• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; RUN: llc < %s -O0 -mtriple=armv7-eabi -mcpu=cortex-a8 -mattr=+neon,+fp-armv8 | FileCheck %s
2; RUN: llc < %s -O3 -mtriple=armv7-eabi -mcpu=cortex-a8 -mattr=+neon,+fp-armv8 | FileCheck %s
3
4@a = common global double 0.000000e+00, align 8
5
6; Function Attrs: noinline nounwind uwtable
7define void @strtod() {
8entry:
9  ; CHECK: vmrs r{{[0-9]+}}, fpscr
10  %0 = call i32 @llvm.flt.rounds()
11  %tobool = icmp ne i32 %0, 0
12  br i1 %tobool, label %if.then, label %if.end
13
14if.then:                                          ; preds = %entry
15  store double 5.000000e-01, double* @a, align 8
16  br label %if.end
17
18if.end:                                           ; preds = %if.then, %entry
19  ret void
20}
21
22; Function Attrs: nounwind
23define void @fn1(i32* nocapture %p) local_unnamed_addr {
24entry:
25  ; CHECK: vmrs r{{[0-9]+}}, fpscr
26  %0 = tail call i32 @llvm.arm.get.fpscr()
27  store i32 %0, i32* %p, align 4
28  ; CHECK: vmsr fpscr, r{{[0-9]+}}
29  tail call void @llvm.arm.set.fpscr(i32 1)
30  ; CHECK: vmrs r{{[0-9]+}}, fpscr
31  %1 = tail call i32 @llvm.arm.get.fpscr()
32  %arrayidx1 = getelementptr inbounds i32, i32* %p, i32 1
33  store i32 %1, i32* %arrayidx1, align 4
34  ret void
35}
36
37; Function Attrs: nounwind readonly
38declare i32 @llvm.arm.get.fpscr()
39
40; Function Attrs: nounwind writeonly
41declare void @llvm.arm.set.fpscr(i32)
42
43; Function Attrs: nounwind
44declare i32 @llvm.flt.rounds()
45