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-rw-r--r--src/video_core/engines/shader_bytecode.h10
-rw-r--r--src/video_core/renderer_opengl/gl_shader_decompiler.cpp9
2 files changed, 19 insertions, 0 deletions
diff --git a/src/video_core/engines/shader_bytecode.h b/src/video_core/engines/shader_bytecode.h
index dc98bdc3d..65e0c469f 100644
--- a/src/video_core/engines/shader_bytecode.h
+++ b/src/video_core/engines/shader_bytecode.h
@@ -345,6 +345,10 @@ union Instruction {
} alu_integer;
union {
+ BitField<40, 1, u64> invert;
+ } popc;
+
+ union {
BitField<39, 3, u64> pred;
BitField<42, 1, u64> neg_pred;
} sel;
@@ -671,6 +675,9 @@ public:
ISCADD_C, // Scale and Add
ISCADD_R,
ISCADD_IMM,
+ POPC_C,
+ POPC_R,
+ POPC_IMM,
SEL_C,
SEL_R,
SEL_IMM,
@@ -892,6 +899,9 @@ private:
INST("0100110000011---", Id::ISCADD_C, Type::ArithmeticInteger, "ISCADD_C"),
INST("0101110000011---", Id::ISCADD_R, Type::ArithmeticInteger, "ISCADD_R"),
INST("0011100-00011---", Id::ISCADD_IMM, Type::ArithmeticInteger, "ISCADD_IMM"),
+ INST("0100110000001---", Id::POPC_C, Type::ArithmeticInteger, "POPC_C"),
+ INST("0101110000001---", Id::POPC_R, Type::ArithmeticInteger, "POPC_R"),
+ INST("0011100-00001---", Id::POPC_IMM, Type::ArithmeticInteger, "POPC_IMM"),
INST("0100110010100---", Id::SEL_C, Type::ArithmeticInteger, "SEL_C"),
INST("0101110010100---", Id::SEL_R, Type::ArithmeticInteger, "SEL_R"),
INST("0011100-10100---", Id::SEL_IMM, Type::ArithmeticInteger, "SEL_IMM"),
diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
index 7b6eb25a4..842bfa0b7 100644
--- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
@@ -1363,6 +1363,15 @@ private:
"((" + op_a + " << " + shift + ") + " + op_b + ')', 1, 1);
break;
}
+ case OpCode::Id::POPC_C:
+ case OpCode::Id::POPC_R:
+ case OpCode::Id::POPC_IMM: {
+ if (instr.popc.invert) {
+ op_b = "~(" + op_b + ')';
+ }
+ regs.SetRegisterToInteger(instr.gpr0, true, 0, "bitCount(" + op_b + ')', 1, 1);
+ break;
+ }
case OpCode::Id::SEL_C:
case OpCode::Id::SEL_R:
case OpCode::Id::SEL_IMM: {