f4ee371e60
These flags are now always passed to all tests and need to be disabled if not needed. Disabling these flags, rather than passing them to almost all tests, significantly simplfies our RUN: lines. llvm-svn: 249422
71 lines
2.6 KiB
LLVM
71 lines
2.6 KiB
LLVM
; RUN: opt %loadPolly -polly-ast -analyze < %s | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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@A = common global [1024 x i32] zeroinitializer, align 16 ; <[1024 x i32]*> [#uses=3]
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define void @bar(i64 %n) nounwind {
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bb:
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fence seq_cst
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br label %bb1
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bb1: ; preds = %bb3, %bb
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%i.0 = phi i64 [ 0, %bb ], [ %tmp, %bb3 ] ; <i64> [#uses=3]
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%scevgep = getelementptr [1024 x i32], [1024 x i32]* @A, i64 0, i64 %i.0 ; <i32*> [#uses=1]
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%exitcond = icmp ne i64 %i.0, %n ; <i1> [#uses=1]
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br i1 %exitcond, label %bb2, label %bb4
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bb2: ; preds = %bb1
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store i32 1, i32* %scevgep
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br label %bb3
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bb3: ; preds = %bb2
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%tmp = add nsw i64 %i.0, 1 ; <i64> [#uses=1]
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br label %bb1
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bb4: ; preds = %bb1
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fence seq_cst
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ret void
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}
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define i32 @main() nounwind {
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bb:
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call void @llvm.memset.p0i8.i64(i8* bitcast ([1024 x i32]* @A to i8*), i8 0, i64 4096, i32 1, i1 false)
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call void @bar(i64 1024)
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br label %bb1
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bb1: ; preds = %bb7, %bb
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%indvar = phi i64 [ %indvar.next, %bb7 ], [ 0, %bb ] ; <i64> [#uses=3]
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%scevgep = getelementptr [1024 x i32], [1024 x i32]* @A, i64 0, i64 %indvar ; <i32*> [#uses=1]
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%i.0 = trunc i64 %indvar to i32 ; <i32> [#uses=1]
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%tmp = icmp slt i32 %i.0, 1024 ; <i1> [#uses=1]
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br i1 %tmp, label %bb2, label %bb8
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bb2: ; preds = %bb1
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%tmp3 = load i32, i32* %scevgep ; <i32> [#uses=1]
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%tmp4 = icmp ne i32 %tmp3, 1 ; <i1> [#uses=1]
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br i1 %tmp4, label %bb5, label %bb6
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bb5: ; preds = %bb2
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br label %bb9
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bb6: ; preds = %bb2
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br label %bb7
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bb7: ; preds = %bb6
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%indvar.next = add i64 %indvar, 1 ; <i64> [#uses=1]
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br label %bb1
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bb8: ; preds = %bb1
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br label %bb9
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bb9: ; preds = %bb8, %bb5
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%.0 = phi i32 [ 1, %bb5 ], [ 0, %bb8 ] ; <i32> [#uses=1]
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ret i32 %.0
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}
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declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind
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; CHECK: for (int c0 = 0; c0 < n; c0 += 1)
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; CHECK: Stmt_bb2(c0);
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