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backends: Make aarch64_regs.c checkable by -Wprintf

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Petr Machata
2014-01-30 15:34:33 +01:00
parent 225dddfda3
commit 27ffb08c78
2 changed files with 21 additions and 22 deletions
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backends/ChangeLog
+8
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@@ -1,3 +1,11 @@
2014-01-30 Petr Machata <pmachata@redhat.com>
* aarch64_regs.c (aarch64_register_info.regtype): Make this
variadic printf-like function. Call one vsnprintf instead of two
snprintf's.
(regtyper, regtypen): Drop.
(aarch64_register_info): Adjust callers.
2014-01-26 Mark Wielaard <mjw@redhat.com>
* Makefile.am (arm_SRCS): Add arm_initreg.c.
backends/aarch64_regs.c
+13 -22
View File
@@ -33,6 +33,7 @@
#include <stdio.h>
#include <string.h>
#include <dwarf.h>
#include <stdarg.h>
#define BACKEND aarch64_
#include "libebl_CPU.h"
@@ -46,49 +47,39 @@ aarch64_register_info (Ebl *ebl __attribute__ ((unused)),
if (name == NULL)
return 128;
__attribute__ ((format (printf, 3, 4)))
ssize_t
regtype (const char *setname, int type, const char *rname, bool nr, int arg)
regtype (const char *setname, int type, const char *fmt, ...)
{
*setnamep = setname;
*typep = type;
int s;
if (nr)
s = snprintf (name, namelen, "%s%d", rname, arg);
else
s = snprintf (name, namelen, "%s", rname);
va_list ap;
va_start (ap, fmt);
int s = vsnprintf (name, namelen, fmt, ap);
va_end(ap);
if (s < 0 || (unsigned) s >= namelen)
return -1;
return s + 1;
}
ssize_t
regtyper (const char *setname, int type, const char *rname)
{
return regtype (setname, type, rname, false, 0);
}
ssize_t
regtypen (const char *setname, int type, const char *rname, int arg)
{
return regtype (setname, type, rname, true, arg);
}
*prefix = "";
*bits = 64;
switch (regno)
{
case 0 ... 30:
return regtypen ("integer", DW_ATE_signed, "x", regno);
return regtype ("integer", DW_ATE_signed, "x%d", regno);
case 31:
return regtyper ("integer", DW_ATE_address, "sp");
return regtype ("integer", DW_ATE_address, "sp");
case 32:
return 0;
case 33:
return regtyper ("integer", DW_ATE_address, "elr");
return regtype ("integer", DW_ATE_address, "elr");
case 34 ... 63:
return 0;
@@ -100,7 +91,7 @@ aarch64_register_info (Ebl *ebl __attribute__ ((unused)),
integers. 128-bit quad-word is the only singular value that
covers the whole register, so mark the register thus. */
*bits = 128;
return regtypen ("FP/SIMD", DW_ATE_unsigned, "v", regno - 64);
return regtype ("FP/SIMD", DW_ATE_unsigned, "v%d", regno - 64);
case 96 ... 127:
return 0;