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authorFernandoS27 <fsahmkow27@gmail.com>2018-09-11 18:27:02 +0200
committerFernandoS27 <fsahmkow27@gmail.com>2018-09-11 18:50:52 +0200
commit5c676dc884942469bc5f0eb01ecc077b53367fdc (patch)
tree647f6887301635ca7c43ee62a741aebd7989675d /src/video_core/renderer_opengl
parentImplemented encodings for LEA and PSET (diff)
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Diffstat (limited to 'src/video_core/renderer_opengl')
-rw-r--r--src/video_core/renderer_opengl/gl_shader_decompiler.cpp91
1 files changed, 91 insertions, 0 deletions
diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
index e350113f1..582c811e0 100644
--- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
@@ -1505,6 +1505,73 @@ private:
1, 1);
break;
}
+ case OpCode::Id::LEA_R2:
+ case OpCode::Id::LEA_R1:
+ case OpCode::Id::LEA_IMM:
+ case OpCode::Id::LEA_RZ:
+ case OpCode::Id::LEA_HI: {
+ std::string op_a;
+ std::string op_b;
+ std::string op_c;
+
+ switch (opcode->GetId()) {
+ case OpCode::Id::LEA_R2: {
+ op_a = regs.GetRegisterAsInteger(instr.gpr20);
+ op_b = regs.GetRegisterAsInteger(instr.gpr39);
+ op_c = std::to_string(instr.lea.r2.entry_a);
+ break;
+ }
+
+ case OpCode::Id::LEA_R1: {
+ const bool neg = instr.lea.r1.neg != 0;
+ op_a = regs.GetRegisterAsInteger(instr.gpr8);
+ if (neg)
+ op_a = "-(" + op_a + ')';
+ op_b = regs.GetRegisterAsInteger(instr.gpr20);
+ op_c = std::to_string(instr.lea.r1.entry_a);
+ break;
+ }
+
+ case OpCode::Id::LEA_IMM: {
+ const bool neg = instr.lea.imm.neg != 0;
+ op_b = regs.GetRegisterAsInteger(instr.gpr8);
+ if (neg)
+ op_b = "-(" + op_b + ')';
+ op_a = std::to_string(instr.lea.imm.entry_a);
+ op_c = std::to_string(instr.lea.imm.entry_b);
+ break;
+ }
+
+ case OpCode::Id::LEA_RZ: {
+ const bool neg = instr.lea.rz.neg != 0;
+ op_b = regs.GetRegisterAsInteger(instr.gpr8);
+ if (neg)
+ op_b = "-(" + op_b + ')';
+ op_a = regs.GetUniform(instr.lea.rz.cb_index, instr.lea.rz.cb_offset,
+ GLSLRegister::Type::Integer);
+ op_c = std::to_string(instr.lea.rz.entry_a);
+
+ break;
+ }
+
+ case OpCode::Id::LEA_HI:
+ default: {
+ op_b = regs.GetRegisterAsInteger(instr.gpr8);
+ op_a = std::to_string(instr.lea.imm.entry_a);
+ op_c = std::to_string(instr.lea.imm.entry_b);
+ LOG_CRITICAL(HW_GPU, "Unhandled LEA subinstruction: {}", opcode->GetName());
+ UNREACHABLE();
+ }
+ }
+ if (instr.lea.pred48 != static_cast<u64>(Pred::UnusedIndex)) {
+ LOG_ERROR(HW_GPU, "Unhandled LEA Predicate");
+ UNREACHABLE();
+ }
+ const std::string value = '(' + op_a + " + (" + op_b + "*(1 << " + op_c + ")))";
+ regs.SetRegisterToInteger(instr.gpr0, true, 0, value, 1, 1);
+
+ break;
+ }
default: {
LOG_CRITICAL(HW_GPU, "Unhandled ArithmeticInteger instruction: {}",
opcode->GetName());
@@ -2087,6 +2154,30 @@ private:
}
break;
}
+ case OpCode::Type::PredicateSetRegister: {
+ const std::string op_a =
+ GetPredicateCondition(instr.pset.pred12, instr.pset.neg_pred12 != 0);
+ const std::string op_b =
+ GetPredicateCondition(instr.pset.pred29, instr.pset.neg_pred29 != 0);
+
+ const std::string second_pred =
+ GetPredicateCondition(instr.pset.pred39, instr.pset.neg_pred39 != 0);
+
+ const std::string combiner = GetPredicateCombiner(instr.pset.op);
+
+ const std::string predicate =
+ '(' + op_a + ") " + GetPredicateCombiner(instr.pset.cond) + " (" + op_b + ')';
+ const std::string result = '(' + predicate + ") " + combiner + " (" + second_pred + ')';
+ if (instr.pset.bf == 0) {
+ const std::string value = '(' + result + ") ? 0xFFFFFFFF : 0";
+ regs.SetRegisterToInteger(instr.gpr0, false, 0, value, 1, 1);
+ } else {
+ const std::string value = '(' + result + ") ? 1.0 : 0.0";
+ regs.SetRegisterToFloat(instr.gpr0, 0, value, 1, 1);
+ }
+
+ break;
+ }
case OpCode::Type::PredicateSetPredicate: {
const std::string op_a =
GetPredicateCondition(instr.psetp.pred12, instr.psetp.neg_pred12 != 0);