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Shader/Conversion: Implemented the negate bit in F2F and I2I instructions.

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This commit is contained in:
Subv 2018-08-15 09:27:43 -05:00
parent 38592a3b5e
commit 91140f6c0a
1 changed files with 12 additions and 4 deletions
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16
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
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@ -1250,6 +1250,10 @@ private:
op_a = "abs(" + op_a + ')'; 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, regs.SetRegisterToInteger(instr.gpr0, instr.conversion.is_output_signed, 0, op_a, 1,
1, instr.alu.saturate_d, 0, instr.conversion.dest_size); 1, instr.alu.saturate_d, 0, instr.conversion.dest_size);
break; break;
@ -1289,6 +1293,14 @@ private:
ASSERT_MSG(instr.conversion.src_size == Register::Size::Word, "Unimplemented"); ASSERT_MSG(instr.conversion.src_size == Register::Size::Word, "Unimplemented");
std::string op_a = regs.GetRegisterAsFloat(instr.gpr20); 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) { switch (instr.conversion.f2f.rounding) {
case Tegra::Shader::F2fRoundingOp::None: case Tegra::Shader::F2fRoundingOp::None:
break; break;
@ -1311,10 +1323,6 @@ private:
break; break;
} }
if (instr.conversion.abs_a) {
op_a = "abs(" + op_a + ')';
}
regs.SetRegisterToFloat(instr.gpr0, 0, op_a, 1, 1, instr.alu.saturate_d); regs.SetRegisterToFloat(instr.gpr0, 0, op_a, 1, 1, instr.alu.saturate_d);
break; break;
} }