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HEAD
add a thp-based huge page alloc fallback
[pcsx_rearmed.git]
/
deps
/
lightning
/
check
/
factorial.tst
1
.data 32
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str:
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.c "%.0lf\n"
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.code
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jmpi main
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/*
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* double factorial(unsigned long n) {
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* double r = 1;
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* while (n > 1) {
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* r *= n;
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* --n;
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* }
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* return r;
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* }
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*/
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factorial:
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prolog
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arg $n
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getarg %r0 $n
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movi_d %f0 1.0
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extr_d %f1 %r0
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movr_d %f2 %f0
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loop:
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bltr_d done %f1 %f2
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mulr_d %f0 %f0 %f1
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subr_d %f1 %f1 %f2
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jmpi loop
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done:
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retr_d %f0
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epilog
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/*
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* int main(int argc, char *argv[]) {
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* unsigned long v;
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* double d;
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* if (argc == 2)
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* v = strtoul(argv[1], NULL, 0);
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* else
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* v = 32;
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* d = factorial(v);
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* printf("%.0lf\n", d);
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* return 0;
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* }
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*/
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main:
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prolog
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arg $argc
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arg $argv
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getarg %r0 $argc
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bnei default %r0 2
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getarg %v0 $argv
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ldxi %r0 %v0 $(__WORDSIZE >> 3)
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prepare
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pushargr %r0
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pushargi 0
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pushargi 0
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finishi @strtoul
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retval %v0
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jmpi call
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default:
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movi %v0 32
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call:
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prepare
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pushargr %v0
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finishi factorial
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retval_d %f0
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prepare
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pushargi str
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ellipsis
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pushargr_d %f0
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finishi @printf
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reti 0
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epilog