nv50/ir: enable early fragment test with explicit user control

[mesa.git] / src / gallium / drivers / nouveau / codegen / nv50_ir_emit_gm107.cpp

diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp
index e079a574cc85628fd017d3493e1b8ec53362d146..35930e3da4f7276b310b76ea01de7049e5b1fc62 100644 (file)
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_emit_gm107.cpp
@@ -126,6 +126,7 @@ private:
    void emitF2I();
    void emitI2F();
    void emitI2I();
+   void emitSEL();
    void emitSHFL();
 
    void emitDADD();
@@ -893,6 +894,32 @@ CodeEmitterGM107::emitI2I()
    emitGPR  (0x00, insn->def(0));
 }
 
+void
+CodeEmitterGM107::emitSEL()
+{
+   switch (insn->src(1).getFile()) {
+   case FILE_GPR:
+      emitInsn(0x5ca00000);
+      emitGPR (0x14, insn->src(1));
+      break;
+   case FILE_MEMORY_CONST:
+      emitInsn(0x4ca00000);
+      emitCBUF(0x22, -1, 0x14, 16, 2, insn->src(1));
+      break;
+   case FILE_IMMEDIATE:
+      emitInsn(0x38a00000);
+      emitIMMD(0x14, 19, insn->src(1));
+      break;
+   default:
+      assert(!"bad src1 file");
+      break;
+   }
+
+   emitPRED(0x27, insn->src(2));
+   emitGPR (0x08, insn->src(0));
+   emitGPR (0x00, insn->def(0));
+}
+
 void
 CodeEmitterGM107::emitSHFL()
 {
@@ -2963,6 +2990,9 @@ CodeEmitterGM107::emitInstruction(Instruction *i)
             emitISETP();
       }
       break;
+   case OP_SELP:
+      emitSEL();
+      break;
    case OP_PRESIN:
    case OP_PREEX2:
       emitRRO();
@@ -3001,7 +3031,7 @@ CodeEmitterGM107::emitInstruction(Instruction *i)
       case FILE_MEMORY_SHARED: emitSTS(); break;
       case FILE_MEMORY_GLOBAL: emitST(); break;
       default:
-         assert(!"invalid load");
+         assert(!"invalid store");
          emitNOP();
          break;
       }