From c5aebe456411f08d7159e6a2cdfe7f3d9e6ec9b4 Mon Sep 17 00:00:00 2001
From: Eladash <elad3356p@gmail.com>
Date: Thu, 20 Aug 2020 08:20:50 +0300
Subject: [PATCH] Debugger: Implement PPU SLWI, SRWI, SLDI mnemonics

---
 rpcs3/Emu/Cell/PPUDisAsm.cpp | 22 ++++++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

diff --git a/rpcs3/Emu/Cell/PPUDisAsm.cpp b/rpcs3/Emu/Cell/PPUDisAsm.cpp
index 20e40cbef8..29378c015c 100644
--- a/rpcs3/Emu/Cell/PPUDisAsm.cpp
+++ b/rpcs3/Emu/Cell/PPUDisAsm.cpp
@@ -1164,7 +1164,18 @@ void PPUDisAsm::RLWIMI(ppu_opcode_t op)
 
 void PPUDisAsm::RLWINM(ppu_opcode_t op)
 {
-	DisAsm_R2_INT3_RC("rlwinm", op.ra, op.rs, op.sh32, op.mb32, op.me32, op.rc);
+	if (op.mb32 == 0 && op.sh32 == 31 - op.me32)
+	{
+		DisAsm_R2_INT1_RC("slwi", op.ra, op.rs, op.sh32, op.rc);
+	}
+	else if (op.me32 == 31 && op.sh32 == 32 - op.mb32)
+	{
+		DisAsm_R2_INT1_RC("srwi", op.ra, op.rs, 32 - op.sh32, op.rc);
+	}
+	else
+	{
+		DisAsm_R2_INT3_RC("rlwinm", op.ra, op.rs, op.sh32, op.mb32, op.me32, op.rc);
+	}
 }
 
 void PPUDisAsm::RLWNM(ppu_opcode_t op)
@@ -1233,7 +1244,14 @@ void PPUDisAsm::RLDICR(ppu_opcode_t op)
 	const u32 sh = op.sh64;
 	const u32 me = op.mbe64;
 
-	DisAsm_R2_INT2_RC("rldicr", op.ra, op.rs, sh, me, op.rc);
+	if (sh == 63 - me)
+	{
+		DisAsm_R2_INT1_RC("sldi", op.ra, op.rs, sh, op.rc);
+	}
+	else
+	{
+		DisAsm_R2_INT2_RC("rldicr", op.ra, op.rs, sh, me, op.rc);
+	}
 }
 
 void PPUDisAsm::RLDIC(ppu_opcode_t op)