File: x86-atomic-float.c

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.8-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,388 kB
  • sloc: cpp: 7,438,767; ansic: 1,393,871; asm: 1,012,926; python: 241,728; f90: 86,635; objc: 75,411; lisp: 42,144; pascal: 17,286; sh: 10,027; ml: 5,082; perl: 4,730; awk: 3,523; makefile: 3,349; javascript: 2,251; xml: 892; fortran: 672
file content (66 lines) | stat: -rw-r--r-- 2,127 bytes parent folder | download | duplicates (9)
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
55
56
57
58
59
60
61
62
63
64
65
66
// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 5
// RUN: %clang_cc1 -triple x86_64-linux-gnu -target-cpu core2 %s -emit-llvm -o - | FileCheck %s
// RUN: %clang_cc1 -triple i686-linux-gnu -target-cpu core2 %s -emit-llvm -o - | FileCheck %s


// CHECK-LABEL: define dso_local i32 @test_int_inc(
// CHECK-SAME: ) #[[ATTR0:[0-9]+]] {
// CHECK-NEXT:  [[ENTRY:.*:]]
// CHECK-NEXT:    [[TMP0:%.*]] = atomicrmw add ptr @test_int_inc.n, i32 1 seq_cst, align 4
// CHECK-NEXT:    ret i32 [[TMP0]]
//
int test_int_inc()
{
    static _Atomic int n;
    return n++;
}

// CHECK-LABEL: define dso_local float @test_float_post_inc(
// CHECK-SAME: ) #[[ATTR0]] {
// CHECK-NEXT:  [[ENTRY:.*:]]
// CHECK-NEXT:    [[TMP0:%.*]] = atomicrmw fadd ptr @test_float_post_inc.n, float 1.000000e+00 seq_cst, align 4
// CHECK-NEXT:    ret float [[TMP0]]
//
float test_float_post_inc()
{
    static _Atomic float n;
    return n++;
}

// CHECK-LABEL: define dso_local float @test_float_post_dc(
// CHECK-SAME: ) #[[ATTR0]] {
// CHECK-NEXT:  [[ENTRY:.*:]]
// CHECK-NEXT:    [[TMP0:%.*]] = atomicrmw fsub ptr @test_float_post_dc.n, float 1.000000e+00 seq_cst, align 4
// CHECK-NEXT:    ret float [[TMP0]]
//
float test_float_post_dc()
{
    static _Atomic float n;
    return n--;
}

// CHECK-LABEL: define dso_local float @test_float_pre_dc(
// CHECK-SAME: ) #[[ATTR0]] {
// CHECK-NEXT:  [[ENTRY:.*:]]
// CHECK-NEXT:    [[TMP0:%.*]] = atomicrmw fsub ptr @test_float_pre_dc.n, float 1.000000e+00 seq_cst, align 4
// CHECK-NEXT:    [[TMP1:%.*]] = fsub float [[TMP0]], 1.000000e+00
// CHECK-NEXT:    ret float [[TMP1]]
//
float test_float_pre_dc()
{
    static _Atomic float n;
    return --n;
}

// CHECK-LABEL: define dso_local float @test_float_pre_inc(
// CHECK-SAME: ) #[[ATTR0]] {
// CHECK-NEXT:  [[ENTRY:.*:]]
// CHECK-NEXT:    [[TMP0:%.*]] = atomicrmw fadd ptr @test_float_pre_inc.n, float 1.000000e+00 seq_cst, align 4
// CHECK-NEXT:    [[TMP1:%.*]] = fadd float [[TMP0]], 1.000000e+00
// CHECK-NEXT:    ret float [[TMP1]]
//
float test_float_pre_inc()
{
    static _Atomic float n;
    return ++n;
}