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-rw-r--r--src/video_core/renderer_opengl/gl_shader_decompiler.cpp66
1 files changed, 53 insertions, 13 deletions
diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
index dabf98b74..e0dfdbb9f 100644
--- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
@@ -367,20 +367,23 @@ public:
}
/// Generates code representing a uniform (C buffer) register, interpreted as the input type.
- std::string GetUniform(u64 index, u64 offset, GLSLRegister::Type type) {
+ std::string GetUniform(u64 index, u64 offset, GLSLRegister::Type type,
+ Register::Size size = Register::Size::Word) {
declr_const_buffers[index].MarkAsUsed(index, offset, stage);
std::string value = 'c' + std::to_string(index) + '[' + std::to_string(offset / 4) + "][" +
std::to_string(offset % 4) + ']';
if (type == GLSLRegister::Type::Float) {
- return value;
+ // Do nothing, default
} else if (type == GLSLRegister::Type::Integer) {
- return "floatBitsToInt(" + value + ')';
+ value = "floatBitsToInt(" + value + ')';
} else if (type == GLSLRegister::Type::UnsignedInteger) {
- return "floatBitsToUint(" + value + ')';
+ value = "floatBitsToUint(" + value + ')';
} else {
UNREACHABLE();
}
+
+ return ConvertIntegerSize(value, size);
}
std::string GetUniformIndirect(u64 cbuf_index, s64 offset, const std::string& index_str,
@@ -1247,20 +1250,41 @@ private:
op_a = "abs(" + op_a + ')';
}
+ if (instr.conversion.negate_a) {
+ op_a = "-(" + op_a + ')';
+ }
+
regs.SetRegisterToInteger(instr.gpr0, instr.conversion.is_output_signed, 0, op_a, 1,
1, instr.alu.saturate_d, 0, instr.conversion.dest_size);
break;
}
- case OpCode::Id::I2F_R: {
+ case OpCode::Id::I2F_R:
+ case OpCode::Id::I2F_C: {
ASSERT_MSG(instr.conversion.dest_size == Register::Size::Word, "Unimplemented");
ASSERT_MSG(!instr.conversion.selector, "Unimplemented");
- std::string op_a = regs.GetRegisterAsInteger(
- instr.gpr20, 0, instr.conversion.is_input_signed, instr.conversion.src_size);
+
+ std::string op_a{};
+
+ if (instr.is_b_gpr) {
+ op_a =
+ regs.GetRegisterAsInteger(instr.gpr20, 0, instr.conversion.is_input_signed,
+ instr.conversion.src_size);
+ } else {
+ op_a = regs.GetUniform(instr.cbuf34.index, instr.cbuf34.offset,
+ instr.conversion.is_input_signed
+ ? GLSLRegister::Type::Integer
+ : GLSLRegister::Type::UnsignedInteger,
+ instr.conversion.src_size);
+ }
if (instr.conversion.abs_a) {
op_a = "abs(" + op_a + ')';
}
+ if (instr.conversion.negate_a) {
+ op_a = "-(" + op_a + ')';
+ }
+
regs.SetRegisterToFloat(instr.gpr0, 0, op_a, 1, 1);
break;
}
@@ -1269,6 +1293,14 @@ private:
ASSERT_MSG(instr.conversion.src_size == Register::Size::Word, "Unimplemented");
std::string op_a = regs.GetRegisterAsFloat(instr.gpr20);
+ if (instr.conversion.abs_a) {
+ op_a = "abs(" + op_a + ')';
+ }
+
+ if (instr.conversion.negate_a) {
+ op_a = "-(" + op_a + ')';
+ }
+
switch (instr.conversion.f2f.rounding) {
case Tegra::Shader::F2fRoundingOp::None:
break;
@@ -1291,21 +1323,29 @@ private:
break;
}
- if (instr.conversion.abs_a) {
- op_a = "abs(" + op_a + ')';
- }
-
regs.SetRegisterToFloat(instr.gpr0, 0, op_a, 1, 1, instr.alu.saturate_d);
break;
}
- case OpCode::Id::F2I_R: {
+ case OpCode::Id::F2I_R:
+ case OpCode::Id::F2I_C: {
ASSERT_MSG(instr.conversion.src_size == Register::Size::Word, "Unimplemented");
- std::string op_a = regs.GetRegisterAsFloat(instr.gpr20);
+ std::string op_a{};
+
+ if (instr.is_b_gpr) {
+ op_a = regs.GetRegisterAsFloat(instr.gpr20);
+ } else {
+ op_a = regs.GetUniform(instr.cbuf34.index, instr.cbuf34.offset,
+ GLSLRegister::Type::Float);
+ }
if (instr.conversion.abs_a) {
op_a = "abs(" + op_a + ')';
}
+ if (instr.conversion.negate_a) {
+ op_a = "-(" + op_a + ')';
+ }
+
switch (instr.conversion.f2i.rounding) {
case Tegra::Shader::F2iRoundingOp::None:
break;