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authorStefan Weil <sw@weilnetz.de>2021-01-28 03:48:14 +0100
committerRichard Henderson <richard.henderson@linaro.org>2021-02-05 10:24:14 -1000
commit49a5a75f3e74cf0cc2ae85003f0509334a69eef2 (patch)
tree02a8889f08d41218872f24eebaeec78a33259288 /tcg/tci.c
parent13e71f08bf66646d9818f6430f337c965b241746 (diff)
downloadfocaccia-qemu-49a5a75f3e74cf0cc2ae85003f0509334a69eef2.tar.gz
focaccia-qemu-49a5a75f3e74cf0cc2ae85003f0509334a69eef2.zip
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>
Diffstat (limited to 'tcg/tci.c')
-rw-r--r--tcg/tci.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/tcg/tci.c b/tcg/tci.c
index b3f9531a73..2ba97da189 100644
--- a/tcg/tci.c
+++ b/tcg/tci.c
@@ -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++;