[Mesa-dev] [PATCH 1/8] tgsi: add ureg support for image decls
Samuel Pitoiset
samuel.pitoiset at gmail.com
Mon Jan 4 12:13:07 PST 2016
On 01/03/2016 05:37 AM, Ilia Mirkin wrote:
> Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
> ---
> src/gallium/auxiliary/tgsi/tgsi_build.c | 62 +++++++++--------
> src/gallium/auxiliary/tgsi/tgsi_dump.c | 10 +--
> src/gallium/auxiliary/tgsi/tgsi_parse.c | 4 +-
> src/gallium/auxiliary/tgsi/tgsi_parse.h | 2 +-
> src/gallium/auxiliary/tgsi/tgsi_strings.c | 4 +-
> src/gallium/auxiliary/tgsi/tgsi_text.c | 10 +--
> src/gallium/auxiliary/tgsi/tgsi_ureg.c | 77 ++++++++++++++++++++++
> src/gallium/auxiliary/tgsi/tgsi_ureg.h | 7 ++
> src/gallium/drivers/ilo/shader/toy_tgsi.c | 8 +--
> .../drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp | 12 +++-
> src/gallium/drivers/svga/svga_tgsi_vgpu10.c | 2 +
> src/gallium/include/pipe/p_shader_tokens.h | 7 +-
> 12 files changed, 153 insertions(+), 52 deletions(-)
>
> diff --git a/src/gallium/auxiliary/tgsi/tgsi_build.c b/src/gallium/auxiliary/tgsi/tgsi_build.c
> index fdb7feb..bb9d0cb 100644
> --- a/src/gallium/auxiliary/tgsi/tgsi_build.c
> +++ b/src/gallium/auxiliary/tgsi/tgsi_build.c
> @@ -259,36 +259,39 @@ tgsi_build_declaration_semantic(
> return ds;
> }
>
> -static struct tgsi_declaration_resource
> -tgsi_default_declaration_resource(void)
> +static struct tgsi_declaration_image
> +tgsi_default_declaration_image(void)
> {
> - struct tgsi_declaration_resource dr;
> + struct tgsi_declaration_image di;
>
> - dr.Resource = TGSI_TEXTURE_BUFFER;
> - dr.Raw = 0;
> - dr.Writable = 0;
> - dr.Padding = 0;
> + di.Resource = TGSI_TEXTURE_BUFFER;
> + di.Raw = 0;
> + di.Writable = 0;
> + di.Format = 0;
> + di.Padding = 0;
>
> - return dr;
> + return di;
> }
>
> -static struct tgsi_declaration_resource
> -tgsi_build_declaration_resource(unsigned texture,
> - unsigned raw,
> - unsigned writable,
> - struct tgsi_declaration *declaration,
> - struct tgsi_header *header)
> +static struct tgsi_declaration_image
> +tgsi_build_declaration_image(unsigned texture,
> + unsigned format,
> + unsigned raw,
> + unsigned writable,
> + struct tgsi_declaration *declaration,
> + struct tgsi_header *header)
> {
> - struct tgsi_declaration_resource dr;
> + struct tgsi_declaration_image di;
>
> - dr = tgsi_default_declaration_resource();
> - dr.Resource = texture;
> - dr.Raw = raw;
> - dr.Writable = writable;
> + di = tgsi_default_declaration_image();
> + di.Resource = texture;
> + di.Format = format;
> + di.Raw = raw;
> + di.Writable = writable;
>
> declaration_grow(declaration, header);
>
> - return dr;
> + return di;
> }
>
> static struct tgsi_declaration_sampler_view
> @@ -364,7 +367,7 @@ tgsi_default_full_declaration( void )
> full_declaration.Range = tgsi_default_declaration_range();
> full_declaration.Semantic = tgsi_default_declaration_semantic();
> full_declaration.Interp = tgsi_default_declaration_interp();
