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Issue #9225: Remove the ROT_FOUR and DUP_TOPX opcode, the latter replaced

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by the new (and simpler) DUP_TOP_TWO.  Performance isn't changed, but
our bytecode is a bit simplified.  Patch by Demur Rumed.
This commit is contained in:
Antoine Pitrou 2010-09-04 18:43:52 +00:00
parent ef0e6c3b04
commit 74a69fa662
9 changed files with 31 additions and 62 deletions
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4
Python/opcode_targets.h
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@ -4,7 +4,7 @@ static void *opcode_targets[256] = {
&&TARGET_ROT_TWO,
&&TARGET_ROT_THREE,
&&TARGET_DUP_TOP,
&&TARGET_ROT_FOUR,
&&TARGET_DUP_TOP_TWO,
&&_unknown_opcode,
&&_unknown_opcode,
&&_unknown_opcode,
@ -98,7 +98,7 @@ static void *opcode_targets[256] = {
&&TARGET_DELETE_ATTR,
&&TARGET_STORE_GLOBAL,
&&TARGET_DELETE_GLOBAL,
&&TARGET_DUP_TOPX,
&&_unknown_opcode,
&&TARGET_LOAD_CONST,
&&TARGET_LOAD_NAME,
&&TARGET_BUILD_TUPLE,