File: f16c-builtins.c

package info (click to toggle)
llvm-toolchain-7 1%3A7.0.1-8
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 733,456 kB
  • sloc: cpp: 3,776,651; ansic: 633,271; asm: 350,301; python: 142,716; objc: 107,612; sh: 22,626; lisp: 11,056; perl: 7,999; pascal: 6,742; ml: 5,537; awk: 3,536; makefile: 2,557; cs: 2,027; xml: 841; ruby: 156
file content (54 lines) | stat: -rw-r--r-- 2,096 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
// RUN: %clang_cc1 -ffreestanding %s -triple=x86_64-apple-darwin -target-feature +f16c -emit-llvm -o - -Wall -Werror | FileCheck %s


#include <immintrin.h>

float test_cvtsh_ss(unsigned short a) {
  // CHECK-LABEL: test_cvtsh_ss
  // CHECK: insertelement <8 x i16> undef, i16 %{{.*}}, i32 0
  // CHECK: insertelement <8 x i16> %{{.*}}, i16 0, i32 1
  // CHECK: insertelement <8 x i16> %{{.*}}, i16 0, i32 2
  // CHECK: insertelement <8 x i16> %{{.*}}, i16 0, i32 3
  // CHECK: insertelement <8 x i16> %{{.*}}, i16 0, i32 4
  // CHECK: insertelement <8 x i16> %{{.*}}, i16 0, i32 5
  // CHECK: insertelement <8 x i16> %{{.*}}, i16 0, i32 6
  // CHECK: insertelement <8 x i16> %{{.*}}, i16 0, i32 7
  // CHECK: call <4 x float> @llvm.x86.vcvtph2ps.128(<8 x i16> %{{.*}})
  // CHECK: extractelement <4 x float> %{{.*}}, i32 0
  return _cvtsh_ss(a);
}

unsigned short test_cvtss_sh(float a) {
  // CHECK-LABEL: test_cvtss_sh
  // CHECK: insertelement <4 x float> undef, float %{{.*}}, i32 0
  // CHECK: insertelement <4 x float> %{{.*}}, float 0.000000e+00, i32 1
  // CHECK: insertelement <4 x float> %{{.*}}, float 0.000000e+00, i32 2
  // CHECK: insertelement <4 x float> %{{.*}}, float 0.000000e+00, i32 3
  // CHECK: call <8 x i16> @llvm.x86.vcvtps2ph.128(<4 x float> %{{.*}}, i32 0)
  // CHECK: extractelement <8 x i16> %{{.*}}, i32 0
  return _cvtss_sh(a, 0);
}

__m128 test_mm_cvtph_ps(__m128i a) {
  // CHECK-LABEL: test_mm_cvtph_ps
  // CHECK: call <4 x float> @llvm.x86.vcvtph2ps.128(<8 x i16> %{{.*}})
  return _mm_cvtph_ps(a);
}

__m256 test_mm256_cvtph_ps(__m128i a) {
  // CHECK-LABEL: test_mm256_cvtph_ps
  // CHECK: call <8 x float> @llvm.x86.vcvtph2ps.256(<8 x i16> %{{.*}})
  return _mm256_cvtph_ps(a);
}

__m128i test_mm_cvtps_ph(__m128 a) {
  // CHECK-LABEL: test_mm_cvtps_ph
  // CHECK: call <8 x i16> @llvm.x86.vcvtps2ph.128(<4 x float> %{{.*}}, i32 0)
  return _mm_cvtps_ph(a, 0);
}

__m128i test_mm256_cvtps_ph(__m256 a) {
  // CHECK-LABEL: test_mm256_cvtps_ph
  // CHECK: call <8 x i16> @llvm.x86.vcvtps2ph.256(<8 x float> %{{.*}}, i32 0)
  return _mm256_cvtps_ph(a, 0);
}