xref: /llvm-project/llvm/test/CodeGen/ARM/fast-isel-vaddd.ll (revision bed1c7f061aa12417aa081e334afdba45767b938)
1; RUN: llc %s -o - -verify-machineinstrs -fast-isel=true -mattr=+vfp4 -mattr=+neon | FileCheck %s
2
3target datalayout = "e-m:o-p:32:32-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32"
4target triple = "thumbv7s-apple-ios8.0.0"
5
6%union.DV = type { <2 x double> }
7
8; Fast-ISel was incorrectly trying to codegen <2 x double> adds and returning only a single vadds
9; Check that we generate the 2 vaddd's we expect
10
11; CHECK: vadd.f64
12; CHECK: vadd.f64
13
14define i32 @main(i32 %argc, ptr nocapture readnone %Argv, <2 x double> %tmp31) {
15bb:
16  %Ad = alloca %union.DV, align 16
17  %tmp33 = fadd <2 x double> %tmp31, %tmp31
18  br label %bb37
19
20bb37:                                             ; preds = %bb37, %bb
21  %i.02 = phi i32 [ 0, %bb ], [ %tmp38, %bb37 ]
22  store <2 x double> %tmp33, ptr %Ad, align 16
23  %tmp38 = add nuw nsw i32 %i.02, 1
24  %exitcond = icmp eq i32 %tmp38, 500000
25  br i1 %exitcond, label %bb39, label %bb37
26
27bb39:                                             ; preds = %bb37
28  call fastcc void @printDV(ptr %Ad)
29  ret i32 0
30}
31
32declare hidden fastcc void @printDV(ptr nocapture readonly)
33