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| author | Doug Evans <dje@google.com> | 2016-11-07 13:27:22 -0800 |
|---|---|---|
| committer | Doug Evans <dje@google.com> | 2016-11-07 13:27:22 -0800 |
| commit | ad9eb1fdda263cd91ee8fb36292fb29d546b0076 (patch) | |
| tree | 50e2c1eca41b81f4a74cfeb449873cc0b3a3c509 /gdb/i386-tdep.c | |
| parent | bc71081e53e3c0a52a28d5874e65a54194e2205f (diff) | |
| download | gdb-ad9eb1fdda263cd91ee8fb36292fb29d546b0076.zip gdb-ad9eb1fdda263cd91ee8fb36292fb29d546b0076.tar.gz gdb-ad9eb1fdda263cd91ee8fb36292fb29d546b0076.tar.bz2 | |
i386-tdep.c (i386_gdbarch_init): Add comments.
gdb/ChangeLog:
* i386-tdep.c (i386_gdbarch_init): Add comments.
Diffstat (limited to 'gdb/i386-tdep.c')
| -rw-r--r-- | gdb/i386-tdep.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/gdb/i386-tdep.c b/gdb/i386-tdep.c index a67eca0..22fb54c 100644 --- a/gdb/i386-tdep.c +++ b/gdb/i386-tdep.c @@ -8316,6 +8316,8 @@ i386_validate_tdesc_p (struct gdbarch_tdep *tdep, } +/* Note: This is called for both i386 and amd64. */ + static struct gdbarch * i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) { @@ -8333,7 +8335,7 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) if (arches != NULL) return arches->gdbarch; - /* Allocate space for the new architecture. */ + /* Allocate space for the new architecture. Assume i386 for now. */ tdep = XCNEW (struct gdbarch_tdep); gdbarch = gdbarch_alloc (&info, tdep); @@ -8560,7 +8562,9 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) set_gdbarch_insn_is_ret (gdbarch, i386_insn_is_ret); set_gdbarch_insn_is_jump (gdbarch, i386_insn_is_jump); - /* Hook in ABI-specific overrides, if they have been registered. */ + /* Hook in ABI-specific overrides, if they have been registered. + Note: If INFO specifies a 64 bit arch, this is where we turn + a 32-bit i386 into a 64-bit amd64. */ info.tdep_info = tdesc_data; gdbarch_init_osabi (info, gdbarch); |