pan/bi: Remove older cube map lowering

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8354>
This commit is contained in:
Alyssa Rosenzweig
2021-01-06 12:57:56 -05:00
committed by Marge Bot
parent 1dd3ff51e8
commit ced55f0bcc

View File

@@ -269,40 +269,6 @@ bi_flip_slots(bi_registers *regs)
}
/* Lower CUBEFACE2 to a CUBEFACE1/CUBEFACE2. This is a hack so the scheduler
* doesn't have to worry about this while we're just packing singletons */
static void
bi_lower_cubeface2(bi_context *ctx, bi_tuple *tuple)
{
bi_instr *old = tuple->add;
/* Filter for +CUBEFACE2 */
if (!old || old->op != BI_OPCODE_CUBEFACE2)
return;
/* This won't be used once we emit non-singletons, for now this is just
* a fact of our scheduler and allows us to clobber FMA */
assert(!tuple->fma);
/* Construct an FMA op */
bi_instr *new = rzalloc(ctx, bi_instr);
new->op = BI_OPCODE_CUBEFACE1;
/* no dest, just a temporary */
new->src[0] = old->src[0];
new->src[1] = old->src[1];
new->src[2] = old->src[2];
/* Emit the instruction */
list_addtail(&new->link, &old->link);
tuple->fma = new;
/* Now replace the sources of the CUBEFACE2 with a single passthrough
* from the CUBEFACE1 (and a side-channel) */
old->src[0] = bi_passthrough(BIFROST_SRC_STAGE);
old->src[1] = old->src[2] = bi_null();
}
static inline enum bifrost_packed_src
bi_get_src_slot(bi_registers *regs, unsigned reg)
{