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adds integer extension and add/substract with carry vector instructions

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Eyck-Alexander Jentzsch
2025-02-13 19:42:12 +01:00
parent b1ceac2c2a
commit af3e76cc98
3 changed files with 237 additions and 54 deletions
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128
gen_input/templates/interp/CORENAME.cpp.gtl
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@ -188,38 +188,30 @@ if(vector != null) {%>
uint64_t vsxseg(uint8_t* V, uint8_t vs3, uint8_t vs2, uint64_t rs1_val, uint64_t vl, uint64_t vstart, softvector::vtype_t vtype, bool vm, uint8_t elem_byte_size, uint16_t elem_count, uint8_t segment_size, bool ordered){
return softvector::vector_load_store_index(this->get_arch(), softvector::softvec_write, V, traits::VLEN, traits::XLEN, vs3, vs2, rs1_val, vl, vstart, vtype, vm, elem_byte_size, elem_count, segment_size, ordered);
}
void vector_vector_op(uint8_t* V, uint8_t funct, uint64_t vl, uint64_t vstart, softvector::vtype_t vtype, bool vm, uint8_t vd, uint8_t vs2, uint8_t vs1, uint8_t sew_val){
void vector_vector_op(uint8_t* V, uint8_t funct, uint64_t vl, uint64_t vstart, softvector::vtype_t vtype, bool vm, uint8_t vd, uint8_t vs2, uint8_t vs1, uint8_t sew_val, int8_t carry = 0){
switch(sew_val){
case 0b000:
softvector::vector_vector_op<${vlen}, uint8_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1);
break;
return softvector::vector_vector_op<${vlen}, uint8_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1, static_cast<softvector::carry_t>(carry));
case 0b001:
softvector::vector_vector_op<${vlen}, uint16_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1);
break;
return softvector::vector_vector_op<${vlen}, uint16_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1, static_cast<softvector::carry_t>(carry));
case 0b010:
softvector::vector_vector_op<${vlen}, uint32_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1);
break;
return softvector::vector_vector_op<${vlen}, uint32_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1, static_cast<softvector::carry_t>(carry));
case 0b011:
softvector::vector_vector_op<${vlen}, uint64_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1);
break;
return softvector::vector_vector_op<${vlen}, uint64_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1, static_cast<softvector::carry_t>(carry));
default:
throw new std::runtime_error("Unsupported sew bit value");
}
}
void vector_imm_op(uint8_t* V, uint8_t funct, uint64_t vl, uint64_t vstart, softvector::vtype_t vtype, bool vm, uint8_t vd, uint8_t vs2, int64_t imm, uint8_t sew_val){
void vector_imm_op(uint8_t* V, uint8_t funct, uint64_t vl, uint64_t vstart, softvector::vtype_t vtype, bool vm, uint8_t vd, uint8_t vs2, int64_t imm, uint8_t sew_val, int8_t carry = 0){
switch(sew_val){
case 0b000:
softvector::vector_imm_op<${vlen}, uint8_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
break;
return softvector::vector_imm_op<${vlen}, uint8_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm, static_cast<softvector::carry_t>(carry));
case 0b001:
softvector::vector_imm_op<${vlen}, uint16_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
break;
return softvector::vector_imm_op<${vlen}, uint16_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm, static_cast<softvector::carry_t>(carry));
case 0b010:
softvector::vector_imm_op<${vlen}, uint32_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
break;
return softvector::vector_imm_op<${vlen}, uint32_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm, static_cast<softvector::carry_t>(carry));
case 0b011:
softvector::vector_imm_op<${vlen}, uint64_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
break;
return softvector::vector_imm_op<${vlen}, uint64_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm, static_cast<softvector::carry_t>(carry));
default:
