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pan/mdg: Move r1.w writeout to branch->dest

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There will need to be sources for depth and stencil writeout, so
something has to be moved to the dest of the writeout branch.

Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5065>
This commit is contained in:
Icecream95 2020-06-06 00:24:22 +12:00 • committed by Marge Bot
parent 5f5a973709
commit ddc2ae32cf
2 changed files with 6 additions and 6 deletions
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8
src/panfrost/midgard/midgard_ra.c
View file

@ -389,7 +389,7 @@ mir_compute_interference(
midgard_block *block = (midgard_block *) _block;
mir_foreach_instr_in_block_rev(block, ins) {
if (ins->writeout)
r1w = ins->src[2];
r1w = ins->dest;
}
if (r1w != ~0)
@ -616,10 +616,10 @@ allocate_registers(compiler_context *ctx, bool *spilled)
if (ins->src[1] < ctx->temp_count)
l->solutions[ins->src[1]] = (16 * 1) + COMPONENT_Z * 4;
if (ins->src[2] < ctx->temp_count)
l->solutions[ins->src[2]] = (16 * 1) + COMPONENT_W * 4;
if (ins->dest < ctx->temp_count)
l->solutions[ins->dest] = (16 * 1) + COMPONENT_W * 4;
}
mir_compute_interference(ctx, l);
*spilled = !lcra_solve(l);

4
src/panfrost/midgard/midgard_schedule.c
View file

@ -972,8 +972,8 @@ mir_schedule_alu(
vadd->unit = UNIT_VADD;
vadd->mask = 0x1;
branch->src[2] = vadd->dest;
branch->src_types[2] = vadd->dest_type;
branch->dest = vadd->dest;
branch->dest_type = vadd->dest_type;
}
mir_choose_alu(&vadd, instructions, worklist, len, &predicate, UNIT_VADD);