From: Tom Tromey <tom@tromey.com>
To: Guinevere Larsen <blarsen@redhat.com>
Cc: gdb-patches@sourceware.org
Subject: Re: [PATCH 1/3] gdb: Start supporting AVX instruction
Date: Wed, 05 Jun 2024 10:11:28 -0600 [thread overview]
Message-ID: <87r0dbnzdb.fsf@tromey.com> (raw)
In-Reply-To: <20240521202800.2865871-2-blarsen@redhat.com> (Guinevere Larsen's message of "Tue, 21 May 2024 17:27:58 -0300")
>>>>> "Guinevere" == Guinevere Larsen <blarsen@redhat.com> writes:
Guinevere> + /* These are used by VEX and XOP prefixes. */
Guinevere> + uint8_t map_select;
Guinevere> + uint8_t vvvv;
Guinevere> + uint8_t pp;
Guinevere> + uint8_t l;
Are these the names used by the ISA? Since if not they are pretty ugly.
Guinevere> +static bool
Guinevere> +i386_record_vex (struct i386_record_s *ir, uint8_t rex_w, uint8_t rex_r,
Guinevere> + int opcode, struct gdbarch *gdbarch)
Guinevere> +{
Guinevere> + switch (opcode)
Guinevere> + {
Guinevere> + default:
Guinevere> + gdb_printf (gdb_stderr,
Guinevere> + _("Process record does not support VEX instruction 0x%02x "
Guinevere> + "at address %s.\n"),
Guinevere> + (unsigned int) (opcode),
Guinevere> + paddress (gdbarch, ir->orig_addr));
Guinevere> + return -1;
This should use true or false, not -1, because the function returns
bool.
I wouldn't be surprised to get some kind of dead code warning here,
since the switch only has a single branch.
Tom
next prev parent reply other threads:[~2024-06-05 16:11 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-21 20:27 [PATCH 0/3] Small step in supporting AVX instructions Guinevere Larsen
2024-05-21 20:27 ` [PATCH 1/3] gdb: Start supporting AVX instruction Guinevere Larsen
2024-06-05 16:11 ` Tom Tromey [this message]
2024-06-05 17:33 ` Guinevere Larsen
2024-06-06 17:01 ` Tom Tromey
2024-05-21 20:27 ` [PATCH 2/3] gdb/record: add support to vmovd and vmovq instructions Guinevere Larsen
2024-06-05 16:13 ` Tom Tromey
2024-06-05 18:24 ` Guinevere Larsen
2024-06-05 19:53 ` Guinevere Larsen
2024-05-21 20:28 ` [PATCH 3/3] gdb/record: add support to AVX unpack instructions Guinevere Larsen
2024-06-04 19:10 ` [PING][PATCH 0/3] Small step in supporting AVX instructions Guinevere Larsen
2024-06-05 16:13 ` Tom Tromey
2024-06-06 8:16 ` Willgerodt, Felix
2024-06-06 12:50 ` Guinevere Larsen
2024-06-06 13:36 ` Willgerodt, Felix
2024-06-06 13:45 ` Guinevere Larsen
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