[Mesa-dev] [PATCH 01/11] tgsi: add ureg support for image decls
Ilia Mirkin
imirkin at alum.mit.edu
Sat Sep 26 23:33:17 PDT 2015
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_text.c | 10 +--
src/gallium/auxiliary/tgsi/tgsi_ureg.c | 77 ++++++++++++++++++++++
src/gallium/auxiliary/tgsi/tgsi_ureg.h | 7 ++
.../drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp | 12 +++-
src/gallium/include/pipe/p_shader_tokens.h | 7 +-
9 files changed, 145 insertions(+), 46 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 8ceb5b4..dae311d 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_dump.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_dump.c
@@ -341,12 +341,14 @@ 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_text.c b/src/gallium/auxiliary/tgsi/tgsi_text.c
index 3e3ed5b..a60bc67 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_text.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_text.c
@@ -1242,10 +1242,10 @@ 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;
}
}
@@ -1254,16 +1254,18 @@ 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 3d21319..ff3e4b7 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_ureg.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_ureg.c
@@ -49,6 +49,7 @@ 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;
@@ -154,6 +155,15 @@ 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;
@@ -647,6 +657,37 @@ 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,
@@ -1477,6 +1518,33 @@ 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 )
@@ -1635,6 +1703,15 @@ 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/nouveau/codegen/nv50_ir_from_tgsi.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp
index c8efaf5..cc859af 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;
case TGSI_FILE_SAMPLER:
case TGSI_FILE_NULL:
default:
@@ -860,7 +860,7 @@ 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;
@@ -1135,6 +1135,7 @@ 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;
@@ -1142,6 +1143,7 @@ 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;
@@ -1207,11 +1209,13 @@ 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
@@ -1262,9 +1266,11 @@ 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);
@@ -1670,7 +1676,7 @@ 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/include/pipe/p_shader_tokens.h b/src/gallium/include/pipe/p_shader_tokens.h
index b36e0a3..5498ecd 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 */
};
@@ -194,11 +194,12 @@ 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 : 18; /**< one of PIPE_FORMAT_ */
+ unsigned Padding : 4;
};
enum tgsi_return_type {
--
2.4.9
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