From: Craig Topper <craig.topper@gmail.com>
Date: Wed, 6 Jul 2016 04:24:24 +0000 (+0000)
Subject: [AVX512] Remove GCC builtins from the vplzcntd/q intrinsics so we can emit native... 
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=669ea6503927d1f679a629b99465ccc55464d6a2;p=llvm

[AVX512] Remove GCC builtins from the vplzcntd/q intrinsics so we can emit native IR using the generic ctlz intrinsic in clang.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@274602 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/IR/IntrinsicsX86.td b/include/llvm/IR/IntrinsicsX86.td
index 7ca2b3b5723..6320f691c85 100644
--- a/include/llvm/IR/IntrinsicsX86.td
+++ b/include/llvm/IR/IntrinsicsX86.td
@@ -6509,33 +6509,27 @@ let TargetPrefix = "x86" in {
                     [IntrNoMem]>;
 
   def int_x86_avx512_mask_lzcnt_d_128 :
-          GCCBuiltin<"__builtin_ia32_vplzcntd_128_mask">,
           Intrinsic<[llvm_v4i32_ty],
                     [llvm_v4i32_ty, llvm_v4i32_ty, llvm_i8_ty],
                     [IntrNoMem]>;
   def int_x86_avx512_mask_lzcnt_d_256 :
-          GCCBuiltin<"__builtin_ia32_vplzcntd_256_mask">,
           Intrinsic<[llvm_v8i32_ty],
                     [llvm_v8i32_ty, llvm_v8i32_ty, llvm_i8_ty],
                     [IntrNoMem]>;
   def int_x86_avx512_mask_lzcnt_d_512 :
-          GCCBuiltin<"__builtin_ia32_vplzcntd_512_mask">,
           Intrinsic<[llvm_v16i32_ty],
                     [llvm_v16i32_ty, llvm_v16i32_ty, llvm_i16_ty],
                     [IntrNoMem]>;
 
   def int_x86_avx512_mask_lzcnt_q_128 :
-          GCCBuiltin<"__builtin_ia32_vplzcntq_128_mask">,
           Intrinsic<[llvm_v2i64_ty],
                     [llvm_v2i64_ty, llvm_v2i64_ty, llvm_i8_ty],
                     [IntrNoMem]>;
  def int_x86_avx512_mask_lzcnt_q_256 :
-          GCCBuiltin<"__builtin_ia32_vplzcntq_256_mask">,
           Intrinsic<[llvm_v4i64_ty],
                     [llvm_v4i64_ty, llvm_v4i64_ty, llvm_i8_ty],
                     [IntrNoMem]>;
   def int_x86_avx512_mask_lzcnt_q_512 :
-          GCCBuiltin<"__builtin_ia32_vplzcntq_512_mask">,
           Intrinsic<[llvm_v8i64_ty],
                     [llvm_v8i64_ty, llvm_v8i64_ty, llvm_i8_ty],
                     [IntrNoMem]>;