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pco: additional helper functions for address refs

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Signed-off-by: Simon Perretta <simon.perretta@imgtec.com>
Acked-by: Frank Binns <frank.binns@imgtec.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/33998>
This commit is contained in:
Simon Perretta
2024-11-23 18:05:41 +00:00
committed by Marge Bot
parent e7d50a6781
commit 8b8e33106d
1 changed files with 61 additions and 15 deletions
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src/imagination/pco/pco_internal.h
+61 -15
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@@ -1641,12 +1641,7 @@ static inline pco_ref pco_ref_ssa(unsigned index, unsigned bits, unsigned chans)
static inline pco_ref
pco_ref_new_ssa(pco_func *func, unsigned bits, unsigned chans)
{
return (pco_ref){
.val = func->next_ssa++,
.chans = chans - 1,
.bits = pco_bits(bits),
.type = PCO_REF_TYPE_SSA,
};
return pco_ref_ssa(func->next_ssa++, bits, chans);
}
/**
@@ -1660,6 +1655,30 @@ static inline pco_ref pco_ref_new_ssa32(pco_func *func)
return pco_ref_new_ssa(func, 32, 1);
}
/**
* \brief Builds and returns a new 32x2 SSA address reference.
*
* \param[in,out] func The function.
* \return SSA address reference.
*/
static inline pco_ref pco_ref_new_ssa_addr(pco_func *func)
{
return pco_ref_new_ssa(func, 32, 2);
}
/**
* \brief Builds new 32x1[2] SSA address component references.
*
* \param[in,out] func The function.
* \param[out] addr_comps The new address component references.
*/
static inline void pco_ref_new_ssa_addr_comps(pco_func *func,
pco_ref addr_comps[static 2])
{
addr_comps[0] = pco_ref_new_ssa32(func);
addr_comps[1] = pco_ref_new_ssa32(func);
}
/**
* \brief Builds and returns a virtual register reference.
*
@@ -1720,6 +1739,21 @@ pco_ref_hwreg_vec(unsigned index, enum pco_reg_class reg_class, unsigned chans)
};
}
/**
* \brief Builds 32x1[2] hardware register address component references.
*
* \param[in] index Register index.
* \param[in] reg_class Register class.
* \param[out] addr_comps The new address component references.
*/
static inline void pco_ref_hwreg_addr_comps(unsigned index,
enum pco_reg_class reg_class,
pco_ref addr_comps[static 2])
{
addr_comps[0] = pco_ref_hwreg(index, reg_class);
addr_comps[1] = pco_ref_hwreg(index + 1, reg_class);
}
/**
* \brief Builds and returns an immediate reference.
*
@@ -1848,13 +1882,31 @@ static inline pco_ref pco_ref_drc(enum pco_drc drc)
}
/* PCO ref utils. */
/**
* \brief Updates a reference to reset its mods.
*
* \param[in] ref Base reference.
* \return Updated reference.
*/
static inline pco_ref pco_ref_reset_mods(pco_ref ref)
{
ref.oneminus = false;
ref.clamp = false;
ref.flr = false;
ref.abs = false;
ref.neg = false;
ref.elem = 0;
return ref;
}
/**
* \brief Transfers reference mods, optionally resetting them.
*
* \param[in,out] dest Reference to transfer mods to.
* \param[in,out] source Reference to transfer mods from.
* \param[in] reset Whether to reset the source mods.
* \return I/O reference.
*/
static inline void pco_ref_xfer_mods(pco_ref *dest, pco_ref *source, bool reset)
{
@@ -1865,14 +1917,8 @@ static inline void pco_ref_xfer_mods(pco_ref *dest, pco_ref *source, bool reset)
dest->neg = source->neg;
dest->elem = source->elem;
if (reset) {
source->oneminus = false;
source->clamp = false;
source->flr = false;
source->abs = false;
source->neg = false;
source->elem = 0;
}
if (reset)
*source = pco_ref_reset_mods(*source);
}
/**