llvm/test/CodeGen/ARM/2009-09-13-InvalidSubreg.ll
Anton Korobeynikov 20c35ec427 Define proper subreg sets for arm - this should fix bunch of subtle problems
with subreg - superreg mapping and also fix PR4965.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81657 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-13 00:59:43 +00:00

62 lines
3.8 KiB
LLVM

; RUN: llc -mattr=+neon < %s
; PR4965
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64"
target triple = "armv7-eabi"
%struct.fr = type { [6 x %struct.pl] }
%struct.obb = type { %"struct.m4", %"struct.p3" }
%struct.pl = type { %"struct.p3" }
%"struct.m4" = type { %"struct.p3", %"struct.p3", %"struct.p3", %"struct.p3" }
%"struct.p3" = type { <4 x float> }
declare <2 x float> @llvm.arm.neon.vpadd.v2f32(<2 x float>, <2 x float>) nounwind readnone
define arm_aapcs_vfpcc i8 @foo(%struct.fr* nocapture %this, %struct.obb* %box) nounwind {
entry:
%val.i.i = load <4 x float>* undef ; <<4 x float>> [#uses=1]
%val2.i.i = load <4 x float>* null ; <<4 x float>> [#uses=1]
%elt3.i.i = getelementptr inbounds %struct.obb* %box, i32 0, i32 0, i32 2, i32 0 ; <<4 x float>*> [#uses=1]
%val4.i.i = load <4 x float>* %elt3.i.i ; <<4 x float>> [#uses=1]
%0 = shufflevector <2 x float> undef, <2 x float> zeroinitializer, <4 x i32> <i32 0, i32 1, i32 2, i32 3> ; <<4 x float>> [#uses=1]
%1 = fadd <4 x float> undef, zeroinitializer ; <<4 x float>> [#uses=1]
br label %bb33
bb: ; preds = %bb33
%2 = fmul <4 x float> %val.i.i, undef ; <<4 x float>> [#uses=1]
%3 = fmul <4 x float> %val2.i.i, undef ; <<4 x float>> [#uses=1]
%4 = fadd <4 x float> %3, %2 ; <<4 x float>> [#uses=1]
%5 = fmul <4 x float> %val4.i.i, undef ; <<4 x float>> [#uses=1]
%6 = fadd <4 x float> %5, %4 ; <<4 x float>> [#uses=1]
%7 = bitcast <4 x float> %6 to <4 x i32> ; <<4 x i32>> [#uses=1]
%8 = and <4 x i32> %7, <i32 -2147483648, i32 -2147483648, i32 -2147483648, i32 -2147483648> ; <<4 x i32>> [#uses=1]
%9 = or <4 x i32> %8, undef ; <<4 x i32>> [#uses=1]
%10 = bitcast <4 x i32> %9 to <4 x float> ; <<4 x float>> [#uses=1]
%11 = shufflevector <4 x float> %10, <4 x float> undef, <2 x i32> <i32 0, i32 1> ; <<2 x float>> [#uses=1]
%12 = shufflevector <2 x float> %11, <2 x float> undef, <4 x i32> zeroinitializer ; <<4 x float>> [#uses=1]
%13 = fmul <4 x float> undef, %12 ; <<4 x float>> [#uses=1]
%14 = fmul <4 x float> %0, undef ; <<4 x float>> [#uses=1]
%15 = fadd <4 x float> %14, %13 ; <<4 x float>> [#uses=1]
%16 = fadd <4 x float> undef, %15 ; <<4 x float>> [#uses=1]
%17 = fadd <4 x float> %1, %16 ; <<4 x float>> [#uses=1]
%18 = fmul <4 x float> zeroinitializer, %17 ; <<4 x float>> [#uses=1]
%19 = insertelement <4 x float> %18, float 0.000000e+00, i32 3 ; <<4 x float>> [#uses=2]
%20 = shufflevector <4 x float> %19, <4 x float> undef, <2 x i32> <i32 0, i32 1> ; <<2 x float>> [#uses=1]
%21 = shufflevector <4 x float> %19, <4 x float> undef, <2 x i32> <i32 2, i32 3> ; <<2 x float>> [#uses=1]
%22 = tail call <2 x float> @llvm.arm.neon.vpadd.v2f32(<2 x float> %20, <2 x float> %21) nounwind ; <<2 x float>> [#uses=2]
%23 = tail call <2 x float> @llvm.arm.neon.vpadd.v2f32(<2 x float> %22, <2 x float> %22) nounwind ; <<2 x float>> [#uses=2]
%24 = shufflevector <2 x float> %23, <2 x float> %23, <4 x i32> zeroinitializer ; <<4 x float>> [#uses=1]
%25 = fadd <4 x float> %24, zeroinitializer ; <<4 x float>> [#uses=1]
%tmp46 = extractelement <4 x float> %25, i32 0 ; <float> [#uses=1]
%26 = fcmp olt float %tmp46, 0.000000e+00 ; <i1> [#uses=1]
br i1 %26, label %bb41, label %bb33
bb33: ; preds = %bb, %entry
br i1 undef, label %bb34, label %bb
bb34: ; preds = %bb33
ret i8 undef
bb41: ; preds = %bb
ret i8 1
}