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panfrost: Move Bifrost IR indexing to common 

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4792>
This commit is contained in:
Alyssa Rosenzweig 2020-04-27 16:00:38 -04:00 committed by Marge Bot
parent e3062edff4
commit 5860b18665
1 changed files with 32 additions and 0 deletions
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32
src/panfrost/util/pan_ir.h
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@ -178,4 +178,36 @@ pan_to_bytemask(unsigned bytes, unsigned mask);
void pan_block_add_successor(pan_block *block, pan_block *successor);
/* IR indexing */
#define PAN_IS_REG (1)
static inline unsigned
pan_ssa_index(nir_ssa_def *ssa)
{
/* Off-by-one ensures BIR_NO_ARG is skipped */
return ((ssa->index + 1) << 1) | 0;
}
static inline unsigned
pan_src_index(nir_src *src)
{
if (src->is_ssa)
return pan_ssa_index(src->ssa);
else {
assert(!src->reg.indirect);
return (src->reg.reg->index << 1) | BIR_IS_REG;
}
}
static inline unsigned
pan_dest_index(nir_dest *dst)
{
if (dst->is_ssa)
return pan_ssa_index(&dst->ssa);
else {
assert(!dst->reg.indirect);
return (dst->reg.reg->index << 1) | BIR_IS_REG;
}
}
#endif