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
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
|
// RUN: %clang_cc1 -triple s390x-linux-gnu -O2 -emit-llvm -o - %s | FileCheck %s
unsigned int gi;
unsigned long gl;
void test_store_m(unsigned int i) {
asm("st %1, %0" : "=m" (gi) : "r" (i));
// CHECK-LABEL: define void @test_store_m(i32 zeroext %i)
// CHECK: call void asm "st $1, $0", "=*m,r"(i32* @gi, i32 %i)
}
void test_store_Q(unsigned int i) {
asm("st %1, %0" : "=Q" (gi) : "r" (i));
// CHECK-LABEL: define void @test_store_Q(i32 zeroext %i)
// CHECK: call void asm "st $1, $0", "=*Q,r"(i32* @gi, i32 %i)
}
void test_store_R(unsigned int i) {
asm("st %1, %0" : "=R" (gi) : "r" (i));
// CHECK-LABEL: define void @test_store_R(i32 zeroext %i)
// CHECK: call void asm "st $1, $0", "=*R,r"(i32* @gi, i32 %i)
}
void test_store_S(unsigned int i) {
asm("st %1, %0" : "=S" (gi) : "r" (i));
// CHECK-LABEL: define void @test_store_S(i32 zeroext %i)
// CHECK: call void asm "st $1, $0", "=*S,r"(i32* @gi, i32 %i)
}
void test_store_T(unsigned int i) {
asm("st %1, %0" : "=T" (gi) : "r" (i));
// CHECK-LABEL: define void @test_store_T(i32 zeroext %i)
// CHECK: call void asm "st $1, $0", "=*T,r"(i32* @gi, i32 %i)
}
int test_load_m() {
unsigned int i;
asm("l %0, %1" : "=r" (i) : "m" (gi));
return i;
// CHECK-LABEL: define signext i32 @test_load_m()
// CHECK: call i32 asm "l $0, $1", "=r,*m"(i32* @gi)
}
int test_load_Q() {
unsigned int i;
asm("l %0, %1" : "=r" (i) : "Q" (gi));
return i;
// CHECK-LABEL: define signext i32 @test_load_Q()
// CHECK: call i32 asm "l $0, $1", "=r,*Q"(i32* @gi)
}
int test_load_R() {
unsigned int i;
asm("l %0, %1" : "=r" (i) : "R" (gi));
return i;
// CHECK-LABEL: define signext i32 @test_load_R()
// CHECK: call i32 asm "l $0, $1", "=r,*R"(i32* @gi)
}
int test_load_S() {
unsigned int i;
asm("l %0, %1" : "=r" (i) : "S" (gi));
return i;
// CHECK-LABEL: define signext i32 @test_load_S()
// CHECK: call i32 asm "l $0, $1", "=r,*S"(i32* @gi)
}
int test_load_T() {
unsigned int i;
asm("l %0, %1" : "=r" (i) : "T" (gi));
return i;
// CHECK-LABEL: define signext i32 @test_load_T()
// CHECK: call i32 asm "l $0, $1", "=r,*T"(i32* @gi)
}
void test_mI(unsigned char *c) {
asm volatile("cli %0, %1" :: "Q" (*c), "I" (100));
// CHECK-LABEL: define void @test_mI(i8* %c)
// CHECK: call void asm sideeffect "cli $0, $1", "*Q,I"(i8* %c, i32 100)
}
unsigned int test_dJa(unsigned int i, unsigned int j) {
asm("sll %0, %2(%3)" : "=d" (i) : "0" (i), "J" (1000), "a" (j));
return i;
// CHECK-LABEL: define zeroext i32 @test_dJa(i32 zeroext %i, i32 zeroext %j)
// CHECK: call i32 asm "sll $0, $2($3)", "=d,0,J,a"(i32 %i, i32 1000, i32 %j)
}
unsigned long test_rK(unsigned long i) {
asm("aghi %0, %2" : "=r" (i) : "0" (i), "K" (-30000));
return i;
// CHECK-LABEL: define i64 @test_rK(i64 %i)
// CHECK: call i64 asm "aghi $0, $2", "=r,0,K"(i64 %i, i32 -30000)
}
unsigned long test_rL(unsigned long i) {
asm("sllg %0, %1, %2" : "=r" (i) : "r" (i), "L" (500000));
return i;
// CHECK-LABEL: define i64 @test_rL(i64 %i)
// CHECK: call i64 asm "sllg $0, $1, $2", "=r,r,L"(i64 %i, i32 500000)
}
void test_M() {
asm volatile("#FOO %0" :: "M"(0x7fffffff));
// CHECK-LABEL: define void @test_M()
// CHECK: call void asm sideeffect "#FOO $0", "M"(i32 2147483647)
}
float test_f32(float f, float g) {
asm("aebr %0, %2" : "=f" (f) : "0" (f), "f" (g));
return f;
// CHECK-LABEL: define float @test_f32(float %f, float %g)
// CHECK: call float asm "aebr $0, $2", "=f,0,f"(float %f, float %g)
}
double test_f64(double f, double g) {
asm("adbr %0, %2" : "=f" (f) : "0" (f), "f" (g));
return f;
// CHECK-LABEL: define double @test_f64(double %f, double %g)
// CHECK: call double asm "adbr $0, $2", "=f,0,f"(double %f, double %g)
}
long double test_f128(long double f, long double g) {
asm("axbr %0, %2" : "=f" (f) : "0" (f), "f" (g));
return f;
// CHECK: define void @test_f128(fp128* noalias nocapture sret [[DEST:%.*]], fp128* nocapture readonly, fp128* nocapture readonly)
// CHECK: %f = load fp128* %0
// CHECK: %g = load fp128* %1
// CHECK: [[RESULT:%.*]] = tail call fp128 asm "axbr $0, $2", "=f,0,f"(fp128 %f, fp128 %g)
// CHECK: store fp128 [[RESULT]], fp128* [[DEST]]
}
|
