[llvm-commits] [llvm] r61041 - /llvm/trunk/test/Transforms/GlobalOpt/heap-sra-1.ll

[Chris Lattner]

Author: lattner
Date: Mon Dec 15 13:42:05 2008
New Revision: 61041

URL: http://llvm.org/viewvc/llvm-project?rev=61041&view=rev
Log:
add a basic test for heap-sra

Added:
    llvm/trunk/test/Transforms/GlobalOpt/heap-sra-1.ll

Added: llvm/trunk/test/Transforms/GlobalOpt/heap-sra-1.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/GlobalOpt/heap-sra-1.ll?rev=61041&view=auto

==============================================================================
--- llvm/trunk/test/Transforms/GlobalOpt/heap-sra-1.ll (added)
+++ llvm/trunk/test/Transforms/GlobalOpt/heap-sra-1.ll Mon Dec 15 13:42:05 2008
@@ -0,0 +1,34 @@
+; RUN: llvm-as < %s | opt -globalopt | llvm-dis | grep {@X.f0}
+; RUN: llvm-as < %s | opt -globalopt | llvm-dis | grep {@X.f1}
+target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
+target triple = "i386-apple-darwin7"
+
+	%struct.foo = type { i32, i32 }
+ at X = internal global %struct.foo* null
+
+define void @bar(i32 %Size) nounwind noinline {
+entry:
+	%.sub = malloc %struct.foo, i32 %Size	
+	store %struct.foo* %.sub, %struct.foo** @X, align 4
+	ret void
+}
+
+define i32 @baz() nounwind readonly noinline {
+bb1.thread:
+	%0 = load %struct.foo** @X, align 4		
+	br label %bb1
+
+bb1:		; preds = %bb1, %bb1.thread
+	%i.0.reg2mem.0 = phi i32 [ 0, %bb1.thread ], [ %indvar.next, %bb1 ]
+	%sum.0.reg2mem.0 = phi i32 [ 0, %bb1.thread ], [ %3, %bb1 ]
+	%1 = getelementptr %struct.foo* %0, i32 %i.0.reg2mem.0, i32 0
+	%2 = load i32* %1, align 4
+	%3 = add i32 %2, %sum.0.reg2mem.0	
+	%indvar.next = add i32 %i.0.reg2mem.0, 1	
+	%exitcond = icmp eq i32 %indvar.next, 1200		
+	br i1 %exitcond, label %bb2, label %bb1
+
+bb2:		; preds = %bb1
+	ret i32 %3
+}
+