bf-asm/tofino/phv.h

 
#ifndef BACKENDS_TOFINO_BF_ASM_TOFINO_PHV_H_
#define BACKENDS_TOFINO_BF_ASM_TOFINO_PHV_H_
 
#include "backends/tofino/bf-asm/phv.h"
 
class Target::Tofino::Phv : public Target::Phv {
    friend class ::Phv;
    struct Register : public ::Phv::Register {
        int parser_id() const override { return uid; }
        int mau_id() const override { return uid < FIRST_TPHV ? uid : -1; }
        int ixbar_id() const override { return uid < FIRST_TPHV ? uid : -1; }
        int deparser_id() const override { return uid; }
    };
    void init_regs(::Phv &phv) override;
    target_t type() const override { return TOFINO; }
    unsigned mau_groupsize() const override { return 16; }
 
 public:
    enum {
        NUM_PHV_REGS = 368,
        FIRST_8BIT_PHV = 64,
        COUNT_8BIT_PHV = 64,
        FIRST_16BIT_PHV = 128,
        COUNT_16BIT_PHV = 96,
        FIRST_32BIT_PHV = 0,
        COUNT_32BIT_PHV = 64,
        FIRST_TPHV = 256,
        FIRST_8BIT_TPHV = 288,
        COUNT_8BIT_TPHV = 32,
        FIRST_16BIT_TPHV = 320,
        COUNT_16BIT_TPHV = 48,
        FIRST_32BIT_TPHV = 256,
        COUNT_32BIT_TPHV = 32,
    };
    static const bitvec tagalong_groups[8];
};
 
#endif /* BACKENDS_TOFINO_BF_ASM_TOFINO_PHV_H_ */