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vkd3d-shader/hlsl: Generate vsir instructions for indexed output streams in geometry shaders.

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This commit is contained in:
Shaun Ren
2025-05-26 21:34:06 -04:00
committed by Henri Verbeet
parent 7da7ccaf45
commit d368d18527
Notes: Henri Verbeet 2025-06-02 21:00:38 +02:00 
Approved-by: Elizabeth Figura (@zfigura)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1518
3 changed files with 27 additions and 10 deletions
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29
libs/vkd3d-shader/hlsl_codegen.c
View File

@@ -8485,6 +8485,14 @@ static bool sm4_generate_vsir_reg_from_deref(struct hlsl_ctx *ctx, struct vsir_p
VKD3D_ASSERT(regset == HLSL_REGSET_SAMPLERS);
*writemask = VKD3DSP_WRITEMASK_ALL;
}
else if (regset == HLSL_REGSET_STREAM_OUTPUTS)
{
reg->type = VKD3DSPR_STREAM;
reg->dimension = VSIR_DIMENSION_NONE;
reg->idx[0].offset = var->regs[HLSL_REGSET_STREAM_OUTPUTS].index;
reg->idx_count = 1;
*writemask = VKD3DSP_WRITEMASK_ALL;
}
else
{
unsigned int offset = deref->const_offset + var->buffer_offset;
@@ -10835,20 +10843,27 @@ static bool sm4_generate_vsir_instr_resource_store(struct hlsl_ctx *ctx,
if (store->store_type != HLSL_RESOURCE_STORE)
{
enum vkd3d_shader_opcode opcode = store->store_type == HLSL_RESOURCE_STREAM_APPEND
? VKD3DSIH_EMIT : VKD3DSIH_CUT;
enum vkd3d_shader_opcode opcode;
VKD3D_ASSERT(!store->value.node && !store->coords.node);
VKD3D_ASSERT(store->resource.var->regs[HLSL_REGSET_STREAM_OUTPUTS].allocated);
if (store->resource.var->regs[HLSL_REGSET_STREAM_OUTPUTS].index)
if (hlsl_version_lt(ctx, 5, 0))
{
hlsl_fixme(ctx, &instr->loc, "Stream output operation with a nonzero stream index.");
return false;
opcode = store->store_type == HLSL_RESOURCE_STREAM_APPEND ? VKD3DSIH_EMIT : VKD3DSIH_CUT;
ins = generate_vsir_add_program_instruction(ctx, program, &store->node.loc, opcode, 0, 0);
return !!ins;
}
ins = generate_vsir_add_program_instruction(ctx, program, &store->node.loc, opcode, 0, 0);
return !!ins;
opcode = store->store_type == HLSL_RESOURCE_STREAM_APPEND ? VKD3DSIH_EMIT_STREAM : VKD3DSIH_CUT_STREAM;
if (!(ins = generate_vsir_add_program_instruction(ctx, program, &store->node.loc, opcode, 0, 1)))
return false;
if (!sm4_generate_vsir_init_src_param_from_deref(ctx, program, &ins->src[0],
&store->resource, VKD3DSP_WRITEMASK_ALL, &instr->loc))
return false;
return true;
}
if (!store->resource.var->is_uniform)

2
libs/vkd3d-shader/tpf.c
View File

@@ -4176,6 +4176,7 @@ static void tpf_handle_instruction(struct tpf_compiler *tpf, const struct vkd3d_
case VKD3DSIH_CASE:
case VKD3DSIH_CONTINUE:
case VKD3DSIH_CUT:
case VKD3DSIH_CUT_STREAM:
case VKD3DSIH_DCL_STREAM:
case VKD3DSIH_DEFAULT:
case VKD3DSIH_DISCARD:
@@ -4191,6 +4192,7 @@ static void tpf_handle_instruction(struct tpf_compiler *tpf, const struct vkd3d_
case VKD3DSIH_DSY_FINE:
case VKD3DSIH_ELSE:
case VKD3DSIH_EMIT:
case VKD3DSIH_EMIT_STREAM:
case VKD3DSIH_ENDIF:
case VKD3DSIH_ENDLOOP:
case VKD3DSIH_ENDSWITCH:

6
tests/hlsl/geometry-shader-syntax.shader_test
View File

@@ -541,7 +541,7 @@ gs_data main(point gs_data vin[1], inout TriangleStream<gs_data> vout)
}
% Output streams with nonzero stream indices are only allowed with point streams, and with SM >= 5.
[geometry shader fail(sm<5) todo(sm>=5)]
[geometry shader fail(sm<5)]
struct gs_data
{
float4 pos : SV_POSITION;
@@ -610,7 +610,7 @@ void main(point gs_data vin[1], inout PointStream<gs_data> vout1, inout Triangle
vout1.RestartStrip();
}
[geometry shader fail(sm<5) todo(sm>=5)]
[geometry shader fail(sm<5)]
struct gs_data
{
float4 pos : SV_POSITION;
@@ -623,7 +623,7 @@ void main(point gs_data vin[1], inout PointStream<gs_data> vout1, inout Triangle
}
% A maximum of 4 streams are allowed.
[geometry shader fail(sm<5) todo(sm>=5)]
[geometry shader fail(sm<5)]
struct gs_data
{
float4 pos : SV_POSITION;