glsl: Remove now useless dot optimization on basis vect

The optimization in commit d056863b covers these cases, which were the
first optimizations I added to the GLSL compiler.

Reviewed-by: Ian Romanick <[email protected]>

1 files changed, 0 insertions, 48 deletions

diff --git a/src/glsl/ir.cpp b/src/glsl/ir.cpp
index c712c6a7bd9..fe5601a16c7 100644
--- a/src/glsl/ir.cpp
+++ b/src/glsl/ir.cpp
@@ -46,11 +46,6 @@ bool ir_rvalue::is_negative_one() const
    return false;
 }
 
-bool ir_rvalue::is_basis() const
-{
-   return false;
-}
-
 /**
  * Modify the swizzle make to move one component to another
  *
@@ -1191,49 +1186,6 @@ ir_constant::is_negative_one() const
 }
 
 bool
-ir_constant::is_basis() const
-{
-   if (!this->type->is_scalar() && !this->type->is_vector())
-      return false;
-
-   if (this->type->is_boolean())
-      return false;
-
-   unsigned ones = 0;
-   for (unsigned c = 0; c < this->type->vector_elements; c++) {
-      switch (this->type->base_type) {
-      case GLSL_TYPE_FLOAT:
-	 if (this->value.f[c] == 1.0)
-	    ones++;
-	 else if (this->value.f[c] != 0.0)
-	    return false;
-	 break;
-      case GLSL_TYPE_INT:
-	 if (this->value.i[c] == 1)
-	    ones++;
-	 else if (this->value.i[c] != 0)
-	    return false;
-	 break;
-      case GLSL_TYPE_UINT:
-	 if (int(this->value.u[c]) == 1)
-	    ones++;
-	 else if (int(this->value.u[c]) != 0)
-	    return false;
-	 break;
-      default:
-	 /* The only other base types are structures, arrays, samplers, and
-	  * booleans.  Samplers cannot be constants, and the others should
-	  * have been filtered out above.
-	  */
-	 assert(!"Should not get here.");
-	 return false;
-      }
-   }
-
-   return ones == 1;
-}
-
-bool
 ir_constant::is_uint16_constant() const
 {
    if (!type->is_integer())