llvm-project/clang/test/CodeGen/aarch64-sve-intrinsics/acle_sve_bfmlalt.c

// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s

#include <arm_sve.h>

#ifdef SVE_OVERLOADED_FORMS
// A simple used,unused... macro, long enough to represent any SVE builtin.
#define SVE_ACLE_FUNC(A1, A2_UNUSED, A3, A4_UNUSED) A1##A3
#else
#define SVE_ACLE_FUNC(A1, A2, A3, A4) A1##A2##A3##A4
#endif

svfloat32_t test_svbfmlalt_f32(svfloat32_t x, svbfloat16_t y, svbfloat16_t z) {
  // CHECK-LABEL: @test_svbfmlalt_f32(
  // CHECK: %[[RET:.*]] = call <vscale x 4 x float> @llvm.aarch64.sve.bfmlalt(<vscale x 4 x float> %x, <vscale x 8 x bfloat> %y, <vscale x 8 x bfloat> %z)
  // CHECK: ret <vscale x 4 x float> %[[RET]]
  return SVE_ACLE_FUNC(svbfmlalt, _f32, , )(x, y, z);
}

svfloat32_t test_bfmlalt_lane_0_f32(svfloat32_t x, svbfloat16_t y, svbfloat16_t z) {
  // CHECK-LABEL: @test_bfmlalt_lane_0_f32(
  // CHECK: %[[RET:.*]] = call <vscale x 4 x float> @llvm.aarch64.sve.bfmlalt.lane(<vscale x 4 x float> %x, <vscale x 8 x bfloat> %y, <vscale x 8 x bfloat> %z, i64 0)
  // CHECK: ret <vscale x 4 x float> %[[RET]]
  return SVE_ACLE_FUNC(svbfmlalt_lane, _f32, , )(x, y, z, 0);
}

svfloat32_t test_bfmlalt_lane_7_f32(svfloat32_t x, svbfloat16_t y, svbfloat16_t z) {
  // CHECK-LABEL: @test_bfmlalt_lane_7_f32(
  // CHECK: %[[RET:.*]] = call <vscale x 4 x float> @llvm.aarch64.sve.bfmlalt.lane(<vscale x 4 x float> %x, <vscale x 8 x bfloat> %y, <vscale x 8 x bfloat> %z, i64 7)
  // CHECK: ret <vscale x 4 x float> %[[RET]]
  return SVE_ACLE_FUNC(svbfmlalt_lane, _f32, , )(x, y, z, 7);
}

svfloat32_t test_bfmlalt_n_f32(svfloat32_t x, svbfloat16_t y, bfloat16_t z) {
  // CHECK-LABEL: @test_bfmlalt_n_f32(
  // CHECK: %[[SPLAT:.*]] = call <vscale x 8 x bfloat> @llvm.aarch64.sve.dup.x.nxv8bf16(bfloat %z)
  // CHECK: %[[RET:.*]] = call <vscale x 4 x float> @llvm.aarch64.sve.bfmlalt(<vscale x 4 x float> %x, <vscale x 8 x bfloat> %y, <vscale x 8 x bfloat> %[[SPLAT]])
  // CHECK: ret <vscale x 4 x float> %[[RET]]
  return SVE_ACLE_FUNC(svbfmlalt, _n_f32, , )(x, y, z);
}