[PATCH] D66785: [x86] Adding support for some missing intrinsics: _mm512_cvtsi512_si32

[Bing Yu via Phabricator via llvm-commits]

yubing created this revision.
yubing added reviewers: craig.topper, pengfei, LuoYuanke.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

Adding support for some missing intrinsics:
_mm512_cvtsi512_si32


Repository:
  rL LLVM

https://reviews.llvm.org/D66785

Files:
  clang/lib/Headers/avx512fintrin.h
  clang/test/CodeGen/avx512f-builtins.c


Index: clang/test/CodeGen/avx512f-builtins.c
===================================================================
--- clang/test/CodeGen/avx512f-builtins.c
+++ clang/test/CodeGen/avx512f-builtins.c
@@ -10845,3 +10845,9 @@
   // CHECK: shufflevector <4 x i64> %{{.*}}, <4 x i64> %{{.*}}, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
   return _mm512_zextsi256_si512(A);
 }
+
+int test_mm512_cvtsi512_si32(__m512i a) {
+  // CHECK-LABEL: test_mm512_cvtsi512_si32
+  // CHECK: %{{.*}} = extractelement <16 x i32> %{{.*}}, i32 0
+  return _mm512_cvtsi512_si32(a);
+}
Index: clang/lib/Headers/avx512fintrin.h
===================================================================
--- clang/lib/Headers/avx512fintrin.h
+++ clang/lib/Headers/avx512fintrin.h
@@ -9659,6 +9659,12 @@
 }
 #undef _mm512_mask_reduce_operator
 
+static __inline__ int __DEFAULT_FN_ATTRS512
+_mm512_cvtsi512_si32(__m512i __A) {
+  __v16si __b = (__v16si)__A;
+  return __b[0];
+}
+
 #undef __DEFAULT_FN_ATTRS512
 #undef __DEFAULT_FN_ATTRS128
 #undef __DEFAULT_FN_ATTRS


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