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vppinfra: Make program counter printing more portable

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Finding the program counter in the ucontext struct is platform and
architecture specific, place the Linux checks inside an #ifdef and add a
look up for the FreeBSD amd64 specific naming.

Type: improvement
Change-Id: I42fcef5f20227c23d84acee336e37c4870146bb4
Signed-off-by: Tom Jones <thj@freebsd.org>
This commit is contained in:
Tom Jones
2024-01-26 15:16:57 +00:00
committed by Damjan Marion
parent 249f0dcdf6
commit 7d2978dab9
1 changed files with 8 additions and 0 deletions
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8
src/vppinfra/unix-formats.c
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@ -432,6 +432,7 @@ u8 * format_ucontext_pc (u8 * s, va_list * args)
uc = va_arg (*args, ucontext_t *); uc = va_arg (*args, ucontext_t *);
#ifdef __linux__
#if defined (powerpc) #if defined (powerpc)
regs = &uc->uc_mcontext.uc_regs->gregs[0]; regs = &uc->uc_mcontext.uc_regs->gregs[0];
#elif defined (powerpc64) #elif defined (powerpc64)
@ -454,6 +455,13 @@ u8 * format_ucontext_pc (u8 * s, va_list * args)
reg_no = 0; reg_no = 0;
regs = 0; regs = 0;
#endif #endif
#elif __FreeBSD__
#if defined(__amd64__)
reg_no = 0;
regs = (void *) &uc->uc_mcontext.mc_rip;
#else
#endif /* __amd64__ */
#endif /* __linux__ */
if (! regs) if (! regs)
return format (s, "unsupported"); return format (s, "unsupported");