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Diffstat (limited to 'test/Analysis/CostModel/AArch64/store.ll')
| -rw-r--r-- | test/Analysis/CostModel/AArch64/store.ll | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/test/Analysis/CostModel/AArch64/store.ll b/test/Analysis/CostModel/AArch64/store.ll new file mode 100644 index 0000000000..0c9883cf2a --- /dev/null +++ b/test/Analysis/CostModel/AArch64/store.ll @@ -0,0 +1,22 @@ +; RUN: opt < %s -cost-model -analyze -mtriple=arm64-apple-ios -mcpu=cyclone | FileCheck %s +target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32" +; CHECK-LABEL: store +define void @store() { + ; Stores of <2 x i64> should be expensive because we don't split them and + ; and unaligned 16b stores have bad performance. + ; CHECK: cost of 12 {{.*}} store + store <2 x i64> undef, <2 x i64> * undef + + ; We scalarize the loads/stores because there is no vector register name for + ; these types (they get extended to v.4h/v.2s). + ; CHECK: cost of 16 {{.*}} store + store <2 x i8> undef, <2 x i8> * undef + ; CHECK: cost of 64 {{.*}} store + store <4 x i8> undef, <4 x i8> * undef + ; CHECK: cost of 16 {{.*}} load + load <2 x i8> * undef + ; CHECK: cost of 64 {{.*}} load + load <4 x i8> * undef + + ret void +} |