Mercurial > repos > blastem

changeset 1561:5a6339e46917

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fix timing for Z80 JP cc, nn instruction
author Michael Pavone <pavone@retrodev.com>
date Sun, 08 Apr 2018 12:26:18 -0700
parents 18ffa9caa00c
children d7b0d0ce8ed1
files z80_to_x86.c
diffstat 1 files changed, 1 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/z80_to_x86.c	Thu Apr 05 00:06:19 2018 -0700
+++ b/z80_to_x86.c	Sun Apr 08 12:26:18 2018 -0700
@@ -2075,7 +2075,7 @@
 		break;
 	}
 	case Z80_JPCC: {
-		cycles(&opts->gen, num_cycles + 3);//T States: 4,3
+		cycles(&opts->gen, num_cycles + 6);//T States: 4,3,3
 		uint8_t cond = CC_Z;
 		switch (inst->reg)
 		{
@@ -2102,7 +2102,6 @@
 		}
 		uint8_t *no_jump_off = code->cur+1;
 		jcc(code, cond, code->cur+2);
-		cycles(&opts->gen, 5);//T States: 5
 		uint16_t dest_addr = inst->immed;
 		code_ptr call_dst = z80_get_native_address(context, dest_addr);
 			if (!call_dst) {