ref: 9d9febe1d36995046c0ec246fcec54fdbe1d16f8
dir: /test/asm/div-mod.asm/
def _ASM equ 0 test: MACRO ; Test RGBASM redef V equs "_ASM +" static_assert \# ; Test RGBLINK redef V equs "_LINK +" assert \# ENDM test_mod: MACRO def x = \1 ; dividend def y = \2 ; divisor shift 2 def q = x / y ; quotient def r = x % y ; remainder ; identity laws test (V (q * y + r)) == (V x) test (V (x + y) % y) == (V r) test (V (x - y) % y) == (V r) ENDM test_each_mod: MACRO test_mod (\1), (\2) test_mod (\1), -(\2) test_mod -(\1), (\2) test_mod -(\1), -(\2) ENDM test_pow: MACRO def x = \1 ; dividend def y = 2 ** \2 ; divisor def r = x % y ; remainder def m = x & (y - 1) ; mask ; identity law test (V r) == (V m) ENDM test_each_pow: MACRO test_pow (\1), (\2) test_pow -(\1), (\2) ENDM test_each_mod 0, 1 test_each_mod 7, 5 test_each_mod 42, 256 test_each_mod 567, 256 test_each_mod 256, 512 test_each_mod 1, 65535 test_each_mod 100, 65535 test_each_mod 10000, 65535 test_each_mod 1000000, 65535 test_each_pow 5, 1 test_each_pow 42, 8 test_each_pow 567, 8 test_each_pow 12345, 16 test_each_pow 99999, 16 SECTION "LINK", ROM0 _LINK::