From a01d9792a737f371a5050c483097e38eab9fa81c Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Thu, 24 Aug 2023 10:25:21 -0700 Subject: [PATCH] tcg: Add tcg_gen_{ld,st}_i128 MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 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 Reviewed-by: Song Gao Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Richard Henderson --- include/tcg/tcg-op-common.h | 3 +++ tcg/tcg-op.c | 22 ++++++++++++++++++++++ 2 files changed, 25 insertions(+) diff --git a/include/tcg/tcg-op-common.h b/include/tcg/tcg-op-common.h index 2048f92b5e..56d4e9cb9f 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 c29355b67b..b4dbb2f2ba 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) -- 2.11.0