Merge pull request #537 from bunnei/misc-shader

gl_shader_decompiler: Additional decodings, remove unused stuff from TEX

src/video_core/engines/shader_bytecode.h

@@ -390,6 +390,9 @@ class OpCode {
 public:
     enum class Id {
         KIL,
+        BFE_C,
+        BFE_R,
+        BFE_IMM,
         BRA,
         LD_A,
         LD_C,
@@ -444,6 +447,9 @@ public:
         FMNMX_C,
         FMNMX_R,
         FMNMX_IMM,
+        IMNMX_C,
+        IMNMX_R,
+        IMNMX_IMM,
         FSETP_C, // Set Predicate
         FSETP_R,
         FSETP_IMM,
@@ -454,6 +460,10 @@ public:
         ISETP_IMM,
         ISETP_R,
         PSETP,
+        XMAD_IMM,
+        XMAD_CR,
+        XMAD_RC,
+        XMAD_RR,
     };
 
     enum class Type {
@@ -565,6 +575,9 @@ private:
         std::vector<Matcher> table = {
 #define INST(bitstring, op, type, name) Detail::GetMatcher(bitstring, op, type, name)
             INST("111000110011----", Id::KIL, Type::Flow, "KIL"),
+            INST("0100110000000---", Id::BFE_C, Type::Flow, "BFE_C"),
+            INST("0101110000000---", Id::BFE_R, Type::Flow, "BFE_R"),
+            INST("0011100-00000---", Id::BFE_IMM, Type::Flow, "BFE_IMM"),
             INST("111000100100----", Id::BRA, Type::Flow, "BRA"),
             INST("1110111111011---", Id::LD_A, Type::Memory, "LD_A"),
             INST("1110111110010---", Id::LD_C, Type::Memory, "LD_C"),
@@ -606,6 +619,9 @@ private:
             INST("0100110001100---", Id::FMNMX_C, Type::Arithmetic, "FMNMX_C"),
             INST("0101110001100---", Id::FMNMX_R, Type::Arithmetic, "FMNMX_R"),
             INST("0011100-01100---", Id::FMNMX_IMM, Type::Arithmetic, "FMNMX_IMM"),
+            INST("0100110000100---", Id::IMNMX_C, Type::Arithmetic, "FMNMX_IMM"),
+            INST("0101110000100---", Id::IMNMX_R, Type::Arithmetic, "FMNMX_IMM"),
+            INST("0011100-00100---", Id::IMNMX_IMM, Type::Arithmetic, "FMNMX_IMM"),
             INST("000001----------", Id::LOP32I, Type::Logic, "LOP32I"),
             INST("0100110001001---", Id::SHL_C, Type::Shift, "SHL_C"),
             INST("0101110001001---", Id::SHL_R, Type::Shift, "SHL_R"),
@@ -629,6 +645,10 @@ private:
             INST("010110110110----", Id::ISETP_R, Type::IntegerSetPredicate, "ISETP_R"),
             INST("0011011-0110----", Id::ISETP_IMM, Type::IntegerSetPredicate, "ISETP_IMM"),
             INST("0101000010010---", Id::PSETP, Type::PredicateSetPredicate, "PSETP"),
+            INST("0011011-00------", Id::XMAD_IMM, Type::Arithmetic, "XMAD_IMM"),
+            INST("0100111---------", Id::XMAD_CR, Type::Arithmetic, "XMAD_CR"),
+            INST("010100010-------", Id::XMAD_RC, Type::Arithmetic, "XMAD_RC"),
+            INST("0101101100------", Id::XMAD_RR, Type::Arithmetic, "XMAD_RR"),
         };
 #undef INST
         std::stable_sort(table.begin(), table.end(), [](const auto& a, const auto& b) {

src/video_core/renderer_opengl/gl_shader_decompiler.cpp

@@ -1112,13 +1112,11 @@ private:
             break;
         }
         case OpCode::Type::Memory: {
-            const Attribute::Index attribute = instr.attribute.fmt20.index;
-
             switch (opcode->GetId()) {
             case OpCode::Id::LD_A: {
                 ASSERT_MSG(instr.attribute.fmt20.size == 0, "untested");
                 regs.SetRegisterToInputAttibute(instr.gpr0, instr.attribute.fmt20.element,
-                                                attribute);
+                                                instr.attribute.fmt20.index);
                 break;
             }
             case OpCode::Id::LD_C: {
@@ -1150,12 +1148,11 @@ private:
             }
             case OpCode::Id::ST_A: {
                 ASSERT_MSG(instr.attribute.fmt20.size == 0, "untested");
-                regs.SetOutputAttributeToRegister(attribute, instr.attribute.fmt20.element,
-                                                  instr.gpr0);
+                regs.SetOutputAttributeToRegister(instr.attribute.fmt20.index,
+                                                  instr.attribute.fmt20.element, instr.gpr0);
                 break;
             }
             case OpCode::Id::TEX: {
-                ASSERT_MSG(instr.attribute.fmt20.size == 4, "untested");
                 const std::string op_a = regs.GetRegisterAsFloat(instr.gpr8);
                 const std::string op_b = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
                 const std::string sampler = GetSampler(instr.sampler);
@@ -1168,7 +1165,7 @@ private:
                 const std::string texture = "texture(" + sampler + ", coords)";
 
                 size_t dest_elem{};
-                for (size_t elem = 0; elem < instr.attribute.fmt20.size; ++elem) {
+                for (size_t elem = 0; elem < 4; ++elem) {
                     if (!instr.tex.IsComponentEnabled(elem)) {
                         // Skip disabled components
                         continue;
@@ -1181,7 +1178,6 @@ private:
                 break;
             }
             case OpCode::Id::TEXS: {
-                ASSERT_MSG(instr.attribute.fmt20.size == 4, "untested");
                 const std::string op_a = regs.GetRegisterAsFloat(instr.gpr8);
                 const std::string op_b = regs.GetRegisterAsFloat(instr.gpr20);
                 const std::string sampler = GetSampler(instr.sampler);