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32x: drc: self-reentrant blocks

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@841 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2009-12-15 13:44:59 +00:00
parent 8beb44303e
commit 18b9412743
3 changed files with 453 additions and 179 deletions
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27
cpu/drc/emit_arm.c
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@ -264,12 +264,12 @@ static void emith_op_imm2(int cond, int s, int op, int rd, int rn, unsigned int
emith_op_imm2(cond, s, op, r, r, imm)
// test op
#define emith_top_imm(cond, op, r, imm) { \
#define emith_top_imm(cond, op, r, imm) do { \
u32 ror2, v; \
for (ror2 = 0, v = imm; v && !(v & 3); v >>= 2) \
ror2--; \
EOP_C_DOP_IMM(cond, op, 1, r, 0, ror2 & 0x0f, v & 0xff); \
}
} while (0)
#define is_offset_24(val) \
((val) >= (int)0xff000000 && (val) <= 0x00ffffff)
@ -595,6 +595,15 @@ static int emith_xbranch(int cond, void *target, int is_call)
#define emith_jump(target) \
emith_jump_cond(A_COND_AL, target)
#define emith_jump_patchable(cond) \
emith_jump_cond(cond, 0)
#define emith_jump_patch(ptr, target) do { \
u32 *ptr_ = ptr; \
u32 val = (u32 *)(target) - (u32 *)ptr_ - 2; \
*ptr_ = (*ptr_ & 0xff000000) | (val & 0x00ffffff); \
} while (0)
#define emith_jump_reg(r) \
EOP_BX(r)
@ -605,11 +614,6 @@ static int emith_xbranch(int cond, void *target, int is_call)
#define emith_sh2_drc_exit() \
EOP_LDMFD_SP(A_R4M|A_R5M|A_R6M|A_R7M|A_R8M|A_R9M|A_R10M|A_R11M|A_R15M)
#define emith_sh2_test_t() { \
int r = rcache_get_reg(SHR_SR, RC_GR_READ); \
EOP_TST_IMM(r, 0, 1); \
}
#define emith_sh2_dtbf_loop() { \
int cr, rn; \
int tmp_ = rcache_get_tmp(); \
@ -631,11 +635,10 @@ static int emith_xbranch(int cond, void *target, int is_call)
rcache_free_tmp(tmp_); \
}
#define emith_write_sr(srcr) { \
int srr = rcache_get_reg(SHR_SR, RC_GR_RMW); \
emith_lsr(srr, srr, 12); \
emith_or_r_r_r_lsl(srr, srr, srcr, 20); \
emith_ror(srr, srr, 20); \
#define emith_write_sr(sr, srcr) { \
emith_lsr(sr, sr, 10); \
emith_or_r_r_r_lsl(sr, sr, srcr, 22); \
emith_ror(sr, sr, 22); \
}
#define emith_carry_to_t(srr, is_sub) { \