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vkd3d-shader/spirv: Implement the WAVE_PREFIX_BIT_COUNT instruction.

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This commit is contained in:
Conor McCarthy
2024-04-23 22:03:14 +10:00
committed by Alexandre Julliard
parent 2810edf45b
commit 77259da1ad
Notes: Alexandre Julliard 2024-05-13 22:56:53 +02:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/856
2 changed files with 4 additions and 2 deletions
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4
libs/vkd3d-shader/spirv.c
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@@ -9902,7 +9902,8 @@ static void spirv_compiler_emit_wave_bit_count(struct spirv_compiler *compiler,
SpvGroupOperation group_op; SpvGroupOperation group_op;
uint32_t type_id, val_id; uint32_t type_id, val_id;
group_op = SpvGroupOperationReduce; group_op = (instruction->handler_idx == VKD3DSIH_WAVE_PREFIX_BIT_COUNT) ? SpvGroupOperationExclusiveScan
: SpvGroupOperationReduce;
val_id = spirv_compiler_emit_group_nonuniform_ballot(compiler, instruction->src); val_id = spirv_compiler_emit_group_nonuniform_ballot(compiler, instruction->src);
type_id = vkd3d_spirv_get_type_id(builder, VKD3D_SHADER_COMPONENT_UINT, 1); type_id = vkd3d_spirv_get_type_id(builder, VKD3D_SHADER_COMPONENT_UINT, 1);
@@ -10288,6 +10289,7 @@ static int spirv_compiler_handle_instruction(struct spirv_compiler *compiler,
spirv_compiler_emit_wave_alu_op(compiler, instruction); spirv_compiler_emit_wave_alu_op(compiler, instruction);
break; break;
case VKD3DSIH_WAVE_ALL_BIT_COUNT: case VKD3DSIH_WAVE_ALL_BIT_COUNT:
case VKD3DSIH_WAVE_PREFIX_BIT_COUNT:
spirv_compiler_emit_wave_bit_count(compiler, instruction); spirv_compiler_emit_wave_bit_count(compiler, instruction);
break; break;
case VKD3DSIH_WAVE_IS_FIRST_LANE: case VKD3DSIH_WAVE_IS_FIRST_LANE:

2
tests/hlsl/wave-ops-uint.shader_test
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@@ -196,7 +196,7 @@ void main(uint id : SV_GroupIndex)
} }
[test] [test]
todo dispatch 4 1 1 dispatch 4 1 1
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probe uav 1 (2) rui (1) probe uav 1 (2) rui (1)