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1 // 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
2 // 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
3 
4 #include <arm_sve.h>
5 
6 #ifdef SVE_OVERLOADED_FORMS
7 // A simple used,unused... macro, long enough to represent any SVE builtin.
8 #define SVE_ACLE_FUNC(A1, A2_UNUSED, A3, A4_UNUSED) A1##A3
9 #else
10 #define SVE_ACLE_FUNC(A1, A2, A3, A4) A1##A2##A3##A4
11 #endif
12 
test_bfdot_f32(svfloat32_t x,svbfloat16_t y,svbfloat16_t z)13 svfloat32_t test_bfdot_f32(svfloat32_t x, svbfloat16_t y, svbfloat16_t z) {
14   // CHECK-LABEL: @test_bfdot_f32(
15   // CHECK: %[[RET:.*]] = call <vscale x 4 x float> @llvm.aarch64.sve.bfdot(<vscale x 4 x float> %x, <vscale x 8 x bfloat> %y, <vscale x 8 x bfloat> %z)
16   // CHECK: ret <vscale x 4 x float> %[[RET]]
17   return SVE_ACLE_FUNC(svbfdot, _f32, , )(x, y, z);
18 }
19 
test_bfdot_lane_0_f32(svfloat32_t x,svbfloat16_t y,svbfloat16_t z)20 svfloat32_t test_bfdot_lane_0_f32(svfloat32_t x, svbfloat16_t y, svbfloat16_t z) {
21   // CHECK-LABEL: @test_bfdot_lane_0_f32(
22   // CHECK: %[[RET:.*]] = call <vscale x 4 x float> @llvm.aarch64.sve.bfdot.lane(<vscale x 4 x float> %x, <vscale x 8 x bfloat> %y, <vscale x 8 x bfloat> %z, i64 0)
23   // CHECK: ret <vscale x 4 x float> %[[RET]]
24   return SVE_ACLE_FUNC(svbfdot_lane, _f32, , )(x, y, z, 0);
25 }
26 
test_bfdot_lane_3_f32(svfloat32_t x,svbfloat16_t y,svbfloat16_t z)27 svfloat32_t test_bfdot_lane_3_f32(svfloat32_t x, svbfloat16_t y, svbfloat16_t z) {
28   // CHECK-LABEL: @test_bfdot_lane_3_f32(
29   // CHECK: %[[RET:.*]] = call <vscale x 4 x float> @llvm.aarch64.sve.bfdot.lane(<vscale x 4 x float> %x, <vscale x 8 x bfloat> %y, <vscale x 8 x bfloat> %z, i64 3)
30   // CHECK: ret <vscale x 4 x float> %[[RET]]
31   return SVE_ACLE_FUNC(svbfdot_lane, _f32, , )(x, y, z, 3);
32 }
33 
test_bfdot_n_f32(svfloat32_t x,svbfloat16_t y,bfloat16_t z)34 svfloat32_t test_bfdot_n_f32(svfloat32_t x, svbfloat16_t y, bfloat16_t z) {
35   // CHECK-LABEL: @test_bfdot_n_f32(
36   // CHECK: %[[SPLAT:.*]] = call <vscale x 8 x bfloat> @llvm.aarch64.sve.dup.x.nxv8bf16(bfloat %z)
37   // CHECK: %[[RET:.*]] = call <vscale x 4 x float> @llvm.aarch64.sve.bfdot(<vscale x 4 x float> %x, <vscale x 8 x bfloat> %y, <vscale x 8 x bfloat> %[[SPLAT]])
38   // CHECK: ret <vscale x 4 x float> %[[RET]]
39   return SVE_ACLE_FUNC(svbfdot, _n_f32, , )(x, y, z);
40 }
41