mesa: Remove Mesa IR opcodes that existed only for NV_vertex_program.

v2: Remove dead positive() function, caught by Matt.

Reviewed-by: Brian Paul <[email protected]> (v1)

1 files changed, 0 insertions, 61 deletions

diff --git a/src/mesa/program/prog_execute.c b/src/mesa/program/prog_execute.c
index dd1706e1444..f57027c0756 100644
--- a/src/mesa/program/prog_execute.c
+++ b/src/mesa/program/prog_execute.c
@@ -79,23 +79,6 @@
 static const GLfloat ZeroVec[4] = { 0.0F, 0.0F, 0.0F, 0.0F };
 
 
-
-/**
- * Return TRUE for +0 and other positive values, FALSE otherwise.
- * Used for RCC opcode.
- */
-static inline GLboolean
-positive(float x)
-{
-   fi_type fi;
-   fi.f = x;
-   if (fi.i & 0x80000000)
-      return GL_FALSE;
-   return GL_TRUE;
-}
-
-
-
 /**
  * Return a pointer to the 4-element float vector specified by the given
  * source register.
@@ -728,13 +711,6 @@ _mesa_execute_program(struct gl_context * ctx,
          break;
       case OPCODE_ENDSUB:      /* end subroutine */
          break;
-      case OPCODE_BRA:         /* branch (conditional) */
-         if (eval_condition(machine, inst)) {
-            /* take branch */
-            /* Subtract 1 here since we'll do pc++ below */
-            pc = inst->BranchTarget - 1;
-         }
-         break;
       case OPCODE_BRK:         /* break out of loop (conditional) */
          ASSERT(program->Instructions[inst->BranchTarget].Opcode
                 == OPCODE_ENDLOOP);
@@ -1367,43 +1343,6 @@ _mesa_execute_program(struct gl_context * ctx,
             store_vector4(inst, machine, result);
          }
          break;
-      case OPCODE_RCC:  /* clamped riciprocal */
-         {
-            const float largest = 1.884467e+19, smallest = 5.42101e-20;
-            GLfloat a[4], r, result[4];
-            fetch_vector1(&inst->SrcReg[0], machine, a);
-            if (DEBUG_PROG) {
-               if (a[0] == 0)
-                  printf("RCC(0)\n");
-               else if (IS_INF_OR_NAN(a[0]))
-                  printf("RCC(inf)\n");
-            }
-            if (a[0] == 1.0F) {
-               r = 1.0F;
-            }
-            else {
-               r = 1.0F / a[0];
-            }
-            if (positive(r)) {
-               if (r > largest) {
-                  r = largest;
-               }
-               else if (r < smallest) {
-                  r = smallest;
-               }
-            }
-            else {
-               if (r < -largest) {
-                  r = -largest;
-               }
-               else if (r > -smallest) {
-                  r = -smallest;
-               }
-            }
-            result[0] = result[1] = result[2] = result[3] = r;
-            store_vector4(inst, machine, result);
-         }
-         break;
 
       case OPCODE_RCP:
          {