bswap.ll
1.92 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
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
; RUN: llc < %s -mtriple=ve-unknown-unknown | FileCheck %s
define i64 @func1(i64 %p) {
; CHECK-LABEL: func1:
; CHECK: .LBB{{[0-9]+}}_2:
; CHECK-NEXT: bswp %s0, %s0, 0
; CHECK-NEXT: or %s11, 0, %s9
%r = tail call i64 @llvm.bswap.i64(i64 %p)
ret i64 %r
}
declare i64 @llvm.bswap.i64(i64)
define i32 @func2(i32 %p) {
; CHECK-LABEL: func2:
; CHECK: .LBB{{[0-9]+}}_2:
; CHECK-NEXT: # kill: def $sw0 killed $sw0 def $sx0
; CHECK-NEXT: bswp %s0, %s0, 1
; CHECK-NEXT: # kill: def $sw0 killed $sw0 killed $sx0
; CHECK-NEXT: or %s11, 0, %s9
%r = tail call i32 @llvm.bswap.i32(i32 %p)
ret i32 %r
}
declare i32 @llvm.bswap.i32(i32)
define signext i16 @func3(i16 signext %p) {
; CHECK-LABEL: func3:
; CHECK: .LBB{{[0-9]+}}_2:
; CHECK-NEXT: # kill: def $sw0 killed $sw0 def $sx0
; CHECK-NEXT: bswp %s0, %s0, 1
; CHECK-NEXT: sra.w.sx %s0, %s0, 16
; CHECK-NEXT: or %s11, 0, %s9
%r = tail call i16 @llvm.bswap.i16(i16 %p)
ret i16 %r
}
declare i16 @llvm.bswap.i16(i16)
define i64 @func4(i64 %p) {
; CHECK-LABEL: func4:
; CHECK: .LBB{{[0-9]+}}_2:
; CHECK-NEXT: bswp %s0, %s0, 0
; CHECK-NEXT: or %s11, 0, %s9
%r = tail call i64 @llvm.bswap.i64(i64 %p)
ret i64 %r
}
define i32 @func5(i32 %p) {
; CHECK-LABEL: func5:
; CHECK: .LBB{{[0-9]+}}_2:
; CHECK-NEXT: # kill: def $sw0 killed $sw0 def $sx0
; CHECK-NEXT: bswp %s0, %s0, 1
; CHECK-NEXT: # kill: def $sw0 killed $sw0 killed $sx0
; CHECK-NEXT: or %s11, 0, %s9
%r = tail call i32 @llvm.bswap.i32(i32 %p)
ret i32 %r
}
define zeroext i16 @func6(i16 zeroext %p) {
; CHECK-LABEL: func6:
; CHECK: .LBB{{[0-9]+}}_2:
; CHECK-NEXT: # kill: def $sw0 killed $sw0 def $sx0
; CHECK-NEXT: bswp %s0, %s0, 1
; CHECK-NEXT: and %s0, %s0, (32)0
; CHECK-NEXT: srl %s0, %s0, 16
; CHECK-NEXT: # kill: def $sw0 killed $sw0 killed $sx0
; CHECK-NEXT: or %s11, 0, %s9
%r = tail call i16 @llvm.bswap.i16(i16 %p)
ret i16 %r
}