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
72
73
74
75
76
77
78
79
80
81
82
83
84
85
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
; RUN: llc < %s -mtriple=m68k-linux -verify-machineinstrs | FileCheck %s
@0 = external constant <{ [32 x i8] }>
define i32 @"test_zext_pcd_i8_to_i32"() {
; CHECK-LABEL: test_zext_pcd_i8_to_i32:
; CHECK: .cfi_startproc
; CHECK-NEXT: ; %bb.0:
; CHECK-NEXT: move.b (__unnamed_1+16,%pc), %d0
; CHECK-NEXT: and.l #255, %d0
; CHECK-NEXT: rts
%p = getelementptr inbounds i8, ptr @0, i32 16
%val = load i8, ptr %p
%val2 = zext i8 %val to i32
ret i32 %val2
}
define i16 @"test_zext_pcd_i8_to_i16"() {
; CHECK-LABEL: test_zext_pcd_i8_to_i16:
; CHECK: .cfi_startproc
; CHECK-NEXT: ; %bb.0:
; CHECK-NEXT: move.b (__unnamed_1+16,%pc), %d0
; CHECK-NEXT: and.w #255, %d0
; CHECK-NEXT: rts
%p = getelementptr inbounds i8, ptr @0, i32 16
%val = load i8, ptr %p
%val2 = zext i8 %val to i16
ret i16 %val2
}
define i32 @"test_zext_pcd_i16_to_i32"() {
; CHECK-LABEL: test_zext_pcd_i16_to_i32:
; CHECK: .cfi_startproc
; CHECK-NEXT: ; %bb.0:
; CHECK-NEXT: move.w (__unnamed_1+16,%pc), %d0
; CHECK-NEXT: and.l #65535, %d0
; CHECK-NEXT: rts
%p = getelementptr inbounds i16, ptr @0, i32 8
%val = load i16, ptr %p
%val2 = zext i16 %val to i32
ret i32 %val2
}
define i16 @test_anyext_pcd_i8_to_i16() nounwind {
; CHECK-LABEL: test_anyext_pcd_i8_to_i16:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.b (__unnamed_1+4,%pc), %d0
; CHECK-NEXT: and.l #255, %d0
; CHECK-NEXT: lsl.w #8, %d0
; CHECK-NEXT: ; kill: def $wd0 killed $wd0 killed $d0
; CHECK-NEXT: rts
%copyload = load i8, ptr getelementptr inbounds nuw (i8, ptr @0, i32 4)
%insert_ext = zext i8 %copyload to i16
%insert_shift = shl i16 %insert_ext, 8
ret i16 %insert_shift
}
define i32 @test_anyext_pcd_i8_to_i32() nounwind {
; CHECK-LABEL: test_anyext_pcd_i8_to_i32:
; CHECK: ; %bb.0:
; CHECK-NEXT: moveq #24, %d1
; CHECK-NEXT: move.b (__unnamed_1+4,%pc), %d0
; CHECK-NEXT: and.l #255, %d0
; CHECK-NEXT: lsl.l %d1, %d0
; CHECK-NEXT: rts
%copyload = load i8, ptr getelementptr inbounds nuw (i8, ptr @0, i32 4)
%insert_ext = zext i8 %copyload to i32
%insert_shift = shl i32 %insert_ext, 24
ret i32 %insert_shift
}
define i32 @test_anyext_pcd_i16_to_i32() nounwind {
; CHECK-LABEL: test_anyext_pcd_i16_to_i32:
; CHECK: ; %bb.0:
; CHECK-NEXT: moveq #16, %d1
; CHECK-NEXT: move.w (__unnamed_1+4,%pc), %d0
; CHECK-NEXT: and.l #65535, %d0
; CHECK-NEXT: lsl.l %d1, %d0
; CHECK-NEXT: rts
%copyload = load i16, ptr getelementptr inbounds nuw (i8, ptr @0, i32 4)
%insert_ext = zext i16 %copyload to i32
%insert_shift = shl i32 %insert_ext, 16
ret i32 %insert_shift
}
|
