Mercurial > repos > blastem
annotate test_arm.c @ 620:9d6fed6501ba
Fix handling of code writes for Z80 core. This seems to get things close to being back to where they were before the big refactor that broke the Z80 core. Some problems remain. Notably the sound driver in Sonic 2 is still quite broken.
author | Michael Pavone <pavone@retrodev.com> |
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date | Mon, 29 Dec 2014 23:08:39 -0800 |
parents | 474270dbff15 |
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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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Fix ARM code generation and test program
Michael Pavone <pavone@retrodev.com>
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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 } |