nvc0/ir: fix emission of cvt when register and type size differ

2011-10-06 14:32:58 +02:00
parent 37a08ddce5
commit 7920c3c192
1 changed files with 3 additions and 2 deletions
@@ -785,8 +785,9 @@ CodeEmitterNVC0::emitCVT(Instruction *i)

      roundMode_C(i);

-      code[0] |= util_logbase2(i->def[0].getSize()) << 20;
-      code[0] |= util_logbase2(i->src[0].getSize()) << 23;
+      // cvt u16 f32 sets high bits to 0, so we don't have to use Value::Size()
+      code[0] |= util_logbase2(typeSizeof(i->dType)) << 20;
+      code[0] |= util_logbase2(typeSizeof(i->sType)) << 23;

      if (sat)
         code[0] |= 0x20;