1 files changed, 46 insertions, 0 deletions
diff --git a/test/Analysis/CostModel/ARM/insertelement.ll b/test/Analysis/CostModel/ARM/insertelement.ll
new file mode 100644
index 0000000000000..f951b08f9baa8
--- /dev/null
+++ b/test/Analysis/CostModel/ARM/insertelement.ll
@@ -0,0 +1,46 @@
+; RUN: opt -cost-model -analyze -mtriple=thumbv7-apple-ios6.0.0 -mcpu=swift < %s | 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"
+target triple = "thumbv7-apple-ios6.0.0"
+
+; Multiple insert elements from loads into d subregisters are expensive on swift
+; due to renaming constraints.
+%T_i8v = type <8 x i8>
+%T_i8 = type i8
+; CHECK: insertelement_i8
+define void @insertelement_i8(%T_i8* %saddr,
+                           %T_i8v* %vaddr) {
+  %v0 = load %T_i8v* %vaddr
+  %v1 = load %T_i8* %saddr
+;CHECK: estimated cost of 3 for {{.*}} insertelement <8 x i8>
+  %v2 = insertelement %T_i8v %v0, %T_i8 %v1, i32 1
+  store %T_i8v %v2, %T_i8v* %vaddr
+  ret void
+}
+
+
+%T_i16v = type <4 x i16>
+%T_i16 = type i16
+; CHECK: insertelement_i16
+define void @insertelement_i16(%T_i16* %saddr,
+                           %T_i16v* %vaddr) {
+  %v0 = load %T_i16v* %vaddr
+  %v1 = load %T_i16* %saddr
+;CHECK: estimated cost of 3 for {{.*}} insertelement <4 x i16>
+  %v2 = insertelement %T_i16v %v0, %T_i16 %v1, i32 1
+  store %T_i16v %v2, %T_i16v* %vaddr
+  ret void
+}
+
+%T_i32v = type <2 x i32>
+%T_i32 = type i32
+; CHECK: insertelement_i32
+define void @insertelement_i32(%T_i32* %saddr,
+                           %T_i32v* %vaddr) {
+  %v0 = load %T_i32v* %vaddr
+  %v1 = load %T_i32* %saddr
+;CHECK: estimated cost of 3 for {{.*}} insertelement <2 x i32>
+  %v2 = insertelement %T_i32v %v0, %T_i32 %v1, i32 1
+  store %T_i32v %v2, %T_i32v* %vaddr
+  ret void
+}