1 ; RUN: llc < %s -mcpu=cortex-a53 -enable-post-misched=false -enable-aa-sched-mi | FileCheck %s
3 ; Check that the vector store intrinsic does not prevent fmla instructions from
4 ; being scheduled together. Since the vector loads and stores generated from
5 ; the intrinsics do not alias each other, the store can be pushed past the load.
6 ; This allows fmla instructions to be scheduled together.
15 target datalayout = "e-m:e-i64:64-i128:128-n8:16:32:64-S128"
16 target triple = "aarch64--linux-gnu"
18 %Struct = type { ptr, [9 x double], [16 x {float, float}], [16 x {float, float}], i32, i32 }
20 ; Function Attrs: nounwind
21 define linkonce_odr void @func(ptr nocapture %this, <4 x float> %f) unnamed_addr #0 align 2 {
23 %scevgep = getelementptr %Struct, ptr %this, i64 0, i32 2, i64 8, i32 0
24 %vec1 = tail call { <4 x float>, <4 x float> } @llvm.aarch64.neon.ld2.v4f32.p0(ptr %scevgep)
25 %ev1 = extractvalue { <4 x float>, <4 x float> } %vec1, 1
26 %fm1 = fmul <4 x float> %f, %ev1
27 %av1 = fadd <4 x float> %f, %fm1
28 %ev2 = extractvalue { <4 x float>, <4 x float> } %vec1, 0
29 %fm2 = fmul <4 x float> %f, %ev2
30 %av2 = fadd <4 x float> %f, %fm2
31 %scevgep2 = getelementptr %Struct, ptr %this, i64 0, i32 3, i64 8, i32 0
32 tail call void @llvm.aarch64.neon.st2.v4f32.p0(<4 x float> %av2, <4 x float> %av1, ptr %scevgep2)
33 %scevgep3 = getelementptr %Struct, ptr %this, i64 0, i32 2, i64 12, i32 0
34 %vec2 = tail call { <4 x float>, <4 x float> } @llvm.aarch64.neon.ld2.v4f32.p0(ptr %scevgep3)
35 %ev3 = extractvalue { <4 x float>, <4 x float> } %vec2, 1
36 %fm3 = fmul <4 x float> %f, %ev3
37 %av3 = fadd <4 x float> %f, %fm3
38 %ev4 = extractvalue { <4 x float>, <4 x float> } %vec2, 0
39 %fm4 = fmul <4 x float> %f, %ev4
40 %av4 = fadd <4 x float> %f, %fm4
41 %scevgep4 = getelementptr %Struct, ptr %this, i64 0, i32 3, i64 12, i32 0
42 tail call void @llvm.aarch64.neon.st2.v4f32.p0(<4 x float> %av4, <4 x float> %av3, ptr %scevgep4)
46 ; Function Attrs: nounwind readonly
47 declare { <4 x float>, <4 x float> } @llvm.aarch64.neon.ld2.v4f32.p0(ptr) #2
49 ; Function Attrs: nounwind
50 declare void @llvm.aarch64.neon.st2.v4f32.p0(<4 x float>, <4 x float>, ptr nocapture) #1
52 attributes #0 = { nounwind "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="true" "no-nans-fp-math"="true" "stack-protector-buffer-size"="8" "unsafe-fp-math"="true" "use-soft-float"="false" }
53 attributes #1 = { nounwind }
54 attributes #2 = { nounwind readonly }