vrsave-inline-asm.ll
1.21 KB
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
; RUN: llc -mtriple=powerpc64-unknown-linux-gnu -verify-machineinstrs < %s | FileCheck %s
; RUN: llc -mtriple=powerpc64le-unknown-linux-gnu -verify-machineinstrs < %s | FileCheck %s
; RUN: llc -mtriple=powerpc-unknown-linux-gnu -verify-machineinstrs < %s | FileCheck %s
; RUN: llc -mtriple=powerpc64-unknown-freebsd -verify-machineinstrs < %s | FileCheck %s
; RUN: llc -mtriple=powerpc-unknown-freebsd -verify-machineinstrs < %s | FileCheck %s
define dso_local void @moveToVRSave(i32 signext %i) {
entry:
tail call void asm sideeffect "mtvrsave $0", "r,~{vrsave}"(i32 %i)
ret void
}
define dso_local signext i32 @moveFromVRSave() {
entry:
%0 = tail call i32 asm sideeffect "mfvrsave $0", "=r"()
ret i32 %0
}
define dso_local void @moveToSPR(i32 signext %i) {
entry:
tail call void asm sideeffect "mtspr 256, $0", "r,~{vrsave}"(i32 %i)
ret void
}
define dso_local signext i32 @moveFromSPR() {
entry:
%0 = tail call i32 asm sideeffect "mfspr $0, 256", "=r"()
ret i32 %0
}
; CHECK-LABEl: moveToVRSave:
; CHECK: mtvrsave 3
; CHECK-LABEL: moveFromVRSave:
; CHECK: mfvrsave {{[0-9]+}}
; CHECK-LABEL: moveToSPR:
; CHECK: mtspr 256, 3
; CHECK-LABEL: moveFromSPR:
; CHECK: mfspr {{[0-9]}}, 256