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| author | Song Gao <gaosong@loongson.cn> | 2023-11-20 14:59:16 +0800 |
|---|---|---|
| committer | Song Gao <gaosong@loongson.cn> | 2023-11-21 10:32:42 +0800 |
| commit | 85d57a37be1461d599747ab86dc0acc46732dbce (patch) | |
| tree | 77e80f038e3f46d2e0a5a404b840cd7e1ea988cb /tcg | |
| parent | af9264da80073435fd78944bc5a46e695897d7e5 (diff) | |
tcg/loongarch64: Fix tcg_out_mov() Aborted
On LoongArch host, we got an Aborted from tcg_out_mov().
qemu-x86_64 configure with '--enable-debug'.
> (gdb) b /home1/gaosong/code/qemu/tcg/loongarch64/tcg-target.c.inc:312
> Breakpoint 1 at 0x2576f0: file /home1/gaosong/code/qemu/tcg/loongarch64/tcg-target.c.inc, line 312.
> (gdb) run hello
[...]
> Thread 1 "qemu-x86_64" hit Breakpoint 1, tcg_out_mov (s=0xaaaae91760 <tcg_init_ctx>, type=TCG_TYPE_V128, ret=TCG_REG_V2,
> arg=TCG_REG_V0) at /home1/gaosong/code/qemu/tcg/loongarch64/tcg-target.c.inc:312
> 312 g_assert_not_reached();
> (gdb) bt
> #0 tcg_out_mov (s=0xaaaae91760 <tcg_init_ctx>, type=TCG_TYPE_V128, ret=TCG_REG_V2, arg=TCG_REG_V0)
> at /home1/gaosong/code/qemu/tcg/loongarch64/tcg-target.c.inc:312
> #1 0x000000aaaad0fee0 in tcg_reg_alloc_mov (s=0xaaaae91760 <tcg_init_ctx>, op=0xaaaaf67c20) at ../tcg/tcg.c:4632
> #2 0x000000aaaad142f4 in tcg_gen_code (s=0xaaaae91760 <tcg_init_ctx>, tb=0xffe8030340 <code_gen_buffer+197328>,
> pc_start=4346094) at ../tcg/tcg.c:6135
[...]
> (gdb) c
> Continuing.
> **
> ERROR:/home1/gaosong/code/qemu/tcg/loongarch64/tcg-target.c.inc:312:tcg_out_mov: code should not be reached
> Bail out! ERROR:/home1/gaosong/code/qemu/tcg/loongarch64/tcg-target.c.inc:312:tcg_out_mov: code should not be reached
>
> Thread 1 "qemu-x86_64" received signal SIGABRT, Aborted.
> 0x000000fff7b1c390 in raise () from /lib64/libc.so.6
> (gdb) q
Fixes: 16288ded94 ("tcg/loongarch64: Lower basic tcg vec ops to LSX")
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Message-Id: <20231120065916.374045-1-gaosong@loongson.cn>
Diffstat (limited to 'tcg')
| -rw-r--r-- | tcg/loongarch64/tcg-target.c.inc | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc index a588fb3085..bab0a173a3 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -308,6 +308,9 @@ static bool tcg_out_mov(TCGContext *s, TCGType type, TCGReg ret, TCGReg arg) */ tcg_out_opc_or(s, ret, arg, TCG_REG_ZERO); break; + case TCG_TYPE_V128: + tcg_out_opc_vori_b(s, ret, arg, 0); + break; default: g_assert_not_reached(); } |