eitan.c/suyu
1
0
Fork 0
forked from suyu/suyu
Code Pull requests Activity

GPU: Implement predicated exit instructions in the shader programs.

Browse source
This commit is contained in:
Subv 2018-06-04 19:18:11 -05:00
parent d27279092f
commit 6cf6fa2842
1 changed files with 6 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
View file

@ -1093,9 +1093,6 @@ private:
default: { default: {
switch (opcode->GetId()) { switch (opcode->GetId()) {
case OpCode::Id::EXIT: { case OpCode::Id::EXIT: {
ASSERT_MSG(instr.pred.pred_index == static_cast<u64>(Pred::UnusedIndex),
"Predicated exits not implemented");
// Final color output is currently hardcoded to GPR0-3 for fragment shaders // Final color output is currently hardcoded to GPR0-3 for fragment shaders
if (stage == Maxwell3D::Regs::ShaderStage::Fragment) { if (stage == Maxwell3D::Regs::ShaderStage::Fragment) {
shader.AddLine("color.r = " + regs.GetRegisterAsFloat(0) + ';'); shader.AddLine("color.r = " + regs.GetRegisterAsFloat(0) + ';');
@ -1105,7 +1102,12 @@ private:
} }
shader.AddLine("return true;"); shader.AddLine("return true;");
offset = PROGRAM_END - 1; if (instr.pred.pred_index == static_cast<u64>(Pred::UnusedIndex)) {
// If this is an unconditional exit then just end processing here, otherwise we
// have to account for the possibility of the condition not being met, so
// continue processing the next instruction.
offset = PROGRAM_END - 1;
}
break; break;
} }
case OpCode::Id::KIL: { case OpCode::Id::KIL: {