[polly] r177433 - ScopDetection: Add a couple of test cases
Tobias Grosser
grosser at fim.uni-passau.de
Tue Mar 19 13:15:19 PDT 2013
Author: grosser
Date: Tue Mar 19 15:15:19 2013
New Revision: 177433
URL: http://llvm.org/viewvc/llvm-project?rev=177433&view=rev
Log:
ScopDetection: Add a couple of test cases
Added:
polly/trunk/test/ScopDetect/
polly/trunk/test/ScopDetect/simple_loop.ll
polly/trunk/test/ScopDetect/simple_loop_two_phi_nodes.ll
polly/trunk/test/ScopDetect/simple_loop_with_param.ll
polly/trunk/test/ScopDetect/simple_loop_with_param_2.ll
Added: polly/trunk/test/ScopDetect/simple_loop.ll
URL: http://llvm.org/viewvc/llvm-project/polly/trunk/test/ScopDetect/simple_loop.ll?rev=177433&view=auto
==============================================================================
--- polly/trunk/test/ScopDetect/simple_loop.ll (added)
+++ polly/trunk/test/ScopDetect/simple_loop.ll Tue Mar 19 15:15:19 2013
@@ -0,0 +1,30 @@
+; RUN: opt %loadPolly -polly-detect -analyze < %s | FileCheck %s
+
+; void f(long A[], long N) {
+; long i;
+; for (i = 0; i < N; ++i)
+; A[i] = i;
+; }
+
+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"
+target triple = "x86_64-unknown-linux-gnu"
+
+define void @f(i64* %A, i64 %N) nounwind {
+entry:
+ fence seq_cst
+ br label %for.i
+
+for.i:
+ %indvar = phi i64 [ 0, %entry ], [ %indvar.next, %for.i ]
+ %scevgep = getelementptr i64* %A, i64 %indvar
+ store i64 %indvar, i64* %scevgep
+ %indvar.next = add nsw i64 %indvar, 1
+ %exitcond = icmp eq i64 %indvar.next, %N
+ br i1 %exitcond, label %return, label %for.i
+
+return:
+ fence seq_cst
+ ret void
+}
+
+; CHECK: Valid Region for Scop: for.i => return
Added: polly/trunk/test/ScopDetect/simple_loop_two_phi_nodes.ll
URL: http://llvm.org/viewvc/llvm-project/polly/trunk/test/ScopDetect/simple_loop_two_phi_nodes.ll?rev=177433&view=auto
==============================================================================
--- polly/trunk/test/ScopDetect/simple_loop_two_phi_nodes.ll (added)
+++ polly/trunk/test/ScopDetect/simple_loop_two_phi_nodes.ll Tue Mar 19 15:15:19 2013
@@ -0,0 +1,34 @@
+; RUN: opt %loadPolly -polly-detect -analyze < %s | FileCheck %s
+
+; void f(long A[], long N) {
+; long i;
+; long i_non_canonical = 1;
+; for (i = 0; i < N; ++i) {
+; A[i] = i_non_canonical;
+; i_non_canonical += 1;
+; }
+; }
+
+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"
+target triple = "x86_64-unknown-linux-gnu"
+
+define void @f(i64* %A, i64 %N) nounwind {
+entry:
+ %cmp = icmp sgt i64 %N, 0
+ br i1 %cmp, label %for.i, label %return
+
+for.i:
+ %indvar = phi i64 [ 0, %entry ], [ %indvar.next, %for.i ]
+ %indvar_non_canonical = phi i64 [ 1, %entry ], [ %indvar_non_canonical.next, %for.i ]
+ %scevgep = getelementptr i64* %A, i64 %indvar
+ store i64 %indvar_non_canonical, i64* %scevgep
+ %indvar.next = add nsw i64 %indvar, 1
+ %indvar_non_canonical.next = add nsw i64 %indvar_non_canonical, 1
+ %exitcond = icmp eq i64 %indvar.next, %N
+ br i1 %exitcond, label %return, label %for.i
+
+return:
+ ret void
+}
+
+; CHECK-NOT: Valid Region for Scop
Added: polly/trunk/test/ScopDetect/simple_loop_with_param.ll
URL: http://llvm.org/viewvc/llvm-project/polly/trunk/test/ScopDetect/simple_loop_with_param.ll?rev=177433&view=auto
==============================================================================
