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-rw-r--r--src/video_core/renderer_opengl/gl_shader_decompiler.cpp31
1 files changed, 30 insertions, 1 deletions
diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
index 6f66dfbcd..2c9ffcafc 100644
--- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
@@ -884,6 +884,35 @@ private:
}
break;
}
+
+ case OpCode::Type::Shift: {
+ std::string op_a = regs.GetRegisterAsInteger(instr.gpr8, 0, false);
+ std::string op_b;
+
+ if (instr.is_b_imm) {
+ op_b += '(' + std::to_string(instr.alu.GetSignedImm20_20()) + ')';
+ } else {
+ if (instr.is_b_gpr) {
+ op_b += regs.GetRegisterAsInteger(instr.gpr20);
+ } else {
+ op_b += regs.GetUniform(instr.uniform, GLSLRegister::Type::Integer);
+ }
+ }
+
+ switch (opcode->GetId()) {
+ case OpCode::Id::SHL_C:
+ case OpCode::Id::SHL_R:
+ case OpCode::Id::SHL_IMM:
+ regs.SetRegisterToInteger(instr.gpr0, true, 0, op_a + " << " + op_b, 1, 1);
+ break;
+ default: {
+ NGLOG_CRITICAL(HW_GPU, "Unhandled shift instruction: {}", opcode->GetName());
+ UNREACHABLE();
+ }
+ }
+ break;
+ }
+
case OpCode::Type::ScaledAdd: {
std::string op_a = regs.GetRegisterAsInteger(instr.gpr8);
@@ -893,7 +922,7 @@ private:
std::string op_b = instr.iscadd.negate_b ? "-" : "";
if (instr.is_b_imm) {
- op_b += '(' + std::to_string(instr.iscadd.GetImmediate()) + ')';
+ op_b += '(' + std::to_string(instr.alu.GetSignedImm20_20()) + ')';
} else {
if (instr.is_b_gpr) {
op_b += regs.GetRegisterAsInteger(instr.gpr20);