Viewing file:  prefix-ds-dq.c (3.85 KB) -rw-r--r--
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/* { dg-do compile } */
/* { dg-require-effective-target powerpc_prefixed_addr } */
/* { dg-require-effective-target lp64 } */
/* { dg-options "-O2 -mdejagnu-cpu=power10" } */
/* Tests whether we generate a prefixed load/store operation for addresses that
don't meet DS/DQ offset constraints. 64-bit is needed for testing the use
of the PLWA instruciton. */
struct packed_struct
{
long long pad; /* offset 0 bytes. */
unsigned char pad_uc; /* offset 8 bytes. */
unsigned char uc; /* offset 9 bytes. */
unsigned char pad_sc[sizeof (long long) - sizeof (unsigned char)];
unsigned char sc; /* offset 17 bytes. */
unsigned char pad_us[sizeof (long long) - sizeof (signed char)];
unsigned short us; /* offset 25 bytes. */
unsigned char pad_ss[sizeof (long long) - sizeof (unsigned short)];
short ss; /* offset 33 bytes. */
unsigned char pad_ui[sizeof (long long) - sizeof (short)];
unsigned int ui; /* offset 41 bytes. */
unsigned char pad_si[sizeof (long long) - sizeof (unsigned int)];
unsigned int si; /* offset 49 bytes. */
unsigned char pad_f[sizeof (long long) - sizeof (int)];
float f; /* offset 57 bytes. */
unsigned char pad_d[sizeof (long long) - sizeof (float)];
double d; /* offset 65 bytes. */
__float128 f128; /* offset 73 bytes. */
} __attribute__((packed));
unsigned char
load_uc (struct packed_struct *p)
{
return p->uc; /* LBZ 3,9(3). */
}
signed char
load_sc (struct packed_struct *p)
{
return p->sc; /* LBZ 3,17(3) + EXTSB 3,3. */
}
unsigned short
load_us (struct packed_struct *p)
{
return p->us; /* LHZ 3,25(3). */
}
short
load_ss (struct packed_struct *p)
{
return p->ss; /* LHA 3,33(3). */
}
unsigned int
load_ui (struct packed_struct *p)
{
return p->ui; /* LWZ 3,41(3). */
}
int
load_si (struct packed_struct *p)
{
return p->si; /* PLWA 3,49(3). */
}
float
load_float (struct packed_struct *p)
{
return p->f; /* LFS 1,57(3). */
}
double
load_double (struct packed_struct *p)
{
return p->d; /* LFD 1,65(3). */
}
__float128
load_float128 (struct packed_struct *p)
{
return p->f128; /* PLXV 34,73(3). */
}
void
store_uc (struct packed_struct *p, unsigned char uc)
{
p->uc = uc; /* STB 4,9(3). */
}
void
store_sc (struct packed_struct *p, signed char sc)
{
p->sc = sc; /* STB 4,17(3). */
}
void
store_us (struct packed_struct *p, unsigned short us)
{
p->us = us; /* STH 4,25(3). */
}
void
store_ss (struct packed_struct *p, signed short ss)
{
p->ss = ss; /* STH 4,33(3). */
}
void
store_ui (struct packed_struct *p, unsigned int ui)
{
p->ui = ui; /* STW 4,41(3). */
}
void
store_si (struct packed_struct *p, signed int si)
{
p->si = si; /* STW 4,49(3). */
}
void
store_float (struct packed_struct *p, float f)
{
p->f = f; /* STFS 1,57(3). */
}
void
store_double (struct packed_struct *p, double d)
{
p->d = d; /* STFD 1,65(3). */
}
void
store_float128 (struct packed_struct *p, __float128 f128)
{
p->f128 = f128; /* PSTXV 34,1(3). */
}
/* { dg-final { scan-assembler-times {\mextsb\M} 1 } } */
/* { dg-final { scan-assembler-times {\mlbz\M} 2 } } */
/* { dg-final { scan-assembler-times {\mlfd\M} 1 } } */
/* { dg-final { scan-assembler-times {\mlfs\M} 1 } } */
/* { dg-final { scan-assembler-times {\mlha\M} 1 } } */
/* { dg-final { scan-assembler-times {\mlhz\M} 1 } } */
/* { dg-final { scan-assembler-times {\mlwz\M} 1 } } */
/* { dg-final { scan-assembler-times {\mplwa\M} 1 } } */
/* { dg-final { scan-assembler-times {\mplxv\M} 1 } } */
/* { dg-final { scan-assembler-times {\mpstxv\M} 1 } } */
/* { dg-final { scan-assembler-times {\mstb\M} 2 } } */
/* { dg-final { scan-assembler-times {\mstfd\M} 1 } } */
/* { dg-final { scan-assembler-times {\mstfs\M} 1 } } */
/* { dg-final { scan-assembler-times {\msth\M} 2 } } */
/* { dg-final { scan-assembler-times {\mstw\M} 2 } } */
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