From: Francisco Casas fcasas@codeweavers.com
Signed-off-by: Francisco Casas fcasas@codeweavers.com Signed-off-by: Zebediah Figura zfigura@codeweavers.com Signed-off-by: Giovanni Mascellani gmascellani@codeweavers.com Signed-off-by: Matteo Bruni mbruni@codeweavers.com --- v6: Add an assert to dump_ir_resource_load(), make an assortment of small style tweaks.
libs/vkd3d-shader/hlsl.c | 5 ++ libs/vkd3d-shader/hlsl.h | 4 ++ libs/vkd3d-shader/hlsl.y | 100 +++++++++++++++++++++++++++++++++++ libs/vkd3d-shader/hlsl_sm4.c | 57 +++++++++++++++++++- 4 files changed, 165 insertions(+), 1 deletion(-)
diff --git a/libs/vkd3d-shader/hlsl.c b/libs/vkd3d-shader/hlsl.c index e46ddec0..917c7bf7 100644 --- a/libs/vkd3d-shader/hlsl.c +++ b/libs/vkd3d-shader/hlsl.c @@ -1278,8 +1278,13 @@ static void dump_ir_resource_load(struct vkd3d_string_buffer *buffer, const stru { [HLSL_RESOURCE_LOAD] = "load_resource", [HLSL_RESOURCE_SAMPLE] = "sample", + [HLSL_RESOURCE_GATHER_RED] = "gather_red", + [HLSL_RESOURCE_GATHER_GREEN] = "gather_green", + [HLSL_RESOURCE_GATHER_BLUE] = "gather_blue", + [HLSL_RESOURCE_GATHER_ALPHA] = "gather_alpha", };
+ assert(load->load_type < ARRAY_SIZE(type_names)); vkd3d_string_buffer_printf(buffer, "%s(resource = ", type_names[load->load_type]); dump_deref(buffer, &load->resource); vkd3d_string_buffer_printf(buffer, ", sampler = "); diff --git a/libs/vkd3d-shader/hlsl.h b/libs/vkd3d-shader/hlsl.h index fffafb56..2319895a 100644 --- a/libs/vkd3d-shader/hlsl.h +++ b/libs/vkd3d-shader/hlsl.h @@ -376,6 +376,10 @@ enum hlsl_resource_load_type { HLSL_RESOURCE_LOAD, HLSL_RESOURCE_SAMPLE, + HLSL_RESOURCE_GATHER_RED, + HLSL_RESOURCE_GATHER_GREEN, + HLSL_RESOURCE_GATHER_BLUE, + HLSL_RESOURCE_GATHER_ALPHA, };
struct hlsl_ir_resource_load diff --git a/libs/vkd3d-shader/hlsl.y b/libs/vkd3d-shader/hlsl.y index b4597e18..9476765f 100644 --- a/libs/vkd3d-shader/hlsl.y +++ b/libs/vkd3d-shader/hlsl.y @@ -1930,6 +1930,106 @@ static bool add_method_call(struct hlsl_ctx *ctx, struct list *instrs, struct hl list_add_tail(instrs, &load->node.entry); return true; } + else if (!strcmp(name, "Gather") || !strcmp(name, "GatherRed") || !strcmp(name, "GatherBlue") + || !strcmp(name, "GatherGreen") || !strcmp(name, "GatherAlpha")) + { + const unsigned int sampler_dim = sampler_dim_count(object_type->sampler_dim); + enum hlsl_resource_load_type load_type; + const struct hlsl_type *sampler_type; + struct hlsl_ir_resource_load *load; + struct hlsl_ir_node *offset = NULL; + struct hlsl_ir_load *sampler_load; + struct hlsl_type *result_type; + struct hlsl_ir_node *coords; + unsigned int read_channel; + + if (!strcmp(name, "GatherGreen")) + { + load_type = HLSL_RESOURCE_GATHER_GREEN; + read_channel = 1; + } + else if (!strcmp(name, "GatherBlue")) + { + load_type = HLSL_RESOURCE_GATHER_BLUE; + read_channel = 2; + } + else if (!strcmp(name, "GatherAlpha")) + { + load_type = HLSL_RESOURCE_GATHER_ALPHA; + read_channel = 3; + } + else + { + load_type = HLSL_RESOURCE_GATHER_RED; + read_channel = 0; + } + + if (!strcmp(name, "Gather")) + { + if (params->args_count != 2 && params->args_count != 3) + { + hlsl_error(ctx, loc, VKD3D_SHADER_ERROR_HLSL_WRONG_PARAMETER_COUNT, + "Wrong number of arguments to method 'Gather': expected 2 or 3, but got %u.", params->args_count); + return false; + } + } + else if (params->args_count < 2 || params->args_count == 5 || params->args_count > 7) + { + hlsl_error(ctx, loc, VKD3D_SHADER_ERROR_HLSL_WRONG_PARAMETER_COUNT, + "Wrong number of arguments to method '%s': expected 2, 3, 4, 6 or 7, but got %u.", + name, params->args_count); + return false; + } + + if (params->args_count == 4 || params->args_count == 7) + hlsl_fixme(ctx, loc, "Tiled resource status argument."); + + if (params->args_count == 6 || params->args_count == 7) + hlsl_fixme(ctx, loc, "Multiple Gather() offset parameters."); + + if (params->args_count == 3 || params->args_count == 4) + { + if (!