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GH-135379: Support limited scalar replacement for replicated uops in the JIT code generator. (GH-135563)

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* Use it to support efficient specializations of COPY and SWAP in the JIT.
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Mark Shannon 2025-06-17 13:43:09 +01:00 • committed by GitHub
parent a9e66a7c50
commit 8dd8b5c2f0
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9 changed files with 313 additions and 198 deletions
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Python/generated_cases.c.h generated
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@ -5228,7 +5228,6 @@
_PyStackRef bottom;
_PyStackRef top;
bottom = stack_pointer[-1 - (oparg-1)];
assert(oparg > 0);
top = PyStackRef_DUP(bottom);
stack_pointer[0] = top;
stack_pointer += 1;
@ -11568,7 +11567,6 @@
_PyStackRef temp = bottom;
bottom = top;
top = temp;
assert(oparg >= 2);
stack_pointer[-2 - (oparg-2)] = bottom;
stack_pointer[-1] = top;
DISPATCH();