File: x86-crc-builtins.c

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2~deb10u1
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 995,836 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (30 lines) | stat: -rw-r--r-- 1,145 bytes parent folder | download | duplicates (7)
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
// RUN: %clang_cc1 -ffreestanding %s -triple=x86_64-apple-darwin -target-feature +sse4.2 -emit-llvm -o - -Wall -Werror | FileCheck %s --check-prefixes=CHECK,CHECK64
// RUN: %clang_cc1 -ffreestanding %s -triple=i686-apple-darwin -target-feature +sse4.2 -emit-llvm -o - -Wall -Werror | FileCheck %s

#include <x86intrin.h>

unsigned int test__crc32b(unsigned int CRC, unsigned char V) {
// CHECK-LABEL: test__crc32b
// CHECK: call i32 @llvm.x86.sse42.crc32.32.8(i32 %{{.*}}, i8 %{{.*}})
  return __crc32b(CRC, V);
}

unsigned int test__crc32w(unsigned int CRC, unsigned short V) {
// CHECK-LABEL: test__crc32w
// CHECK: call i32 @llvm.x86.sse42.crc32.32.16(i32 %{{.*}}, i16 %{{.*}})
  return __crc32w(CRC, V);
}

unsigned int test__crc32d(unsigned int CRC, unsigned int V) {
// CHECK-LABEL: test__crc32d
// CHECK: call i32 @llvm.x86.sse42.crc32.32.32(i32 %{{.*}}, i32 %{{.*}})
  return __crc32d(CRC, V);
}

#ifdef __x86_64__
unsigned long long test__crc32q(unsigned long long CRC, unsigned long long V) {
// CHECK64-LABEL: test__crc32q
// CHECK64: call i64 @llvm.x86.sse42.crc32.64.64(i64 %{{.*}}, i64 %{{.*}})
  return __crc32q(CRC, V);
}
#endif