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sim: frv: fix ambiguous else compiler warnings

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Add explicit braces to if bodies when the body is another if/else
to fix a bunch of compiler warnings.
This commit is contained in:
Mike Frysinger
2021-06-26 23:59:03 -04:00
parent 9df51d7c47
commit ff68b4b5b1
4 changed files with 43 additions and 25 deletions
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6
sim/frv/ChangeLog
View File

@ -1,3 +1,9 @@
2021-06-27 Mike Frysinger <vapier@gentoo.org>
* frv.c (frvbf_shift_left_arith_saturate): Add braces to if statement.
* profile-fr500.c (adjust_float_register_busy): Likewise.
* profile-fr550.c (adjust_float_register_busy): Likewise.
2021-06-22 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.

10
sim/frv/frv.c
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@ -1182,10 +1182,12 @@ frvbf_shift_left_arith_saturate (SIM_CPU *current_cpu, SI arg1, SI arg2)
/* Signed shift by 31 or greater saturates by definition. */
if (arg2 >= 31)
if (arg1 > 0)
return (SI) 0x7fffffff;
else
return (SI) 0x80000000;
{
if (arg1 > 0)
return (SI) 0x7fffffff;
else
return (SI) 0x80000000;
}
/* OK, arg2 is between 1 and 31. */
neg_arg1 = (arg1 < 0);

32
sim/frv/profile-fr500.c
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@ -158,22 +158,28 @@ adjust_float_register_busy (SIM_CPU *cpu, INT in_FRi, INT in_FRj, INT out_FRk,
then their latency will be less than previously recorded.
See Table 13-13 in the LSI. */
if (in_FRi >= 0)
if (use_is_fpop (cpu, in_FRi))
decrease_FR_busy (cpu, in_FRi, cycles);
else
enforce_full_fr_latency (cpu, in_FRi);
{
if (use_is_fpop (cpu, in_FRi))
decrease_FR_busy (cpu, in_FRi, cycles);
else
enforce_full_fr_latency (cpu, in_FRi);
}
if (in_FRj >= 0 && in_FRj != in_FRi)
if (use_is_fpop (cpu, in_FRj))
decrease_FR_busy (cpu, in_FRj, cycles);
else
enforce_full_fr_latency (cpu, in_FRj);
{
if (use_is_fpop (cpu, in_FRj))
decrease_FR_busy (cpu, in_FRj, cycles);
else
enforce_full_fr_latency (cpu, in_FRj);
}
if (out_FRk >= 0 && out_FRk != in_FRi && out_FRk != in_FRj)
if (use_is_fpop (cpu, out_FRk))
decrease_FR_busy (cpu, out_FRk, cycles);
else
enforce_full_fr_latency (cpu, out_FRk);
{
if (use_is_fpop (cpu, out_FRk))
decrease_FR_busy (cpu, out_FRk, cycles);
else
enforce_full_fr_latency (cpu, out_FRk);
}
}
/* Latency of floating point registers may be less than recorded when followed

20
sim/frv/profile-fr550.c
View File

@ -225,10 +225,12 @@ adjust_float_register_busy (SIM_CPU *cpu,
for (i = 0; i < iwidth; ++i)
{
if (! REG_OVERLAP (in_FRi + i, 1, out_FRk, kwidth))
if (use_is_fr_load (cpu, in_FRi + i))
decrease_FR_busy (cpu, in_FRi + i, 1);
else
enforce_full_fr_latency (cpu, in_FRi + i);
{
if (use_is_fr_load (cpu, in_FRi + i))
decrease_FR_busy (cpu, in_FRi + i, 1);
else
enforce_full_fr_latency (cpu, in_FRi + i);
}
}
}
@ -238,10 +240,12 @@ adjust_float_register_busy (SIM_CPU *cpu,
{
if (! REG_OVERLAP (in_FRj + i, 1, in_FRi, iwidth)
&& ! REG_OVERLAP (in_FRj + i, 1, out_FRk, kwidth))
if (use_is_fr_load (cpu, in_FRj + i))
decrease_FR_busy (cpu, in_FRj + i, 1);
else
enforce_full_fr_latency (cpu, in_FRj + i);
{
if (use_is_fr_load (cpu, in_FRj + i))
decrease_FR_busy (cpu, in_FRj + i, 1);
else
enforce_full_fr_latency (cpu, in_FRj + i);
}
}
}