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- // gcc drctest.c cpu/drc/cmn.c cpu/sh2/mame/sh2dasm.c platform/libpicofe/linux/host_dasm.c platform/libpicofe/linux/plat.c -I. -DDRC_SH2 -g -O -o drctest -lbfd-<ver>-multiarch -lopcodes-<ver>-multiarch -liberty -D<__platform__>
- #include <stdarg.h>
- #include <stdio.h>
- #include <cpu/sh2/compiler.c>
- struct Pico Pico;
- SH2 sh2s[2];
- struct Pico32xMem _Pico32xMem, *Pico32xMem = &_Pico32xMem;
- struct Pico32x Pico32x;
- char **g_argv;
- void memset32(void *dest_in, int c, int count) { memset(dest_in, c, 4*count); }
- void cache_flush_d_inval_i(void *start_addr, void *end_addr) { }
- void *plat_mem_get_for_drc(size_t size) { return NULL; }
- void *p32x_sh2_get_mem_ptr(u32 a, u32 *mask, SH2 *sh2) { return NULL; }
- void REGPARM(3) p32x_sh2_write8 (u32 a, u32 d, SH2 *s) { }
- void REGPARM(3) p32x_sh2_write16(u32 a, u32 d, SH2 *s) { }
- void REGPARM(3) p32x_sh2_write32(u32 a, u32 d, SH2 *s) { }
- u32 REGPARM(2) p32x_sh2_read8 (u32 a, SH2 *s) { }
- u32 REGPARM(2) p32x_sh2_read16(u32 a, SH2 *s) { }
- u32 REGPARM(2) p32x_sh2_read32(u32 a, SH2 *s) { }
- u32 REGPARM(3) p32x_sh2_poll_memory8 (u32 a, u32 d, SH2 *s) { }
- u32 REGPARM(3) p32x_sh2_poll_memory16(u32 a, u32 d, SH2 *s) { }
- u32 REGPARM(3) p32x_sh2_poll_memory32(u32 a, u32 d, SH2 *s) { }
- int main(int argc, char *argv[])
- {
- FILE *f;
- u32 (*testfunc)(u32), ret;
- int arg0, arg1, arg2, arg3, sr;
- host_arg2reg(arg0, 0);
- host_arg2reg(arg1, 1);
- host_arg2reg(arg2, 2);
- host_arg2reg(arg3, 3);
- g_argv = argv;
- sh2_drc_init(sh2s);
- f = fopen("utils.bin", "w");
- fwrite(tcache, 1, 4096, f);
- fclose(f);
- tcache_ptr = tcache_ring[0].base;
- u8 *p1 = tcache_ptr;
- emith_jump_patchable(0);
- u8 *p2 = tcache_ptr;
- emith_jump_cond_patchable(DCOND_GE, 0);
- emith_move_r_r(0, 1);
- emith_move_r_r(0, 2);
- u8 *p3 = tcache_ptr;
- emith_move_r_r(0, 3);
- emith_move_r_r(0, 4);
- emith_move_r_r(0, 5);
- u8 *p4 = tcache_ptr;
- emith_move_r_imm_s8_patchable(arg0, 0);
- emith_move_r_r(0, 6);
- emith_flush();
- emith_jump_patch(p1, tcache_ptr, NULL);
- emith_jump_patch(p2, tcache_ptr, NULL);
- emith_jump_at(p3, tcache_ptr);
- emith_move_r_imm_s8_patch(p4, 42);
- emith_read8_r_r_offs(arg0, arg1, 100);
- emith_read8_r_r_offs(arg0, arg1, 1000);
- emith_read8_r_r_offs(arg0, arg1, 10000);
- emith_read8_r_r_offs(arg0, arg1, -100);
- emith_read8_r_r_offs(arg0, arg1, -1000);
- emith_read8_r_r_offs(arg0, arg1, -10000);
- emith_read16_r_r_offs(arg0, arg1, 4);
- emith_read_r_r_offs(arg0, arg1, 4);
