[X86] pr34592.ll - add nounwind to remove cfi noise

Author: RKSimon

llvm/test/CodeGen/X86/pr34592.ll

@@ -1,14 +1,11 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx2 -O0 | FileCheck %s
 
-define <16 x i64> @pluto(<16 x i64> %arg, <16 x i64> %arg1, <16 x i64> %arg2, <16 x i64> %arg3, <16 x i64> %arg4) {
+define <16 x i64> @pluto(<16 x i64> %arg, <16 x i64> %arg1, <16 x i64> %arg2, <16 x i64> %arg3, <16 x i64> %arg4) nounwind {
 ; CHECK-LABEL: pluto:
 ; CHECK:       # %bb.0: # %bb
 ; CHECK-NEXT:    pushq %rbp
-; CHECK-NEXT:    .cfi_def_cfa_offset 16
-; CHECK-NEXT:    .cfi_offset %rbp, -16
 ; CHECK-NEXT:    movq %rsp, %rbp
-; CHECK-NEXT:    .cfi_def_cfa_register %rbp
 ; CHECK-NEXT:    andq $-32, %rsp
 ; CHECK-NEXT:    subq $32, %rsp
 ; CHECK-NEXT:    vmovaps %ymm4, %ymm10
@@ -44,7 +41,6 @@ define <16 x i64> @pluto(<16 x i64> %arg, <16 x i64> %arg1, <16 x i64> %arg2, <1
 ; CHECK-NEXT:    vpblendd {{.*#+}} ymm3 = ymm3[0,1],ymm4[2,3,4,5],ymm3[6,7]
 ; CHECK-NEXT:    movq %rbp, %rsp
 ; CHECK-NEXT:    popq %rbp
-; CHECK-NEXT:    .cfi_def_cfa %rsp, 8
 ; CHECK-NEXT:    retq
 bb:
   %tmp = select <16 x i1> <i1 false, i1 false, i1 false, i1 false, i1 false, i1 false, i1 false, i1 false, i1 false, i1 false, i1 true, i1 true, i1 false, i1 false, i1 false, i1 false>, <16 x i64> %arg, <16 x i64> %arg1