Module: vkd3d Branch: master Commit: d74992a119a4b56003c233fcf21c2c808e8dd98d URL: https://source.winehq.org/git/vkd3d.git/?a=commit;h=d74992a119a4b56003c233fc... Author: Józef Kucia <jkucia(a)codeweavers.com> Date: Tue Jun 26 14:41:45 2018 +0200 libs/vkd3d-shader: Do not force input register type to float4. Produces slightly smaller and cleaner SPIR-V code. Signed-off-by: Józef Kucia <jkucia(a)codeweavers.com> Signed-off-by: Henri Verbeet <hverbeet(a)codeweavers.com> Signed-off-by: Alexandre Julliard <julliard(a)winehq.org> --- libs/vkd3d-shader/spirv.c | 76 +++++++++++++++++++++++++++++++++++++++++++---- 1 file changed, 70 insertions(+), 6 deletions(-) diff --git a/libs/vkd3d-shader/spirv.c b/libs/vkd3d-shader/spirv.c index 71db4be..cf4fbf6 100644 --- a/libs/vkd3d-shader/spirv.c +++ b/libs/vkd3d-shader/spirv.c @@ -2886,26 +2886,51 @@ vkd3d_register_builtins[] = {VKD3DSPR_DEPTHOUT, {VKD3D_TYPE_FLOAT, 1, SpvBuiltInFragDepth}}, }; -static const struct vkd3d_spirv_builtin *vkd3d_get_spirv_builtin(enum vkd3d_shader_register_type reg_type, +static const struct vkd3d_spirv_builtin *get_spirv_builtin_for_sysval( enum vkd3d_shader_input_sysval_semantic sysval) { unsigned int i; + if (!sysval) + return NULL; + for (i = 0; i < ARRAY_SIZE(vkd3d_system_value_builtins); ++i) { if (vkd3d_system_value_builtins[i].sysval == sysval) return &vkd3d_system_value_builtins[i].builtin; } + FIXME("Unhandled builtin (sysval %#x).\n", sysval); + + return NULL; +} + +static const struct vkd3d_spirv_builtin *get_spirv_builtin_for_register( + enum vkd3d_shader_register_type reg_type) +{ + unsigned int i; + for (i = 0; i < ARRAY_SIZE(vkd3d_register_builtins); ++i) { if (vkd3d_register_builtins[i].reg_type == reg_type) return &vkd3d_register_builtins[i].builtin; } - if (sysval != VKD3D_SIV_NONE - || (reg_type != VKD3DSPR_INPUT && reg_type != VKD3DSPR_OUTPUT && reg_type != VKD3DSPR_COLOROUT)) - FIXME("Unhandled builtin (register type %#x, semantic %#x).\n", reg_type, sysval); + return NULL; +} + +static const struct vkd3d_spirv_builtin *vkd3d_get_spirv_builtin(enum vkd3d_shader_register_type reg_type, + enum vkd3d_shader_input_sysval_semantic sysval) +{ + const struct vkd3d_spirv_builtin *builtin; + + if ((builtin = get_spirv_builtin_for_sysval(sysval))) + return builtin; + if ((builtin = get_spirv_builtin_for_register(reg_type))) + return builtin; + + if (sysval != VKD3D_SIV_NONE || (reg_type != VKD3DSPR_OUTPUT && reg_type != VKD3DSPR_COLOROUT)) + FIXME("Unhandled builtin (register type %#x, sysval %#x).\n", reg_type, sysval); return NULL; } @@ -2970,7 +2995,7 @@ static uint32_t vkd3d_dxbc_compiler_emit_input(struct vkd3d_dxbc_compiler *compi reg_idx = reg->idx[0].offset; } - builtin = vkd3d_get_spirv_builtin(reg->type, sysval); + builtin = get_spirv_builtin_for_sysval(sysval); component_idx = vkd3d_write_mask_get_component_idx(dst->write_mask); component_count = vkd3d_write_mask_component_count(dst->write_mask); @@ -3058,6 +3083,40 @@ static uint32_t vkd3d_dxbc_compiler_emit_input(struct vkd3d_dxbc_compiler *compi return input_id; } +static void vkd3d_dxbc_compiler_emit_input_register(struct vkd3d_dxbc_compiler *compiler, + const struct vkd3d_shader_dst_param *dst) +{ + struct vkd3d_spirv_builder *builder = &compiler->spirv_builder; + const struct vkd3d_shader_register *reg = &dst->reg; + const struct vkd3d_spirv_builtin *builtin; + struct vkd3d_symbol reg_symbol; + uint32_t input_id; + + assert(!reg->idx[0].rel_addr); + assert(!reg->idx[1].rel_addr); + assert(reg->idx[1].offset == ~0u); + + if (!(builtin = get_spirv_builtin_for_register(reg->type))) + { + FIXME("Unhandled register %#x.\n", reg->type); + return; + } + + input_id = vkd3d_dxbc_compiler_emit_variable(compiler, + &builder->global_stream, SpvStorageClassInput, + builtin->component_type, builtin->component_count); + vkd3d_spirv_add_iface_variable(builder, input_id); + vkd3d_dxbc_compiler_decorate_builtin(compiler, input_id, builtin->spirv_builtin); + + vkd3d_symbol_make_register(®_symbol, reg); + reg_symbol.id = input_id; + reg_symbol.info.reg.storage_class = SpvStorageClassInput; + reg_symbol.info.reg.component_type = builtin->component_type; + reg_symbol.info.reg.write_mask = vkd3d_write_mask_from_component_count(builtin->component_count); + vkd3d_dxbc_compiler_put_symbol(compiler, ®_symbol); + vkd3d_dxbc_compiler_emit_register_debug_name(builder, input_id, reg); +} + static unsigned int vkd3d_dxbc_compiler_get_output_variable_index( struct vkd3d_dxbc_compiler *compiler, unsigned int register_idx) { @@ -3649,7 +3708,12 @@ static void vkd3d_dxbc_compiler_emit_dcl_tgsm_structured(struct vkd3d_dxbc_compi static void vkd3d_dxbc_compiler_emit_dcl_input(struct vkd3d_dxbc_compiler *compiler, const struct vkd3d_shader_instruction *instruction) { - vkd3d_dxbc_compiler_emit_input(compiler, &instruction->declaration.dst, VKD3D_SIV_NONE); + const struct vkd3d_shader_dst_param *dst = &instruction->declaration.dst; + + if (dst->reg.type != VKD3DSPR_INPUT) + vkd3d_dxbc_compiler_emit_input_register(compiler, dst); + else + vkd3d_dxbc_compiler_emit_input(compiler, dst, VKD3D_SIV_NONE); } static void vkd3d_dxbc_compiler_emit_interpolation_decorations(struct vkd3d_dxbc_compiler *compiler,