From: notaz <notasas@gmail.com>
Date: Thu, 27 Jan 2022 22:02:09 +0000 (+0200)
Subject: drc: clear dirty flag when deallocating a reg
X-Git-Tag: r23~33
X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=pcsx_rearmed.git;a=commitdiff_plain;h=a550c61c2bad6706ecd46003cdb7b43760d02b03

drc: clear dirty flag when deallocating a reg

In later stages it may place special regs like AGEN there, and things
like AGEN being marked dirty seemed wrong, although probably harmless
as there is no code to writeback AGEN.
---

diff --git a/libpcsxcore/new_dynarec/new_dynarec.c b/libpcsxcore/new_dynarec/new_dynarec.c
index de444483..1b2479b8 100644
--- a/libpcsxcore/new_dynarec/new_dynarec.c
+++ b/libpcsxcore/new_dynarec/new_dynarec.c
@@ -8508,6 +8508,8 @@ int new_recompile_block(u_int addr)
           {
             regs[i].regmap[hr]=-1;
             regs[i].isconst&=~(1<<hr);
+            regs[i].dirty&=~(1<<hr);
+            regs[i+1].wasdirty&=~(1<<hr);
             if((branch_regs[i].regmap[hr]&63)!=dops[i].rs1 && (branch_regs[i].regmap[hr]&63)!=dops[i].rs2 &&
                (branch_regs[i].regmap[hr]&63)!=dops[i].rt1 && (branch_regs[i].regmap[hr]&63)!=dops[i].rt2 &&
                (branch_regs[i].regmap[hr]&63)!=dops[i+1].rt1 && (branch_regs[i].regmap[hr]&63)!=dops[i+1].rt2 &&
@@ -8561,6 +8563,8 @@ int new_recompile_block(u_int addr)
               }
               regs[i].regmap[hr]=-1;
               regs[i].isconst&=~(1<<hr);
+              regs[i].dirty&=~(1<<hr);
+              regs[i+1].wasdirty&=~(1<<hr);
             }
           }
         }