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From: Richard Henderson <richard.henderson@linaro.org>
To: "Philippe Mathieu-Daudé" <f4bug@amsat.org>, qemu-devel@nongnu.org
Cc: Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>,
	Huacai Chen <chenhuacai@kernel.org>,
	Aurelien Jarno <aurelien@aurel32.net>
Subject: Re: [PATCH 19/26] target/mips: Move helper_cache() to tcg/sysemu/special_helper.c
Date: Sun, 18 Apr 2021 12:52:58 -0700	[thread overview]
Message-ID: <9ac752b7-8cab-2324-7086-41f1dfe17c85@linaro.org> (raw)
In-Reply-To: <20210418163134.1133100-20-f4bug@amsat.org>

On 4/18/21 9:31 AM, Philippe Mathieu-Daudé wrote:
> Move helper_cache() to tcg/sysemu/special_helper.c.
> 
> The CACHE opcode is privileged and is not accessible in user
> emulation. However we get a link failure when restricting the
> symbol to sysemu. For now, add a stub to satisfy linking, which
> abort if ever called.
> 
> Signed-off-by: Philippe Mathieu-Daudé<f4bug@amsat.org>
> ---
>   target/mips/op_helper.c                 | 35 -------------------------
>   target/mips/tcg/sysemu/special_helper.c | 33 +++++++++++++++++++++++
>   target/mips/tcg/user/stubs.c            | 29 ++++++++++++++++++++
>   target/mips/tcg/user/meson.build        |  1 +
>   4 files changed, 63 insertions(+), 35 deletions(-)
>   create mode 100644 target/mips/tcg/user/stubs.c

You could add a different stub to translate.c instead.  See

https://lists.gnu.org/archive/html/qemu-devel/2021-02/msg08595.html


r~


  reply	other threads:[~2021-04-18 19:54 UTC|newest]

Thread overview: 59+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-18 16:31 [PATCH 00/26] target/mips: Re-org to allow KVM-only builds Philippe Mathieu-Daudé
2021-04-18 16:31 ` [PATCH 01/26] target/mips: Simplify meson TCG rules Philippe Mathieu-Daudé
2021-04-18 18:50   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 02/26] target/mips: Move IEEE rounding mode array to new source file Philippe Mathieu-Daudé
2021-04-18 18:51   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 03/26] target/mips: Move msa_reset() " Philippe Mathieu-Daudé
2021-04-18 18:54   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 04/26] target/mips: Make CPU/FPU regnames[] arrays global Philippe Mathieu-Daudé
2021-04-18 18:59   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 05/26] target/mips: Restrict mips_cpu_dump_state() to cpu.c Philippe Mathieu-Daudé
2021-04-18 19:02   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 06/26] target/mips: Extract load/store helpers to ldst_helper.c Philippe Mathieu-Daudé
2021-04-18 19:08   ` Richard Henderson
2021-04-18 22:46     ` Philippe Mathieu-Daudé
2021-04-18 16:31 ` [PATCH 07/26] meson: Introduce meson_user_arch source set for arch-specific user-mode Philippe Mathieu-Daudé
2021-04-18 19:09   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 08/26] target/mips: Introduce tcg-internal.h for TCG specific declarations Philippe Mathieu-Daudé
2021-04-18 19:13   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 09/26] target/mips: Add simple user-mode mips_cpu_do_interrupt() Philippe Mathieu-Daudé
2021-04-18 20:43   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 10/26] target/mips: Add simple user-mode mips_cpu_tlb_fill() Philippe Mathieu-Daudé
2021-04-18 20:44   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 11/26] target/mips: Move cpu_signal_handler definition around Philippe Mathieu-Daudé
2021-04-18 19:13   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 12/26] target/mips: Move sysemu specific files under sysemu/ subfolder Philippe Mathieu-Daudé
2021-04-18 19:15   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 13/26] target/mips: Move code related to physical addressing to sysemu/phys.c Philippe Mathieu-Daudé
2021-04-18 19:30   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 14/26] target/mips: Move sysemu TCG-specific code to tcg/sysemu/ subfolder Philippe Mathieu-Daudé
2021-04-18 19:35   ` Richard Henderson
2021-04-18 22:45     ` Philippe Mathieu-Daudé
2021-04-18 16:31 ` [PATCH 15/26] target/mips: Restrict mmu_init() to TCG Philippe Mathieu-Daudé
2021-04-18 19:35   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 16/26] target/mips: Move tlb_helper.c to tcg/sysemu/ Philippe Mathieu-Daudé
2021-04-18 19:40   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 17/26] target/mips: Restrict CPUMIPSTLBContext::map_address() handlers scope Philippe Mathieu-Daudé
2021-04-18 19:40   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 18/26] target/mips: Move Special opcodes to tcg/sysemu/special_helper.c Philippe Mathieu-Daudé
2021-04-18 19:47   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 19/26] target/mips: Move helper_cache() " Philippe Mathieu-Daudé
2021-04-18 19:52   ` Richard Henderson [this message]
2021-04-18 20:20     ` Philippe Mathieu-Daudé
2021-04-18 16:31 ` [PATCH 20/26] target/mips: Move TLB management helpers to tcg/sysemu/tlb_helper.c Philippe Mathieu-Daudé
2021-04-18 20:06   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 21/26] target/mips: Move exception management code to exception.c Philippe Mathieu-Daudé
2021-04-18 20:23   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 22/26] target/mips: Move CP0 helpers to sysemu/cp0.c Philippe Mathieu-Daudé
2021-04-18 20:28   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 23/26] target/mips: Move helper.h -> tcg/helper.h.inc Philippe Mathieu-Daudé
2021-04-18 20:34   ` Richard Henderson
2021-04-18 21:20     ` Philippe Mathieu-Daudé
2021-04-18 16:31 ` [PATCH 24/26] target/mips: Move TCG source files under tcg/ sub directory Philippe Mathieu-Daudé
2021-04-18 20:39   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 25/26] hw/mips: Restrict non-virtualized machines to TCG Philippe Mathieu-Daudé
2021-04-18 20:41   ` Richard Henderson
2021-04-18 16:31 ` [PATCH 26/26] gitlab-ci: Add KVM mips64el cross-build jobs Philippe Mathieu-Daudé
2021-04-18 20:42   ` Richard Henderson
2021-04-19 16:00   ` Willian Rampazzo
2021-04-18 16:45 ` [PATCH 00/26] target/mips: Re-org to allow KVM-only builds no-reply

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