target/riscv: rvv: Add tail agnostic for vector reduction instructions
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: <165449614532.19704.7000832880482980398-13@git.sr.ht> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
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@ -4535,6 +4535,9 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, \
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{ \
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uint32_t vm = vext_vm(desc); \
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uint32_t vl = env->vl; \
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uint32_t esz = sizeof(TD); \
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uint32_t vlenb = simd_maxsz(desc); \
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uint32_t vta = vext_vta(desc); \
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uint32_t i; \
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TD s1 = *((TD *)vs1 + HD(0)); \
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\
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@ -4547,6 +4550,8 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, \
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} \
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*((TD *)vd + HD(0)) = s1; \
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env->vstart = 0; \
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/* set tail elements to 1s */ \
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vext_set_elems_1s(vd, vta, esz, vlenb); \
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}
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/* vd[0] = sum(vs1[0], vs2[*]) */
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@ -4616,6 +4621,9 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, \
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{ \
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uint32_t vm = vext_vm(desc); \
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uint32_t vl = env->vl; \
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uint32_t esz = sizeof(TD); \
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uint32_t vlenb = simd_maxsz(desc); \
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uint32_t vta = vext_vta(desc); \
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uint32_t i; \
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TD s1 = *((TD *)vs1 + HD(0)); \
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\
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@ -4628,6 +4636,8 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, \
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} \
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*((TD *)vd + HD(0)) = s1; \
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env->vstart = 0; \
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/* set tail elements to 1s */ \
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vext_set_elems_1s(vd, vta, esz, vlenb); \
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}
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/* Unordered sum */
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@ -4652,6 +4662,9 @@ void HELPER(vfwredsum_vs_h)(void *vd, void *v0, void *vs1,
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{
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uint32_t vm = vext_vm(desc);
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uint32_t vl = env->vl;
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uint32_t esz = sizeof(uint32_t);
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uint32_t vlenb = simd_maxsz(desc);
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uint32_t vta = vext_vta(desc);
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uint32_t i;
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uint32_t s1 = *((uint32_t *)vs1 + H4(0));
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@ -4665,6 +4678,8 @@ void HELPER(vfwredsum_vs_h)(void *vd, void *v0, void *vs1,
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}
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*((uint32_t *)vd + H4(0)) = s1;
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env->vstart = 0;
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/* set tail elements to 1s */
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vext_set_elems_1s(vd, vta, esz, vlenb);
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}
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void HELPER(vfwredsum_vs_w)(void *vd, void *v0, void *vs1,
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@ -4672,6 +4687,9 @@ void HELPER(vfwredsum_vs_w)(void *vd, void *v0, void *vs1,
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{
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uint32_t vm = vext_vm(desc);
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uint32_t vl = env->vl;
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uint32_t esz = sizeof(uint64_t);
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uint32_t vlenb = simd_maxsz(desc);
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uint32_t vta = vext_vta(desc);
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uint32_t i;
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uint64_t s1 = *((uint64_t *)vs1);
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@ -4685,6 +4703,8 @@ void HELPER(vfwredsum_vs_w)(void *vd, void *v0, void *vs1,
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}
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*((uint64_t *)vd) = s1;
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env->vstart = 0;
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/* set tail elements to 1s */
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vext_set_elems_1s(vd, vta, esz, vlenb);
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}
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/*
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