> - full_declaration.Resource = tgsi_default_declaration_resource();
> + full_declaration.Image = tgsi_default_declaration_image();
> full_declaration.SamplerView = tgsi_default_declaration_sampler_view();
> full_declaration.Array = tgsi_default_declaration_array();
>
> @@ -454,20 +457,21 @@ tgsi_build_full_declaration(
> header );
> }
>
> - if (full_decl->Declaration.File == TGSI_FILE_RESOURCE) {
> - struct tgsi_declaration_resource *dr;
> + if (full_decl->Declaration.File == TGSI_FILE_IMAGE) {
> + struct tgsi_declaration_image *di;
>
> if (maxsize <= size) {
> return 0;
> }
> - dr = (struct tgsi_declaration_resource *)&tokens[size];
> + di = (struct tgsi_declaration_image *)&tokens[size];
> size++;
>
> - *dr = tgsi_build_declaration_resource(full_decl->Resource.Resource,
> - full_decl->Resource.Raw,
> - full_decl->Resource.Writable,
> - declaration,
> - header);
> + *di = tgsi_build_declaration_image(full_decl->Image.Resource,
> + full_decl->Image.Format,
> + full_decl->Image.Raw,
> + full_decl->Image.Writable,
> + declaration,
> + header);
> }
>
> if (full_decl->Declaration.File == TGSI_FILE_SAMPLER_VIEW) {
> diff --git a/src/gallium/auxiliary/tgsi/tgsi_dump.c b/src/gallium/auxiliary/tgsi/tgsi_dump.c
> index e29ffb3..dad3839 100644
> --- a/src/gallium/auxiliary/tgsi/tgsi_dump.c
> +++ b/src/gallium/auxiliary/tgsi/tgsi_dump.c
> @@ -348,12 +348,14 @@ iter_declaration(
> }
> }
>
> - if (decl->Declaration.File == TGSI_FILE_RESOURCE) {
> + if (decl->Declaration.File == TGSI_FILE_IMAGE) {
> TXT(", ");
> - ENM(decl->Resource.Resource, tgsi_texture_names);
> - if (decl->Resource.Writable)
> + ENM(decl->Image.Resource, tgsi_texture_names);
> + TXT(", ");
> + UID(decl->Image.Format);
> + if (decl->Image.Writable)
> TXT(", WR");
> - if (decl->Resource.Raw)
> + if (decl->Image.Raw)
> TXT(", RAW");
> }
>
> diff --git a/src/gallium/auxiliary/tgsi/tgsi_parse.c b/src/gallium/auxiliary/tgsi/tgsi_parse.c
> index 0729b5d..9a52bbb 100644
> --- a/src/gallium/auxiliary/tgsi/tgsi_parse.c
> +++ b/src/gallium/auxiliary/tgsi/tgsi_parse.c
> @@ -121,8 +121,8 @@ tgsi_parse_token(
> next_token( ctx, &decl->Semantic );
> }
>
> - if (decl->Declaration.File == TGSI_FILE_RESOURCE) {
> - next_token(ctx, &decl->Resource);
> + if (decl->Declaration.File == TGSI_FILE_IMAGE) {
> + next_token(ctx, &decl->Image);
> }
>
> if (decl->Declaration.File == TGSI_FILE_SAMPLER_VIEW) {
> diff --git a/src/gallium/auxiliary/tgsi/tgsi_parse.h b/src/gallium/auxiliary/tgsi/tgsi_parse.h
> index 35e1c7c..5ed1a83 100644
> --- a/src/gallium/auxiliary/tgsi/tgsi_parse.h
> +++ b/src/gallium/auxiliary/tgsi/tgsi_parse.h
> @@ -64,7 +64,7 @@ struct tgsi_full_declaration
> struct tgsi_declaration_dimension Dim;
> struct tgsi_declaration_interp Interp;
> struct tgsi_declaration_semantic Semantic;
> - struct tgsi_declaration_resource Resource;
> + struct tgsi_declaration_image Image;
