diff --git a/src/graphics/shader/recompiler/decompiler/ScalarAluOps.cpp b/src/graphics/shader/recompiler/decompiler/ScalarAluOps.cpp
index df98f0de5..cf5ad78d4 100644
--- a/src/graphics/shader/recompiler/decompiler/ScalarAluOps.cpp
+++ b/src/graphics/shader/recompiler/decompiler/ScalarAluOps.cpp
@@ -58,7 +58,8 @@ constexpr OpcodeMap SOPC_OPS[] = {
     {0x03u, Opcode::SCmpGeI32},   {0x04u, Opcode::SCmpLtI32},   {0x05u, Opcode::SCmpLeI32},
     {0x06u, Opcode::SCmpEqU32},   {0x07u, Opcode::SCmpLgU32},   {0x08u, Opcode::SCmpGtU32},
     {0x09u, Opcode::SCmpGeU32},   {0x0au, Opcode::SCmpLtU32},   {0x0bu, Opcode::SCmpLeU32},
-    {0x0cu, Opcode::SBitcmp0B32}, {0x0du, Opcode::SBitcmp1B32}, {0x13u, Opcode::SCmpLgU64},
+    {0x0cu, Opcode::SBitcmp0B32}, {0x0du, Opcode::SBitcmp1B32}, {0x12u, Opcode::SCmpEqU64},
+    {0x13u, Opcode::SCmpLgU64},
 };
 
 constexpr OpcodeMap SOPK_OPS[] = {
diff --git a/src/graphics/shader/recompiler/decompiler/ShaderDecoder.cpp b/src/graphics/shader/recompiler/decompiler/ShaderDecoder.cpp
index b71b5d568..4230abfcc 100644
--- a/src/graphics/shader/recompiler/decompiler/ShaderDecoder.cpp
+++ b/src/graphics/shader/recompiler/decompiler/ShaderDecoder.cpp
@@ -511,6 +511,7 @@ std::string OpcodeToString(Opcode opcode) {
 		case Opcode::SCmpGeU32: return "s_cmp_ge_u32";
 		case Opcode::SCmpLtU32: return "s_cmp_lt_u32";
 		case Opcode::SCmpLeU32: return "s_cmp_le_u32";
+		case Opcode::SCmpEqU64: return "s_cmp_eq_u64";
 		case Opcode::SCmpLgU64: return "s_cmp_lg_u64";
 		case Opcode::VNop: return "v_nop";
 		case Opcode::VMovB32: return "v_mov_b32";
@@ -1186,6 +1187,7 @@ std::string InstructionToString(const Instruction& inst) {
 		case Opcode::SCmpLeI32:
 		case Opcode::SBitcmp0B32:
 		case Opcode::SBitcmp1B32:
+		case Opcode::SCmpEqU64:
 		case Opcode::SCmpLgU64:
 			return WithUnsupportedReason(inst, fmt::format("0x{:08x}: {} {}, {}", inst.pc,
 			                                               OpcodeToString(inst.opcode).c_str(),
diff --git a/src/graphics/shader/recompiler/decompiler/ShaderDecoder.h b/src/graphics/shader/recompiler/decompiler/ShaderDecoder.h
index 44df261af..72868db80 100644
--- a/src/graphics/shader/recompiler/decompiler/ShaderDecoder.h
+++ b/src/graphics/shader/recompiler/decompiler/ShaderDecoder.h
@@ -118,6 +118,7 @@ enum class Opcode {
 	SCmpGeU32,
 	SCmpLtU32,
 	SCmpLeU32,
+	SCmpEqU64,
 	SCmpLgU64,
 
 	VNop,
diff --git a/src/graphics/shader/recompiler/ir/ShaderIROpcodes.cpp b/src/graphics/shader/recompiler/ir/ShaderIROpcodes.cpp
index 878e44c4d..61190c512 100644
--- a/src/graphics/shader/recompiler/ir/ShaderIROpcodes.cpp
+++ b/src/graphics/shader/recompiler/ir/ShaderIROpcodes.cpp
@@ -82,6 +82,7 @@ constexpr LowerMap LOWER_OPS[] = {
     {Decoder::Opcode::SCmpGeU32, Opcode::CompareGeU32},
     {Decoder::Opcode::SCmpLtU32, Opcode::CompareLtU32},
     {Decoder::Opcode::SCmpLeU32, Opcode::CompareLeU32},
+    {Decoder::Opcode::SCmpEqU64, Opcode::CompareEqU64},
     {Decoder::Opcode::SCmpLgU64, Opcode::CompareNeU64},
     {Decoder::Opcode::VReadfirstlaneB32, Opcode::ReadFirstLaneU32},
     {Decoder::Opcode::VReadlaneB32, Opcode::ReadLaneU32},
diff --git a/tests/ShaderRecompilerComputeTests.cpp b/tests/ShaderRecompilerComputeTests.cpp
index 3317ddee5..981acd8ee 100644
--- a/tests/ShaderRecompilerComputeTests.cpp
+++ b/tests/ShaderRecompilerComputeTests.cpp
@@ -9580,6 +9580,8 @@ TestCase ScalarCompareOps() {
 	code.push_back(EncodeSMovB32(11, InlineU32(0)));
 	code.push_back(EncodeSMovB32(12, InlineU32(2)));
 	code.push_back(EncodeSMovB32(13, InlineU32(0)));
+	code.push_back(EncodeSMovB32(14, InlineU32(1)));
+	code.push_back(EncodeSMovB32(15, InlineU32(1)));
 
 	u32  dst            = 20;
 	auto append_compare = [&](u32 opcode, u32 src0, u32 src1) {
@@ -9597,9 +9599,13 @@ TestCase ScalarCompareOps() {
 	append_compare(0x08, 4, 3);
 	append_compare(0x09, 4, 4);
 	append_compare(0x0b, 3, 4);
+	append_compare(0x12, 10, 10);
+	append_compare(0x12, 10, 12);
+	append_compare(0x12, 10, 14);
 	append_compare(0x13, 10, 12);
+	append_compare(0x13, 10, 14);
 
-	for (u32 i = 0; i < 11u; i++) {
+	for (u32 i = 0; i < 15u; i++) {
 		AppendStoreSgpr(&code, 20u + i, i);
 	}
 	AppendEnd(&code);
@@ -9607,10 +9613,10 @@ TestCase ScalarCompareOps() {
 	return {"ScalarCompareOps",
 	        code,
 	        {},
-	        std::vector<u32>(11, 1),
+	        {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1},
 	        {O::SMovB32, O::SCmpEqI32, O::SCmpLgI32, O::SCmpGtI32, O::SCmpGeI32, O::SCmpLtI32,
-	         O::SCmpLeI32, O::SCmpLgU32, O::SCmpGtU32, O::SCmpGeU32, O::SCmpLeU32, O::SCmpLgU64,
-	         O::SCselectB32, O::VMovB32, O::BufferStoreDword, O::SEndpgm}};
+	         O::SCmpLeI32, O::SCmpLgU32, O::SCmpGtU32, O::SCmpGeU32, O::SCmpLeU32, O::SCmpEqU64,
+	         O::SCmpLgU64, O::SCselectB32, O::VMovB32, O::BufferStoreDword, O::SEndpgm}};
 }
 
 TestCase ScalarShiftAddAndMaskOps() {