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py: Add LOAD_NULL bytecode and use it to simplify function calls.

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Adding this bytecode allows to remove 4 others related to
function/method calls with * and ** support.  Will also help with
bytecodes that make functions/closures with default positional and
keyword args.
This commit is contained in:
Damien George
2014-03-31 11:59:23 +01:00
parent 3056509e00
commit 523b575039
6 changed files with 44 additions and 130 deletions
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21
py/bc0.h
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@@ -11,6 +11,7 @@
#define MP_BC_LOAD_CONST_ID (0x17) // qstr
#define MP_BC_LOAD_CONST_BYTES (0x18) // qstr
#define MP_BC_LOAD_CONST_STRING (0x19) // qstr
#define MP_BC_LOAD_NULL (0x1a)
#define MP_BC_LOAD_FAST_0 (0x20)
#define MP_BC_LOAD_FAST_1 (0x21)
@@ -84,18 +85,14 @@
#define MP_BC_YIELD_VALUE (0x82)
#define MP_BC_YIELD_FROM (0x83)
#define MP_BC_MAKE_FUNCTION (0x90) // uint
#define MP_BC_MAKE_CLOSURE (0x91) // uint
#define MP_BC_CALL_FUNCTION (0x92) // uint
#define MP_BC_CALL_FUNCTION_VAR (0x93) // uint
#define MP_BC_CALL_FUNCTION_KW (0x94) // uint
#define MP_BC_CALL_FUNCTION_VAR_KW (0x95) // uint
#define MP_BC_CALL_METHOD (0x96) // uint
#define MP_BC_CALL_METHOD_VAR (0x97) // uint
#define MP_BC_CALL_METHOD_KW (0x98) // uint
#define MP_BC_CALL_METHOD_VAR_KW (0x99) // uint
#define MP_BC_MAKE_FUNCTION_DEFARGS (0x9a) // uint
#define MP_BC_MAKE_CLOSURE_DEFARGS (0x9b) // uint
#define MP_BC_MAKE_FUNCTION (0x90) // uint
#define MP_BC_MAKE_FUNCTION_DEFARGS (0x91) // uint
#define MP_BC_MAKE_CLOSURE (0x92) // uint
#define MP_BC_MAKE_CLOSURE_DEFARGS (0x93) // uint
#define MP_BC_CALL_FUNCTION (0x94) // uint
#define MP_BC_CALL_FUNCTION_VAR_KW (0x95) // uint
#define MP_BC_CALL_METHOD (0x96) // uint
#define MP_BC_CALL_METHOD_VAR_KW (0x97) // uint
#define MP_BC_IMPORT_NAME (0xe0) // qstr
#define MP_BC_IMPORT_FROM (0xe1) // qstr