- emith_read8s_r_r_offs(arg0, arg1, 4);
- emith_read16s_r_r_offs(arg0, arg1, 4);
- emith_write_r_r_offs(arg0, arg1, 4);
- emith_add_r_r_r_lsl(arg0, arg1, arg2, 2);
- emith_move_r_r(0, 0);
- emith_mula_s64(arg0, arg1, arg2, arg3);
- emith_move_r_r(0, 0);
- emith_clear_msb(arg0, arg1, 8);
- emith_clear_msb(arg0, arg1, 16);
- emith_clear_msb(arg0, arg1, 24);
- emith_sext(arg0, arg1, 8);
- emith_sext(arg0, arg1, 16);
- emith_sext(arg0, arg1, 24);
- emith_move_r_r(0, 0);
- emith_lsl(arg0, arg1, 24);
- emith_lsr(arg0, arg1, 24);
- emith_asr(arg0, arg1, 24);
- emith_rol(arg0, arg1, 24);
- emith_move_r_r(0, 0);
- emith_lslf(arg0, arg1, 24);
- emith_lsrf(arg0, arg1, 24);
- emith_asrf(arg0, arg1, 24);
- emith_rolf(arg0, arg1, 24);
- emith_rorf(arg0, arg1, 24);
- emith_move_r_r(0, 0);
- emith_rolcf(arg0);
- emith_rorcf(arg0);
- emith_negcf_r_r(arg0, arg1);
- emith_move_r_r(0, 0);
- emith_eor_r_r_imm(arg0, arg1, 100);
- emith_eor_r_r_imm(arg0, arg1, 10000);
- emith_eor_r_r_imm(arg0, arg1, -100);
- emith_eor_r_r_imm(arg0, arg1, -10000);
- emith_move_r_r(0, 0);
- emith_move_r_imm(arg0, 100);
- emith_move_r_imm(arg0, 1000);
- emith_move_r_imm(arg0, 10000);
- emith_move_r_imm(arg0, -100);
- emith_move_r_imm(arg0, -1000);
- emith_move_r_imm(arg0, -10000);
- emith_move_r_r(0, 0);
- emith_move_r_ptr_imm(arg0, 0x1234567887654321ULL);
- emith_move_r_ptr_imm(arg1, 0x8765432112345678ULL);
- emith_move_r_ptr_imm(arg2, 0x0011223344556677ULL);
- emith_move_r_ptr_imm(arg3, 0x7766554433221100ULL);
- emith_move_r_r(0, 0);
- emith_tpop_carry(29, 0);
- emith_tpush_carry(29, 0);
- emith_move_r_r(0, 0);
- emith_carry_to_t(29, 0);
- emith_t_to_carry(29, 0);
- emith_move_r_r(0, 0);
- emith_write_sr(29, arg0);
- emith_move_r_r(0, 0);
- emith_sh2_delay_loop(11, arg0);
- emith_move_r_r(0, 0);
- emith_sh2_delay_loop(11, -1);
- emith_move_r_r(0, 0);
- emith_sh2_div1_step(arg0, arg1, 29);
- emith_move_r_r(0, 0);
- emith_sh2_macl(arg0, arg1, arg2, arg3, 29);
- emith_move_r_r(0, 0);
- emith_sh2_macw(arg0, arg1, arg2, arg3, 29);
- emith_move_r_r(0, 0);
- emith_flush();
- emith_pool_commit(1);
- emith_ret();
- f = fopen("test.bin", "w");
- fwrite(tcache_ring[0].base, 1, tcache_ptr - tcache_ring[0].base, f);
- fclose(f);
- do_host_disasm(0);
- #if 0
- testfunc = (void *)tcache_next[0];
- tcache_ptr = tcache_next[0];
- emith_move_r_r(RET_REG, arg0);
- emith_ret();
- host_instructions_updated(tcache_next[0], tcache_ptr);
- ret = testfunc(0x00000001);
- printf("ret %x\n",ret);
- #endif
- }
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