llvm-project/polly/test/ScopInfo/invariant_load_addrec_sum.ll

51 lines
1.9 KiB
LLVM

; RUN: opt %loadPolly -polly-scops -polly-invariant-load-hoisting=true -polly-ignore-aliasing -polly-process-unprofitable -analyze < %s | FileCheck %s
;
; CHECK: Region: %entry.split---%if.end
; CHECK: Invariant Accesses: {
; CHECK: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
; CHECK: [y, p_1_loaded_from_j] -> { Stmt_for_body[i0] -> MemRef_j[0] };
; CHECK: Execution Context: [y, p_1_loaded_from_j] -> { : }
; CHECK: }
; CHECK: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
; CHECK: [y, p_1_loaded_from_j] -> { Stmt_for_body5[i0] -> MemRef_p[p_1_loaded_from_j + i0] };
; CHECK: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
; CHECK: [y, p_1_loaded_from_j] -> { Stmt_for_body[i0] -> MemRef_p[p_1_loaded_from_j + i0] };
define void @a(i32 %y, i32* nocapture %p, i32* nocapture readonly %j) local_unnamed_addr #0 {
entry:
br label %entry.split
entry.split:
%tobool = icmp eq i32 %y, 0
br i1 %tobool, label %for.body5, label %for.body
for.body:
%i.024 = phi i32 [ %inc, %for.body ], [ 0, %entry.split ]
%0 = load i32, i32* %j, align 4
%add = add nsw i32 %0, %i.024
%idxprom = sext i32 %add to i64
%arrayidx = getelementptr inbounds i32, i32* %p, i64 %idxprom
store i32 %i.024, i32* %arrayidx, align 4
%inc = add nuw nsw i32 %i.024, 1
%exitcond26 = icmp eq i32 %inc, 10000
br i1 %exitcond26, label %if.end, label %for.body
for.body5:
%i1.023 = phi i32 [ %inc10, %for.body5 ], [ 0, %entry.split ]
%mul = shl nsw i32 %i1.023, 1
%1 = load i32, i32* %j, align 4
%add6 = add nsw i32 %1, %i1.023
%idxprom7 = sext i32 %add6 to i64
%arrayidx8 = getelementptr inbounds i32, i32* %p, i64 %idxprom7
store i32 %mul, i32* %arrayidx8, align 4
%inc10 = add nuw nsw i32 %i1.023, 1
%exitcond = icmp eq i32 %inc10, 10000
br i1 %exitcond, label %if.end, label %for.body5
if.end:
ret void
}