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target/loongarch: Implement xvsat

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This patch includes:
- XVSAT.{B/H/W/D}[U].

Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230914022645.1151356-29-gaosong@loongson.cn>
This commit is contained in:
Song Gao 2023-09-14 10:26:16 +08:00
parent abb693de0a
commit e5c7f0315e
No known key found for this signature in database
GPG Key ID: 40A2FFF239263EDF
4 changed files with 51 additions and 23 deletions
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9
target/loongarch/disas.c
View File

@ -1979,6 +1979,15 @@ INSN_LASX(xvmod_hu, vvv)
INSN_LASX(xvmod_wu, vvv)
INSN_LASX(xvmod_du, vvv)
INSN_LASX(xvsat_b, vv_i)
INSN_LASX(xvsat_h, vv_i)
INSN_LASX(xvsat_w, vv_i)
INSN_LASX(xvsat_d, vv_i)
INSN_LASX(xvsat_bu, vv_i)
INSN_LASX(xvsat_hu, vv_i)
INSN_LASX(xvsat_wu, vv_i)
INSN_LASX(xvsat_du, vv_i)
INSN_LASX(xvreplgr2vr_b, vr)
INSN_LASX(xvreplgr2vr_h, vr)
INSN_LASX(xvreplgr2vr_w, vr)

8
target/loongarch/insn_trans/trans_vec.c.inc
View File

@ -3267,6 +3267,10 @@ TRANS(vsat_b, LSX, gvec_vv_i, MO_8, do_vsat_s)
TRANS(vsat_h, LSX, gvec_vv_i, MO_16, do_vsat_s)
TRANS(vsat_w, LSX, gvec_vv_i, MO_32, do_vsat_s)
TRANS(vsat_d, LSX, gvec_vv_i, MO_64, do_vsat_s)
TRANS(xvsat_b, LASX, gvec_xx_i, MO_8, do_vsat_s)
TRANS(xvsat_h, LASX, gvec_xx_i, MO_16, do_vsat_s)
TRANS(xvsat_w, LASX, gvec_xx_i, MO_32, do_vsat_s)
TRANS(xvsat_d, LASX, gvec_xx_i, MO_64, do_vsat_s)
static void gen_vsat_u(unsigned vece, TCGv_vec t, TCGv_vec a, TCGv_vec max)
{
@ -3316,6 +3320,10 @@ TRANS(vsat_bu, LSX, gvec_vv_i, MO_8, do_vsat_u)
TRANS(vsat_hu, LSX, gvec_vv_i, MO_16, do_vsat_u)
TRANS(vsat_wu, LSX, gvec_vv_i, MO_32, do_vsat_u)
TRANS(vsat_du, LSX, gvec_vv_i, MO_64, do_vsat_u)
TRANS(xvsat_bu, LASX, gvec_xx_i, MO_8, do_vsat_u)
TRANS(xvsat_hu, LASX, gvec_xx_i, MO_16, do_vsat_u)
TRANS(xvsat_wu, LASX, gvec_xx_i, MO_32, do_vsat_u)
TRANS(xvsat_du, LASX, gvec_xx_i, MO_64, do_vsat_u)
TRANS(vexth_h_b, LSX, gen_vv, gen_helper_vexth_h_b)
TRANS(vexth_w_h, LSX, gen_vv, gen_helper_vexth_w_h)

9
target/loongarch/insns.decode
View File

@ -1562,6 +1562,15 @@ xvmod_hu 0111 01001110 01101 ..... ..... ..... @vvv
xvmod_wu 0111 01001110 01110 ..... ..... ..... @vvv
xvmod_du 0111 01001110 01111 ..... ..... ..... @vvv
xvsat_b 0111 01110010 01000 01 ... ..... ..... @vv_ui3
xvsat_h 0111 01110010 01000 1 .... ..... ..... @vv_ui4
xvsat_w 0111 01110010 01001 ..... ..... ..... @vv_ui5
xvsat_d 0111 01110010 0101 ...... ..... ..... @vv_ui6
xvsat_bu 0111 01110010 10000 01 ... ..... ..... @vv_ui3
xvsat_hu 0111 01110010 10000 1 .... ..... ..... @vv_ui4
xvsat_wu 0111 01110010 10001 ..... ..... ..... @vv_ui5
xvsat_du 0111 01110010 1001 ...... ..... ..... @vv_ui6
xvreplgr2vr_b 0111 01101001 11110 00000 ..... ..... @vr
xvreplgr2vr_h 0111 01101001 11110 00001 ..... ..... @vr
xvreplgr2vr_w 0111 01101001 11110 00010 ..... ..... @vr

48
target/loongarch/vec_helper.c
View File

@ -677,18 +677,19 @@ VDIV(vmod_hu, 16, UH, DO_REMU)
VDIV(vmod_wu, 32, UW, DO_REMU)
VDIV(vmod_du, 64, UD, DO_REMU)
#define VSAT_S(NAME, BIT, E) \
void HELPER(NAME)(void *vd, void *vj, uint64_t max, uint32_t v) \
{ \
int i; \
VReg *Vd = (VReg *)vd; \
VReg *Vj = (VReg *)vj; \
typedef __typeof(Vd->E(0)) TD; \
\
for (i = 0; i < LSX_LEN/BIT; i++) { \
Vd->E(i) = Vj->E(i) > (TD)max ? (TD)max : \
Vj->E(i) < (TD)~max ? (TD)~max: Vj->E(i); \
} \
#define VSAT_S(NAME, BIT, E) \
void HELPER(NAME)(void *vd, void *vj, uint64_t max, uint32_t desc) \
{ \
int i; \
VReg *Vd = (VReg *)vd; \
VReg *Vj = (VReg *)vj; \
typedef __typeof(Vd->E(0)) TD; \
int oprsz = simd_oprsz(desc); \
\
for (i = 0; i < oprsz / (BIT / 8); i++) { \
Vd->E(i) = Vj->E(i) > (TD)max ? (TD)max : \
Vj->E(i) < (TD)~max ? (TD)~max: Vj->E(i); \
} \
}
VSAT_S(vsat_b, 8, B)
@ -696,17 +697,18 @@ VSAT_S(vsat_h, 16, H)
VSAT_S(vsat_w, 32, W)
VSAT_S(vsat_d, 64, D)
#define VSAT_U(NAME, BIT, E) \
void HELPER(NAME)(void *vd, void *vj, uint64_t max, uint32_t v) \
{ \
int i; \
VReg *Vd = (VReg *)vd; \
VReg *Vj = (VReg *)vj; \
typedef __typeof(Vd->E(0)) TD; \
\
for (i = 0; i < LSX_LEN/BIT; i++) { \
Vd->E(i) = Vj->E(i) > (TD)max ? (TD)max : Vj->E(i); \
} \
#define VSAT_U(NAME, BIT, E) \
void HELPER(NAME)(void *vd, void *vj, uint64_t max, uint32_t desc) \
{ \
int i; \
VReg *Vd = (VReg *)vd; \
VReg *Vj = (VReg *)vj; \
typedef __typeof(Vd->E(0)) TD; \
int oprsz = simd_oprsz(desc); \
\
for (i = 0; i < oprsz / (BIT / 8); i++) { \
Vd->E(i) = Vj->E(i) > (TD)max ? (TD)max : Vj->E(i); \
} \
}
VSAT_U(vsat_bu, 8, UB)