From 03180dca7a3b5d57100158eb06d00419e55d9dc8 Mon Sep 17 00:00:00 2001
From: José Fonseca <jfonseca@vmware.com>
Date: Sun, 23 Aug 2009 07:55:29 +0100
Subject: llvmpipe: Pre-declare fetch_texel.

---
 src/gallium/drivers/llvmpipe/lp_bld_intr.c | 49 ++++++++++++++++++++++--------
 1 file changed, 36 insertions(+), 13 deletions(-)

(limited to 'src/gallium/drivers/llvmpipe/lp_bld_intr.c')

diff --git a/src/gallium/drivers/llvmpipe/lp_bld_intr.c b/src/gallium/drivers/llvmpipe/lp_bld_intr.c
index 42fd57fdf0..9895749d56 100644
--- a/src/gallium/drivers/llvmpipe/lp_bld_intr.c
+++ b/src/gallium/drivers/llvmpipe/lp_bld_intr.c
@@ -49,6 +49,37 @@
 #include "lp_bld_intr.h"
 
 
+LLVMValueRef
+lp_declare_intrinsic(LLVMModuleRef module,
+                     const char *name,
+                     LLVMTypeRef ret_type,
+                     LLVMTypeRef *arg_types,
+                     unsigned num_args)
+{
+   LLVMTypeRef function_type;
+   LLVMValueRef function;
+
+   assert(!LLVMGetNamedFunction(module, name));
+
+   function_type = LLVMFunctionType(ret_type, arg_types, num_args, 0);
+   function = LLVMAddFunction(module, name, function_type);
+
+   LLVMSetFunctionCallConv(function, LLVMCCallConv);
+   LLVMSetLinkage(function, LLVMExternalLinkage);
+
+   assert(LLVMIsDeclaration(function));
+
+   if(name[0] == 'l' &&
+      name[1] == 'l' &&
+      name[2] == 'v' &&
+      name[3] == 'm' &&
+      name[4] == '.')
+      assert(LLVMGetIntrinsicID(function));
+
+   return function;
+}
+
+
 LLVMValueRef
 lp_build_intrinsic(LLVMBuilderRef builder,
                    const char *name,
@@ -59,28 +90,20 @@ lp_build_intrinsic(LLVMBuilderRef builder,
    LLVMModuleRef module = LLVMGetGlobalParent(LLVMGetBasicBlockParent(LLVMGetInsertBlock(builder)));
    LLVMValueRef function;
 
-   assert(num_args <= LP_MAX_FUNC_ARGS);
-
    function = LLVMGetNamedFunction(module, name);
    if(!function) {
       LLVMTypeRef arg_types[LP_MAX_FUNC_ARGS];
       unsigned i;
+
+      assert(num_args <= LP_MAX_FUNC_ARGS);
+
       for(i = 0; i < num_args; ++i) {
          assert(args[i]);
          arg_types[i] = LLVMTypeOf(args[i]);
       }
-      function = LLVMAddFunction(module, name, LLVMFunctionType(ret_type, arg_types, num_args, 0));
-      LLVMSetFunctionCallConv(function, LLVMCCallConv);
-      LLVMSetLinkage(function, LLVMExternalLinkage);
-   }
-   assert(LLVMIsDeclaration(function));
 
-   if(name[0] == 'l' &&
-      name[1] == 'l' &&
-      name[2] == 'v' &&
-      name[3] == 'm' &&
-      name[4] == '.')
-      assert(LLVMGetIntrinsicID(function));
+      function = lp_declare_intrinsic(module, name, ret_type, arg_types, num_args);
+   }
 
    return LLVMBuildCall(builder, function, args, num_args, "");
 }
-- 
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