translator: Implemtn f32 to f16 convert

src/core/libraries/kernel/libkernel.cpp

@@ -84,6 +84,9 @@ static PS4_SYSV_ABI void stack_chk_fail() {
 
 int PS4_SYSV_ABI sceKernelMunmap(void* addr, size_t len) {
     LOG_INFO(Kernel_Vmm, "addr = {}, len = {:#x}", fmt::ptr(addr), len);
+    if (len == 0) {
+        return ORBIS_OK;
+    }
     auto* memory = Core::Memory::Instance();
     memory->UnmapMemory(std::bit_cast<VAddr>(addr), len);
     return SCE_OK;

src/shader_recompiler/backend/spirv/emit_spirv_bitwise_conversion.cpp

@@ -6,8 +6,8 @@
 
 namespace Shader::Backend::SPIRV {
 
-void EmitBitCastU16F16(EmitContext&) {
+Id EmitBitCastU16F16(EmitContext& ctx, Id value) {
-    UNREACHABLE_MSG("SPIR-V Instruction");
+    return ctx.OpBitcast(ctx.U16, value);
 }
 
 Id EmitBitCastU32F32(EmitContext& ctx, Id value) {

src/shader_recompiler/backend/spirv/emit_spirv_convert.cpp

@@ -259,4 +259,8 @@ Id EmitConvertU16U32(EmitContext& ctx, Id value) {
     return ctx.OpUConvert(ctx.U16, value);
 }
 
+Id EmitConvertU32U16(EmitContext& ctx, Id value) {
+    return ctx.OpUConvert(ctx.U32[1], value);
+}
+
 } // namespace Shader::Backend::SPIRV

src/shader_recompiler/backend/spirv/emit_spirv_instructions.h

@@ -148,7 +148,7 @@ Id EmitSelectU64(EmitContext& ctx, Id cond, Id true_value, Id false_value);
 Id EmitSelectF16(EmitContext& ctx, Id cond, Id true_value, Id false_value);
 Id EmitSelectF32(EmitContext& ctx, Id cond, Id true_value, Id false_value);
 Id EmitSelectF64(EmitContext& ctx, Id cond, Id true_value, Id false_value);
-void EmitBitCastU16F16(EmitContext& ctx);
+Id EmitBitCastU16F16(EmitContext& ctx, Id value);
 Id EmitBitCastU32F32(EmitContext& ctx, Id value);
 void EmitBitCastU64F64(EmitContext& ctx);
 Id EmitBitCastF16U16(EmitContext& ctx, Id value);
@@ -349,6 +349,7 @@ Id EmitConvertF64U16(EmitContext& ctx, Id value);
 Id EmitConvertF64U32(EmitContext& ctx, Id value);
 Id EmitConvertF64U64(EmitContext& ctx, Id value);
 Id EmitConvertU16U32(EmitContext& ctx, Id value);
+Id EmitConvertU32U16(EmitContext& ctx, Id value);
 
 Id EmitImageSampleImplicitLod(EmitContext& ctx, IR::Inst* inst, u32 handle, Id coords, Id bias_lc,
                               Id offset);

src/shader_recompiler/frontend/translate/translate.cpp

@@ -371,6 +371,9 @@ void Translate(IR::Block* block, u32 block_base, std::span<const GcnInst> inst_l
         case Opcode::V_CVT_F32_F16:
             translator.V_CVT_F32_F16(inst);
             break;
+        case Opcode::V_CVT_F16_F32:
+            translator.V_CVT_F16_F32(inst);
+            break;
         case Opcode::V_CVT_F32_UBYTE0:
             translator.V_CVT_F32_UBYTE(0, inst);
             break;

src/shader_recompiler/frontend/translate/translate.h

@@ -94,6 +94,7 @@ public:
     void V_MAC_F32(const GcnInst& inst);
     void V_CVT_PKRTZ_F16_F32(const GcnInst& inst);
     void V_CVT_F32_F16(const GcnInst& inst);
+    void V_CVT_F16_F32(const GcnInst& inst);
     void V_MUL_F32(const GcnInst& inst);
     void V_CNDMASK_B32(const GcnInst& inst);
     void V_OR_B32(bool is_xor, const GcnInst& inst);

src/shader_recompiler/frontend/translate/vector_alu.cpp

@@ -32,6 +32,12 @@ void Translator::V_CVT_F32_F16(const GcnInst& inst) {
     SetDst(inst.dst[0], ir.FPConvert(32, ir.BitCast<IR::F16>(src0l)));
 }
 
+void Translator::V_CVT_F16_F32(const GcnInst& inst) {
+    const IR::F32 src0 = GetSrc(inst.src[0], true);
+    const IR::F16 src0fp16 = ir.FPConvert(16, src0);
+    SetDst(inst.dst[0], ir.UConvert(32, ir.BitCast<IR::U16>(src0fp16)));
+}
+
 void Translator::V_MUL_F32(const GcnInst& inst) {
     SetDst(inst.dst[0], ir.FPMul(GetSrc(inst.src[0], true), GetSrc(inst.src[1], true)));
 }

src/shader_recompiler/ir/ir_emitter.cpp

@@ -1228,7 +1228,13 @@ U16U32U64 IREmitter::UConvert(size_t result_bitsize, const U16U32U64& value) {
         case Type::U32:
             return Inst<U16>(Opcode::ConvertU16U32, value);
         }
+    case 32:
+        switch (value.Type()) {
+        case Type::U16:
+            return Inst<U32>(Opcode::ConvertU32U16, value);
+        }
     }
+
     throw NotImplementedException("Conversion from {} to {} bits", value.Type(), result_bitsize);
 }
 

src/shader_recompiler/ir/opcodes.inc

@@ -289,6 +289,7 @@ OPCODE(ConvertF64S32,                                       F64,            U32,
 OPCODE(ConvertF64U32,                                       F64,            U32,                                                                            )
 OPCODE(ConvertF32U16,                                       F32,            U16,                                                                            )
 OPCODE(ConvertU16U32,                                       U16,            U32,                                                                            )
+OPCODE(ConvertU32U16,                                       U32,            U16,                                                                            )
 
 // Image operations
 OPCODE(ImageSampleImplicitLod,                              F32x4,          Opaque,         Opaque,         Opaque,         Opaque,                         )