gallivm: Remove lp_func_delete_body.

Not necessary, now that we will free the whole module (hence all
function bodies) immediately after compiling.

Reviewed-by: Roland Scheidegger <sroland@vmware.com>

src/gallium/auxiliary/gallivm/lp_bld_init.c

@@ -605,8 +605,5 @@ gallivm_jit_function(struct gallivm_state *gallivm,
    lp_profile(func, code);
 #endif
 
-   /* Free the function body to save memory */
-   lp_func_delete_body(func);
-
    return jit_func;
 }

src/gallium/auxiliary/gallivm/lp_bld_misc.cpp

@@ -117,14 +117,6 @@ lp_set_target_options(void)
 }
 
 
-extern "C" void
-lp_func_delete_body(LLVMValueRef FF)
-{
-   llvm::Function *func = llvm::unwrap<llvm::Function>(FF);
-   func->deleteBody();
-}
-
-
 extern "C"
 LLVMValueRef
 lp_build_load_volatile(LLVMBuilderRef B, LLVMValueRef PointerVal,

src/gallium/auxiliary/gallivm/lp_bld_misc.h

@@ -46,10 +46,6 @@ extern void
 lp_set_target_options(void);
 
 
-extern void
-lp_func_delete_body(LLVMValueRef func);
-
-
 extern LLVMValueRef
 lp_build_load_volatile(LLVMBuilderRef B, LLVMValueRef PointerVal,
                        const char *Name);