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Old recompiler improvements: limited in-block IRQ checking to floppy IRQ's only, rewrote the GPF handlers in ASM, and changed the recompiled INC and DEC instructions to actually use INC and DEC on host. Also removed the keyboard_at.c timer hack.

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OBattler
2020-07-15 05:03:19 +02:00
parent 10e16249fd
commit ec74ffb6a5
8 changed files with 81 additions and 12 deletions
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6
src/pic.c
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@@ -54,7 +54,7 @@ pic_log(const char *fmt, ...)
if (pic_do_log) {
va_start(ap, fmt);
pclog_ex(fmt, ap);
va_end(ap);
ic_u va_end(ap);
}
}
#else
@@ -83,7 +83,9 @@ pic_updatepending()
pic_intpending |= temp_pending;
}
}
pic_pending = !!((cpu_state.flags & I_FLAG) && pic_intpending);
/* This is a variable needed by the compiler to know when to force interpret a block,
only do this for FDC IRQ's. */
pic_pending = !!((cpu_state.flags & I_FLAG) && (pic_intpending & (1 << 6)));
pic_log("pic_intpending = %i %02X %02X %02X %02X\n", pic_intpending, pic.ins, pic.pend, pic.mask, pic.mask2);
pic_log(" %02X %02X %02X %02X %i %i\n", pic2.ins, pic2.pend, pic2.mask, pic2.mask2, ((pic.mask | pic.mask2) & (1 << 2)), ((pic2.pend&~pic2.mask)&~pic2.mask2));
}