add inline attr test

Author: mustartt

llvm/test/Transforms/Inline/PowerPC/inline-target-attr.ll

@@ -0,0 +1,37 @@
+; RUN: opt < %s -mtriple=powerpc64le-ibm-linux-gnu -S -passes=inline | FileCheck %s
+; RUN: opt < %s -mtriple=powerpc64le-ibm-linux-gnu -S -passes='cgscc(inline)' | FileCheck %s
+
+target datalayout = "E-m:e-i64:64-n32:64"
+target triple = "powerpc64le-ibm-linux-gnu"
+
+declare i32 @inlined()
+
+define i32 @foo() #0 {
+; CHECK-LABEL: foo
+; CHECK: entry
+; CHECK-NEXT: call i32 @bar()
+; CHECK-NEXT: call i32 @inlined()
+entry:
+    %1 = call i32 @bar()
+    %2 = call i32 @baz()
+    %3 = add i32 %1, %2
+    ret i32 %3
+}
+
+define i32 @bar() #1 {
+entry:
+    %1 = call i32 @inlined()
+    ret i32 %1
+}
+
+define i32 @baz() #0 {
+entry:
+    %1 = call i32 @inlined()
+    ret i32 %1
+}
+
+attributes #0 = { "target-cpu"="pwr7" "target-features"="+allow-unaligned-fp-access" }
+
+; We explictly disable -power8-vector to avoid emitting those instructions
+; so we should not inline them into +power8-vector
+attributes #1 = { "target-cpu"="pwr7" "target-features"="-allow-unaligned-fp-access" }