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vkd3d-shader/hlsl: Parse string constants.

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This commit is contained in:
Francisco Casas 2024-06-14 19:59:21 -04:00 committed by Henri Verbeet
parent 4b2e847d11
commit 090df488ba
Notes: Henri Verbeet 2024-08-07 16:01:12 +02:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/962
8 changed files with 116 additions and 20 deletions
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51
libs/vkd3d-shader/hlsl.c
View File

@ -1499,6 +1499,24 @@ struct hlsl_ir_node *hlsl_new_uint_constant(struct hlsl_ctx *ctx, unsigned int n
return hlsl_new_constant(ctx, hlsl_get_scalar_type(ctx, HLSL_TYPE_UINT), &value, loc);
}
struct hlsl_ir_node *hlsl_new_string_constant(struct hlsl_ctx *ctx, const char *str,
const struct vkd3d_shader_location *loc)
{
struct hlsl_ir_string_constant *s;
if (!(s = hlsl_alloc(ctx, sizeof(*s))))
return NULL;
init_node(&s->node, HLSL_IR_STRING_CONSTANT, ctx->builtin_types.string, loc);
if (!(s->string = hlsl_strdup(ctx, str)))
{
hlsl_free_instr(&s->node);
return NULL;
}
return &s->node;
}
struct hlsl_ir_node *hlsl_new_expr(struct hlsl_ctx *ctx, enum hlsl_ir_expr_op op,
struct hlsl_ir_node *operands[HLSL_MAX_OPERANDS],
struct hlsl_type *data_type, const struct vkd3d_shader_location *loc)
@ -2054,6 +2072,11 @@ static struct hlsl_ir_node *clone_resource_store(struct hlsl_ctx *ctx,
return &dst->node;
}
static struct hlsl_ir_node *clone_string_constant(struct hlsl_ctx *ctx, struct hlsl_ir_string_constant *src)
{
return hlsl_new_string_constant(ctx, src->string, &src->node.loc);
}
static struct hlsl_ir_node *clone_store(struct hlsl_ctx *ctx, struct clone_instr_map *map, struct hlsl_ir_store *src)
{
struct hlsl_ir_store *dst;
@ -2220,6 +2243,9 @@ static struct hlsl_ir_node *clone_instr(struct hlsl_ctx *ctx,
case HLSL_IR_RESOURCE_STORE:
return clone_resource_store(ctx, map, hlsl_ir_resource_store(instr));
case HLSL_IR_STRING_CONSTANT:
return clone_string_constant(ctx, hlsl_ir_string_constant(instr));
case HLSL_IR_STORE:
return clone_store(ctx, map, hlsl_ir_store(instr));
@ -2635,10 +2661,12 @@ const char *hlsl_node_type_to_string(enum hlsl_ir_node_type type)
[HLSL_IR_LOOP ] = "HLSL_IR_LOOP",
[HLSL_IR_JUMP ] = "HLSL_IR_JUMP",
[HLSL_IR_RESOURCE_LOAD ] = "HLSL_IR_RESOURCE_LOAD",
[HLSL_IR_RESOURCE_STORE] = "HLSL_IR_RESOURCE_STORE",
[HLSL_IR_RESOURCE_STORE ] = "HLSL_IR_RESOURCE_STORE",
[HLSL_IR_STRING_CONSTANT] = "HLSL_IR_STRING_CONSTANT",
[HLSL_IR_STORE ] = "HLSL_IR_STORE",
[HLSL_IR_SWITCH ] = "HLSL_IR_SWITCH",
[HLSL_IR_SWIZZLE ] = "HLSL_IR_SWIZZLE",
[HLSL_IR_STATEBLOCK_CONSTANT] = "HLSL_IR_STATEBLOCK_CONSTANT",
};
if (type >= ARRAY_SIZE(names))
@ -3044,6 +3072,11 @@ static void dump_ir_resource_store(struct vkd3d_string_buffer *buffer, const str
vkd3d_string_buffer_printf(buffer, ")");
}
static void dump_ir_string(struct vkd3d_string_buffer *buffer, const struct hlsl_ir_string_constant *string)
