Imported Upstream version 5.18.0.207

Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449

external/llvm/test/CodeGen/AArch64/merge-store-dependency.ll

@@ -1,63 +0,0 @@
-; RUN: llc < %s -mcpu cortex-a53 -mtriple=aarch64-eabi | FileCheck %s --check-prefix=A53
-
-; PR26827 - Merge stores causes wrong dependency.
-%struct1 = type { %struct1*, %struct1*, i32, i32, i16, i16, void (i32, i32, i8*)*, i8* }
-@gv0 = internal unnamed_addr global i32 0, align 4
-@gv1 = internal unnamed_addr global %struct1** null, align 8
-
-define void @test(%struct1* %fde, i32 %fd, void (i32, i32, i8*)* %func, i8* %arg)  {
-;CHECK-LABEL: test
-entry:
-; A53: mov [[DATA:w[0-9]+]], w1
-; A53: str q{{[0-9]+}}, {{.*}}
-; A53: str q{{[0-9]+}}, {{.*}}
-; A53: str [[DATA]], {{.*}}
-
-  %0 = bitcast %struct1* %fde to i8*
-  tail call void @llvm.memset.p0i8.i64(i8* %0, i8 0, i64 40, i32 8, i1 false)
-  %state = getelementptr inbounds %struct1, %struct1* %fde, i64 0, i32 4
-  store i16 256, i16* %state, align 8
-  %fd1 = getelementptr inbounds %struct1, %struct1* %fde, i64 0, i32 2
-  store i32 %fd, i32* %fd1, align 8
-  %force_eof = getelementptr inbounds %struct1, %struct1* %fde, i64 0, i32 3
-  store i32 0, i32* %force_eof, align 4
-  %func2 = getelementptr inbounds %struct1, %struct1* %fde, i64 0, i32 6
-  store void (i32, i32, i8*)* %func, void (i32, i32, i8*)** %func2, align 8
-  %arg3 = getelementptr inbounds %struct1, %struct1* %fde, i64 0, i32 7
-  store i8* %arg, i8** %arg3, align 8
-  %call = tail call i32 (i32, i32, ...) @fcntl(i32 %fd, i32 4, i8* %0) #6
-  %1 = load i32, i32* %fd1, align 8
-  %cmp.i = icmp slt i32 %1, 0
-  br i1 %cmp.i, label %if.then.i, label %while.body.i.preheader
-if.then.i:
-  unreachable
-
-while.body.i.preheader:
-  %2 = load i32, i32* @gv0, align 4
-  %3 = icmp eq i32* %fd1, @gv0
-  br i1 %3, label %while.body.i.split, label %while.body.i.split.ver.us.preheader
-
-while.body.i.split.ver.us.preheader:
-  br label %while.body.i.split.ver.us
-
-while.body.i.split.ver.us:
-  %.reg2mem21.0 = phi i32 [ %mul.i.ver.us, %while.body.i.split.ver.us ], [ %2, %while.body.i.split.ver.us.preheader ]
-  %mul.i.ver.us = shl nsw i32 %.reg2mem21.0, 1
-  %4 = icmp sgt i32 %mul.i.ver.us, %1
-  br i1 %4, label %while.end.i, label %while.body.i.split.ver.us
-
-while.body.i.split:
-  br label %while.body.i.split
-
-while.end.i:
-  %call.i = tail call i8* @foo()
-  store i8* %call.i, i8** bitcast (%struct1*** @gv1 to i8**), align 8
-  br label %exit
-
-exit:
-  ret void
-}
-
-declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1)
-declare i32 @fcntl(i32, i32, ...)
-declare noalias i8* @foo()