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@@ -114,12 +114,13 @@ void p32x_m68k_poll_event(u32 flags)
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void NOINLINE p32x_sh2_poll_detect(u32 a, SH2 *sh2, u32 flags, int maxcnt)
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{
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u32 cycles_done = sh2_cycles_done_t(sh2);
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+ u32 cycles_diff = cycles_done - sh2->poll_cycles;
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// reading 2 consecutive 16bit values is probably a 32bit access. detect this
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// by checking address (max 2 bytes away) and cycles (max 2 cycles later).
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// no polling if more than 20 cycles have passed since last detect call.
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- if (a - sh2->poll_addr <= 2 && CYCLES_GE(sh2->poll_cycles+20, cycles_done)) {
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- if (CYCLES_GT(cycles_done,sh2->poll_cycles+2) && ++sh2->poll_cnt >= maxcnt) {
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+ if (a - sh2->poll_addr <= 2 && CYCLES_GE(20, cycles_diff)) {
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+ if (CYCLES_GT(cycles_diff, 2) && ++sh2->poll_cnt >= maxcnt) {
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if (!(sh2->state & flags))
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elprintf_sh2(sh2, EL_32X, "state: %02x->%02x",
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sh2->state, sh2->state | flags);
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