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| author | Aurelien Jarno <aurelien@aurel32.net> | 2015-07-27 12:41:45 +0200 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2015-08-24 11:10:54 -0700 |
| commit | 4f2331e5b67af8172419eb1c8db510b497b30a7b (patch) | |
| tree | f75277a941aedca7d786198de56e2083e376bf11 /tcg/aarch64 | |
| parent | 6acd2558fdb7dd9de6b10697914bdc1d75d624e5 (diff) | |
| download | qemu-4f2331e5b67af8172419eb1c8db510b497b30a7b.tar.gz | |
tcg: implement real ext_i32_i64 and extu_i32_i64 ops
Implement real ext_i32_i64 and extu_i32_i64 ops. They ensure that a
32-bit value is always converted to a 64-bit value and not propagated
through the register allocator or the optimizer.
Cc: Andrzej Zaborowski <balrogg@gmail.com>
Cc: Alexander Graf <agraf@suse.de>
Cc: Blue Swirl <blauwirbel@gmail.com>
Cc: Stefan Weil <sw@weilnetz.de>
Acked-by: Claudio Fontana <claudio.fontana@huawei.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'tcg/aarch64')
| -rw-r--r-- | tcg/aarch64/tcg-target.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tcg/aarch64/tcg-target.c b/tcg/aarch64/tcg-target.c index b7ec4f5ace..7f7ab7e9aa 100644 --- a/tcg/aarch64/tcg-target.c +++ b/tcg/aarch64/tcg-target.c @@ -1556,6 +1556,7 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, case INDEX_op_ext16s_i32: tcg_out_sxt(s, ext, MO_16, a0, a1); break; + case INDEX_op_ext_i32_i64: case INDEX_op_ext32s_i64: tcg_out_sxt(s, TCG_TYPE_I64, MO_32, a0, a1); break; @@ -1567,6 +1568,7 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, case INDEX_op_ext16u_i32: tcg_out_uxt(s, MO_16, a0, a1); break; + case INDEX_op_extu_i32_i64: case INDEX_op_ext32u_i64: tcg_out_movr(s, TCG_TYPE_I32, a0, a1); break; @@ -1712,6 +1714,8 @@ static const TCGTargetOpDef aarch64_op_defs[] = { { INDEX_op_ext8u_i64, { "r", "r" } }, { INDEX_op_ext16u_i64, { "r", "r" } }, { INDEX_op_ext32u_i64, { "r", "r" } }, + { INDEX_op_ext_i32_i64, { "r", "r" } }, + { INDEX_op_extu_i32_i64, { "r", "r" } }, { INDEX_op_deposit_i32, { "r", "0", "rZ" } }, { INDEX_op_deposit_i64, { "r", "0", "rZ" } }, |