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py/bc: Replace big opcode format table with simple macro.

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Damien George
2019-09-02 21:35:26 +10:00
parent 67fdfebe64
commit 1f7202d122
5 changed files with 32 additions and 213 deletions
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8
py/bc0.h
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@@ -31,6 +31,14 @@
#define MP_BC_MASK_FORMAT (0xf0)
#define MP_BC_MASK_EXTRA_BYTE (0x9e)
#define MP_BC_FORMAT_BYTE (0)
#define MP_BC_FORMAT_QSTR (1)
#define MP_BC_FORMAT_VAR_UINT (2)
#define MP_BC_FORMAT_OFFSET (3)
// Nibbles in magic number are: BB BB BB BB BB BO VV QU
#define MP_BC_FORMAT(op) ((0x000003a4 >> (2 * ((op) >> 4))) & 3)
// Load, Store, Delete, Import, Make, Build, Unpack, Call, Jump, Exception, For, sTack, Return, Yield, Op
#define MP_BC_BASE_RESERVED (0x00) // ----------------
#define MP_BC_BASE_QSTR_O (0x10) // LLLLLLSSSDDII---