diff options
| author | John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de> | 2016-02-03 10:22:35 +0100 |
|---|---|---|
| committer | Laurent Vivier <laurent@vivier.eu> | 2016-10-25 20:54:47 +0200 |
| commit | b208525797b031c1be4121553e21746686318a38 (patch) | |
| tree | 29f27ba942a7421722b1487d42126e0c38d7b8b4 /target-m68k/translate.c | |
| parent | a1ff19302007986fa081738e88905a715bd68e2e (diff) | |
target-m68k: Build the opcode table only once to avoid multithreading issues
Signed-off-by: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'target-m68k/translate.c')
| -rw-r--r-- | target-m68k/translate.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/target-m68k/translate.c b/target-m68k/translate.c index deb5a583a1..eecb32b4db 100644 --- a/target-m68k/translate.c +++ b/target-m68k/translate.c @@ -2841,6 +2841,11 @@ register_opcode (disas_proc proc, uint16_t opcode, uint16_t mask) Later insn override earlier ones. */ void register_m68k_insns (CPUM68KState *env) { + /* Build the opcode table only once to avoid + multithreading issues. */ + if (opcode_table[0] != NULL) { + return; + } #define INSN(name, opcode, mask, feature) do { \ if (m68k_feature(env, M68K_FEATURE_##feature)) \ register_opcode(disas_##name, 0x##opcode, 0x##mask); \ |