system/qemu
system/qemu
1
0
Fork 0
mirror of https://gitlab.com/qemu-project/qemu synced 2024-10-15 15:32:51 +00:00
Code Issues Packages Projects Releases Wiki Activity

tcg: Add tcg_gen_vec_add{sub}8_i32

Browse source 
Implement tcg_gen_vec_add{sub}8_tl by adding corresponging i32 OP.

Signed-off-by: LIU Zhiwei <zhiwei_liu@c-sky.com>
Message-Id: <20210624105023.3852-3-zhiwei_liu@c-sky.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
LIU Zhiwei 2021-06-24 18:50:20 +08:00 committed by Richard Henderson
parent 3d066e5d80
commit 448e7aa28c
2 changed files with 44 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
include/tcg/tcg-op-gvec.h
View file

@ -402,14 +402,20 @@ void tcg_gen_vec_rotl8i_i64(TCGv_i64 d, TCGv_i64 a, int64_t c);
void tcg_gen_vec_rotl16i_i64(TCGv_i64 d, TCGv_i64 a, int64_t c);
/* 32-bit vector operations. */
void tcg_gen_vec_add8_i32(TCGv_i32 d, TCGv_i32 a, TCGv_i32 b);
void tcg_gen_vec_add16_i32(TCGv_i32 d, TCGv_i32 a, TCGv_i32 b);
void tcg_gen_vec_sub8_i32(TCGv_i32 d, TCGv_i32 a, TCGv_i32 b);
void tcg_gen_vec_sub16_i32(TCGv_i32 d, TCGv_i32 a, TCGv_i32 b);
#if TARGET_LONG_BITS == 64
#define tcg_gen_vec_add8_tl tcg_gen_vec_add8_i64
#define tcg_gen_vec_sub8_tl tcg_gen_vec_sub8_i64
#define tcg_gen_vec_add16_tl tcg_gen_vec_add16_i64
#define tcg_gen_vec_sub16_tl tcg_gen_vec_sub16_i64
#else
#define tcg_gen_vec_add8_tl tcg_gen_vec_add8_i32
#define tcg_gen_vec_sub8_tl tcg_gen_vec_sub8_i32
#define tcg_gen_vec_add16_tl tcg_gen_vec_add16_i32
#define tcg_gen_vec_sub16_tl tcg_gen_vec_sub16_i32
#endif

38
tcg/tcg-op-gvec.c
View file

@ -1736,6 +1736,25 @@ void tcg_gen_vec_add8_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b)
gen_addv_mask(d, a, b, m);
}
void tcg_gen_vec_add8_i32(TCGv_i32 d, TCGv_i32 a, TCGv_i32 b)
{
TCGv_i32 m = tcg_constant_i32((int32_t)dup_const(MO_8, 0x80));
TCGv_i32 t1 = tcg_temp_new_i32();
TCGv_i32 t2 = tcg_temp_new_i32();
TCGv_i32 t3 = tcg_temp_new_i32();
tcg_gen_andc_i32(t1, a, m);
tcg_gen_andc_i32(t2, b, m);
tcg_gen_xor_i32(t3, a, b);
tcg_gen_add_i32(d, t1, t2);
tcg_gen_and_i32(t3, t3, m);
tcg_gen_xor_i32(d, d, t3);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t2);
tcg_temp_free_i32(t3);
}
void tcg_gen_vec_add16_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b)
{
TCGv_i64 m = tcg_constant_i64(dup_const(MO_16, 0x8000));
@ -1900,6 +1919,25 @@ void tcg_gen_vec_sub8_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b)
gen_subv_mask(d, a, b, m);
}
void tcg_gen_vec_sub8_i32(TCGv_i32 d, TCGv_i32 a, TCGv_i32 b)
{
TCGv_i32 m = tcg_constant_i32((int32_t)dup_const(MO_8, 0x80));
TCGv_i32 t1 = tcg_temp_new_i32();
TCGv_i32 t2 = tcg_temp_new_i32();
TCGv_i32 t3 = tcg_temp_new_i32();
tcg_gen_or_i32(t1, a, m);
tcg_gen_andc_i32(t2, b, m);
tcg_gen_eqv_i32(t3, a, b);
tcg_gen_sub_i32(d, t1, t2);
tcg_gen_and_i32(t3, t3, m);
tcg_gen_xor_i32(d, d, t3);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t2);
tcg_temp_free_i32(t3);
}
void tcg_gen_vec_sub16_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b)
{
TCGv_i64 m = tcg_constant_i64(dup_const(MO_16, 0x8000));