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target/riscv: vector integer merge and move instructions

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Signed-off-by: LIU Zhiwei <zhiwei_liu@c-sky.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20200701152549.1218-24-zhiwei_liu@c-sky.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
LIU Zhiwei 2020-07-01 23:25:11 +08:00 • committed by Alistair Francis
parent 2b587b3350
commit f020a7a145
4 changed files with 225 additions and 0 deletions
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88
target/riscv/vector_helper.c
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@ -2024,3 +2024,91 @@ GEN_VEXT_VX(vwmaccsu_vx_w, 4, 8, clearq)
GEN_VEXT_VX(vwmaccus_vx_b, 1, 2, clearh)
GEN_VEXT_VX(vwmaccus_vx_h, 2, 4, clearl)
GEN_VEXT_VX(vwmaccus_vx_w, 4, 8, clearq)
/* Vector Integer Merge and Move Instructions */
#define GEN_VEXT_VMV_VV(NAME, ETYPE, H, CLEAR_FN) \
void HELPER(NAME)(void *vd, void *vs1, CPURISCVState *env, \
uint32_t desc) \
{ \
uint32_t vl = env->vl; \
uint32_t esz = sizeof(ETYPE); \
uint32_t vlmax = vext_maxsz(desc) / esz; \
uint32_t i; \
\
for (i = 0; i < vl; i++) { \
ETYPE s1 = *((ETYPE *)vs1 + H(i)); \
*((ETYPE *)vd + H(i)) = s1; \
} \
CLEAR_FN(vd, vl, vl * esz, vlmax * esz); \
}
GEN_VEXT_VMV_VV(vmv_v_v_b, int8_t, H1, clearb)
GEN_VEXT_VMV_VV(vmv_v_v_h, int16_t, H2, clearh)
GEN_VEXT_VMV_VV(vmv_v_v_w, int32_t, H4, clearl)
GEN_VEXT_VMV_VV(vmv_v_v_d, int64_t, H8, clearq)
#define GEN_VEXT_VMV_VX(NAME, ETYPE, H, CLEAR_FN) \
void HELPER(NAME)(void *vd, uint64_t s1, CPURISCVState *env, \
uint32_t desc) \
{ \
uint32_t vl = env->vl; \
uint32_t esz = sizeof(ETYPE); \
uint32_t vlmax = vext_maxsz(desc) / esz; \
uint32_t i; \
\
for (i = 0; i < vl; i++) { \
*((ETYPE *)vd + H(i)) = (ETYPE)s1; \
} \
CLEAR_FN(vd, vl, vl * esz, vlmax * esz); \
}
GEN_VEXT_VMV_VX(vmv_v_x_b, int8_t, H1, clearb)
GEN_VEXT_VMV_VX(vmv_v_x_h, int16_t, H2, clearh)
GEN_VEXT_VMV_VX(vmv_v_x_w, int32_t, H4, clearl)
GEN_VEXT_VMV_VX(vmv_v_x_d, int64_t, H8, clearq)
#define GEN_VEXT_VMERGE_VV(NAME, ETYPE, H, CLEAR_FN) \
void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \
CPURISCVState *env, uint32_t desc) \
{ \
uint32_t mlen = vext_mlen(desc); \
uint32_t vl = env->vl; \
uint32_t esz = sizeof(ETYPE); \
uint32_t vlmax = vext_maxsz(desc) / esz; \
uint32_t i; \
\
for (i = 0; i < vl; i++) { \
ETYPE *vt = (!vext_elem_mask(v0, mlen, i) ? vs2 : vs1); \
*((ETYPE *)vd + H(i)) = *(vt + H(i)); \
} \
CLEAR_FN(vd, vl, vl * esz, vlmax * esz); \
}
GEN_VEXT_VMERGE_VV(vmerge_vvm_b, int8_t, H1, clearb)
GEN_VEXT_VMERGE_VV(vmerge_vvm_h, int16_t, H2, clearh)
GEN_VEXT_VMERGE_VV(vmerge_vvm_w, int32_t, H4, clearl)
GEN_VEXT_VMERGE_VV(vmerge_vvm_d, int64_t, H8, clearq)
#define GEN_VEXT_VMERGE_VX(NAME, ETYPE, H, CLEAR_FN) \
void HELPER(NAME)(void *vd, void *v0, target_ulong s1, \
void *vs2, CPURISCVState *env, uint32_t desc) \
{ \
uint32_t mlen = vext_mlen(desc); \
uint32_t vl = env->vl; \
uint32_t esz = sizeof(ETYPE); \
uint32_t vlmax = vext_maxsz(desc) / esz; \
uint32_t i; \
\
for (i = 0; i < vl; i++) { \
ETYPE s2 = *((ETYPE *)vs2 + H(i)); \
ETYPE d = (!vext_elem_mask(v0, mlen, i) ? s2 : \
(ETYPE)(target_long)s1); \
*((ETYPE *)vd + H(i)) = d; \
} \
CLEAR_FN(vd, vl, vl * esz, vlmax * esz); \
}
GEN_VEXT_VMERGE_VX(vmerge_vxm_b, int8_t, H1, clearb)
GEN_VEXT_VMERGE_VX(vmerge_vxm_h, int16_t, H2, clearh)
GEN_VEXT_VMERGE_VX(vmerge_vxm_w, int32_t, H4, clearl)
GEN_VEXT_VMERGE_VX(vmerge_vxm_d, int64_t, H8, clearq)