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target/riscv: rvv: Add tail agnostic for vector integer shift instructions

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Signed-off-by: eop Chen <eop.chen@sifive.com>
Reviewed-by: Frank Chang <frank.chang@sifive.com>
Reviewed-by: Weiwei Li <liweiwei@iscas.ac.cn>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <165449614532.19704.7000832880482980398-8@git.sr.ht>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
eopXD 2022-06-06 06:16:33 +00:00 • committed by Alistair Francis
parent 5c19fc156e
commit 7b1bff41c1
2 changed files with 13 additions and 1 deletions
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11
target/riscv/vector_helper.c
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@ -1271,6 +1271,9 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, \
{ \
uint32_t vm = vext_vm(desc); \
uint32_t vl = env->vl; \
uint32_t esz = sizeof(TS1); \
uint32_t total_elems = vext_get_total_elems(env, desc, esz); \
uint32_t vta = vext_vta(desc); \
uint32_t i; \
\
for (i = env->vstart; i < vl; i++) { \
@ -1282,6 +1285,8 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, \
*((TS1 *)vd + HS1(i)) = OP(s2, s1 & MASK); \
} \
env->vstart = 0; \
/* set tail elements to 1s */ \
vext_set_elems_1s(vd, vta, vl * esz, total_elems * esz); \
}
GEN_VEXT_SHIFT_VV(vsll_vv_b, uint8_t, uint8_t, H1, H1, DO_SLL, 0x7)
@ -1306,6 +1311,10 @@ void HELPER(NAME)(void *vd, void *v0, target_ulong s1, \
{ \
uint32_t vm = vext_vm(desc); \
uint32_t vl = env->vl; \
uint32_t esz = sizeof(TD); \
uint32_t total_elems = \
vext_get_total_elems(env, desc, esz); \
uint32_t vta = vext_vta(desc); \
uint32_t i; \
\
for (i = env->vstart; i < vl; i++) { \
@ -1316,6 +1325,8 @@ void HELPER(NAME)(void *vd, void *v0, target_ulong s1, \
*((TD *)vd + HD(i)) = OP(s2, s1 & MASK); \
} \
env->vstart = 0; \
/* set tail elements to 1s */ \
vext_set_elems_1s(vd, vta, vl * esz, total_elems * esz);\
}
GEN_VEXT_SHIFT_VX(vsll_vx_b, uint8_t, int8_t, H1, H1, DO_SLL, 0x7)