diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2021-07-26 10:32:17 -1000 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2021-10-05 16:53:17 -0700 |
| commit | 4b473e0c60d802bb69accab3177d350fc580e2a4 (patch) | |
| tree | 69d8dd81da9146b4048100c81f9e61deeee9d45c /tcg/tcg-op.c | |
| parent | c433e298d99228e41a78d480a505cfcc8c9ea067 (diff) | |
tcg: Expand MO_SIZE to 3 bits
We have lacked expressive support for memory sizes larger
than 64-bits for a while. Fixing that requires adjustment
to several points where we used this for array indexing,
and two places that develop -Wswitch warnings after the change.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg/tcg-op.c')
| -rw-r--r-- | tcg/tcg-op.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/tcg/tcg-op.c b/tcg/tcg-op.c index c754396575..e01f68f44d 100644 --- a/tcg/tcg-op.c +++ b/tcg/tcg-op.c @@ -2780,10 +2780,13 @@ static inline MemOp tcg_canonicalize_memop(MemOp op, bool is64, bool st) } break; case MO_64: - if (!is64) { - tcg_abort(); + if (is64) { + op &= ~MO_SIGN; + break; } - break; + /* fall through */ + default: + g_assert_not_reached(); } if (st) { op &= ~MO_SIGN; @@ -3095,7 +3098,7 @@ typedef void (*gen_atomic_op_i64)(TCGv_i64, TCGv_env, TCGv, # define WITH_ATOMIC64(X) #endif -static void * const table_cmpxchg[16] = { +static void * const table_cmpxchg[(MO_SIZE | MO_BSWAP) + 1] = { [MO_8] = gen_helper_atomic_cmpxchgb, [MO_16 | MO_LE] = gen_helper_atomic_cmpxchgw_le, [MO_16 | MO_BE] = gen_helper_atomic_cmpxchgw_be, @@ -3297,7 +3300,7 @@ static void do_atomic_op_i64(TCGv_i64 ret, TCGv addr, TCGv_i64 val, } #define GEN_ATOMIC_HELPER(NAME, OP, NEW) \ -static void * const table_##NAME[16] = { \ +static void * const table_##NAME[(MO_SIZE | MO_BSWAP) + 1] = { \ [MO_8] = gen_helper_atomic_##NAME##b, \ [MO_16 | MO_LE] = gen_helper_atomic_##NAME##w_le, \ [MO_16 | MO_BE] = gen_helper_atomic_##NAME##w_be, \ |