; RUN: opt %loadNPMPolly -polly-reschedule=0 -polly-loopfusion-greedy=1 -polly-postopts=0 '-passes=print<polly-opt-isl>' -disable-output < %s | FileCheck %s
; RUN: opt %loadNPMPolly -polly-reschedule=1 -polly-loopfusion-greedy=1 -polly-postopts=0 '-passes=print<polly-opt-isl>' -disable-output < %s | FileCheck %s
define void @func(i32 %n, ptr noalias nonnull %A, ptr noalias nonnull %B) {
entry:
br label %outer.for1
outer.for1:
%k1 = phi i32 [0, %entry], [%k1.inc, %outer.inc1]
%k1.cmp = icmp slt i32 %k1, %n
br i1 %k1.cmp, label %for1, label %outer.exit1
for1:
%j1 = phi i32 [0, %outer.for1], [%j1.inc, %inc1]
%j1.cmp = icmp slt i32 %j1, %n
br i1 %j1.cmp, label %body1, label %exit1
body1:
%arrayidx1 = getelementptr inbounds [1024 x double], ptr %A, i32 %k1, i32 %j1
store double 21.0, ptr %arrayidx1
br label %inc1
inc1:
%j1.inc = add nuw nsw i32 %j1, 1
br label %for1
exit1:
br label %outer.inc1
outer.inc1:
%k1.inc = add nuw nsw i32 %k1, 1
br label %outer.for1
outer.exit1:
br label %outer.for2
outer.for2:
%k2 = phi i32 [0, %outer.exit1], [%k2.inc, %outer.inc2]
%k2.cmp = icmp slt i32 %k2, %n
br i1 %k2.cmp, label %for2, label %outer.exit2
for2:
%j2 = phi i32 [0, %outer.for2], [%j2.inc, %inc2]
%j2.cmp = icmp slt i32 %j2, %n
br i1 %j2.cmp, label %body2, label %exit2
body2:
%arrayidx2 = getelementptr inbounds [1024 x double], ptr %A, i32 %k2, i32 %j2
store double 42.0, ptr %arrayidx2
br label %inc2
inc2:
%j2.inc = add nuw nsw i32 %j2, 1
br label %for2
exit2:
br label %outer.inc2
outer.inc2:
%k2.inc = add nuw nsw i32 %k2, 1
br label %outer.for2
outer.exit2:
br label %return
return:
ret void
}
; CHECK: Calculated schedule:
; CHECK-NEXT: domain: "[n] -> { Stmt_body2[i0, i1] : 0 <= i0 < n and 0 <= i1 < n; Stmt_body1[i0, i1] : 0 <= i0 < n and 0 <= i1 < n }"
; CHECK-NEXT: child:
; CHECK-NEXT: schedule: "[n] -> [{ Stmt_body2[i0, i1] -> [(i0)]; Stmt_body1[i0, i1] -> [(i0)] }, { Stmt_body2[i0, i1] -> [(i1)]; Stmt_body1[i0, i1] -> [(i1)] }]"
; CHECK-NEXT: child:
; CHECK-NEXT: sequence:
; CHECK-NEXT: - filter: "[n] -> { Stmt_body1[i0, i1] }"
; CHECK-NEXT: - filter: "[n] -> { Stmt_body2[i0, i1] }"