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annotate gen.h @ 1683:7e044a84268d

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Add support for SMD format ROMs in ZIP files
author Michael Pavone <pavone@retrodev.com>
date Thu, 17 Jan 2019 23:55:49 -0800
parents d5a47597b61f
children
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563
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1 #ifndef GEN_H_
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
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2 #define GEN_H_
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
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3 #include <stdint.h>
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
4
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
5 #if defined(X86_64) || defined(X86_32)
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
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6 typedef uint8_t code_word;
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
7 #define RESERVE_WORDS 5 //opcode + 4-byte displacement
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
8 #else
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
9 typedef uint32_t code_word;
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
10 #define RESERVE_WORDS 4 //1 push + 1 ldr + 1bx + 1 constant
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
11 #endif
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
12 typedef code_word * code_ptr;
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
13 #define CODE_ALLOC_SIZE (1024*1024)
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
14
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
15 typedef struct {
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
16 code_ptr cur;
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
17 code_ptr last;
894
a7774fc2de4b Partially working change to do proper stack alignment rather than doing a lame alignment check when calling a C compile dfunction. 68K core seems okay, but Z80 is busted.
Michael Pavone <pavone@retrodev.com>
parents: 665
diff changeset
18 uint32_t stack_off;
563
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
19 } code_info;
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
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20
654
98927f1b005b Fix some issues with 68K instruction retranslation
Michael Pavone <pavone@retrodev.com>
parents: 574
diff changeset
21 void check_alloc_code(code_info *code, uint32_t inst_size);
98927f1b005b Fix some issues with 68K instruction retranslation
Michael Pavone <pavone@retrodev.com>
parents: 574
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22
563
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
23 void init_code_info(code_info *code);
570
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents: 563
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24 void call(code_info *code, code_ptr fun);
76bba9ffe351 Initial stab at separating the generic parts of the 68K core from the host-cpu specific parts.
Michael Pavone <pavone@retrodev.com>
parents: 563
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25 void jmp(code_info *code, code_ptr dest);
574
1594525e2157 More 68K core refactoring to both reduce the amount of code and better split the host-cpu specific parts from the generic parts
Michael Pavone <pavone@retrodev.com>
parents: 570
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26 void jmp_r(code_info *code, uint8_t dst);
1298
d5a47597b61f Prevent blowing past our native translated instruction size of 255 bytes when translating movem with a large register list. Fixes bug in which Fantastic Dizzy was completely broken on 32-bit builds
Michael Pavone <pavone@retrodev.com>
parents: 1082
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27 //standard return from subroutine instruction
d5a47597b61f Prevent blowing past our native translated instruction size of 255 bytes when translating movem with a large register list. Fixes bug in which Fantastic Dizzy was completely broken on 32-bit builds
Michael Pavone <pavone@retrodev.com>
parents: 1082
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28 void rts(code_info *code);
656
24ccfd70133a Added 2 new functions to gen_x86.c for handling passing args according to the C abi of the host system and adapted the code in m68k_core_x86.c to use that instead of doing everything by hand
Michael Pavone <pavone@retrodev.com>
parents: 654
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29 //call a function and put the arguments in the appropriate place according to the host ABI
24ccfd70133a Added 2 new functions to gen_x86.c for handling passing args according to the C abi of the host system and adapted the code in m68k_core_x86.c to use that instead of doing everything by hand
Michael Pavone <pavone@retrodev.com>
parents: 654
diff changeset
30 void call_args(code_info *code, code_ptr fun, uint32_t num_args, ...);
1082
2ec5e6eaf81d Add support for specifying a reset handler in the M68K core. Adjust memory map initialization to handle extra field. Improved handling of out of bounds execution.
Michael Pavone <pavone@retrodev.com>
parents: 894
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31 //like the above, but call a function pointer stored in a register
2ec5e6eaf81d Add support for specifying a reset handler in the M68K core. Adjust memory map initialization to handle extra field. Improved handling of out of bounds execution.
Michael Pavone <pavone@retrodev.com>
parents: 894
diff changeset
32 void call_args_r(code_info *code, uint8_t fun_reg, uint32_t num_args, ...);
656
24ccfd70133a Added 2 new functions to gen_x86.c for handling passing args according to the C abi of the host system and adapted the code in m68k_core_x86.c to use that instead of doing everything by hand
Michael Pavone <pavone@retrodev.com>
parents: 654
diff changeset
33 //like the above, but follows other aspects of the ABI like stack alignment
894
a7774fc2de4b Partially working change to do proper stack alignment rather than doing a lame alignment check when calling a C compile dfunction. 68K core seems okay, but Z80 is busted.
Michael Pavone <pavone@retrodev.com>
parents: 665
diff changeset
34 //void call_args_abi(code_info *code, code_ptr fun, uint32_t num_args, ...);
a7774fc2de4b Partially working change to do proper stack alignment rather than doing a lame alignment check when calling a C compile dfunction. 68K core seems okay, but Z80 is busted.
Michael Pavone <pavone@retrodev.com>
parents: 665
diff changeset
35 #define call_args_abi call_args
665
d0943769353b Added functions to gen_x86 for saving and restoring callee save registers to better abstract over ABI differences between x86 and x86-64
Michael Pavone <pavone@retrodev.com>
parents: 656
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36 void save_callee_save_regs(code_info *code);
d0943769353b Added functions to gen_x86 for saving and restoring callee save registers to better abstract over ABI differences between x86 and x86-64
Michael Pavone <pavone@retrodev.com>
parents: 656
diff changeset
37 void restore_callee_save_regs(code_info *code);
563
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
38
c8fefa140c80 Moved some generic stuff from backend.h gen_arm.h and gen_arm.c into gen.h and gen.c. Added a couple fields to cpu_options so that gen_mem_fun can be made guest CPU generic
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
39 #endif //GEN_H_