[PATCH] D48280: [X86] Add notes to a few intrinsics

[Gabor Buella via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL335340: [X86] Add notes to a few intrinsics (authored by GBuella, committed by ).

Changed prior to commit:
  https://reviews.llvm.org/D48280?vs=152061&id=152457#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D48280

Files:
  llvm/trunk/include/llvm/IR/IntrinsicsX86.td


Index: llvm/trunk/include/llvm/IR/IntrinsicsX86.td
===================================================================
--- llvm/trunk/include/llvm/IR/IntrinsicsX86.td
+++ llvm/trunk/include/llvm/IR/IntrinsicsX86.td
@@ -211,6 +211,8 @@
   def int_x86_sse_cmp_ss : GCCBuiltin<"__builtin_ia32_cmpss">,
               Intrinsic<[llvm_v4f32_ty], [llvm_v4f32_ty,
                          llvm_v4f32_ty, llvm_i8_ty], [IntrNoMem]>;
+  // NOTE: This comparison intrinsic is not used by clang as long as the
+  //       distinction in signaling behaviour is not implemented.
   def int_x86_sse_cmp_ps :
               Intrinsic<[llvm_v4f32_ty], [llvm_v4f32_ty,
                          llvm_v4f32_ty, llvm_i8_ty], [IntrNoMem]>;
@@ -317,6 +319,8 @@
   def int_x86_sse2_cmp_sd : GCCBuiltin<"__builtin_ia32_cmpsd">,
               Intrinsic<[llvm_v2f64_ty], [llvm_v2f64_ty,
                          llvm_v2f64_ty, llvm_i8_ty], [IntrNoMem]>;
+  // NOTE: This comparison intrinsic is not used by clang as long as the
+  //       distinction in signaling behaviour is not implemented.
   def int_x86_sse2_cmp_pd :
               Intrinsic<[llvm_v2f64_ty], [llvm_v2f64_ty,
                          llvm_v2f64_ty, llvm_i8_ty], [IntrNoMem]>;
@@ -5517,6 +5521,8 @@
 
 // Misc.
 let TargetPrefix = "x86" in {
+  // NOTE: These comparison intrinsics are not used by clang as long as the
+  //       distinction in signaling behaviour is not implemented.
   def int_x86_avx512_mask_cmp_ps_512 :
               Intrinsic<[llvm_v16i1_ty], [llvm_v16f32_ty, llvm_v16f32_ty,
                          llvm_i32_ty, llvm_i32_ty], [IntrNoMem]>;


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