> struct tgsi_declaration_sampler_view SamplerView;
> struct tgsi_declaration_array Array;
> };
> diff --git a/src/gallium/auxiliary/tgsi/tgsi_strings.c b/src/gallium/auxiliary/tgsi/tgsi_strings.c
> index fd926b3..ae30399 100644
> --- a/src/gallium/auxiliary/tgsi/tgsi_strings.c
> +++ b/src/gallium/auxiliary/tgsi/tgsi_strings.c
> @@ -54,8 +54,8 @@ static const char *tgsi_file_names[] =
> "IMM",
> "PRED",
> "SV",
> - "RES",
> - "SVIEW"
> + "IMAGE",
> + "SVIEW",
> };
You forgot to update src/gallium/tests/trivial/compute.c, and so you did
break all of those compute tests. Please don't break them because they
are useful for people which work on compute. :-)
>
> const char *tgsi_semantic_names[TGSI_SEMANTIC_COUNT] =
> diff --git a/src/gallium/auxiliary/tgsi/tgsi_text.c b/src/gallium/auxiliary/tgsi/tgsi_text.c
> index 4a82c9b..a45ab90 100644
> --- a/src/gallium/auxiliary/tgsi/tgsi_text.c
> +++ b/src/gallium/auxiliary/tgsi/tgsi_text.c
> @@ -1251,10 +1251,10 @@ static boolean parse_declaration( struct translate_ctx *ctx )
>
> cur++;
> eat_opt_white( &cur );
> - if (file == TGSI_FILE_RESOURCE) {
> + if (file == TGSI_FILE_IMAGE) {
> for (i = 0; i < TGSI_TEXTURE_COUNT; i++) {
> if (str_match_nocase_whole(&cur, tgsi_texture_names[i])) {
> - decl.Resource.Resource = i;
> + decl.Image.Resource = i;
> break;
> }
> }
> @@ -1263,16 +1263,18 @@ static boolean parse_declaration( struct translate_ctx *ctx )
> return FALSE;
> }
>
> + /* XXX format */
> +
> cur2 = cur;
> eat_opt_white(&cur2);
> while (*cur2 == ',') {
> cur2++;
> eat_opt_white(&cur2);
> if (str_match_nocase_whole(&cur2, "RAW")) {
> - decl.Resource.Raw = 1;
> + decl.Image.Raw = 1;
>
> } else if (str_match_nocase_whole(&cur2, "WR")) {
> - decl.Resource.Writable = 1;
> + decl.Image.Writable = 1;
>
> } else {
> break;
> diff --git a/src/gallium/auxiliary/tgsi/tgsi_ureg.c b/src/gallium/auxiliary/tgsi/tgsi_ureg.c
> index 4aaf8df..ee23df9 100644
> --- a/src/gallium/auxiliary/tgsi/tgsi_ureg.c
> +++ b/src/gallium/auxiliary/tgsi/tgsi_ureg.c
> @@ -50,6 +50,7 @@ union tgsi_any_token {
> struct tgsi_declaration_range decl_range;
> struct tgsi_declaration_dimension decl_dim;
> struct tgsi_declaration_interp decl_interp;
> + struct tgsi_declaration_image decl_image;
> struct tgsi_declaration_semantic decl_semantic;
> struct tgsi_declaration_sampler_view decl_sampler_view;
> struct tgsi_declaration_array array;
> @@ -155,6 +156,15 @@ struct ureg_program
> } sampler_view[PIPE_MAX_SHADER_SAMPLER_VIEWS];
> unsigned nr_sampler_views;
>
> + struct {
> + unsigned index;
> + unsigned target;
> + unsigned format;
> + boolean wr;
> + boolean raw;
> + } image[PIPE_MAX_SHADER_IMAGES];
> + unsigned nr_images;
> +
> struct util_bitmask *free_temps;
> struct util_bitmask *local_temps;
> struct util_bitmask *decl_temps;
> @@ -648,6 +658,37 @@ ureg_DECL_sampler_view(struct ureg_program *ureg,
> return reg;
> }
>
> +/* Allocate a new image.
