xref: /llvm-project/llvm/test/CodeGen/AArch64/sve-merging-stores.ll (revision f6947e479e14e7904aa0b2539a95f5dfdc8f9295)
1; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve < %s | FileCheck %s
2
3%complex = type { { double, double } }
4
5; Function Attrs: argmemonly nounwind readonly
6declare { <vscale x 2 x double>, <vscale x 2 x double> } @llvm.aarch64.sve.ld2.sret.nxv2f64(<vscale x 2 x i1>, ptr) #3
7
8; Function Attrs: nounwind readnone
9declare double @llvm.aarch64.sve.faddv.nxv2f64(<vscale x 2 x i1>, <vscale x 2 x double>) #2
10
11define void @foo1(ptr %outval, <vscale x 2 x i1> %pred, ptr %inptr) {
12; CHECK-LABEL: foo1:
13; CHECK: ld2d { z0.d, z1.d }, p0/z, [x1]
14; CHECK-NEXT: faddv d2, p0, z0.d
15; CHECK-NEXT: faddv d0, p0, z1.d
16; CHECK-NEXT: mov v2.d[1], v0.d[0]
17; CHECK-NEXT: str q2, [x0]
18  %imagp = getelementptr inbounds %complex, ptr %outval, i64 0, i32 0, i32 1
19  %1 = call { <vscale x 2 x double>, <vscale x 2 x double> } @llvm.aarch64.sve.ld2.sret.nxv2f64(<vscale x 2 x i1> %pred, ptr nonnull %inptr)
20  %2 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %1, 0
21  %3 = call double @llvm.aarch64.sve.faddv.nxv2f64(<vscale x 2 x i1> %pred, <vscale x 2 x double> %2)
22  %4 = extractvalue { <vscale x 2 x double>, <vscale x 2 x double> } %1, 1
23  %5 = call double @llvm.aarch64.sve.faddv.nxv2f64(<vscale x 2 x i1> %pred, <vscale x 2 x double> %4)
24  store double %3, ptr %outval, align 8
25  store double %5, ptr %imagp, align 8
26  ret void
27}
28
29