Imported Upstream version 5.18.0.207

Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449

external/llvm/test/CodeGen/X86/bswap-rotate.ll

@@ -1,27 +0,0 @@
-; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc < %s -mtriple=i686-unknown-unknown -mcpu=i686 | FileCheck %s --check-prefix=X86
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=X64
-
-; Combine BSWAP (lowered to rolw 8) with a second rotate.
-; This test checks for combining rotates with inconsistent constant value types.
-
-define i16 @combine_bswap_rotate(i16 %a0) {
-; X86-LABEL: combine_bswap_rotate:
-; X86:       # %bb.0:
-; X86-NEXT:    movzwl {{[0-9]+}}(%esp), %eax
-; X86-NEXT:    rolw $9, %ax
-; X86-NEXT:    retl
-;
-; X64-LABEL: combine_bswap_rotate:
-; X64:       # %bb.0:
-; X64-NEXT:    rolw $9, %di
-; X64-NEXT:    movl %edi, %eax
-; X64-NEXT:    retq
-  %1 = call i16 @llvm.bswap.i16(i16 %a0)
-  %2 = shl i16 %1, 1
-  %3 = lshr i16 %1, 15
-  %4 = or i16 %2, %3
-  ret i16 %4
-}
-
-declare i16 @llvm.bswap.i16(i16)