Roberto Ierusalimschy
f360e7778b
assert cannot use instruction after the last
2017-12-22 14:43:59 -02:00
Roberto Ierusalimschy
4676f6599e
new macros 'isOT'/'isIT'
...
(plus exchanged parameters of OP_VARARG to make it similar to other
'isOT' instructions)
2017-12-22 12:16:46 -02:00
Roberto Ierusalimschy
ab07005568
new auxiliary function 'luaK_isKint' + removal of 'luaK_needclose',
...
which was not being used anywhere.
2017-12-18 13:44:44 -02:00
Roberto Ierusalimschy
f8c1c1469a
some cleaning on signed opcode parameters
2017-12-15 16:53:48 -02:00
Roberto Ierusalimschy
e001d5aea6
'VRELOCABLE' -> 'VRELOC'
2017-12-14 12:24:02 -02:00
Roberto Ierusalimschy
86431a2f1c
new opcodes BANDK/BORK/BXORK. (They do not use immediate operands
...
because, too often, masks in bitwise operations are integers larger
than one byte.)
2017-12-13 16:32:09 -02:00
Roberto Ierusalimschy
c7ee7fe026
new opcodes OP_SHLI/OP_SHRI
2017-12-04 15:41:30 -02:00
Roberto Ierusalimschy
ac78b914b6
warnings from Visual Studio /W3
2017-11-30 13:37:16 -02:00
Roberto Ierusalimschy
10b8c99bbb
small peephole optimizations
2017-11-30 11:29:18 -02:00
Roberto Ierusalimschy
745eb41993
new opcodes OP_RETURN0/OP_RETURN1
2017-11-29 14:57:36 -02:00
Roberto Ierusalimschy
36aecd4548
order opcodes cannot use 'K' operands
2017-11-28 13:26:15 -02:00
Roberto Ierusalimschy
ff5fe51044
using register 'k' for conditions in tests (we only need one bit there)
2017-11-28 10:58:18 -02:00
Roberto Ierusalimschy
599f1742c6
detail (typo in comments)
2017-11-23 17:29:04 -02:00
Roberto Ierusalimschy
3c230cc825
using 'A' for register instead of 'B' in relational opcodes
...
('R(A)' is already created by default for all instructions.)
2017-11-22 17:15:44 -02:00
Roberto Ierusalimschy
41f2936d8f
new opcode 'OP_EQI' for equality with immediate numbers
2017-11-22 16:41:20 -02:00
Roberto Ierusalimschy
4c0e36a46e
new instruction 'OP_EQK' (for equality with constants)
2017-11-16 10:59:14 -02:00
Roberto Ierusalimschy
26679ea35b
new function 'luaV_flttointeger' to convert floats to integers (without
...
string coercions) + string operands to bitwise operations handled
by string metamethods
2017-11-08 12:50:23 -02:00
Roberto Ierusalimschy
c3e5946fb2
new format for JUMP instructions (to allow larger offsets)
2017-11-07 15:20:42 -02:00
Roberto Ierusalimschy
a1ef58b3a5
eplicit 1-bit opcode operand 'k'
2017-10-04 18:56:32 -03:00
Roberto Ierusalimschy
8fbe9e3470
new opcodes with immediate integer operand for all arithmetic operations
2017-10-04 12:49:24 -03:00
Roberto Ierusalimschy
f3b3d9b5c2
string constants (Kstr) must fit into 'B' register
2017-10-02 19:50:57 -03:00
Roberto Ierusalimschy
bc1b0733b8
avoid the use of bit 'Bk' ('B' will lose this bit soon)
2017-10-01 16:13:43 -03:00
Roberto Ierusalimschy
722bdbe17d
no more 'getBMode'-'getCMode' (imprecise + we will need more space
...
for op mode) + better control of op modes
2017-09-28 13:53:29 -03:00
Roberto Ierusalimschy
00e728af88
binary operators use R instead of RK
...
faster + nobody uses RK(B), so B can be smaller (freeing one bit
for more opcodes, soon)
2017-09-26 15:14:45 -03:00
Roberto Ierusalimschy
13256a4173
detail
...
put explicit all cases for a switch of an enumeration
2017-09-26 14:10:49 -03:00
Roberto Ierusalimschy
abb17cf19b
new opcode OP_LOADF (load immediate float)
2017-09-19 15:38:14 -03:00
Roberto Ierusalimschy
80d9b09f35
jumps do not close upvalues (to be faster and simpler);
...
explicit instruction to close upvalues; command 'break' not
handled like a 'goto' (to optimize removal of uneeded 'close'
instructions)
2017-09-13 16:50:08 -03:00
Roberto Ierusalimschy
f96497397a
new type 'StackValue' for stack elements
...
