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add xSR/RTS call stack cache to sh2 drc

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This commit is contained in:
kub 2019-05-22 21:45:31 +02:00
parent e43998086c
commit 9e36dd0e08
4 changed files with 192 additions and 22 deletions
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22
cpu/drc/emit_x86.c
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@ -721,6 +721,20 @@ enum { xAX = 0, xCX, xDX, xBX, xSP, xBP, xSI, xDI };
EMIT_OP_MODRM(0x8b, 0, r, 4); \
EMIT_SIB(0, rs, rm); /* mov r, [rm + rs * 1] */ \
} while (0)
#define emith_read_r_r_r_wb(r, rs, rm) do { \
emith_read_r_r_r(r, rs, rm); \
emith_add_r_r_ptr(rs, rm); \
} while (0)
#define emith_write_r_r_r(r, rs, rm) do { \
EMIT_OP_MODRM(0x89, 0, r, 4); \
EMIT_SIB(0, rs, rm); /* mov [rm + rs * 1], r */ \
} while (0)
#define emith_write_r_r_r_wb(r, rs, rm) do { \
emith_write_r_r_r(r, rs, rm); \
emith_add_r_r_ptr(rs, rm); \
} while (0)
#define emith_ctx_read(r, offs) \
emith_read_r_r_offs(r, CONTEXT_REG, offs)
@ -801,6 +815,14 @@ enum { xAX = 0, xCX, xDX, xBX, xSP, xBP, xSI, xDI };
EMIT(offs, u32); \
} while (0)
#define emith_call_link(r, target) do { \
EMIT_OP(0xe8); \
EMIT(0, u32); /* call pc+0 */ \
emith_pop(r); \
emith_add_r_r_ptr_imm(r, r, 13); \
emith_jump(target); \
} while (0)
#define emith_ret() \
EMIT_OP(0xc3)