Commit Graph

9 Commits

Author SHA1 Message Date
Song Gao 5f1a3132c6 target/loongarch: Add preldx instruction
Resolve the issue of starting the Loongnix 20.5[1] system failure.

Logs:
    Loading Linux 4.19.0-19-loongson-3 ...
    Loading initial ramdisk ...
    PROGRESS CODE: V02010004 I0
    PROGRESS CODE: V03101019 I0
    Error: unknown opcode. 90000000003a3e6c: 0x382c6d82

[1] http://pkg.loongnix.cn/loongnix/isos/Loongnix-20.5/Loongnix-20.5.cartoon.gui.loongarch64.en.qcow2

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Message-Id: <20230905123910.3052023-1-gaosong@loongson.cn>
2023-10-13 09:50:16 +08:00
Richard Henderson ad75a51e84 tcg: Rename cpu_env to tcg_env
Allow the name 'cpu_env' to be used for something else.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-03 08:01:02 -07:00
Song Gao c0c0461e3a
target/loongarch: Add avail_64 to check la64-only instructions
The la32 instructions listed in Table 2 at
https://loongson.github.io/LoongArch-Documentation/LoongArch-Vol1-EN.html#overview-of-basic-integer-instructions

Co-authored-by: Jiajie Chen <c@jia.je>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20230822032724.1353391-9-gaosong@loongson.cn>
Message-Id: <20230822071959.35620-3-philmd@linaro.org>
2023-08-24 11:17:58 +08:00
Song Gao ec3a951891
target/loongarch: Add a check parameter to the TRANS macro
The default check parmeter is ALL.

Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20230822032724.1353391-8-gaosong@loongson.cn>
Message-Id: <20230822071959.35620-2-philmd@linaro.org>
2023-08-24 11:17:57 +08:00
Jiajie Chen c5af6628f4
target/loongarch: Extract make_address_i() helper
Signed-off-by: Jiajie Chen <c@jia.je>
Co-authored-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20230822032724.1353391-6-gaosong@loongson.cn>
[PMD: Extract helper from bigger patch]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230822071405.35386-7-philmd@linaro.org>
2023-08-24 11:17:57 +08:00
Jiajie Chen 34423c0194
target/loongarch: Extract make_address_x() helper
Signed-off-by: Jiajie Chen <c@jia.je>
Co-authored-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20230822032724.1353391-6-gaosong@loongson.cn>
[PMD: Extract helper from bigger patch]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230822071405.35386-6-philmd@linaro.org>
2023-08-24 11:17:57 +08:00
Richard Henderson 34aac056a4 target/loongarch: Drop tcg_temp_free
Translators are no longer required to free tcg temporaries.

Reviewed-by: Song Gao <gaosong@loongson.cn>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-03-05 13:44:07 -08:00
Song Gao 94b02d57b0 target/loongarch: Add fixed point atomic instruction translation
This includes:
- LL.{W/D}, SC.{W/D}
- AM{SWAP/ADD/AND/OR/XOR/MAX/MIN}[_DB].{W/D}
- AM{MAX/MIN}[_DB].{WU/DU}

Signed-off-by: Song Gao <gaosong@loongson.cn>
Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220606124333.2060567-9-yangxiaojuan@loongson.cn>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-06-06 18:09:03 +00:00
Song Gao bb79174d4e target/loongarch: Add fixed point load/store instruction translation
This includes:
- LD.{B[U]/H[U]/W[U]/D}, ST.{B/H/W/D}
- LDX.{B[U]/H[U]/W[U]/D}, STX.{B/H/W/D}
- LDPTR.{W/D}, STPTR.{W/D}
- PRELD
- LD{GT/LE}.{B/H/W/D}, ST{GT/LE}.{B/H/W/D}
- DBAR, IBAR

Signed-off-by: Song Gao <gaosong@loongson.cn>
Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220606124333.2060567-8-yangxiaojuan@loongson.cn>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2022-06-06 18:09:03 +00:00