--- polly/trunk/test/ScopDetect/simple_loop_with_param.ll (added)
+++ polly/trunk/test/ScopDetect/simple_loop_with_param.ll Tue Mar 19 15:15:19 2013
@@ -0,0 +1,51 @@
+; RUN: opt %loadPolly -basicaa -polly-detect -analyze < %s | FileCheck %s
+
+; void f(long A[], long N, long *init_ptr) {
+; long i, j;
+; long i_non_canonical;
+;
+; for (i = 0; i < N; ++i) {
+; init = *init_ptr;
+; i_non_canonical = init;
+; for (i = 0; i < N; ++i) {
+; A[i] = i_non_canonical;
+; i_non_canonical += 1;
+; }
+; }
+; }
+
+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"
+target triple = "x86_64-unknown-linux-gnu"
+
+define void @f(i64* noalias %A, i64 %N, i64* noalias %init_ptr) nounwind {
+entry:
+ br label %for.i
+
+for.i:
+ %indvar.i = phi i64 [ 0, %entry ], [ %indvar.i.next, %for.i.end ]
+ %indvar.i.next = add nsw i64 %indvar.i, 1
+ br label %entry.next
+
+entry.next:
+ %init = load i64* %init_ptr
+ br label %for.j
+
+for.j:
+ %indvar.j = phi i64 [ 0, %entry.next ], [ %indvar.j.next, %for.j ]
+ %indvar.j.non_canonical = phi i64 [ %init, %entry.next ], [ %indvar.j.non_canonical.next, %for.j ]
+ %scevgep = getelementptr i64* %A, i64 %indvar.j
+ store i64 %indvar.j.non_canonical, i64* %scevgep
+ %indvar.j.next = add nsw i64 %indvar.j, 1
+ %indvar.j.non_canonical.next = add nsw i64 %indvar.j.non_canonical, 1
+ %exitcond.j = icmp eq i64 %indvar.j.next, %N
+ br i1 %exitcond.j, label %for.i.end, label %for.j
+
+for.i.end:
+ %exitcond.i = icmp eq i64 %indvar.i.next, %N
+ br i1 %exitcond.i, label %return, label %for.i
+
+return:
+ ret void
+}
+
+; CHECK-NOT: Valid Region for Scop
Added: polly/trunk/test/ScopDetect/simple_loop_with_param_2.ll
URL: http://llvm.org/viewvc/llvm-project/polly/trunk/test/ScopDetect/simple_loop_with_param_2.ll?rev=177433&view=auto
==============================================================================
--- polly/trunk/test/ScopDetect/simple_loop_with_param_2.ll (added)
+++ polly/trunk/test/ScopDetect/simple_loop_with_param_2.ll Tue Mar 19 15:15:19 2013
@@ -0,0 +1,47 @@
+; RUN: opt %loadPolly -basicaa -polly-detect -analyze < %s | FileCheck %s
+
+; void f(long A[], int N, int *init_ptr) {
+; long i, j;
+;
+; for (i = 0; i < N; ++i) {
+; init = *init_ptr;
+; for (i = 0; i < N; ++i) {
+; A[i] = init + 2;
+; }
+; }
+; }
+
+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"
+target triple = "x86_64-unknown-linux-gnu"
+
+define void @f(i64* noalias %A, i64 %N, i64* noalias %init_ptr) nounwind {
+entry:
+ br label %for.i
+
+for.i:
+ %indvar.i = phi i64 [ 0, %entry ], [ %indvar.i.next, %for.i.end ]
+ %indvar.i.next = add nsw i64 %indvar.i, 1
+ br label %entry.next
+
+entry.next:
+ %init = load i64* %init_ptr
+ br label %for.j
+
+for.j:
+ %indvar.j = phi i64 [ 0, %entry.next ], [ %indvar.j.next, %for.j ]
+ %init_plus_two = add i64 %init, 2
+ %scevgep = getelementptr i64* %A, i64 %indvar.j
+ store i64 %init_plus_two, i64* %scevgep
+ %indvar.j.next = add nsw i64 %indvar.j, 1
+ %exitcond.j = icmp eq i64 %indvar.j.next, %N
+ br i1 %exitcond.j, label %for.i.end, label %for.j
+
+for.i.end:
+ %exitcond.i = icmp eq i64 %indvar.i.next, %N
+ br i1 %exitcond.i, label %return, label %for.i
+
+return:
+ ret void
+}
+
+; CHECK: Valid Region for Scop: for.i => return
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