(offset = add_implicit_conversion(ctx, instrs, params->args[2], + hlsl_get_vector_type(ctx, HLSL_TYPE_INT, sampler_dim), loc))) + return false; + } + + sampler_type = params->args[0]->data_type; + if (sampler_type->type != HLSL_CLASS_OBJECT || sampler_type->base_type != HLSL_TYPE_SAMPLER + || sampler_type->sampler_dim != HLSL_SAMPLER_DIM_GENERIC) + { + struct vkd3d_string_buffer *string; + + if ((string = hlsl_type_to_string(ctx, sampler_type))) + hlsl_error(ctx, loc, VKD3D_SHADER_ERROR_HLSL_INVALID_TYPE, + "Wrong type for argument 1 of %s(): expected 'sampler', but got '%s'.", name, string->buffer); + hlsl_release_string_buffer(ctx, string); + return false; + } + + if (read_channel >= object_type->e.resource_format->dimx) + { + hlsl_error(ctx, loc, VKD3D_SHADER_ERROR_HLSL_INVALID_TYPE, + "Method %s() requires at least %u channels.", name, read_channel + 1); + return false; + } + + result_type = hlsl_get_vector_type(ctx, object_type->e.resource_format->base_type, 4); + + /* Only HLSL_IR_LOAD can return an object. */ + sampler_load = hlsl_ir_load(params->args[0]); + + if (!(coords = add_implicit_conversion(ctx, instrs, params->args[1], + hlsl_get_vector_type(ctx, HLSL_TYPE_FLOAT, sampler_dim), loc))) + return false; + + if (!(load = hlsl_new_resource_load(ctx, result_type, + load_type, object_load->src.var, object_load->src.offset.node, + sampler_load->src.var, sampler_load->src.offset.node, coords, offset, loc))) + return false; + list_add_tail(instrs, &load->node.entry); + return true; + } else { struct vkd3d_string_buffer *string; diff --git a/libs/vkd3d-shader/hlsl_sm4.c b/libs/vkd3d-shader/hlsl_sm4.c index 8d42b9a3..4eebd583 100644 --- a/libs/vkd3d-shader/hlsl_sm4.c +++ b/libs/vkd3d-shader/hlsl_sm4.c @@ -794,7 +794,7 @@ struct sm4_instruction struct sm4_register reg; enum vkd3d_sm4_swizzle_type swizzle_type; unsigned int swizzle; - } srcs[3]; + } srcs[4]; unsigned int src_count;
uint32_t idx[2]; @@ -1771,6 +1771,41 @@ static void write_sm4_loop(struct hlsl_ctx *ctx, write_sm4_instruction(buffer, &instr); }
+static void write_sm4_gather(struct hlsl_ctx *ctx, struct vkd3d_bytecode_buffer *buffer, + const struct hlsl_type *resource_type, const struct hlsl_ir_node *dst, + const struct hlsl_deref *resource, const struct hlsl_deref *sampler, + const struct hlsl_ir_node *coords, unsigned int swizzle, const struct hlsl_ir_node *texel_offset) +{ + struct sm4_src_register *src; + struct sm4_instruction instr; + + memset(&instr, 0, sizeof(instr)); + + instr.opcode = VKD3D_SM4_OP_GATHER4; + + sm4_dst_from_node(&instr.dsts[0], dst); + instr.dst_count = 1; + + sm4_src_from_node(&instr.srcs[instr.src_count++], coords, VKD3DSP_WRITEMASK_ALL); + + /* FIXME: Use an aoffimmi modifier if possible. */ + if (texel_offset) + { + instr.opcode = VKD3D_SM5_OP_GATHER4_PO; + sm4_src_from_node(&instr.srcs[instr.src_count++], texel_offset, VKD3DSP_WRITEMASK_ALL); + } + + sm4_src_from_deref(ctx, &instr.srcs[instr.src_count++], resource, resource_type, instr.dsts[0].writemask); + + src = &instr.srcs[instr.src_count++]; + sm4_src_from_deref(ctx, src, sampler, sampler->var->data_type, VKD3DSP_WRITEMASK_ALL); + src->reg.dim = VKD3D_SM4_DIMENSION_VEC4; + src->swizzle_type = VKD3D_SM4_SWIZZLE_SCALAR; + src->swizzle = swizzle; + + write_sm4_instruction(buffer, &instr); +} + static void write_sm4_resource_load(struct hlsl_ctx *ctx, struct vkd3d_bytecode_buffer *buffer, const struct hlsl_ir_resource_load *load) { @@ -1811,6 +1846,26 @@ static void write_sm4_resource_load(struct hlsl_ctx *ctx, write_sm4_sample(ctx, buffer, resource_type, &load->node, &load->resource, &load->sampler, coords, texel_offset); break; + + case HLSL_RESOURCE_GATHER_RED: + write_sm4_gather(ctx, buffer, resource_type, &load->node, &load->resource, + &load->sampler, coords, HLSL_SWIZZLE(X, X, X, X), texel_offset); + break; + + case HLSL_RESOURCE_GATHER_GREEN: + write_sm4_gather(ctx, buffer, resource_type, &load->node, &load->resource, + &load->sampler, coords, HLSL_SWIZZLE(Y, Y, Y, Y), texel_offset); + break; + + case HLSL_RESOURCE_GATHER_BLUE: + write_sm4_gather(ctx, buffer, resource_type, &load->node, &load->resource, + &load->sampler, coords, HLSL_SWIZZLE(Z, Z, Z, Z), texel_offset); + break; + + case HLSL_RESOURCE_GATHER_ALPHA: + write_sm4_gather(ctx, buffer, resource_type, &load->node, &load->resource, + &load->sampler, coords, HLSL_SWIZZLE(W, W, W, W), texel_offset); + break; } }