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From: Richard Henderson <richard.henderson@linaro.org>
To: "Claudio Fontana" <cfontana@suse.de>,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Philippe Mathieu-Daudé" <philmd@redhat.com>,
	"Eduardo Habkost" <ehabkost@redhat.com>,
	"Peter Maydell" <peter.maydell@linaro.org>,
	"Alex Bennée" <alex.bennee@linaro.org>
Cc: Laurent Vivier <lvivier@redhat.com>,
	Thomas Huth <thuth@redhat.com>,
	Roman Bolshakov <r.bolshakov@yadro.com>,
	qemu-devel@nongnu.org
Subject: Re: [PATCH v24 10/18] i386: move TCG btp_helper into sysemu/
Date: Fri, 26 Feb 2021 07:21:04 -0800
Message-ID: <e68b6529-ddb7-afbf-450c-38811771492f@linaro.org> (raw)
In-Reply-To: <20210226094939.11087-11-cfontana@suse.de>

On 2/26/21 1:49 AM, Claudio Fontana wrote:
> @@ -8054,6 +8058,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
>      case 0x123: /* mov drN, reg */
>          if (s->cpl != 0) {
>              gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
> +#ifndef CONFIG_USER_ONLY
>          } else {
>              modrm = x86_ldub_code(env, s);
>              /* Ignore the mod bits (assume (modrm&0xc0)==0xc0).
> @@ -8083,6 +8088,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
>                  gen_helper_get_dr(s->T0, cpu_env, s->tmp2_i32);
>                  gen_op_mov_reg_v(s, ot, rm, s->T0);
>              }
> +#endif /* CONFIG_USER_ONLY */
>          }

Better to properly nest the ifdef with the if. I.e.

if (x) {
} else {
#ifndef
#endif
}

Anything else gets confusing quickly.


r~


  reply index

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-26  9:49 [PATCH v24 00/18] i386 cleanup PART 2 Claudio Fontana
2021-02-26  9:49 ` [PATCH v24 01/18] i386: split cpu accelerators from cpu.c, using AccelCPUClass Claudio Fontana
2021-02-26  9:49 ` [PATCH v24 02/18] cpu: call AccelCPUClass::cpu_realizefn in cpu_exec_realizefn Claudio Fontana
2021-02-26  9:49 ` [PATCH v24 03/18] accel: introduce new accessor functions Claudio Fontana
2021-02-26  9:49 ` [PATCH v24 04/18] target/i386: fix host_cpu_adjust_phys_bits error handling Claudio Fontana
2021-02-26  9:49 ` [PATCH v24 05/18] accel-cpu: make cpu_realizefn return a bool Claudio Fontana
2021-02-26  9:49 ` [PATCH v24 06/18] meson: add target_user_arch Claudio Fontana
2021-02-26  9:49 ` [PATCH v24 07/18] i386: split off sysemu-only functionality in tcg-cpu Claudio Fontana
2021-02-26  9:49 ` [PATCH v24 08/18] i386: split smm helper (sysemu) Claudio Fontana
2021-02-26  9:49 ` [PATCH v24 09/18] i386: split tcg excp_helper into sysemu and user parts Claudio Fontana
2021-02-26  9:49 ` [PATCH v24 10/18] i386: move TCG btp_helper into sysemu/ Claudio Fontana
2021-02-26 15:21   ` Richard Henderson [this message]
2021-02-26 15:28     ` Claudio Fontana
2021-02-26  9:49 ` [PATCH v24 11/18] i386: split misc helper user stubs and sysemu part Claudio Fontana
2021-02-26 15:25   ` Richard Henderson
2021-02-26  9:49 ` [PATCH v24 12/18] i386: separate fpu_helper into user and sysemu parts Claudio Fontana
2021-02-26 15:54   ` Richard Henderson
2021-02-26  9:49 ` [PATCH v24 13/18] i386: split svm_helper into sysemu and stub-only user Claudio Fontana
2021-02-26  9:49 ` [PATCH v24 14/18] i386: split seg_helper into user-only and sysemu parts Claudio Fontana
2021-02-26  9:49 ` [PATCH v24 15/18] i386: split off sysemu part of cpu.c Claudio Fontana
2021-02-26  9:49 ` [PATCH v24 16/18] target/i386: gdbstub: introduce aux functions to read/write CS64 regs Claudio Fontana
2021-02-26  9:58   ` Claudio Fontana
2021-02-26 16:00     ` Richard Henderson
2021-02-26 15:59   ` Richard Henderson
2021-02-26  9:49 ` [PATCH v24 17/18] target/i386: gdbstub: only write CR0/CR2/CR3/EFER for sysemu Claudio Fontana
2021-02-26 16:01   ` Richard Henderson
2021-02-26  9:49 ` [PATCH v24 18/18] i386: make cpu_load_efer sysemu-only Claudio Fontana
2021-02-26 16:02   ` Richard Henderson
2021-02-26 10:09 ` [PATCH v24 00/18] i386 cleanup PART 2 no-reply

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