--- a/ztestrun.c	Sun Jan 27 14:37:37 2019 -0800
+++ b/ztestrun.c	Mon Jan 28 19:24:04 2019 -0800
@@ -4,7 +4,12 @@
  BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text.
 */
 #include "z80inst.h"
+#ifdef NEW_CORE
+#include "z80.h"
+#include <string.h>
+#else
 #include "z80_to_x86.h"
+#endif
 #include "mem.h"
 #include "vdp.h"
 #include <stdio.h>
@@ -42,10 +47,12 @@
 	{ 0x0000, 0x100, 0xFF, 0, 0, 0,                                  NULL,    NULL, NULL, z80_unmapped_read, z80_unmapped_write}
 };
 
+#ifndef NEW_CORE
 void z80_next_int_pulse(z80_context * context)
 {
 	context->int_pulse_start = context->int_pulse_end = CYCLE_NEVER;
 }
+#endif
 
 int main(int argc, char ** argv)
 {
@@ -89,6 +96,34 @@
 		exit(1);
 	}
 	fclose(f);
+#ifdef NEW_CORE
+	memset(&opts, 0, sizeof(opts));
+	opts.gen.memmap = z80_map;
+	opts.gen.memmap_chunks = 2;
+	opts.gen.address_mask = 0xFFFF;
+	opts.gen.max_address = 0xFFFF;
+	opts.gen.clock_divider = 1;
+	context = calloc(1, sizeof(z80_context));
+	context->opts = &opts;
+	z80_execute(context, 1000);
+	printf("A: %X\nB: %X\nC: %X\nD: %X\nE: %X\nHL: %X\nIX: %X\nIY: %X\nSP: %X\n\nIM: %d, IFF1: %d, IFF2: %d\n",
+		context->main[7], context->main[0], context->main[1],
+		context->main[2], context->main[3],
+		(context->main[4] << 8) | context->main[5],
+		context->ix,
+		context->iy,
+		context->sp, context->imode, context->iff1, context->iff2);
+	printf("Flags: SZYHXVNC\n"
+	       "       %d%d%d%d%d%d%d%d\n", 
+			context->last_flag_result >> 7, context->zflag != 0, context->last_flag_result >> 5 & 1, context->chflags >> 3 & 1, 
+			context->last_flag_result >> 3 & 1, context->pvflag != 0, context->nflag, context->chflags >> 7 & 1
+	);
+	puts("--Alternate Regs--");
+	printf("A: %X\nB: %X\nC: %X\nD: %X\nE: %X\nHL: %X\n",
+		context->alt[7], context->alt[0], context->alt[1],
+		context->alt[2], context->alt[3],
+		(context->alt[4] << 8) | context->alt[5]);
+#else
 	init_z80_opts(&opts, z80_map, 2, port_map, 1, 1, 0xFF);
 	context = init_z80_context(&opts);
 	//Z80 RAM
@@ -122,5 +157,6 @@
 		context->alt_regs[Z80_A], context->alt_regs[Z80_B], context->alt_regs[Z80_C],
 		context->alt_regs[Z80_D], context->alt_regs[Z80_E],
 		(context->alt_regs[Z80_H] << 8) | context->alt_regs[Z80_L]);
+#endif
 	return 0;
 }