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; RUN: opt -S -passes=loop-vectorize,instcombine -force-vector-width=4 -force-vector-interleave=1 -enable-interleaved-mem-accesses=true -runtime-memory-check-threshold=24 --pass-remarks=loop-vectorize < %s | FileCheck %s
target datalayout = "e-m:e-i64:64-i128:128-n32:64-S128"
; This only tests that asking for remarks doesn't lead to compiler crashing
; (or timing out). We just check for output. To be sure, we also check we didn't
; vectorize.
; CHECK-LABEL: @atomicLoadsBothWriteAndReadMem
; CHECK-NOT: <{{[0-9]+}} x i8>
%"struct.std::__atomic_base" = type { i32 }
%"struct.std::atomic" = type { %"struct.std::__atomic_base" }
%union.anon = type { i64 }
%MyStruct = type { i32, %"struct.std::atomic", %union.anon }
define void @atomicLoadsBothWriteAndReadMem(ptr %a, ptr %b, ptr %lim) {
entry:
br label %loop
loop:
%0 = phi ptr [ %a, %entry ], [ %ainc, %loop ]
%1 = phi ptr [ %b, %entry ], [ %binc, %loop ]
%2 = load i32, ptr %1, align 8
store i32 %2, ptr %0, align 8
%3 = getelementptr inbounds %MyStruct, ptr %1, i64 0, i32 1, i32 0, i32 0
%4 = load atomic i32, ptr %3 monotonic, align 4
%5 = getelementptr inbounds %MyStruct, ptr %0, i64 0, i32 1, i32 0, i32 0
store atomic i32 %4, ptr %5 monotonic, align 4
%6 = getelementptr inbounds %MyStruct, ptr %1, i64 0, i32 2, i32 0
%7 = getelementptr inbounds %MyStruct, ptr %0, i64 0, i32 2, i32 0
%8 = load i64, ptr %6, align 8
store i64 %8, ptr %7, align 8
%binc = getelementptr inbounds %MyStruct, ptr %1, i64 1
%ainc = getelementptr inbounds %MyStruct, ptr %0, i64 1
%cond = icmp eq ptr %binc, %lim
br i1 %cond, label %exit, label %loop
exit:
ret void
}
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