1 ; REQUIRES: arm-registered-target
3 ; RUN: llc -o /dev/null %s -debug-only=legalize-types 2>&1 | FileCheck %s
5 ; This test check that when v4f64 gets broken down to two v2f64 it maintains
8 ; CHECK: Legalizing node: [[VFOUR:t.*]]: v4f64 = BUILD_VECTOR
9 ; CHECK-NEXT: Analyzing result type: v4f64
10 ; CHECK-NEXT: Split node result: [[VFOUR]]: v4f64 = BUILD_VECTOR
12 ; CHECK: Legalizing node: [[VTWO:t.*]]: v2f64 = BUILD_VECTOR
13 ; CHECK: Legally typed node: [[VTWO]]: v2f64 = BUILD_VECTOR
14 ; CHECK: Legalizing node: t26: v2f64 = fmaxnum nnan reassoc [[VTWO]], [[VTWO]]
16 target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
17 target triple = "aarch64--linux-gnu"
20 ; Function Attrs: norecurse nounwind
21 define fastcc double @test() unnamed_addr #1 {
23 %0 = insertelement <4 x double> undef, double 1.0, i32 0
24 %1 = insertelement <4 x double> %0, double 1.0, i32 1
25 %2 = insertelement <4 x double> %1, double 1.0, i32 2
26 %3 = insertelement <4 x double> %2, double 1.0, i32 3
27 %4 = call nnan reassoc double @llvm.experimental.vector.reduce.fmax.v4f64(<4 x double> %3)
31 declare double @llvm.experimental.vector.reduce.fmax.v4f64(<4 x double>)