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Re: [PATCH] target/loongarch: Fix LD/ST{LE/GT} instructions get wrong CS


From: Richard Henderson
Subject: Re: [PATCH] target/loongarch: Fix LD/ST{LE/GT} instructions get wrong CSR_ERA and CSR_BADV
Date: Mon, 15 May 2023 06:11:25 -0700
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0

On 5/15/23 06:00, Song Gao wrote:
1.helper_asrtle_d/helper_asrtgt_d need use GETPC() to get PC;
2 LD/ST{LE/GT} need set CSR_BADV = gpr[rj];
3 ASRTLE.D/ASRTGT.D also write CSR_BADV, but this value is random
   and has no reference value.

Signed-off-by: Song Gao<gaosong@loongson.cn>
---
  target/loongarch/cpu.c       | 2 +-
  target/loongarch/op_helper.c | 6 ++++--
  2 files changed, 5 insertions(+), 3 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~



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