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Commitba2a612

Browse files
committed
use tagged ints for indexes. Work in progress
1 parent9ca5b0e commitba2a612

15 files changed

+422
-385
lines changed

‎Include/internal/pycore_ceval.h

Lines changed: 2 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -362,6 +362,8 @@ PyAPI_FUNC(_PyStackRef) _PyFloat_FromDouble_ConsumeInputs(_PyStackRef left, _PyS
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#endif
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#endif
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_PyStackRef_PyForIter_NextWithIndex(PyObject*seq,_PyStackRefindex);
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#ifdef__cplusplus
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}
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#endif

‎Include/internal/pycore_code.h

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -311,7 +311,7 @@ extern void _Py_Specialize_CompareOp(_PyStackRef lhs, _PyStackRef rhs,
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_Py_CODEUNIT*instr,intoparg);
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externvoid_Py_Specialize_UnpackSequence(_PyStackRefseq,_Py_CODEUNIT*instr,
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intoparg);
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externvoid_Py_Specialize_ForIter(_PyStackRefiter,_Py_CODEUNIT*instr,intoparg);
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externvoid_Py_Specialize_ForIter(_PyStackRefiter,_PyStackRefnull_or_index,_Py_CODEUNIT*instr,intoparg);
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externvoid_Py_Specialize_Send(_PyStackRefreceiver,_Py_CODEUNIT*instr);
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externvoid_Py_Specialize_ToBool(_PyStackRefvalue,_Py_CODEUNIT*instr);
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externvoid_Py_Specialize_ContainsOp(_PyStackRefvalue,_Py_CODEUNIT*instr);

‎Include/internal/pycore_opcode_metadata.h

Lines changed: 1 addition & 1 deletion
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‎Include/internal/pycore_stackref.h

Lines changed: 19 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -231,6 +231,8 @@ extern intptr_t PyStackRef_UntagInt(_PyStackRef ref);
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extern_PyStackRefPyStackRef_TagInt(intptr_ti);
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extern_PyStackRefPyStackRef_IncrementTaggedInt(_PyStackRefref);
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externbool
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PyStackRef_IsNullOrInt(_PyStackRefref);
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@@ -255,7 +257,16 @@ static inline intptr_t
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PyStackRef_UntagInt(_PyStackRefi)
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{
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assert((i.bits&Py_INT_TAG)==Py_INT_TAG);
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returnPy_ARITHMETIC_RIGHT_SHIFT(intptr_t,i.bits,2);
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intptr_tval= (intptr_t)i.bits;
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returnPy_ARITHMETIC_RIGHT_SHIFT(intptr_t,val,2);
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}
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staticinline_PyStackRef
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PyStackRef_IncrementTaggedInt(_PyStackRefref)
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{
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assert(ref.bits!= (uintptr_t)-1);// Overflow
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return (_PyStackRef){ .bits=ref.bits+4 };
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}
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@@ -683,7 +694,13 @@ PyStackRef_XCLOSE(_PyStackRef ref)
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#endif// !defined(Py_GIL_DISABLED) && defined(Py_STACKREF_DEBUG)
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#definePyStackRef_TYPE(stackref) Py_TYPE(PyStackRef_AsPyObjectBorrow(stackref))
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staticinlinePyTypeObject*
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PyStackRef_TYPE(_PyStackRefstackref) {
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if (PyStackRef_IsTaggedInt(stackref)) {
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return&PyLong_Type;
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}
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returnPy_TYPE(PyStackRef_AsPyObjectBorrow(stackref));
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}
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// Converts a PyStackRef back to a PyObject *, converting the
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// stackref to a new reference.

‎Include/internal/pycore_uop_metadata.h

Lines changed: 1 addition & 1 deletion
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