xref: /llvm-project/llvm/test/CodeGen/AArch64/arm64-storebytesmerge.ll (revision 5ddce70ef0e5a641d7fea95e31fc5e2439cb98cb)
1; RUN: llc  -mtriple=aarch64-linux-gnu -enable-misched=false < %s | FileCheck %s
2
3;target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
4;target triple = "aarch64--linux-gnu"
5
6
7; CHECK-LABEL: test
8; CHECK: str     x30, [sp, #-16]!
9; CHECK: adrp    x8, q
10; CHECK: ldr     x8, [x8, :lo12:q]
11; CHECK: stp     xzr, xzr, [x8]
12; CHECK: bl f
13
14@q = external dso_local unnamed_addr global ptr, align 8
15
16; Function Attrs: nounwind
17define void @test() local_unnamed_addr #0 {
18entry:
19  br label %for.body453.i
20
21for.body453.i:                                    ; preds = %for.body453.i, %entry
22  br i1 undef, label %for.body453.i, label %for.end705.i
23
24for.end705.i:                                     ; preds = %for.body453.i
25  %0 = load ptr, ptr @q, align 8
26  store <2 x i16> zeroinitializer, ptr %0, align 2
27  %1 = getelementptr i16, ptr %0, i64 2
28  store <2 x i16> zeroinitializer, ptr %1, align 2
29  %2 = getelementptr i16, ptr %0, i64 4
30  store <2 x i16> zeroinitializer, ptr %2, align 2
31  %3 = getelementptr i16, ptr %0, i64 6
32  store <2 x i16> zeroinitializer, ptr %3, align 2
33  call void @f() #2
34  unreachable
35}
36
37declare void @f() local_unnamed_addr #1
38
39attributes #0 = { nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="true" "no-jump-tables"="false" "no-nans-fp-math"="true" "no-signed-zeros-fp-math"="true" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="cortex-a57" "target-features"="+crc,+crypto,+fp-armv8,+neon" "unsafe-fp-math"="true" "use-soft-float"="false" }
40attributes #1 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="true" "no-nans-fp-math"="true" "no-signed-zeros-fp-math"="true" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="cortex-a57" "target-features"="+crc,+crypto,+fp-armv8,+neon" "unsafe-fp-math"="true" "use-soft-float"="false" }
41attributes #2 = { nounwind }
42