> + */
> +struct ureg_src
> +ureg_DECL_image(struct ureg_program *ureg,
> + unsigned index,
> + unsigned target,
> + unsigned format,
> + boolean wr,
> + boolean raw)
> +{
> + struct ureg_src reg = ureg_src_register(TGSI_FILE_IMAGE, index);
> + unsigned i;
> +
> + for (i = 0; i < ureg->nr_images; i++)
> + if (ureg->image[i].index == index)
> + return reg;
> +
> + if (i < PIPE_MAX_SHADER_IMAGES) {
> + ureg->image[i].index = index;
> + ureg->image[i].target = target;
> + ureg->image[i].wr = wr;
> + ureg->image[i].raw = raw;
> + ureg->image[i].format = format;
> + ureg->nr_images++;
> + return reg;
> + }
> +
> + assert(0);
> + return reg;
> +}
> +
> static int
> match_or_expand_immediate64( const unsigned *v,
> int type,
> @@ -1478,6 +1519,33 @@ emit_decl_sampler_view(struct ureg_program *ureg,
> }
>
> static void
> +emit_decl_image(struct ureg_program *ureg,
> + unsigned index,
> + unsigned target,
> + unsigned format,
> + boolean wr,
> + boolean raw)
> +{
> + union tgsi_any_token *out = get_tokens(ureg, DOMAIN_DECL, 3);
> +
> + out[0].value = 0;
> + out[0].decl.Type = TGSI_TOKEN_TYPE_DECLARATION;
> + out[0].decl.NrTokens = 3;
> + out[0].decl.File = TGSI_FILE_IMAGE;
> + out[0].decl.UsageMask = 0xf;
> +
> + out[1].value = 0;
> + out[1].decl_range.First = index;
> + out[1].decl_range.Last = index;
> +
> + out[2].value = 0;
> + out[2].decl_image.Resource = target;
> + out[2].decl_image.Writable = wr;
> + out[2].decl_image.Raw = raw;
> + out[2].decl_image.Format = format;
> +}
> +
> +static void
> emit_immediate( struct ureg_program *ureg,
> const unsigned *v,
> unsigned type )
> @@ -1636,6 +1704,15 @@ static void emit_decls( struct ureg_program *ureg )
> ureg->sampler_view[i].return_type_w);
> }
>
> + for (i = 0; i < ureg->nr_images; i++) {
> + emit_decl_image(ureg,
> + ureg->image[i].index,
> + ureg->image[i].target,
> + ureg->image[i].format,
> + ureg->image[i].wr,
> + ureg->image[i].raw);
> + }
> +
> if (ureg->const_decls.nr_constant_ranges) {
> for (i = 0; i < ureg->const_decls.nr_constant_ranges; i++) {
> emit_decl_range(ureg,
> diff --git a/src/gallium/auxiliary/tgsi/tgsi_ureg.h b/src/gallium/auxiliary/tgsi/tgsi_ureg.h
> index 0aae550..bba2afb 100644
> --- a/src/gallium/auxiliary/tgsi/tgsi_ureg.h
> +++ b/src/gallium/auxiliary/tgsi/tgsi_ureg.h
> @@ -327,6 +327,13 @@ ureg_DECL_sampler_view(struct ureg_program *,
> unsigned return_type_z,
> unsigned return_type_w );
>
> +struct ureg_src
> +ureg_DECL_image(struct ureg_program *ureg,
> + unsigned index,
> + unsigned target,
> + unsigned format,
> + boolean wr,
> + boolean raw);
>
> static inline struct ureg_src
> ureg_imm4f( struct ureg_program *ureg,
> diff --git a/src/gallium/drivers/ilo/shader/toy_tgsi.c b/src/gallium/drivers/ilo/shader/toy_tgsi.c
> index d38585f..9a7140b 100644
> --- a/src/gallium/drivers/ilo/shader/toy_tgsi.c
> +++ b/src/gallium/drivers/ilo/shader/toy_tgsi.c
> @@ -1593,7 +1593,7 @@ ra_get_type(struct toy_tgsi *tgsi, const struct tgsi_full_instruction *tgsi_inst