throw new std::runtime_error("Unsupported sew bit value");
}
@ -227,14 +219,11 @@ if(vector != null) {%>
void vector_vector_wv(uint8_t* V, uint8_t funct, uint64_t vl, uint64_t vstart, softvector::vtype_t vtype, bool vm, uint8_t vd, uint8_t vs2, uint8_t vs1, uint8_t sew_val){
switch(sew_val){
case 0b000:
softvector::vector_vector_op<${vlen}, uint16_t, uint8_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1 );
break;
return softvector::vector_vector_op<${vlen}, uint16_t, uint8_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1 );
case 0b001:
softvector::vector_vector_op<${vlen}, uint32_t, uint16_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1 );
break;
return softvector::vector_vector_op<${vlen}, uint32_t, uint16_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1 );
case 0b010:
softvector::vector_vector_op<${vlen}, uint64_t, uint32_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1 );
break;
return softvector::vector_vector_op<${vlen}, uint64_t, uint32_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1 );
case 0b011: // would widen to 128 bits
default:
throw new std::runtime_error("Unsupported sew bit value");
@ -243,14 +232,11 @@ if(vector != null) {%>
void vector_imm_wv(uint8_t* V, uint8_t funct, uint64_t vl, uint64_t vstart, softvector::vtype_t vtype, bool vm, uint8_t vd, uint8_t vs2, int64_t imm, uint8_t sew_val){
switch(sew_val){
case 0b000:
softvector::vector_imm_op<${vlen}, uint16_t, uint8_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
break;
return softvector::vector_imm_op<${vlen}, uint16_t, uint8_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
case 0b001:
softvector::vector_imm_op<${vlen}, uint32_t, uint16_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
break;
return softvector::vector_imm_op<${vlen}, uint32_t, uint16_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
case 0b010:
softvector::vector_imm_op<${vlen}, uint64_t, uint32_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
break;
return softvector::vector_imm_op<${vlen}, uint64_t, uint32_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
case 0b011: // would widen to 128 bits
default:
throw new std::runtime_error("Unsupported sew bit value");
@ -259,14 +245,11 @@ if(vector != null) {%>
void vector_vector_ww(uint8_t* V, uint8_t funct, uint64_t vl, uint64_t vstart, softvector::vtype_t vtype, bool vm, uint8_t vd, uint8_t vs2, uint8_t vs1, uint8_t sew_val){
switch(sew_val){
case 0b000:
softvector::vector_vector_op<${vlen}, uint16_t, uint16_t, uint8_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1);
break;
return softvector::vector_vector_op<${vlen}, uint16_t, uint16_t, uint8_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1);
case 0b001:
softvector::vector_vector_op<${vlen}, uint32_t, uint32_t, uint16_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1);
break;
return softvector::vector_vector_op<${vlen}, uint32_t, uint32_t, uint16_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1);
case 0b010:
softvector::vector_vector_op<${vlen}, uint64_t, uint64_t, uint32_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1);
break;
return softvector::vector_vector_op<${vlen}, uint64_t, uint64_t, uint32_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1);
case 0b011: // would widen to 128 bits
default:
throw new std::runtime_error("Unsupported sew bit value");
@ -275,19 +258,80 @@ if(vector != null) {%>
void vector_imm_ww(uint8_t* V, uint8_t funct, uint64_t vl, uint64_t vstart, softvector::vtype_t vtype, bool vm, uint8_t vd, uint8_t vs2, int64_t imm, uint8_t sew_val){
switch(sew_val){
case 0b000:
softvector::vector_imm_op<${vlen}, uint16_t, uint16_t, uint8_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
break;
return softvector::vector_imm_op<${vlen}, uint16_t, uint16_t, uint8_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
case 0b001:
softvector::vector_imm_op<${vlen}, uint32_t, uint32_t, uint16_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
