| ; REQUIRES: arm-registered-target |
| ; REQUIRES: asserts |
| ; RUN: llc -o /dev/null %s -debug-only=legalize-types 2>&1 | FileCheck %s |
| |
| ; This test check that when v4f64 gets broken down to two v2f64 it maintains |
| ; the "nnan" flags. |
| |
| ; CHECK: Legalizing node: [[VFOUR:t.*]]: v4f64 = BUILD_VECTOR |
| ; CHECK-NEXT: Analyzing result type: v4f64 |
| ; CHECK-NEXT: Split node result: [[VFOUR]]: v4f64 = BUILD_VECTOR |
| |
| ; CHECK: Legalizing node: [[VTWOA:t.*]]: v2f64 = BUILD_VECTOR |
| ; CHECK: Legally typed node: [[VTWOA]]: v2f64 = BUILD_VECTOR |
| ; CHECK: Legalizing node: [[VTWOB:t.*]]: v2f64 = BUILD_VECTOR |
| ; CHECK: Legally typed node: [[VTWOB]]: v2f64 = BUILD_VECTOR |
| ; CHECK: Legalizing node: t30: v2f64 = fmaxnum nnan reassoc [[VTWOB]], [[VTWOA]] |
| |
| target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" |
| target triple = "aarch64--linux-gnu" |
| |
| |
| ; Function Attrs: norecurse nounwind |
| define fastcc double @test(double %a0, double %a1, double %a2, double %a3) unnamed_addr #1 { |
| entry: |
| %0 = insertelement <4 x double> undef, double %a0, i32 0 |
| %1 = insertelement <4 x double> %0, double %a1, i32 1 |
| %2 = insertelement <4 x double> %1, double %a2, i32 2 |
| %3 = insertelement <4 x double> %2, double %a3, i32 3 |
| %4 = call nnan reassoc double @llvm.vector.reduce.fmax.v4f64(<4 x double> %3) |
| ret double %4 |
| } |
| |
| declare double @llvm.vector.reduce.fmax.v4f64(<4 x double>) |
