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| author | Richard Henderson <richard.henderson@linaro.org> | 2023-08-24 10:25:21 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-10-22 16:32:28 -0700 |
| commit | a01d9792a737f371a5050c483097e38eab9fa81c (patch) | |
| tree | fed4a6bedfff3e0e61ad50baf6e7931105de45fc | |
| parent | d97f8f394184403beb655f5f077bef8ef83ffa3a (diff) | |
| download | qemu-a01d9792a737f371a5050c483097e38eab9fa81c.zip qemu-a01d9792a737f371a5050c483097e38eab9fa81c.tar.gz qemu-a01d9792a737f371a5050c483097e38eab9fa81c.tar.bz2 | |
tcg: Add tcg_gen_{ld,st}_i128
Do not require the translators to jump through concat and
extract of i64 in order to move values to and from env.
Tested-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
| -rw-r--r-- | include/tcg/tcg-op-common.h | 3 | ||||
| -rw-r--r-- | tcg/tcg-op.c | 22 |
2 files changed, 25 insertions, 0 deletions
diff --git a/include/tcg/tcg-op-common.h b/include/tcg/tcg-op-common.h index 2048f92..56d4e9c 100644 --- a/include/tcg/tcg-op-common.h +++ b/include/tcg/tcg-op-common.h @@ -747,6 +747,9 @@ void tcg_gen_mov_i128(TCGv_i128 dst, TCGv_i128 src); void tcg_gen_extr_i128_i64(TCGv_i64 lo, TCGv_i64 hi, TCGv_i128 arg); void tcg_gen_concat_i64_i128(TCGv_i128 ret, TCGv_i64 lo, TCGv_i64 hi); +void tcg_gen_ld_i128(TCGv_i128 ret, TCGv_ptr base, tcg_target_long offset); +void tcg_gen_st_i128(TCGv_i128 val, TCGv_ptr base, tcg_target_long offset); + static inline void tcg_gen_concat32_i64(TCGv_i64 ret, TCGv_i64 lo, TCGv_i64 hi) { tcg_gen_deposit_i64(ret, lo, hi, 32, 32); diff --git a/tcg/tcg-op.c b/tcg/tcg-op.c index c29355b..b4dbb2f 100644 --- a/tcg/tcg-op.c +++ b/tcg/tcg-op.c @@ -2880,6 +2880,28 @@ void tcg_gen_mov_i128(TCGv_i128 dst, TCGv_i128 src) } } +void tcg_gen_ld_i128(TCGv_i128 ret, TCGv_ptr base, tcg_target_long offset) +{ + if (HOST_BIG_ENDIAN) { + tcg_gen_ld_i64(TCGV128_HIGH(ret), base, offset); + tcg_gen_ld_i64(TCGV128_LOW(ret), base, offset + 8); + } else { + tcg_gen_ld_i64(TCGV128_LOW(ret), base, offset); + tcg_gen_ld_i64(TCGV128_HIGH(ret), base, offset + 8); + } +} + +void tcg_gen_st_i128(TCGv_i128 val, TCGv_ptr base, tcg_target_long offset) +{ + if (HOST_BIG_ENDIAN) { + tcg_gen_st_i64(TCGV128_HIGH(val), base, offset); + tcg_gen_st_i64(TCGV128_LOW(val), base, offset + 8); + } else { + tcg_gen_st_i64(TCGV128_LOW(val), base, offset); + tcg_gen_st_i64(TCGV128_HIGH(val), base, offset + 8); + } +} + /* QEMU specific operations. */ void tcg_gen_exit_tb(const TranslationBlock *tb, unsigned idx) |