break;
return softvector::vector_imm_op<${vlen}, uint32_t, uint32_t, uint16_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
case 0b010:
softvector::vector_imm_op<${vlen}, uint64_t, uint64_t, uint32_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
break;
return softvector::vector_imm_op<${vlen}, uint64_t, uint64_t, uint32_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
case 0b011: // would widen to 128 bits
default:
throw new std::runtime_error("Unsupported sew bit value");
}
}
void vector_extend(uint8_t* V, uint8_t unary_op, uint64_t vl, uint64_t vstart, softvector::vtype_t vtype, bool vm, uint8_t vd, uint8_t vs2, uint8_t target_sew_pow, uint8_t frac_pow){
switch(target_sew_pow){
case 4: // uint16_t target
if(frac_pow != 1) throw new std::runtime_error("Unsupported frac_pow");
return softvector::vector_unary_op<${vlen}, uint16_t, uint8_t>(V, unary_op, vl, vstart, vtype, vm, vd, vs2);
case 5: // uint32_t target
switch(frac_pow){
case 1:
return softvector::vector_unary_op<${vlen}, uint32_t, uint16_t>(V, unary_op, vl, vstart, vtype, vm, vd, vs2);
case 2:
return softvector::vector_unary_op<${vlen}, uint32_t, uint8_t>(V, unary_op, vl, vstart, vtype, vm, vd, vs2);
default:
throw new std::runtime_error("Unsupported frac_pow");
}
case 6: // uint64_t target
switch(frac_pow){
case 1:
return softvector::vector_unary_op<${vlen}, uint64_t, uint32_t>(V, unary_op, vl, vstart, vtype, vm, vd, vs2);
case 2:
return softvector::vector_unary_op<${vlen}, uint64_t, uint16_t>(V, unary_op, vl, vstart, vtype, vm, vd, vs2);
case 3:
return softvector::vector_unary_op<${vlen}, uint64_t, uint8_t>(V, unary_op, vl, vstart, vtype, vm, vd, vs2);
default:
throw new std::runtime_error("Unsupported frac_pow");
}
default:
throw new std::runtime_error("Unsupported target_sew_pow");
}
}
void vector_vector_m(uint8_t* V, uint8_t funct, uint64_t vl, uint64_t vstart, softvector::vtype_t vtype, uint8_t vd, uint8_t vs2, uint8_t vs1, uint8_t sew_val, int8_t carry){
vector_vector_op(V, funct, vl, vstart, vtype, 0, vd, vs2, vs1, sew_val, carry);
}
void vector_imm_m(uint8_t* V, uint8_t funct, uint64_t vl, uint64_t vstart, softvector::vtype_t vtype, uint8_t vd, uint8_t vs2, int64_t imm, uint8_t sew_val, int8_t carry){
vector_imm_op(V, funct, vl, vstart, vtype, 0, vd, vs2, imm, sew_val, carry);
}
void mask_vector_vector_op(uint8_t* V, unsigned funct, uint64_t vl, uint64_t vstart, softvector::vtype_t vtype, bool vm, unsigned vd, unsigned vs2, unsigned vs1, uint8_t sew_val){
switch(sew_val){
case 0b000:
return softvector::mask_vector_vector_op<${vlen}, uint8_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1);
case 0b001:
return softvector::mask_vector_vector_op<${vlen}, uint16_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1);
case 0b010:
return softvector::mask_vector_vector_op<${vlen}, uint32_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1);
case 0b011:
return softvector::mask_vector_vector_op<${vlen}, uint64_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, vs1);
default:
throw new std::runtime_error("Unsupported sew bit value");
}
}
void mask_vector_imm_op(uint8_t* V, unsigned funct, uint64_t vl, uint64_t vstart, softvector::vtype_t vtype, bool vm, unsigned vd, unsigned vs2, int64_t imm, uint8_t sew_val){
switch(sew_val){
case 0b000:
return softvector::mask_vector_imm_op<${vlen}, uint8_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
case 0b001:
return softvector::mask_vector_imm_op<${vlen}, uint16_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
case 0b010:
return softvector::mask_vector_imm_op<${vlen}, uint32_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
case 0b011:
return softvector::mask_vector_imm_op<${vlen}, uint64_t>(V, funct, vl, vstart, vtype, vm, vd, vs2, imm);
default:
throw new std::runtime_error("Unsupported sew bit value");
}
}
<%}%>
uint64_t fetch_count{0};
uint64_t tval{0};