xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/2012-07-15-broadcastfold.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=x86 -mcpu=corei7 -mattr=+avx2 | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdeclare x86_fastcallcc i64 @barrier()
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker;CHECK-LABEL: bcast_fold:
6*9880d681SAndroid Build Coastguard Worker;CHECK: vmov{{[au]}}ps %xmm{{[0-9]+}}, [[SPILLED:[^\)]+\)]]
7*9880d681SAndroid Build Coastguard Worker;CHECK: barrier
8*9880d681SAndroid Build Coastguard Worker;CHECK: vbroadcastss [[SPILLED]], %ymm0
9*9880d681SAndroid Build Coastguard Worker;CHECK: ret
10*9880d681SAndroid Build Coastguard Workerdefine <8 x float> @bcast_fold( float* %A) {
11*9880d681SAndroid Build Coastguard WorkerBB:
12*9880d681SAndroid Build Coastguard Worker  %A0 = load float, float* %A
13*9880d681SAndroid Build Coastguard Worker  %tt3 = call x86_fastcallcc i64 @barrier()
14*9880d681SAndroid Build Coastguard Worker  br i1 undef, label %work, label %exit
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Workerwork:
17*9880d681SAndroid Build Coastguard Worker  %A1 = insertelement <8 x float> undef, float %A0, i32 0
18*9880d681SAndroid Build Coastguard Worker  %A2 = shufflevector <8 x float> %A1, <8 x float> undef, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
19*9880d681SAndroid Build Coastguard Worker  ret <8 x float> %A2
20*9880d681SAndroid Build Coastguard Worker
21*9880d681SAndroid Build Coastguard Workerexit:
22*9880d681SAndroid Build Coastguard Worker  ret <8 x float> undef
23*9880d681SAndroid Build Coastguard Worker}
24