llvm-for-llvmta/test/CodeGen/SystemZ/DAGCombiner_illegal_BUILD_V...

33 lines
1.1 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
;
; Check that DAGCombiner does not crash after producing an illegal
; BUILD_VECTOR node.
define void @pr32422(double %a0) {
; CHECK-LABEL: pr32422:
; CHECK: # %bb.0: # %BB
; CHECK-NEXT: .LBB0_1: # %CF
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: cdbr %f0, %f0
; CHECK-NEXT: jo .LBB0_1
; CHECK-NEXT: # %bb.2: # %CF353
; CHECK-NEXT: br %r14
BB:
%I = insertelement <8 x i8> zeroinitializer, i8 -95, i32 3
%I8 = insertelement <8 x i8> zeroinitializer, i8 -119, i32 2
%FC = uitofp <8 x i8> %I8 to <8 x float>
%Cmp18 = fcmp uno <8 x float> zeroinitializer, %FC
%I22 = insertelement <8 x i1> %Cmp18, i1 true, i32 5
br label %CF
CF: ; preds = %CF, %BB
%Cmp40 = fcmp uno double 0xC663C682E9619F00, %a0
br i1 %Cmp40, label %CF, label %CF353
CF353: ; preds = %CF
%E195 = extractelement <8 x i1> %I22, i32 4
ret void
}