tcg/tci: Implement INDEX_op_ld16s_i32

That TCG opcode is used by debian-buster (arm64) running ffmpeg:

    qemu-aarch64 /usr/bin/ffmpeg -i theora.mkv theora.webm

Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reported-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Stefan Weil <sw@weilnetz.de>
Message-Id: <20210128024814.2056958-1-sw@weilnetz.de>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Stefan Weil 2021-01-28 03:48:14 +01:00 committed by Richard Henderson
parent 13e71f08bf
commit 49a5a75f3e

View File

@ -615,7 +615,10 @@ uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState *env,
TODO();
break;
case INDEX_op_ld16s_i32:
TODO();
t0 = *tb_ptr++;
t1 = tci_read_r(regs, &tb_ptr);
t2 = tci_read_s32(&tb_ptr);
tci_write_reg(regs, t0, *(int16_t *)(t1 + t2));
break;
case INDEX_op_ld_i32:
t0 = *tb_ptr++;