File: builtin_signbit.cpp

package info (click to toggle)
llvm-toolchain-6.0 1%3A6.0.1-10
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 598,080 kB
  • sloc: cpp: 3,046,253; ansic: 595,057; asm: 271,965; python: 128,926; objc: 106,554; sh: 21,906; lisp: 10,191; pascal: 6,094; ml: 5,544; perl: 5,265; makefile: 2,227; cs: 2,027; xml: 686; php: 212; csh: 117
file content (43 lines) | stat: -rw-r--r-- 1,123 bytes parent folder | download | duplicates (17)
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
// RUN: %clang -target powerpc-linux-gnu     -emit-llvm -S -O0 %s -o - | FileCheck %s --check-prefix=CHECK-BE --check-prefix=CHECK
// RUN: %clang -target powerpc64-linux-gnu   -emit-llvm -S -O0 %s -o - | FileCheck %s --check-prefix=CHECK-BE --check-prefix=CHECK
// RUN: %clang -target powerpc64le-linux-gnu -emit-llvm -S -O0 %s -o - | FileCheck %s --check-prefix=CHECK-LE --check-prefix=CHECK

bool b;
double d = -1.0;
long double ld = -1.0L;
void test_signbit()
{
  b = __builtin_signbit(1.0L);
  // CHECK: i128
  // CHECK-LE-NOT: lshr
  // CHECK-BE: lshr
  // CHECK: bitcast
  // CHECK: ppc_fp128

  b = __builtin_signbit(ld);
  // CHECK: bitcast
  // CHECK: ppc_fp128
  // CHECK-LE-NOT: lshr
  // CHECK-BE: lshr

  b = __builtin_signbitf(1.0);
  // CHECK: store i8 0

  b = __builtin_signbitf(d);
  // CHECK: bitcast
  // CHECK-LE-NOT: lshr
  // CHECK-BE-NOT: lshr

  b = __builtin_signbitl(1.0L);
  // CHECK: i128
  // CHECK-LE-NOT: lshr
  // CHECK-BE: lshr
  // CHECK: bitcast
  // CHECK: ppc_fp128

  b = __builtin_signbitl(ld);
  // CHECK: bitcast
  // CHECK: ppc_fp128
  // CHECK-LE-NOT: lshr
  // CHECK-BE: lshr
}