Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833

external/llvm/test/CodeGen/AArch64/aarch64_f16_be.ll

@@ -0,0 +1,67 @@
+; RUN: llc -mtriple=aarch64-linux-gnuabi -O0 -fast-isel < %s | FileCheck %s
+; RUN: llc -mtriple=aarch64_be-linux-gnuabi -O0 -fast-isel < %s | FileCheck %s --check-prefix=CHECK-BE
+
+define void @test_bitcast_v8f16_to_v4f32(<8 x half> %a) {
+; CHECK-LABEL: test_bitcast_v8f16_to_v4f32:
+; CHECK-NOT: st1
+
+; CHECK-BE-LABEL: test_bitcast_v8f16_to_v4f32:
+; CHECK-BE: st1
+
+  %x = alloca <4 x float>, align 16
+  %y = bitcast <8 x half> %a to <4 x float>
+  store <4 x float> %y, <4 x float>* %x, align 16
+  ret void
+}
+
+define void @test_bitcast_v8f16_to_v2f64(<8 x half> %a) {
+; CHECK-LABEL: test_bitcast_v8f16_to_v2f64:
+; CHECK-NOT: st1
+
+; CHECK-BE-LABEL: test_bitcast_v8f16_to_v2f64:
+; CHECK-BE: st1
+
+  %x = alloca <2 x double>, align 16
+  %y = bitcast <8 x half> %a to <2 x double>
+  store <2 x double> %y, <2 x double>* %x, align 16
+  ret void
+}
+
+define void @test_bitcast_v8f16_to_fp128(<8 x half> %a) {
+; CHECK-LABEL: test_bitcast_v8f16_to_fp128:
+; CHECK-NOT: st1
+
+; CHECK-BE-LABEL: test_bitcast_v8f16_to_fp128:
+; CHECK-BE: st1
+
+  %x = alloca fp128, align 16
+  %y = bitcast <8 x half> %a to fp128
+  store fp128 %y, fp128* %x, align 16
+  ret void
+}
+
+define void @test_bitcast_v4f16_to_v2f32(<4 x half> %a) {
+; CHECK-LABEL: test_bitcast_v4f16_to_v2f32:
+; CHECK-NOT: st1
+
+; CHECK-BE-LABEL: test_bitcast_v4f16_to_v2f32:
+; CHECK-BE: st1
+
+  %x = alloca <2 x float>, align 8
+  %y = bitcast <4 x half> %a to <2 x float>
+  store <2 x float> %y, <2 x float>* %x, align 8
+  ret void
+}
+
+define void @test_bitcast_v4f16_to_v1f64(<4 x half> %a) {
+; CHECK-LABEL: test_bitcast_v4f16_to_v1f64:
+; CHECK-NOT: st1
+
+; CHECK-BE-LABEL: test_bitcast_v4f16_to_v1f64:
+; CHECK-BE: st1
+
+  %x = alloca <1 x double>, align 8
+  %y = bitcast <4 x half> %a to <1 x double>
+  store <1 x double> %y, <1 x double>* %x, align 8
+  ret void
+}