> tgsi_inst->Src[operand].Register.File;
> switch (file) {
> case TGSI_FILE_SAMPLER:
> - case TGSI_FILE_RESOURCE:
> + case TGSI_FILE_IMAGE:
> case TGSI_FILE_SAMPLER_VIEW:
> type = TOY_TYPE_D;
> break;
> @@ -1834,7 +1834,7 @@ ra_get_src_indirect(struct toy_tgsi *tgsi,
> src = tsrc_null();
> break;
> case TGSI_FILE_SAMPLER:
> - case TGSI_FILE_RESOURCE:
> + case TGSI_FILE_IMAGE:
> case TGSI_FILE_SAMPLER_VIEW:
> is_resource = true;
> /* fall through */
> @@ -1918,7 +1918,7 @@ ra_get_src(struct toy_tgsi *tgsi,
> need_vrf = true;
> break;
> case TGSI_FILE_SAMPLER:
> - case TGSI_FILE_RESOURCE:
> + case TGSI_FILE_IMAGE:
> case TGSI_FILE_SAMPLER_VIEW:
> assert(!s->Register.Dimension);
> src = tsrc_imm_d(s->Register.Index);
> @@ -2256,7 +2256,7 @@ parse_declaration(struct toy_tgsi *tgsi,
> case TGSI_FILE_SAMPLER:
> case TGSI_FILE_PREDICATE:
> case TGSI_FILE_ADDRESS:
> - case TGSI_FILE_RESOURCE:
> + case TGSI_FILE_IMAGE:
> case TGSI_FILE_SAMPLER_VIEW:
> /* nothing to do */
> break;
> diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp
> index beb67fe..87c5dc1 100644
> --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp
> +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp
> @@ -348,7 +348,7 @@ static nv50_ir::DataFile translateFile(uint file)
> case TGSI_FILE_PREDICATE: return nv50_ir::FILE_PREDICATE;
> case TGSI_FILE_IMMEDIATE: return nv50_ir::FILE_IMMEDIATE;
> case TGSI_FILE_SYSTEM_VALUE: return nv50_ir::FILE_SYSTEM_VALUE;
> - case TGSI_FILE_RESOURCE: return nv50_ir::FILE_MEMORY_GLOBAL;
> + //case TGSI_FILE_RESOURCE: return nv50_ir::FILE_MEMORY_GLOBAL;
You definitely break global ressources here. What is your plan for that?
Are you going to fix them in upcoming patches?
-Samuel.
> case TGSI_FILE_SAMPLER:
> case TGSI_FILE_NULL:
> default:
> @@ -864,7 +864,7 @@ bool Source::scanSource()
> clipVertexOutput = -1;
>
> textureViews.resize(scan.file_max[TGSI_FILE_SAMPLER_VIEW] + 1);
> - resources.resize(scan.file_max[TGSI_FILE_RESOURCE] + 1);
> + //resources.resize(scan.file_max[TGSI_FILE_RESOURCE] + 1);
>
> info->immd.bufSize = 0;
>
> @@ -1152,6 +1152,7 @@ bool Source::scanDeclaration(const struct tgsi_full_declaration *decl)
> }
> }
> break;
> +/*
> case TGSI_FILE_RESOURCE:
> for (i = first; i <= last; ++i) {
> resources[i].target = decl->Resource.Resource;
> @@ -1159,6 +1160,7 @@ bool Source::scanDeclaration(const struct tgsi_full_declaration *decl)
> resources[i].slot = i;
> }
> break;
> +*/
> case TGSI_FILE_SAMPLER_VIEW:
> for (i = first; i <= last; ++i)
> textureViews[i].target = decl->SamplerView.Resource;
> @@ -1224,11 +1226,13 @@ bool Source::scanInstruction(const struct tgsi_full_instruction *inst)
> if (src.isIndirect(0))
> mainTempsInLMem = true;
> } else
> +/*
> if (src.getFile() == TGSI_FILE_RESOURCE) {
> if (src.getIndex(0) == TGSI_RESOURCE_GLOBAL)
> info->io.globalAccess |= (insn.getOpcode() == TGSI_OPCODE_LOAD) ?
