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GH-139109: Support switch/case dispatch with the tracing interpreter. (GH-141703)

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Mark Shannon 2025-11-18 13:31:48 +00:00 • committed by GitHub
parent b87613f214
commit b420f6be53
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18 changed files with 617 additions and 585 deletions
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Include/internal/pycore_magic_number.h
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@ -286,6 +286,7 @@ Known values:
Python 3.15a1 3653 (Fix handling of opcodes that may leave operands on the stack when optimizing LOAD_FAST)
Python 3.15a1 3654 (Fix missing exception handlers in logical expression)
Python 3.15a1 3655 (Fix miscompilation of some module-level annotations)
Python 3.15a1 3656 (Add TRACE_RECORD instruction, for platforms with switch based interpreter)
Python 3.16 will start with 3700
@ -299,7 +300,7 @@ PC/launcher.c must also be updated.
*/
#define PYC_MAGIC_NUMBER 3655
#define PYC_MAGIC_NUMBER 3656
/* This is equivalent to converting PYC_MAGIC_NUMBER to 2 bytes
(little-endian) and then appending b'\r\n'. */
#define PYC_MAGIC_NUMBER_TOKEN \