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ptrace/access_reg: print out register name on "bad register"

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When we have a "bad register", print out the name of that register (if
possible) to aid in debugging.
This commit is contained in:
Cody P Schafer 2012-09-14 17:12:00 -07:00 • committed by Arun Sharma
parent f8cfe8388a
commit 10abb25af4
1 changed files with 2 additions and 2 deletions
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4
src/ptrace/_UPT_access_reg.c
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@ -251,7 +251,7 @@ _UPT_access_reg (unw_addr_space_t as, unw_regnum_t reg, unw_word_t *val,
return 0; return 0;
badreg: badreg:
Debug (1, "bad register number %u (error: %s)\n", reg, strerror (errno)); Debug (1, "bad register %s [%u] (error: %s)\n", unw_regname(reg), reg, strerror (errno));
return -UNW_EBADREG; return -UNW_EBADREG;
} }
#elif HAVE_DECL_PT_GETREGS #elif HAVE_DECL_PT_GETREGS
@ -285,7 +285,7 @@ _UPT_access_reg (unw_addr_space_t as, unw_regnum_t reg, unw_word_t *val,
return 0; return 0;
badreg: badreg:
Debug (1, "bad register number %u (error: %s)\n", reg, strerror (errno)); Debug (1, "bad register %s [%u] (error: %s)\n", unw_regname(reg), reg, strerror (errno));
return -UNW_EBADREG; return -UNW_EBADREG;
} }
#else #else