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Always emulate bitwise operations for CC

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Kodi Craft 2025-03-25 19:26:22 +01:00
parent 6cf175e5f0
commit fc349f46e4
Signed by: kodi
GPG Key ID: 69D9EED60B242822
1 changed files with 13 additions and 12 deletions
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sha256.lua
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@ -193,6 +193,9 @@ if print_debug_messages then
print(" "..method) print(" "..method)
end end
-- For computercraft, use emulated mode for the sake of compatibility
branch = "EMUL"
-------------------------------------------------------------------------------- --------------------------------------------------------------------------------
-- BASIC 32-BIT BITWISE FUNCTIONS -- BASIC 32-BIT BITWISE FUNCTIONS
@ -208,8 +211,6 @@ if branch == "FFI" or branch == "LJ" or branch == "LIB32" then
-- Your system has 32-bit bitwise library (either "bit" or "bit32") -- Your system has 32-bit bitwise library (either "bit" or "bit32")
-- ADJUSTED FOR COMPUTERCRAFT
AND = b.band -- 2 arguments AND = b.band -- 2 arguments
OR = b.bor -- 2 arguments OR = b.bor -- 2 arguments
XOR = b.bxor -- 2..5 arguments XOR = b.bxor -- 2..5 arguments
@ -219,17 +220,17 @@ if branch == "FFI" or branch == "LJ" or branch == "LIB32" then
SHR = b.brshift SHR = b.brshift
-- ROL = b.rol or b.lrotate -- second argument is integer 0..31 -- ROL = b.rol or b.lrotate -- second argument is integer 0..31
-- ROR = b.ror or b.rrotate -- second argument is integer 0..31 -- ROR = b.ror or b.rrotate -- second argument is integer 0..31
function ROL(x, n) --function ROL(x, n)
x = x % 2^32 * 2^n -- x = x % 2^32 * 2^n
local r = x % 2^32 -- local r = x % 2^32
return r + (x - r) / 2^32 -- return r + (x - r) / 2^32
end --end
function ROR(x, n) --function ROR(x, n)
x = x % 2^32 / 2^n -- x = x % 2^32 / 2^n
local r = x % 1 -- local r = x % 1
return r * 2^32 + (x - r) -- return r * 2^32 + (x - r)
end --end
NOT = b.bnot -- only for LuaJIT NOT = b.bnot -- only for LuaJIT
NORM = b.tobit -- only for LuaJIT NORM = b.tobit -- only for LuaJIT