1 files changed, 167 insertions, 0 deletions
diff --git a/Ryujinx.Tests/Cpu/CpuTestT32Flow.cs b/Ryujinx.Tests/Cpu/CpuTestT32Flow.cs
new file mode 100644
index 00000000..2c83b01d
--- /dev/null
+++ b/Ryujinx.Tests/Cpu/CpuTestT32Flow.cs
@@ -0,0 +1,167 @@
+using ARMeilleure.State;
+using NUnit.Framework;
+
+namespace Ryujinx.Tests.Cpu
+{
+    [Category("T32Flow")]
+    public sealed class CpuTestT32Flow : CpuTest32
+    {
+        [Test]
+        public void TestT32B1()
+        {
+            // BNE label
+            ThumbOpcode(0xf040);
+            ThumbOpcode(0x8240);
+            for (int i = 0; i < 576; i++)
+            {
+                ThumbOpcode(0xe7fe);
+            }
+            // label: BX LR
+            ThumbOpcode(0x4770);
+
+            GetContext().SetPstateFlag(PState.TFlag, true);
+
+            ExecuteOpcodes(runUnicorn: false);
+        }
+
+        [Test]
+        public void TestT32B2()
+        {
+            // BNE label1
+            ThumbOpcode(0xf040);
+            ThumbOpcode(0x8242);
+            // label2: BNE label3
+            ThumbOpcode(0xf040);
+            ThumbOpcode(0x8242);
+            for (int i = 0; i < 576; i++)
+            {
+                ThumbOpcode(0xe7fe);
+            }
+            // label1: BNE label2
+            ThumbOpcode(0xf47f);
+            ThumbOpcode(0xadbc);
+            // label3: BX LR
+            ThumbOpcode(0x4770);
+
+            GetContext().SetPstateFlag(PState.TFlag, true);
+
+            ExecuteOpcodes(runUnicorn: false);
+        }
+
+        [Test]
+        public void TestT32B3()
+        {
+            // B.W label
+            ThumbOpcode(0xf000);
+            ThumbOpcode(0xba40);
+            for (int i = 0; i < 576; i++)
+            {
+                ThumbOpcode(0xe7fe);
+            }
+            // label: BX LR
+            ThumbOpcode(0x4770);
+
+            GetContext().SetPstateFlag(PState.TFlag, true);
+
+            ExecuteOpcodes(runUnicorn: false);
+        }
+
+        [Test]
+        public void TestT32B4()
+        {
+            // B.W label1
+            ThumbOpcode(0xf000);
+            ThumbOpcode(0xba42);
+            // label2: B.W label3
+            ThumbOpcode(0xf000);
+            ThumbOpcode(0xba42);
+            for (int i = 0; i < 576; i++)
+            {
+                ThumbOpcode(0xe7fe);
+            }
+            // label1: B.W label2
+            ThumbOpcode(0xf7ff);
+            ThumbOpcode(0xbdbc);
+            // label3: BX LR
+            ThumbOpcode(0x4770);
+
+            GetContext().SetPstateFlag(PState.TFlag, true);
+
+            ExecuteOpcodes(runUnicorn: false);
+        }
+
+        [Test]
+        public void TestT32Bl()
+        {
+            // BL label
+            ThumbOpcode(0xf000);
+            ThumbOpcode(0xf840);
+            for (int i = 0; i < 64; i++)
+            {
+                ThumbOpcode(0xe7fe);
+            }
+            ThumbOpcode(0x4670); // label: MOV R0, LR
+            ThumbOpcode(0x2100); //        MOVS R1, #0
+            ThumbOpcode(0x468e); //        MOV LR, R1
+            ThumbOpcode(0x4770); //        BX LR
+
+            GetContext().SetPstateFlag(PState.TFlag, true);
+
+            ExecuteOpcodes(runUnicorn: false);
+
+            Assert.That(GetContext().GetX(0), Is.EqualTo(0x1005));
+        }
+
+        [Test]
+        public void TestT32Blx1()
+        {
+            // BLX label
+            ThumbOpcode(0xf000);
+            ThumbOpcode(0xe840);
+            for (int i = 0; i < 64; i++)
+            {
+                ThumbOpcode(0x4770);
+            }
+            // .arm ; label: MOV R0, LR
+            Opcode(0xe1a0000e);
+            // MOV LR, #0
+            Opcode(0xe3a0e000);
+            // BX LR
+            Opcode(0xe12fff1e);
+
+            GetContext().SetPstateFlag(PState.TFlag, true);
+
+            ExecuteOpcodes(runUnicorn: false);
+
+            Assert.That(GetContext().GetX(0), Is.EqualTo(0x1005));
+            Assert.That(GetContext().GetPstateFlag(PState.TFlag), Is.EqualTo(false));
+        }
+
+        [Test]
+        public void TestT32Blx2()
+        {
+            // NOP
+            ThumbOpcode(0xbf00);
+            // BLX label
+            ThumbOpcode(0xf000);
+            ThumbOpcode(0xe840);
+            for (int i = 0; i < 63; i++)
+            {
+                ThumbOpcode(0x4770);
+            }
+            // .arm ; label: MOV R0, LR
+            Opcode(0xe1a0000e);
+            // MOV LR, #0
+            Opcode(0xe3a0e000);
+            // BX LR
+            Opcode(0xe12fff1e);
+
+            GetContext().SetPstateFlag(PState.TFlag, true);
+
+            ExecuteOpcodes(runUnicorn: false);
+
+            Assert.That(GetContext().GetX(0), Is.EqualTo(0x1007));
+            Assert.That(GetContext().GetPstateFlag(PState.TFlag), Is.EqualTo(false));
+        }
+    }
+}
+\ No newline at end of file