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annotate test_arm.c @ 1021:4a92889e2889 v0.4.0

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Fix OS X build
author Michael Pavone <pavone@retrodev.com>
date Wed, 04 May 2016 00:50:20 -0700
parents 474270dbff15
children
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1af6c1052993 Added untested code for generating ARM machine code
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1 #include <stdio.h>
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2 #include "gen_arm.h"
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3
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4 typedef int32_t (*fib_fun)(int32_t);
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5
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6 int main(int arc, char **argv)
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7 {
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8 code_info code;
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9 init_code_info(&code);
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10 uint32_t *fib = code.cur;
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11 subi(&code, r0, r0, 2, SET_COND);
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12 movi_cc(&code, r0, 1, NO_COND, CC_LT);
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13 bx_cc(&code, lr, CC_LT);
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14 pushm(&code, LR | R4);
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15 mov(&code, r4, r0, NO_COND);
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16 bl(&code, fib);
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17 mov(&code, r1, r0, NO_COND);
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18 addi(&code, r0, r4, 1, NO_COND);
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19 mov(&code, r4, r1, NO_COND);
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20 bl(&code, fib);
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21 add(&code, r0, r4, r0, NO_COND);
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22 popm(&code, LR | R4);
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23 bx(&code, lr);
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24
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25 fib_fun fibc = (fib_fun)fib;
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26 printf("fib(10): %d\n", fibc(10));
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27
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28 return 0;
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29 }