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ir3: Create reduce identity directly

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22075>
This commit is contained in:
Connor Abbott
2023-03-02 13:28:44 +01:00
committed by Marge Bot
parent 497fcd26b5
commit ac132b3f62
1 changed files with 4 additions and 5 deletions
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9
src/freedreno/ir3/ir3_compiler_nir.c
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@@ -1960,9 +1960,8 @@ emit_intrinsic_reduce(struct ir3_context *ctx, nir_intrinsic_instr *intr)
* not supported.
*/
struct ir3_instruction *identity =
create_immed(ctx->block, get_reduce_identity(nir_reduce_op, dst_size));
identity = ir3_READ_FIRST_MACRO(ctx->block, identity, 0);
identity->dsts[0]->flags |= IR3_REG_SHARED;
create_immed_shared(ctx->block, get_reduce_identity(nir_reduce_op, dst_size),
true);
/* OPC_SCAN_MACRO has the following destinations:
* - Exclusive scan result (interferes with source)
@@ -2025,8 +2024,8 @@ emit_intrinsic_reduce_clusters(struct ir3_context *ctx,
* not supported.
*/
struct ir3_instruction *identity =
create_immed(ctx->block, get_reduce_identity(nir_reduce_op, dst_size));
identity->dsts[0]->flags |= IR3_REG_SHARED;
create_immed_shared(ctx->block, get_reduce_identity(nir_reduce_op, dst_size),
true);
/* OPC_SCAN_CLUSTERS_MACRO has the following destinations:
* - Shared reg reduction result, must be initialized to the identity