From 56653f0df85f8e4ee60941a6ca31c17ca6f936ff Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Thu, 11 Nov 2010 18:09:32 +0000
Subject: TBAA-enable ArgumentPromotion.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118804 91177308-0d34-0410-b5e6-96231b3b80d8
---
 .../TypeBasedAliasAnalysis/argument-promotion.ll   | 31 ++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 test/Analysis/TypeBasedAliasAnalysis/argument-promotion.ll

(limited to 'test/Analysis')

diff --git a/test/Analysis/TypeBasedAliasAnalysis/argument-promotion.ll b/test/Analysis/TypeBasedAliasAnalysis/argument-promotion.ll
new file mode 100644
index 0000000000..83046aae45
--- /dev/null
+++ b/test/Analysis/TypeBasedAliasAnalysis/argument-promotion.ll
@@ -0,0 +1,31 @@
+; RUN: opt < %s -enable-tbaa -tbaa -basicaa -argpromotion -mem2reg -S | not grep alloca
+
+target datalayout = "E-p:64:64:64"
+
+define internal i32 @test(i32* %X, i32* %Y, i32* %Q) {
+  store i32 77, i32* %Q, !tbaa !2
+  %A = load i32* %X, !tbaa !1
+  %B = load i32* %Y, !tbaa !1
+  %C = add i32 %A, %B
+  ret i32 %C
+}
+
+define internal i32 @caller(i32* %B, i32* %Q) {
+  %A = alloca i32
+  store i32 78, i32* %Q, !tbaa !2
+  store i32 1, i32* %A, !tbaa !1
+  %C = call i32 @test(i32* %A, i32* %B, i32* %Q)
+  ret i32 %C
+}
+
+define i32 @callercaller(i32* %Q) {
+  %B = alloca i32
+  store i32 2, i32* %B, !tbaa !1
+  store i32 79, i32* %Q, !tbaa !2
+  %X = call i32 @caller(i32* %B, i32* %Q)
+  ret i32 %X
+}
+
+!0 = metadata !{metadata !"test"}
+!1 = metadata !{metadata !"green", metadata !0}
+!2 = metadata !{metadata !"blue", metadata !0}
-- 
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