1 /* { dg-do compile } */
2 /* { dg-require-effective-target powerpc_prefixed_addr } */
3 /* { dg-require-effective-target lp64 } */
4 /* { dg-options "-O2 -mdejagnu-cpu=power10" } */
5 
6 /* Tests whether we generate a prefixed load/store operation for addresses that
7    don't meet DS/DQ offset constraints.  64-bit is needed for testing the use
8    of the PLWA instruciton.  */
9 
10 struct packed_struct
11 {
12   long long pad;			/* offset  0 bytes.  */
13   unsigned char pad_uc;			/* offset  8 bytes.  */
14   unsigned char uc;			/* offset  9 bytes.  */
15 
16   unsigned char pad_sc[sizeof (long long) - sizeof (unsigned char)];
17   unsigned char sc;			/* offset  17 bytes.  */
18 
19   unsigned char pad_us[sizeof (long long) - sizeof (signed char)];
20   unsigned short us;			/* offset  25 bytes.  */
21 
22   unsigned char pad_ss[sizeof (long long) - sizeof (unsigned short)];
23   short ss;				/* offset 33 bytes.  */
24 
25   unsigned char pad_ui[sizeof (long long) - sizeof (short)];
26   unsigned int ui;			/* offset 41 bytes.  */
27 
28   unsigned char pad_si[sizeof (long long) - sizeof (unsigned int)];
29   unsigned int si;			/* offset 49 bytes.  */
30 
31   unsigned char pad_f[sizeof (long long) - sizeof (int)];
32   float f;				/* offset 57 bytes.  */
33 
34   unsigned char pad_d[sizeof (long long) - sizeof (float)];
35   double d;				/* offset 65 bytes.  */
36   __float128 f128;			/* offset 73 bytes.  */
37 } __attribute__((packed));
38 
39 unsigned char
load_uc(struct packed_struct * p)40 load_uc (struct packed_struct *p)
41 {
42   return p->uc;				/* LBZ 3,9(3).  */
43 }
44 
45 signed char
load_sc(struct packed_struct * p)46 load_sc (struct packed_struct *p)
47 {
48   return p->sc;				/* LBZ 3,17(3) + EXTSB 3,3.  */
49 }
50 
51 unsigned short
load_us(struct packed_struct * p)52 load_us (struct packed_struct *p)
53 {
54   return p->us;				/* LHZ 3,25(3).  */
55 }
56 
57 short
load_ss(struct packed_struct * p)58 load_ss (struct packed_struct *p)
59 {
60   return p->ss;				/* LHA 3,33(3).  */
61 }
62 
63 unsigned int
load_ui(struct packed_struct * p)64 load_ui (struct packed_struct *p)
65 {
66   return p->ui;				/* LWZ 3,41(3).  */
67 }
68 
69 int
load_si(struct packed_struct * p)70 load_si (struct packed_struct *p)
71 {
72   return p->si;				/* PLWA 3,49(3).  */
73 }
74 
75 float
load_float(struct packed_struct * p)76 load_float (struct packed_struct *p)
77 {
78   return p->f;				/* LFS 1,57(3).  */
79 }
80 
81 double
load_double(struct packed_struct * p)82 load_double (struct packed_struct *p)
83 {
84   return p->d;				/* LFD 1,65(3).  */
85 }
86 
87 __float128
load_float128(struct packed_struct * p)88 load_float128 (struct packed_struct *p)
89 {
90   return p->f128;			/* PLXV 34,73(3).  */
91 }
92 
93 void
store_uc(struct packed_struct * p,unsigned char uc)94 store_uc (struct packed_struct *p, unsigned char uc)
95 {
96   p->uc = uc;				/* STB 4,9(3).  */
97 }
98 
99 void
store_sc(struct packed_struct * p,signed char sc)100 store_sc (struct packed_struct *p, signed char sc)
101 {
102   p->sc = sc;				/* STB 4,17(3).  */
103 }
104 
105 void
store_us(struct packed_struct * p,unsigned short us)106 store_us (struct packed_struct *p, unsigned short us)
107 {
108   p->us = us;				/* STH 4,25(3).  */
109 }
110 
111 void
store_ss(struct packed_struct * p,signed short ss)112 store_ss (struct packed_struct *p, signed short ss)
113 {
114   p->ss = ss;				/* STH 4,33(3).  */
115 }
116 
117 void
store_ui(struct packed_struct * p,unsigned int ui)118 store_ui (struct packed_struct *p, unsigned int ui)
119 {
120   p->ui = ui;				/* STW 4,41(3).  */
121 }
122 
123 void
store_si(struct packed_struct * p,signed int si)124 store_si (struct packed_struct *p, signed int si)
125 {
126   p->si = si;				/* STW 4,49(3).  */
127 }
128 
129 void
store_float(struct packed_struct * p,float f)130 store_float (struct packed_struct *p, float f)
131 {
132   p->f = f;				/* STFS 1,57(3).  */
133 }
134 
135 void
store_double(struct packed_struct * p,double d)136 store_double (struct packed_struct *p, double d)
137 {
138   p->d = d;				/* STFD 1,65(3).  */
139 }
140 
141 void
store_float128(struct packed_struct * p,__float128 f128)142 store_float128 (struct packed_struct *p, __float128 f128)
143 {
144   p->f128 = f128;			/* PSTXV 34,1(3).  */
145 }
146 
147 /* { dg-final { scan-assembler-times {\mextsb\M} 1 } } */
148 /* { dg-final { scan-assembler-times {\mlbz\M}   2 } } */
149 /* { dg-final { scan-assembler-times {\mlfd\M}   1 } } */
150 /* { dg-final { scan-assembler-times {\mlfs\M}   1 } } */
151 /* { dg-final { scan-assembler-times {\mlha\M}   1 } } */
152 /* { dg-final { scan-assembler-times {\mlhz\M}   1 } } */
153 /* { dg-final { scan-assembler-times {\mlwz\M}   1 } } */
154 /* { dg-final { scan-assembler-times {\mplwa\M}  1 } } */
155 /* { dg-final { scan-assembler-times {\mplxv\M}  1 } } */
156 /* { dg-final { scan-assembler-times {\mpstxv\M} 1 } } */
157 /* { dg-final { scan-assembler-times {\mstb\M}   2 } } */
158 /* { dg-final { scan-assembler-times {\mstfd\M}  1 } } */
159 /* { dg-final { scan-assembler-times {\mstfs\M}  1 } } */
160 /* { dg-final { scan-assembler-times {\msth\M}   2 } } */
161 /* { dg-final { scan-assembler-times {\mstw\M}   2 } } */
162