> 0x1 : 0x2;
> } else
> +*/
> if (src.getFile() == TGSI_FILE_OUTPUT) {
> if (src.isIndirect(0)) {
> // We don't know which one is accessed, just mark everything for
> @@ -1279,9 +1283,11 @@ Instruction::getTexture(const tgsi::Source *code, int s) const
> unsigned int r;
>
> switch (getSrc(s).getFile()) {
> +/*
> case TGSI_FILE_RESOURCE:
> r = getSrc(s).getIndex(0);
> return translateTexture(code->resources.at(r).target);
> +*/
> case TGSI_FILE_SAMPLER_VIEW:
> r = getSrc(s).getIndex(0);
> return translateTexture(code->textureViews.at(r).target);
> @@ -1689,7 +1695,7 @@ Converter::acquireDst(int d, int c)
> const int idx = dst.getIndex(0);
> const int idx2d = dst.is2D() ? dst.getIndex(1) : 0;
>
> - if (dst.isMasked(c) || f == TGSI_FILE_RESOURCE)
> + if (dst.isMasked(c)/* || f == TGSI_FILE_RESOURCE*/)
> return NULL;
>
> if (dst.isIndirect(0) ||
> diff --git a/src/gallium/drivers/svga/svga_tgsi_vgpu10.c b/src/gallium/drivers/svga/svga_tgsi_vgpu10.c
> index c979f4a..a44dbd3 100644
> --- a/src/gallium/drivers/svga/svga_tgsi_vgpu10.c
> +++ b/src/gallium/drivers/svga/svga_tgsi_vgpu10.c
> @@ -2298,11 +2298,13 @@ emit_vgpu10_declaration(struct svga_shader_emitter_v10 *emit,
> emit->num_samplers = MAX2(emit->num_samplers, decl->Range.Last + 1);
> return TRUE;
>
> +#if 0
> case TGSI_FILE_RESOURCE:
> /*opcode0.opcodeType = VGPU10_OPCODE_DCL_RESOURCE;*/
> /* XXX more, VGPU10_RETURN_TYPE_FLOAT */
> assert(!"TGSI_FILE_RESOURCE not handled yet");
> return FALSE;
> +#endif
>
> case TGSI_FILE_ADDRESS:
> emit->num_address_regs = MAX2(emit->num_address_regs,
> diff --git a/src/gallium/include/pipe/p_shader_tokens.h b/src/gallium/include/pipe/p_shader_tokens.h
> index e8f4ad2..d182962 100644
> --- a/src/gallium/include/pipe/p_shader_tokens.h
> +++ b/src/gallium/include/pipe/p_shader_tokens.h
> @@ -76,7 +76,7 @@ enum tgsi_file_type {
> TGSI_FILE_IMMEDIATE =7,
> TGSI_FILE_PREDICATE =8,
> TGSI_FILE_SYSTEM_VALUE =9,
> - TGSI_FILE_RESOURCE =10,
> + TGSI_FILE_IMAGE =10,
> TGSI_FILE_SAMPLER_VIEW =11,
> TGSI_FILE_COUNT /**< how many TGSI_FILE_ types */
> };
> @@ -197,11 +197,12 @@ struct tgsi_declaration_semantic
> unsigned Padding : 8;
> };
>
> -struct tgsi_declaration_resource {
> +struct tgsi_declaration_image {
> unsigned Resource : 8; /**< one of TGSI_TEXTURE_ */
> unsigned Raw : 1;
> unsigned Writable : 1;
> - unsigned Padding : 22;
> + unsigned Format : 10; /**< one of PIPE_FORMAT_ */
> + unsigned Padding : 12;
> };
>
> enum tgsi_return_type {
>
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