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Diffstat (limited to 'test/Transforms/GlobalOpt/heap-sra-3.ll')
| -rw-r--r-- | test/Transforms/GlobalOpt/heap-sra-3.ll | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/test/Transforms/GlobalOpt/heap-sra-3.ll b/test/Transforms/GlobalOpt/heap-sra-3.ll new file mode 100644 index 0000000..e7a877c --- /dev/null +++ b/test/Transforms/GlobalOpt/heap-sra-3.ll @@ -0,0 +1,39 @@ +; RUN: opt < %s -globalopt -S | FileCheck %s +target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" + + %struct.foo = type { i32, i32 } +@X = internal global %struct.foo* null +; CHECK: @X.f0 +; CHECK: @X.f1 + +define void @bar(i64 %Size) nounwind noinline { +entry: + %mallocsize = mul i64 8, %Size ; <i64> [#uses=1] +; CHECK: mul i64 %Size, 4 + %malloccall = tail call i8* @malloc(i64 %mallocsize) ; <i8*> [#uses=1] + %.sub = bitcast i8* %malloccall to %struct.foo* ; <%struct.foo*> [#uses=1] + store %struct.foo* %.sub, %struct.foo** @X, align 4 + ret void +} + +declare noalias i8* @malloc(i64) + +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 +} + |