| ; 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 } |
| |
| @alpha = common global double 0.000000e+00 |
| @beta = common global double 0.000000e+00 |
| @x = common global [4000 x double] zeroinitializer, align 32 |
| @A = common global [4000 x [4000 x double]] zeroinitializer, align 32 |
| @y = common global [4000 x double] zeroinitializer, align 32 |
| @stderr = external global %struct._IO_FILE* |
| @.str = private constant [8 x i8] c"%0.2lf \00", align 1 |
| @tmp = common global [4000 x double] zeroinitializer, align 32 |
| @B = common global [4000 x [4000 x double]] zeroinitializer, align 32 |
| |
| define void @scop_func() nounwind { |
| bb.nph10.split.us: |
| %0 = load double* @alpha, align 8 |
| %1 = load double* @beta, align 8 |
| br label %bb.nph.us |
| |
| bb3.us: ; preds = %bb1.us |
| %.lcssa1 = phi double [ %12, %bb1.us ] |
| %.lcssa = phi double [ %9, %bb1.us ] |
| store double %.lcssa, double* %scevgep17 |
| %2 = fmul double %.lcssa, %0 |
| %3 = fmul double %.lcssa1, %1 |
| %4 = fadd double %2, %3 |
| store double %4, double* %scevgep18, align 8 |
| %5 = add nsw i64 %storemerge6.us, 1 |
| %exitcond = icmp eq i64 %5, 4000 |
| br i1 %exitcond, label %return, label %bb.nph.us |
| |
| bb1.us: ; preds = %bb.nph.us, %bb1.us |
| %.tmp3.0.us = phi double [ 0.000000e+00, %bb.nph.us ], [ %12, %bb1.us ] |
| %.tmp.0.us = phi double [ 0.000000e+00, %bb.nph.us ], [ %9, %bb1.us ] |
| %storemerge12.us = phi i64 [ 0, %bb.nph.us ], [ %13, %bb1.us ] |
| %scevgep13 = getelementptr [4000 x [4000 x double]]* @A, i64 0, i64 %storemerge6.us, i64 %storemerge12.us |
| %scevgep = getelementptr [4000 x [4000 x double]]* @B, i64 0, i64 %storemerge6.us, i64 %storemerge12.us |
| %scevgep12 = getelementptr [4000 x double]* @x, i64 0, i64 %storemerge12.us |
| %6 = load double* %scevgep13, align 8 |
| %7 = load double* %scevgep12, align 8 |
| %8 = fmul double %6, %7 |
| %9 = fadd double %8, %.tmp.0.us |
| %10 = load double* %scevgep, align 8 |
| %11 = fmul double %10, %7 |
| %12 = fadd double %11, %.tmp3.0.us |
| %13 = add nsw i64 %storemerge12.us, 1 |
| %exitcond2 = icmp eq i64 %13, 4000 |
| br i1 %exitcond2, label %bb3.us, label %bb1.us |
| |
| bb.nph.us: ; preds = %bb3.us, %bb.nph10.split.us |
| %storemerge6.us = phi i64 [ 0, %bb.nph10.split.us ], [ %5, %bb3.us ] |
| %scevgep18 = getelementptr [4000 x double]* @y, i64 0, i64 %storemerge6.us |
| %scevgep17 = getelementptr [4000 x double]* @tmp, i64 0, i64 %storemerge6.us |
| store double 0.000000e+00, double* %scevgep17, align 8 |
| store double 0.000000e+00, double* %scevgep18, align 8 |
| br label %bb1.us |
| |
| return: ; preds = %bb3.us |
| ret void |
| } |
| ; CHECK: Valid Region for Scop: bb.nph.us => return |