From 887ad27ed88fa3cd12ab14a8fe1c0c5bc63f37fb Mon Sep 17 00:00:00 2001
From: RSDuck <rsduck@users.noreply.github.com>
Date: Sat, 25 Jul 2020 22:08:43 +0200
Subject: implement carry setting ALU op with imm

---
 src/ARMJIT_A64/ARMJIT_ALU.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'src/ARMJIT_A64')

diff --git a/src/ARMJIT_A64/ARMJIT_ALU.cpp b/src/ARMJIT_A64/ARMJIT_ALU.cpp
index 5f021a0..26a89cb 100644
--- a/src/ARMJIT_A64/ARMJIT_ALU.cpp
+++ b/src/ARMJIT_A64/ARMJIT_ALU.cpp
@@ -434,6 +434,19 @@ void Compiler::A_Comp_GetOp2(bool S, Op2& op2)
     if (CurInstr.Instr & (1 << 25))
     {
         Comp_AddCycles_C();
+
+        u32 shift = (CurInstr.Instr >> 7) & 0x1E;
+        u32 imm = ROR(CurInstr.Instr & 0xFF, shift);
+
+        if (S && shift && (CurInstr.SetFlags & 0x2))
+        {
+            CPSRDirty = true;
+            if (imm & 0x80000000)
+                ORRI2R(RCPSR, RCPSR, 1 << 29);
+            else
+                ANDI2R(RCPSR, RCPSR, ~(1 << 29));
+        }
+
         op2 = Op2(ROR(CurInstr.Instr & 0xFF, (CurInstr.Instr >> 7) & 0x1E));    
     }
     else
-- 
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