Do not require the translators to jump through concat and
extract of i64 in order to move values to and from env.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
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 393dbcd01c..12bcedf42f 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)
--
2.34.1在 2023/10/14 上午1:51, Richard Henderson 写道:
> Do not require the translators to jump through concat and
> extract of i64 in order to move values to and from env.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
> include/tcg/tcg-op-common.h | 3 +++
> tcg/tcg-op.c | 22 ++++++++++++++++++++++
> 2 files changed, 25 insertions(+)
Reviewed-by: Song Gao <gaosong@loongson.cn>
Thanks.
Song Gao
> 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 393dbcd01c..12bcedf42f 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)
On 18/10/23 03:19, gaosong wrote: > 在 2023/10/14 上午1:51, Richard Henderson 写道: >> Do not require the translators to jump through concat and >> extract of i64 in order to move values to and from env. >> >> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> >> --- >> include/tcg/tcg-op-common.h | 3 +++ >> tcg/tcg-op.c | 22 ++++++++++++++++++++++ >> 2 files changed, 25 insertions(+) > Reviewed-by: Song Gao <gaosong@loongson.cn> And per https://lore.kernel.org/qemu-devel/88015945-49f7-195b-7e78-08d9281d10d6@loongson.cn/: Tested-by: Song Gao <gaosong@loongson.cn>
On 13/10/23 19:51, Richard Henderson wrote: > Do not require the translators to jump through concat and > extract of i64 in order to move values to and from env. (extra space) > Signed-off-by: Richard Henderson <richard.henderson@linaro.org> > --- > include/tcg/tcg-op-common.h | 3 +++ > tcg/tcg-op.c | 22 ++++++++++++++++++++++ > 2 files changed, 25 insertions(+) Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
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