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
|
; RUN: llc -march=mipsel < %s | FileCheck %s
; Simple memory
@g1 = external global i32
define i32 @f1(i32 %x) nounwind {
entry:
; CHECK-LABEL: f1:
; CHECK: addiu $[[T0:[0-9]+]], $sp
; CHECK: #APP
; CHECK: sw $4, 0($[[T0]])
; CHECK: #NO_APP
; CHECK: #APP
; CHECK: lw $[[T3:[0-9]+]], 0($[[T0]])
; CHECK: #NO_APP
; CHECK: lw $[[T1:[0-9]+]], %got(g1)
; CHECK: sw $[[T3]], 0($[[T1]])
%l1 = alloca i32, align 4
call void asm "sw $1, $0", "=*m,r"(i32* %l1, i32 %x) nounwind
%0 = call i32 asm "lw $0, $1", "=r,*m"(i32* %l1) nounwind
store i32 %0, i32* @g1, align 4
ret i32 %0
}
; CHECK-LABEL: main:
; "D": Second word of a double word. This works for any memory element
; double or single.
; CHECK: #APP
; CHECK: lw ${{[0-9]+}},4(${{[0-9]+}});
; CHECK: #NO_APP
; No "D": First word of a double word. This works for any memory element
; double or single.
; CHECK: #APP
; CHECK: lw ${{[0-9]+}},0(${{[0-9]+}});
; CHECK: #NO_APP
@b = common global [20 x i32] zeroinitializer, align 4
define void @main() {
entry:
; Second word:
tail call void asm sideeffect " lw $0,${1:D};", "r,*m,~{$11}"(i32 undef, i32* getelementptr inbounds ([20 x i32]* @b, i32 0, i32 3))
; First word. Notice, no 'D':
tail call void asm sideeffect " lw $0,${1};", "r,*m,~{$11}"(i32 undef, i32* getelementptr inbounds ([20 x i32]* @b, i32 0, i32 3))
ret void
}
|
