forked from OSchip/llvm-project
69 lines
1.9 KiB
LLVM
69 lines
1.9 KiB
LLVM
; RUN: opt %loadPolly -polly-stmt-granularity=bb -polly-print-scops -disable-output < %s | FileCheck %s
|
|
|
|
; Verify that we allow scops containing uniform branch conditions, where all
|
|
; but one incoming block comes from an error condition.
|
|
|
|
; CHECK: Statements {
|
|
; CHECK-NEXT: Stmt_A
|
|
; CHECK-NEXT: Domain :=
|
|
; CHECK-NEXT: [p] -> { Stmt_A[] };
|
|
; CHECK-NEXT: Schedule :=
|
|
; CHECK-NEXT: [p] -> { Stmt_A[] -> [1, 0] };
|
|
; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
|
|
; CHECK-NEXT: [p] -> { Stmt_A[] -> MemRef_X[0] };
|
|
; CHECK-NEXT: Stmt_loop
|
|
; CHECK-NEXT: Domain :=
|
|
; CHECK-NEXT: [p] -> { Stmt_loop[i0] : p >= 13 and 0 <= i0 <= 1025 };
|
|
; CHECK-NEXT: Schedule :=
|
|
; CHECK-NEXT: [p] -> { Stmt_loop[i0] -> [0, i0] };
|
|
; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
|
|
; CHECK-NEXT: [p] -> { Stmt_loop[i0] -> MemRef_X[0] };
|
|
; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 1]
|
|
; CHECK-NEXT: [p] -> { Stmt_loop[i0] -> MemRef_phi__phi[] };
|
|
; CHECK-NEXT: }
|
|
|
|
declare void @bar()
|
|
|
|
define void @foo(float* %X, i64 %p) {
|
|
entry:
|
|
br label %br
|
|
|
|
br:
|
|
%cmp1 = icmp sle i64 %p, 12
|
|
br i1 %cmp1, label %A, label %br2
|
|
|
|
br2:
|
|
%cmp3 = icmp sle i64 %p, 12
|
|
br i1 %cmp3, label %cond, label %loop
|
|
|
|
loop:
|
|
%indvar = phi i64 [0, %br2], [%indvar.next, %loop]
|
|
%indvar.next = add nsw i64 %indvar, 1
|
|
store float 41.0, float* %X
|
|
%cmp2 = icmp sle i64 %indvar, 1024
|
|
br i1 %cmp2, label %loop, label %merge
|
|
|
|
cond:
|
|
br label %cond2
|
|
|
|
cond2:
|
|
call void @bar()
|
|
br label %merge
|
|
|
|
merge:
|
|
%phi = phi i1 [false, %cond2], [true, %loop]
|
|
br i1 %phi, label %A, label %B
|
|
|
|
A:
|
|
store float 42.0, float* %X
|
|
br label %exit
|
|
|
|
B:
|
|
call void @bar()
|
|
store float 41.0, float* %X
|
|
br label %exit
|
|
|
|
exit:
|
|
ret void
|
|
}
|