[X86] Remove SSE/AVX unaligned store intrinsics as clang no longer uses them. Auto upgrade to native unaligned store instructions.

llvm-svn: 271236

1 files changed, 0 insertions, 26 deletions

diff --git a/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp b/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
index c87d0466a9d..e0ec74f814b 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
@@ -1397,32 +1397,6 @@ Instruction *InstCombiner::visitCallInst(CallInst &CI) {
     }
     break;
 
-  case Intrinsic::x86_sse_storeu_ps:
-  case Intrinsic::x86_sse2_storeu_pd:
-  case Intrinsic::x86_sse2_storeu_dq:
-    // Turn X86 storeu -> store if the pointer is known aligned.
-    if (getOrEnforceKnownAlignment(II->getArgOperand(0), 16, DL, II, AC, DT) >=
-        16) {
-      Type *OpPtrTy =
-        PointerType::getUnqual(II->getArgOperand(1)->getType());
-      Value *Ptr = Builder->CreateBitCast(II->getArgOperand(0), OpPtrTy);
-      return new StoreInst(II->getArgOperand(1), Ptr);
-    }
-    break;
-
-  case Intrinsic::x86_avx_storeu_ps_256:
-  case Intrinsic::x86_avx_storeu_pd_256:
-  case Intrinsic::x86_avx_storeu_dq_256:
-    // Turn X86 storeu -> store if the pointer is known aligned.
-    if (getOrEnforceKnownAlignment(II->getArgOperand(0), 32, DL, II, AC, DT) >=
-        32) {
-      Type *OpPtrTy =
-        PointerType::getUnqual(II->getArgOperand(1)->getType());
-      Value *Ptr = Builder->CreateBitCast(II->getArgOperand(0), OpPtrTy);
-      return new StoreInst(II->getArgOperand(1), Ptr);
-    }
-    break;
-
   case Intrinsic::x86_vcvtph2ps_128:
   case Intrinsic::x86_vcvtph2ps_256: {
     auto Arg = II->getArgOperand(0);