(we may want to put extra info there in the future)
2017-06-29 12:06:44 -03:00
Roberto Ierusalimschy
b42430fd3a
'lineinfo' in prototypes saved as differences instead of absolute
...
values, so that the array can use bytes instead of ints, reducing
its size. (A new array 'abslineinfo' is used when line differences
do not fit in a byte.)
2017-06-27 08:35:31 -03:00
Roberto Ierusalimschy
de74289049
table field names for dedicated opcodes can be restricted to
...
small strings for slightly faster access
2017-05-18 16:44:19 -03:00
Roberto Ierusalimschy
502a1d1108
new opcodes for table access with constant keys (strings and integers)
2017-04-28 17:57:45 -03:00
Roberto Ierusalimschy
173e41b2eb
new opcode OP_ADDI (for immediate integer operand) (Experimental)
2017-04-26 14:46:52 -03:00
Roberto Ierusalimschy
a3f9c1a77a
detail (using unsigned comparison in range check for LOADI)
2017-04-25 17:01:14 -03:00
Roberto Ierusalimschy
6dbae1b5d9
registers in a VINDEXED expression must be freed in order
2017-04-25 15:28:25 -03:00
Roberto Ierusalimschy
cb3d5dce30
opcodes 'OP_GETTABUP'/'OP_SETTABUP' operate only with string keys,
...
so they can use fast-track table access
2017-04-24 17:26:39 -03:00
Roberto Ierusalimschy
6a98aa0bb0
new opcode LOADI (for loading immediate integers)
2017-04-20 16:53:55 -03:00
Roberto Ierusalimschy
2a235312f0
detail (removing spaces at end of lines)
2016-12-22 11:08:50 -02:00
Roberto Ierusalimschy
fc6b32bcaa
bug: Lua can generate wrong code in functions with too many constants
2016-07-19 14:12:07 -03:00
Roberto Ierusalimschy
6487fb11fc
all 'static' variables should be 'const'
2016-06-20 16:12:46 -03:00
Roberto Ierusalimschy
fbd8614bdb
comment (FALLTHROUGH)
2016-05-13 16:09:46 -03:00
Roberto Ierusalimschy
1f259be52a
'getcode' -> 'getinstruction'
2016-01-05 14:22:37 -02:00
Roberto Ierusalimschy
b12b635a90
more refactoring
2016-01-04 11:40:57 -02:00
Roberto Ierusalimschy
384d1b47b0
comments (*lots* of them) + asserts
2015-12-18 11:53:36 -02:00
Roberto Ierusalimschy
a01eba657e
reordering of some functions + 'code_label' renamed to 'code_loadbool'
2015-12-17 13:02:44 -02:00
Roberto Ierusalimschy
b7446ea88d
detail ('while' -> 'for') in 'luaK_patchclose'
2015-12-17 12:52:53 -02:00
Roberto Ierusalimschy
d103312661
details (typos in comments)
2015-11-19 17:16:22 -02:00
Roberto Ierusalimschy
82129b9266
use macro 'hasjumps' to test whether expression has jumps...
2015-10-26 12:27:47 -02:00
Roberto Ierusalimschy
a1935b9cba
error message ("too complex" -> "too many registers") + MAXREGS
...
changed to 255 (no reason not to use maximum allowed)
2015-04-29 15:24:11 -03:00
Roberto Ierusalimschy
e723c75c02
details (avoid 'lint' warnings)
2015-03-28 16:14:47 -03:00
Roberto Ierusalimschy
8e5290d81e
all "divisions" (div,idiv,mod) by zero are not folded, to avoid
...
problems during compilation + does not fold zero results, as they
can collapse with -0.0 and the ANSI test to distinguish both needs
a division by zero (which we are trying to avoid) + removed macro
'luai_numinvalidop' (as its main use case were divisions by zero)
2014-12-29 14:49:25 -02:00
