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Optimizing-assembly-code.md
Age
Commit message (
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Author
2022-01-12
Optimize a & MASK == MASK
Rangi
2021-11-10
Conditional ret
Rangi
2021-11-02
dec a then AddNTimes
Rangi
2021-08-01
Load from an address to `sp` by ISSOtm
Rangi
2021-07-31
XOR swap
Rangi
2021-07-11
rept -> for
Rangi
2021-07-04
* -> multiplied by
Rangi
2021-06-20
Rephrase guidelines
Rangi
2021-05-21
ei + ret -> reti
Rangi
2021-04-23
Optimize 'sub hl, de'
Rangi
2021-03-24
Variants
Rangi
2021-03-24
hl
Rangi
2021-03-24
no_carry_3
Rangi
2021-03-24
Add or subtract the carry flag from a 16-bit register
Rangi
2021-03-24
Note
Rangi
2021-03-24
Add or subtract the carry flag from a register besides `a`
Rangi
2021-03-16
ld [hl], FOO / inc|dec hl -> ld a, FOO / ld [hli|hld], a
Rangi
2021-03-12
Conditional return
Rangi
2021-02-22
jp cc
Rangi
2021-02-22
call cc
Rangi
2021-02-16
hl+=a
Rangi
2021-02-12
...
Rangi
2020-11-29
correct cycles
Rangi
2020-11-29
bitness
Rangi
2020-11-29
hl = a
Rangi
2020-11-29
ax6's trick
Rangi
2020-11-29
hl = a + {0-255}
Rangi
2020-11-29
comments
Rangi
2020-11-26
three 5 or 6 cycles that are always 5 cycles
Damian Yerrick
2020-11-26
GF's bad example
Rangi
2020-11-26
save 2 bytes and 9 cycles off size over speed bit reversal
Damian Yerrick
2020-11-26
Lookup table
Rangi
2020-11-26
Formatting
Rangi
2020-11-26
Don't
Rangi
2020-11-26
Not identical
Rangi
2020-11-26
Remove less efficient version
JL2210
2020-11-26
Added formatting to the bit reverse snippet.
nitro2k01
2020-11-26
Added version of the bit reverse code adapter for GB.
nitro2k01
2020-11-25
Omit ld b, 0
Rangi
2020-11-25
Optimize hl|bc|de = Foo + a
Rangi
2020-11-25
http://www.retroprogramming.com/2014/01/fast-z80-bit-reversal.html
Rangi
2020-11-24
no_carry
Rangi
2020-11-24
carry table
Rangi
2020-10-06
Name
Rangi
2020-10-06
Name
Rangi
2020-10-06
jr timing
Rangi
2020-10-06
Fix jr
Rangi
2020-08-29
asm
Rangi
2020-08-29
swap a
Rangi
2020-08-29
asm
Rangi
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