forked from OSchip/llvm-project
81 lines
2.9 KiB
LLVM
81 lines
2.9 KiB
LLVM
; RUN: opt %loadPolly -polly-scops -polly-allow-nonaffine-branches \
|
|
; RUN: -analyze < %s | FileCheck %s
|
|
;
|
|
; void f(float *A) {
|
|
; for (int i = 0; i < 1024; i++)
|
|
; if (A[i] == A[i - 1])
|
|
; A[i]++;
|
|
; }
|
|
;
|
|
; CHECK: Function: f
|
|
; CHECK-NEXT: Region: %bb1---%bb14
|
|
; CHECK-NEXT: Max Loop Depth: 1
|
|
; CHECK-NEXT: Invariant Accesses: {
|
|
; CHECK-NEXT: }
|
|
; CHECK-NEXT: Context:
|
|
; CHECK-NEXT: { : }
|
|
; CHECK-NEXT: Assumed Context:
|
|
; CHECK-NEXT: { : }
|
|
; CHECK-NEXT: Invalid Context:
|
|
; CHECK-NEXT: { : 1 = 0 }
|
|
; CHECK-NEXT: Arrays {
|
|
; CHECK-NEXT: float MemRef_A[*]; // Element size 4
|
|
; CHECK-NEXT: }
|
|
; CHECK-NEXT: Arrays (Bounds as pw_affs) {
|
|
; CHECK-NEXT: float MemRef_A[*]; // Element size 4
|
|
; CHECK-NEXT: }
|
|
; CHECK-NEXT: Alias Groups (0):
|
|
; CHECK-NEXT: n/a
|
|
; CHECK-NEXT: Statements {
|
|
; CHECK-NEXT: Stmt_bb2__TO__bb12
|
|
; CHECK-NEXT: Domain :=
|
|
; CHECK-NEXT: { Stmt_bb2__TO__bb12[i0] : 0 <= i0 <= 1023 };
|
|
; CHECK-NEXT: Schedule :=
|
|
; CHECK-NEXT: { Stmt_bb2__TO__bb12[i0] -> [i0] };
|
|
; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
|
|
; CHECK-NEXT: { Stmt_bb2__TO__bb12[i0] -> MemRef_A[i0] };
|
|
; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
|
|
; CHECK-NEXT: { Stmt_bb2__TO__bb12[i0] -> MemRef_A[-1 + i0] };
|
|
; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
|
|
; CHECK-NEXT: { Stmt_bb2__TO__bb12[i0] -> MemRef_A[i0] };
|
|
; CHECK-NEXT: MayWriteAccess := [Reduction Type: NONE] [Scalar: 0]
|
|
; CHECK-NEXT: { Stmt_bb2__TO__bb12[i0] -> MemRef_A[i0] };
|
|
; CHECK-NEXT: }
|
|
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
|
|
|
|
define void @f(float* %A) {
|
|
bb:
|
|
br label %bb1
|
|
|
|
bb1: ; preds = %bb13, %bb
|
|
%indvars.iv = phi i64 [ %indvars.iv.next, %bb13 ], [ 0, %bb ]
|
|
%exitcond = icmp ne i64 %indvars.iv, 1024
|
|
br i1 %exitcond, label %bb2, label %bb14
|
|
|
|
bb2: ; preds = %bb1
|
|
%tmp = getelementptr inbounds float, float* %A, i64 %indvars.iv
|
|
%tmp3 = load float, float* %tmp, align 4
|
|
%tmp4 = add nsw i64 %indvars.iv, -1
|
|
%tmp5 = getelementptr inbounds float, float* %A, i64 %tmp4
|
|
%tmp6 = load float, float* %tmp5, align 4
|
|
%tmp7 = fcmp oeq float %tmp3, %tmp6
|
|
br i1 %tmp7, label %bb8, label %bb12
|
|
|
|
bb8: ; preds = %bb2
|
|
%tmp9 = getelementptr inbounds float, float* %A, i64 %indvars.iv
|
|
%tmp10 = load float, float* %tmp9, align 4
|
|
%tmp11 = fadd float %tmp10, 1.000000e+00
|
|
store float %tmp11, float* %tmp9, align 4
|
|
br label %bb12
|
|
|
|
bb12: ; preds = %bb8, %bb2
|
|
br label %bb13
|
|
|
|
bb13: ; preds = %bb12
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
br label %bb1
|
|
|
|
bb14: ; preds = %bb1
|
|
ret void
|
|
}
|