// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
// REQUIRES: aarch64-registered-target
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -S -disable-O0-optnone -Werror -Wall -emit-llvm -o - %s | opt -S -passes=mem2reg,instcombine,tailcallelim | FileCheck %s
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -S -disable-O0-optnone -Werror -Wall -emit-llvm -o - -x c++ %s | opt -S -passes=mem2reg,instcombine,tailcallelim | FileCheck %s -check-prefix=CPP-CHECK
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -S -disable-O0-optnone -Werror -Wall -o /dev/null %s
#include <arm_sve.h>

// CHECK-LABEL: @test_svrdffr(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = tail call <vscale x 16 x i1> @llvm.aarch64.sve.ptrue.nxv16i1(i32 31)
// CHECK-NEXT:    [[TMP1:%.*]] = tail call <vscale x 16 x i1> @llvm.aarch64.sve.rdffr.z(<vscale x 16 x i1> [[TMP0]])
// CHECK-NEXT:    ret <vscale x 16 x i1> [[TMP1]]
//
// CPP-CHECK-LABEL: @_Z12test_svrdffrv(
// CPP-CHECK-NEXT:  entry:
// CPP-CHECK-NEXT:    [[TMP0:%.*]] = tail call <vscale x 16 x i1> @llvm.aarch64.sve.ptrue.nxv16i1(i32 31)
// CPP-CHECK-NEXT:    [[TMP1:%.*]] = tail call <vscale x 16 x i1> @llvm.aarch64.sve.rdffr.z(<vscale x 16 x i1> [[TMP0]])
// CPP-CHECK-NEXT:    ret <vscale x 16 x i1> [[TMP1]]
//
svbool_t test_svrdffr()
{
  return svrdffr();
}

// CHECK-LABEL: @test_svrdffr_z(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[TMP0:%.*]] = tail call <vscale x 16 x i1> @llvm.aarch64.sve.rdffr.z(<vscale x 16 x i1> [[PG:%.*]])
// CHECK-NEXT:    ret <vscale x 16 x i1> [[TMP0]]
//
// CPP-CHECK-LABEL: @_Z14test_svrdffr_zu10__SVBool_t(
// CPP-CHECK-NEXT:  entry:
// CPP-CHECK-NEXT:    [[TMP0:%.*]] = tail call <vscale x 16 x i1> @llvm.aarch64.sve.rdffr.z(<vscale x 16 x i1> [[PG:%.*]])
// CPP-CHECK-NEXT:    ret <vscale x 16 x i1> [[TMP0]]
//
svbool_t test_svrdffr_z(svbool_t pg)
{
  return svrdffr_z(pg);
}