llvmpipe: In the abcense of a min/max intrinsic, use the comparison intrinsics.

src/gallium/drivers/llvmpipe/lp_bld_arit.c

@@ -52,6 +52,7 @@
 #include "lp_bld_type.h"
 #include "lp_bld_const.h"
 #include "lp_bld_intr.h"
+#include "lp_bld_logic.h"
 #include "lp_bld_arit.h"
 
 
@@ -98,11 +99,8 @@ lp_build_min_simple(struct lp_build_context *bld,
    if(intrinsic)
       return lp_build_intrinsic_binary(bld->builder, intrinsic, lp_build_vec_type(bld->type), a, b);
 
-   if(type.floating)
-      cond = LLVMBuildFCmp(bld->builder, LLVMRealULT, a, b, "");
-   else
-      cond = LLVMBuildICmp(bld->builder, type.sign ? LLVMIntSLT : LLVMIntULT, a, b, "");
-   return LLVMBuildSelect(bld->builder, cond, a, b, "");
+   cond = lp_build_cmp(bld, PIPE_FUNC_LESS, a, b);
+   return lp_build_select(bld, cond, a, b);
 }
 
 
@@ -149,11 +147,8 @@ lp_build_max_simple(struct lp_build_context *bld,
    if(intrinsic)
       return lp_build_intrinsic_binary(bld->builder, intrinsic, lp_build_vec_type(bld->type), a, b);
 
-   if(type.floating)
-      cond = LLVMBuildFCmp(bld->builder, LLVMRealULT, a, b, "");
-   else
-      cond = LLVMBuildICmp(bld->builder, type.sign ? LLVMIntSLT : LLVMIntULT, a, b, "");
-   return LLVMBuildSelect(bld->builder, cond, b, a, "");
+   cond = lp_build_cmp(bld, PIPE_FUNC_GREATER, a, b);
+   return lp_build_select(bld, cond, a, b);
 }
 
 

src/gallium/drivers/llvmpipe/lp_bld_logic.c

@@ -33,7 +33,6 @@
  */
 
 
-#include "pipe/p_defines.h"
 #include "lp_bld_type.h"
 #include "lp_bld_const.h"
 #include "lp_bld_intr.h"

src/gallium/drivers/llvmpipe/lp_bld_logic.h

@@ -39,6 +39,8 @@
 
 #include <llvm-c/Core.h>  
 
+#include "pipe/p_defines.h" /* For PIPE_FUNC_xxx */
+
 
 union lp_type type;
 struct lp_build_context;