i965: Drop KIL_NV from the ff/ARB_fp path since it was only used for GLSL.

src/mesa/drivers/dri/i965/brw_wm.h

@@ -380,7 +380,6 @@ void emit_fb_write(struct brw_wm_compile *c,
 void emit_frontfacing(struct brw_compile *p,
 		      const struct brw_reg *dst,
 		      GLuint mask);
-void emit_kil_nv(struct brw_wm_compile *c);
 void emit_linterp(struct brw_compile *p,
 		  const struct brw_reg *dst,
 		  GLuint mask,

src/mesa/drivers/dri/i965/brw_wm_emit.c

@@ -1334,21 +1334,6 @@ static void emit_kil( struct brw_wm_compile *c,
    }
 }
 
-/* KIL_NV kills the pixels that are currently executing, not based on a test
- * of the arguments.
- */
-void emit_kil_nv( struct brw_wm_compile *c )
-{
-   struct brw_compile *p = &c->func;
-   struct brw_reg r0uw = retype(brw_vec1_grf(0, 0), BRW_REGISTER_TYPE_UW);
-
-   brw_push_insn_state(p);
-   brw_set_mask_control(p, BRW_MASK_DISABLE);
-   brw_NOT(p, c->emit_mask_reg, brw_mask_reg(1)); /* IMASK */
-   brw_AND(p, r0uw, c->emit_mask_reg, r0uw);
-   brw_pop_insn_state(p);
-}
-
 static void fire_fb_write( struct brw_wm_compile *c,
 			   GLuint base_reg,
 			   GLuint nr,
@@ -1913,10 +1898,6 @@ void brw_wm_emit( struct brw_wm_compile *c )
 	 emit_kil(c, args[0]);
 	 break;
 
-      case OPCODE_KIL_NV:
-	 emit_kil_nv(c);
-	 break;
-
       default:
 	 printf("Unsupported opcode %i (%s) in fragment shader\n",
 		inst->opcode, inst->opcode < MAX_OPCODE ?

src/mesa/drivers/dri/i965/brw_wm_pass1.c

@@ -280,7 +280,6 @@ void brw_wm_pass1( struct brw_wm_compile *c )
 
       case OPCODE_DST:
       case WM_FRONTFACING:
-      case OPCODE_KIL_NV:
       default:
 	 break;
       }