEN_FILES_OUT)
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$(srcdir)/Include/internal/pycore_obmalloc_init.h \
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$(srcdir)/Include/internal/pycore_opcode.h \
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$(srcdir)/Include/internal/pycore_opcode_utils.h \
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$(srcdir)/Include/internal/pycore_optimizer.h \
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$(srcdir)/Include/internal/pycore_pathconfig.h \
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$(srcdir)/Include/internal/pycore_pyarena.h \
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$(srcdir)/Include/internal/pycore_pyerrors.h \

‎Misc/NEWS.d/next/Core and Builtins/2023-08-02-09-55-21.gh-issue-107557.P1z-in.rst

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Generate the cases needed for the barebones tier 2 abstract interpreter for optimization passes in CPython.

‎PCbuild/_freeze_module.vcxproj

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<ClCompile Include="..\Python\mysnprintf.c" />
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<ClCompile Include="..\Python\mystrtoul.c" />
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<ClCompile Include="..\Python\optimizer.c" />
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<ClCompile Include="..\Python\optimizer_analysis.c" />
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<ClCompile Include="..\Python\pathconfig.c" />
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<ClCompile Include="..\Python\perf_trampoline.c" />
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<ClCompile Include="..\Python\preconfig.c" />

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