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aco: Implement memory_barrier_tcs_patch.

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TCS outputs are going to be written to LDS, so it
has to use memory_barrier_shared in order to ensure
that it waits for LDS writes.

Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3964>
This commit is contained in:
Timur Kristóf 2020-03-06 14:02:03 +02:00 • committed by Marge Bot
parent a8d15ab6da
commit aa5eed673c
1 changed files with 2 additions and 2 deletions
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4
src/amd/compiler/aco_instruction_selection.cpp
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@ -5414,6 +5414,7 @@ void emit_memory_barrier(isel_context *ctx, nir_intrinsic_instr *instr) {
case nir_intrinsic_memory_barrier_image: case nir_intrinsic_memory_barrier_image:
bld.barrier(aco_opcode::p_memory_barrier_image); bld.barrier(aco_opcode::p_memory_barrier_image);
break; break;
case nir_intrinsic_memory_barrier_tcs_patch:
case nir_intrinsic_memory_barrier_shared: case nir_intrinsic_memory_barrier_shared:
bld.barrier(aco_opcode::p_memory_barrier_shared); bld.barrier(aco_opcode::p_memory_barrier_shared);
break; break;
@ -6342,6 +6343,7 @@ void visit_intrinsic(isel_context *ctx, nir_intrinsic_instr *instr)
break; break;
} }
case nir_intrinsic_memory_barrier_tcs_patch:
case nir_intrinsic_group_memory_barrier: case nir_intrinsic_group_memory_barrier:
case nir_intrinsic_memory_barrier: case nir_intrinsic_memory_barrier:
case nir_intrinsic_memory_barrier_buffer: case nir_intrinsic_memory_barrier_buffer:
@ -6349,8 +6351,6 @@ void visit_intrinsic(isel_context *ctx, nir_intrinsic_instr *instr)
case nir_intrinsic_memory_barrier_shared: case nir_intrinsic_memory_barrier_shared:
emit_memory_barrier(ctx, instr); emit_memory_barrier(ctx, instr);
break; break;
case nir_intrinsic_memory_barrier_tcs_patch:
break;
case nir_intrinsic_load_num_work_groups: { case nir_intrinsic_load_num_work_groups: {
Temp dst = get_ssa_temp(ctx, &instr->dest.ssa); Temp dst = get_ssa_temp(ctx, &instr->dest.ssa);
bld.copy(Definition(dst), Operand(get_arg(ctx, ctx->args->ac.num_work_groups))); bld.copy(Definition(dst), Operand(get_arg(ctx, ctx->args->ac.num_work_groups)));