| Tobias Grosser | 7580537 | 2011-04-29 06:27:02 +0000 | [diff] [blame] | 1 | ; ModuleID = 'parallel_loop_simple.s' |
| 2 | ; RUN: opt %loadPolly %defaultOpts -polly-cloog -polly-codegen -enable-polly-openmp -analyze < %s | FileCheck %s |
| 3 | 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" |
| 4 | target triple = "x86_64-unknown-linux-gnu" |
| 5 | |
| 6 | @X = common global [1024 x float] zeroinitializer, align 16 |
| 7 | |
| 8 | define float @parallel_loop_simple() nounwind { |
| 9 | bb: |
| 10 | br label %bb2 |
| 11 | |
| 12 | bb2: ; preds = %bb10, %bb |
| 13 | %i.0 = phi i32 [ 0, %bb ], [ %tmp11, %bb10 ] |
| 14 | %exitcond1 = icmp ne i32 %i.0, 1024 |
| 15 | br i1 %exitcond1, label %bb3, label %bb12 |
| 16 | |
| 17 | bb3: ; preds = %bb2 |
| 18 | br label %bb4 |
| 19 | |
| 20 | bb4: ; preds = %bb8, %bb3 |
| 21 | %indvar = phi i64 [ %indvar.next, %bb8 ], [ 0, %bb3 ] |
| 22 | %scevgep = getelementptr [1024 x float]* @X, i64 0, i64 %indvar |
| 23 | %exitcond = icmp ne i64 %indvar, 1024 |
| 24 | br i1 %exitcond, label %bb5, label %bb9 |
| 25 | |
| 26 | bb5: ; preds = %bb4 |
| 27 | %tmp = load float* %scevgep, align 4 |
| 28 | %tmp6 = load float* %scevgep, align 4 |
| 29 | %tmp7 = fadd float %tmp6, %tmp |
| 30 | store float %tmp7, float* %scevgep, align 4 |
| 31 | br label %bb8 |
| 32 | |
| 33 | bb8: ; preds = %bb5 |
| 34 | %indvar.next = add i64 %indvar, 1 |
| 35 | br label %bb4 |
| 36 | |
| 37 | bb9: ; preds = %bb4 |
| 38 | br label %bb10 |
| 39 | |
| 40 | bb10: ; preds = %bb9 |
| 41 | %tmp11 = add nsw i32 %i.0, 1 |
| 42 | br label %bb2 |
| 43 | |
| 44 | bb12: ; preds = %bb2 |
| 45 | %tmp13 = load float* getelementptr inbounds ([1024 x float]* @X, i64 0, i64 42), align 8 |
| 46 | ret float %tmp13 |
| 47 | } |
| 48 | |
| 49 | ; CHECK: for (c2=0;c2<=1023;c2++) { |
| 50 | ; CHECK: for (c4=0;c4<=1023;c4++) { |
| 51 | ; CHECK: Stmt_bb5(c2,c4); |
| 52 | ; CHECK: } |
| 53 | ; CHECK: } |
| 54 | ; CHECK: Parallel loop with iterator 'c4' generated |
| 55 | ; CHECK-NOT: Parallel loop |
| 56 | |