| ; RUN: opt %loadPolly %defaultOpts -polly-detect -analyze %s | FileCheck %s |
| 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" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| %struct._IO_FILE = type { i32, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, %struct._IO_marker*, %struct._IO_FILE*, i32, i32, i64, i16, i8, [1 x i8], i8*, i64, i8*, i8*, i8*, i8*, i64, i32, [20 x i8] } |
| %struct._IO_marker = type { %struct._IO_marker*, %struct._IO_FILE*, i32 } |
| |
| @A = common global [1024 x [1024 x double]] zeroinitializer, align 32 |
| @B = common global [1024 x [1024 x double]] zeroinitializer, align 32 |
| @stderr = external global %struct._IO_FILE* |
| @.str = private constant [8 x i8] c"%0.2lf \00", align 1 |
| |
| define void @scop_func() nounwind { |
| bb.nph35: |
| br label %bb5.preheader |
| |
| bb.nph: ; preds = %bb5.preheader, %bb4 |
| %indvar36 = phi i64 [ %tmp49, %bb4 ], [ 0, %bb5.preheader ] |
| %tmp12 = add i64 %indvar36, 1 |
| %tmp15 = add i64 %indvar36, 3 |
| %tmp17 = add i64 %indvar36, 2 |
| %scevgep39.phi.trans.insert = getelementptr [1024 x [1024 x double]]* @A, i64 0, i64 %tmp17, i64 2 |
| %.pre = load double* %scevgep39.phi.trans.insert, align 16 |
| br label %bb2 |
| |
| bb2: ; preds = %bb2, %bb.nph |
| %0 = phi double [ %.pre, %bb.nph ], [ %3, %bb2 ] |
| %indvar = phi i64 [ 0, %bb.nph ], [ %tmp57, %bb2 ] |
| %tmp13 = add i64 %indvar, 2 |
| %scevgep43 = getelementptr [1024 x [1024 x double]]* @A, i64 0, i64 %tmp12, i64 %tmp13 |
| %scevgep41 = getelementptr [1024 x [1024 x double]]* @A, i64 0, i64 %tmp15, i64 %tmp13 |
| %scevgep = getelementptr [1024 x [1024 x double]]* @B, i64 0, i64 %tmp17, i64 %tmp13 |
| %tmp19 = add i64 %indvar, 3 |
| %scevgep47 = getelementptr [1024 x [1024 x double]]* @A, i64 0, i64 %tmp17, i64 %tmp19 |
| %tmp21 = add i64 %indvar, 1 |
| %scevgep45 = getelementptr [1024 x [1024 x double]]* @A, i64 0, i64 %tmp17, i64 %tmp21 |
| %tmp57 = add i64 %indvar, 1 |
| %1 = load double* %scevgep45, align 8 |
| %2 = fadd double %0, %1 |
| %3 = load double* %scevgep47, align 8 |
| %4 = fadd double %2, %3 |
| %5 = load double* %scevgep41, align 8 |
| %6 = fadd double %4, %5 |
| %7 = load double* %scevgep43, align 8 |
| %8 = fadd double %6, %7 |
| %9 = fmul double %8, 2.000000e-01 |
| store double %9, double* %scevgep, align 8 |
| %exitcond1 = icmp eq i64 %tmp57, 1021 |
| br i1 %exitcond1, label %bb4, label %bb2 |
| |
| bb4: ; preds = %bb2 |
| %tmp49 = add i64 %indvar36, 1 |
| %exitcond = icmp eq i64 %tmp49, 1021 |
| br i1 %exitcond, label %bb9.preheader.loopexit, label %bb.nph |
| |
| bb8: ; preds = %bb9.preheader, %bb8 |
| %indvar61 = phi i64 [ %indvar.next62, %bb8 ], [ 0, %bb9.preheader ] |
| %tmp30 = add i64 %indvar61, 2 |
| %scevgep68 = getelementptr [1024 x [1024 x double]]* @B, i64 0, i64 %tmp29, i64 %tmp30 |
| %scevgep67 = getelementptr [1024 x [1024 x double]]* @A, i64 0, i64 %tmp29, i64 %tmp30 |
| %10 = load double* %scevgep68, align 8 |
| store double %10, double* %scevgep67, align 8 |
| %indvar.next62 = add i64 %indvar61, 1 |
| %exitcond24 = icmp eq i64 %indvar.next62, 1021 |
| br i1 %exitcond24, label %bb10, label %bb8 |
| |
| bb10: ; preds = %bb8 |
| %indvar.next65 = add i64 %indvar64, 1 |
| %exitcond28 = icmp eq i64 %indvar.next65, 1021 |
| br i1 %exitcond28, label %bb12, label %bb9.preheader |
| |
| bb9.preheader.loopexit: ; preds = %bb4 |
| br label %bb9.preheader |
| |
| bb9.preheader: ; preds = %bb9.preheader.loopexit, %bb10 |
| %indvar64 = phi i64 [ %indvar.next65, %bb10 ], [ 0, %bb9.preheader.loopexit ] |
| %tmp29 = add i64 %indvar64, 2 |
| br label %bb8 |
| |
| bb12: ; preds = %bb10 |
| %11 = add nsw i64 %storemerge20, 1 |
| %exitcond33 = icmp eq i64 %11, 20 |
| br i1 %exitcond33, label %return, label %bb5.preheader |
| |
| bb5.preheader: ; preds = %bb12, %bb.nph35 |
| %storemerge20 = phi i64 [ 0, %bb.nph35 ], [ %11, %bb12 ] |
| br label %bb.nph |
| |
| return: ; preds = %bb12 |
| ret void |
| } |
| ; CHECK: Valid Region for Scop: bb5.preheader => return |