From: kub <derkub@gmail.com>
Date: Sat, 25 Apr 2020 19:51:47 +0000 (+0200)
Subject: sh2: bugfix in drc
X-Git-Tag: v2.00~741
X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4321a689a5eb7159dfbc7c572c2f93998cf90784;p=picodrive.git

sh2: bugfix in drc
---

diff --git a/cpu/sh2/compiler.c b/cpu/sh2/compiler.c
index 04320424..ad1983bf 100644
--- a/cpu/sh2/compiler.c
+++ b/cpu/sh2/compiler.c
@@ -160,7 +160,7 @@ enum op_types {
                                 & BITMASK1(op))
 #define OP_ISBRAUC(op) (BITMASK4(OP_BRANCH, OP_BRANCH_R, OP_BRANCH_RF, OP_RTE) \
                                 & BITMASK1(op))
-#define OP_ISBRACND(op) (BITMASK3(OP_BRANCH_CT, OP_BRANCH_CF, OP_BRANCH_N) \
+#define OP_ISBRACND(op) (BITMASK2(OP_BRANCH_CT, OP_BRANCH_CF) \
                                 & BITMASK1(op))
 #define OP_ISBRAIMM(op) (BITMASK3(OP_BRANCH, OP_BRANCH_CT, OP_BRANCH_CF) \
                                 & BITMASK1(op))
@@ -3501,7 +3501,7 @@ static void REGPARM(2) *sh2_translate(SH2 *sh2, int tcache_id)
     rcache_set_usage_now(opd[0].source);   // current insn
     rcache_set_usage_soon(soon);           // insns 1-4
     rcache_set_usage_late(late & ~soon);   // insns 5-9
-    rcache_set_usage_discard(write & ~(late|soon));
+    rcache_set_usage_discard(write & ~(late|soon|opd[0].source));
     if (v <= 9)
       // upcoming rcache_flush, start writing back unused dirty stuff
       rcache_clean_masked(rcache_dirty_mask() & ~(write|opd[0].dest));