diff polly/test/MaximalStaticExpansion/working_deps_between_inners.ll @ 150:1d019706d866

LLVM10
author anatofuz
date Thu, 13 Feb 2020 15:10:13 +0900
parents
children c4bab56944e8
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/polly/test/MaximalStaticExpansion/working_deps_between_inners.ll	Thu Feb 13 15:10:13 2020 +0900
@@ -0,0 +1,97 @@
+; RUN: opt %loadPolly -polly-mse -analyze < %s | FileCheck %s
+;
+; Verify that the accesses are correctly expanded for MemoryKind::Array
+;
+; Original source code :
+;
+; #define Ni 2000
+; #define Nj 3000
+; 
+; void tmp3(double A[Ni], double B[Nj]) {
+;   int i,j;
+;   double tmp = 6;
+;   for (i = 0; i < Ni; i++) {
+;
+;     for(int h = 0; h<Nj; h++)
+;      B[h] = h; 
+;    
+;     for(j = 0; j < Nj; j++) {
+;      for(int k=0; k<Nj; k++) {
+; 	tmp = i+k+j;
+; 	A[i+j] = tmp*B[k];
+;       }
+;     }
+;   }
+; }
+;
+; Check if the expanded SAI are created
+;
+; CHECK: double MemRef_B_Stmt_for_body3_expanded[10000][10000]; // Element size 8
+; CHECK: double MemRef_A_Stmt_for_body11_expanded[10000][10000][10000]; // Element size 8
+;
+; Check if the memory accesses are modified
+;
+; CHECK: new: { Stmt_for_body3[i0, i1] -> MemRef_B_Stmt_for_body3_expanded[i0, i1] };
+; CHECK: new: { Stmt_for_body11[i0, i1, i2] -> MemRef_B_Stmt_for_body3_expanded[i0, i2] };
+; CHECK: new: { Stmt_for_body11[i0, i1, i2] -> MemRef_A_Stmt_for_body11_expanded[i0, i1, i2] };
+;
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+define void @mse(double* %A, double* %B) {
+entry:
+  br label %entry.split
+
+entry.split:                                      ; preds = %entry
+  br label %for.body
+
+for.body:                                         ; preds = %entry.split, %for.inc25
+  %indvars.iv14 = phi i64 [ 0, %entry.split ], [ %indvars.iv.next15, %for.inc25 ]
+  br label %for.body3
+
+for.body3:                                        ; preds = %for.body, %for.body3
+  %indvars.iv = phi i64 [ 0, %for.body ], [ %indvars.iv.next, %for.body3 ]
+  %0 = trunc i64 %indvars.iv to i32
+  %conv = sitofp i32 %0 to double
+  %arrayidx = getelementptr inbounds double, double* %B, i64 %indvars.iv
+  store double %conv, double* %arrayidx, align 8
+  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
+  %exitcond = icmp ne i64 %indvars.iv.next, 10000
+  br i1 %exitcond, label %for.body3, label %for.end
+
+for.end:                                          ; preds = %for.body3
+  br label %for.body7
+
+for.body7:                                        ; preds = %for.end, %for.inc22
+  %indvars.iv9 = phi i64 [ 0, %for.end ], [ %indvars.iv.next10, %for.inc22 ]
+  br label %for.body11
+
+for.body11:                                       ; preds = %for.body7, %for.body11
+  %indvars.iv5 = phi i64 [ 0, %for.body7 ], [ %indvars.iv.next6, %for.body11 ]
+  %1 = add nuw nsw i64 %indvars.iv9, %indvars.iv14
+  %2 = add nuw nsw i64 %1, %indvars.iv5
+  %3 = trunc i64 %2 to i32
+  %conv13 = sitofp i32 %3 to double
+  %arrayidx15 = getelementptr inbounds double, double* %B, i64 %indvars.iv5
+  %4 = load double, double* %arrayidx15, align 8
+  %mul = fmul double %4, %conv13
+  %5 = add nuw nsw i64 %indvars.iv9, %indvars.iv14
+  %arrayidx18 = getelementptr inbounds double, double* %A, i64 %5
+  store double %mul, double* %arrayidx18, align 8
+  %indvars.iv.next6 = add nuw nsw i64 %indvars.iv5, 1
+  %exitcond8 = icmp ne i64 %indvars.iv.next6, 10000
+  br i1 %exitcond8, label %for.body11, label %for.inc22
+
+for.inc22:                                        ; preds = %for.body11
+  %indvars.iv.next10 = add nuw nsw i64 %indvars.iv9, 1
+  %exitcond13 = icmp ne i64 %indvars.iv.next10, 10000
+  br i1 %exitcond13, label %for.body7, label %for.inc25
+
+for.inc25:                                        ; preds = %for.inc22
+  %indvars.iv.next15 = add nuw nsw i64 %indvars.iv14, 1
+  %exitcond16 = icmp ne i64 %indvars.iv.next15, 10000
+  br i1 %exitcond16, label %for.body, label %for.end27
+
+for.end27:                                        ; preds = %for.inc25
+  ret void
+}