{
vkd3d_string_buffer_printf(buffer, "\"%s\"", debugstr_a(string->string));
}
static void dump_ir_store(struct vkd3d_string_buffer *buffer, const struct hlsl_ir_store *store)
{
vkd3d_string_buffer_printf(buffer, "= (");
@ -3163,6 +3196,10 @@ static void dump_instr(struct hlsl_ctx *ctx, struct vkd3d_string_buffer *buffer,
dump_ir_resource_store(buffer, hlsl_ir_resource_store(instr));
break;
case HLSL_IR_STRING_CONSTANT:
dump_ir_string(buffer, hlsl_ir_string_constant(instr));
break;
case HLSL_IR_STORE:
dump_ir_store(buffer, hlsl_ir_store(instr));
break;
@ -3341,6 +3378,12 @@ static void free_ir_resource_load(struct hlsl_ir_resource_load *load)
vkd3d_free(load);
}
static void free_ir_string_constant(struct hlsl_ir_string_constant *string)
{
vkd3d_free(string->string);
vkd3d_free(string);
}
static void free_ir_resource_store(struct hlsl_ir_resource_store *store)
{
hlsl_cleanup_deref(&store->resource);
@ -3425,6 +3468,10 @@ void hlsl_free_instr(struct hlsl_ir_node *node)
free_ir_resource_load(hlsl_ir_resource_load(node));
break;
case HLSL_IR_STRING_CONSTANT:
free_ir_string_constant(hlsl_ir_string_constant(node));
break;
case HLSL_IR_RESOURCE_STORE:
free_ir_resource_store(hlsl_ir_resource_store(node));
break;
@ -3868,6 +3915,7 @@ static void declare_predefined_types(struct hlsl_ctx *ctx)
ctx->builtin_types.sampler[bt] = type;
}
ctx->builtin_types.string = hlsl_new_simple_type(ctx, "STRING", HLSL_CLASS_STRING);
ctx->builtin_types.Void = hlsl_new_simple_type(ctx, "void", HLSL_CLASS_VOID);
hlsl_scope_add_type(ctx->globals, hlsl_new_simple_type(ctx, "DepthStencilView", HLSL_CLASS_DEPTH_STENCIL_VIEW));
hlsl_scope_add_type(ctx->globals, hlsl_new_simple_type(ctx, "DepthStencilState", HLSL_CLASS_DEPTH_STENCIL_STATE));
@ -3876,7 +3924,6 @@ static void declare_predefined_types(struct hlsl_ctx *ctx)
hlsl_scope_add_type(ctx->globals, hlsl_new_simple_type(ctx, "pixelshader", HLSL_CLASS_PIXEL_SHADER));
hlsl_scope_add_type(ctx->globals, hlsl_new_simple_type(ctx, "RasterizerState", HLSL_CLASS_RASTERIZER_STATE));
hlsl_scope_add_type(ctx->globals, hlsl_new_simple_type(ctx, "RenderTargetView", HLSL_CLASS_RENDER_TARGET_VIEW));
hlsl_scope_add_type(ctx->globals, hlsl_new_simple_type(ctx, "STRING", HLSL_CLASS_STRING));
hlsl_scope_add_type(ctx->globals, hlsl_new_simple_type(ctx, "texture", HLSL_CLASS_TEXTURE));
hlsl_scope_add_type(ctx->globals, hlsl_new_simple_type(ctx, "vertexshader", HLSL_CLASS_VERTEX_SHADER));
hlsl_scope_add_type(ctx->globals, hlsl_new_simple_type(ctx, "ComputeShader", HLSL_CLASS_COMPUTE_SHADER));

16
libs/vkd3d-shader/hlsl.h
View File

@ -309,6 +309,7 @@ enum hlsl_ir_node_type
HLSL_IR_JUMP,
HLSL_IR_RESOURCE_LOAD,
HLSL_IR_RESOURCE_STORE,
HLSL_IR_STRING_CONSTANT,
HLSL_IR_STORE,
HLSL_IR_SWIZZLE,
HLSL_IR_SWITCH,
@ -841,6 +842,12 @@ struct hlsl_ir_constant
struct hlsl_reg reg;
};
struct hlsl_ir_string_constant
{
struct hlsl_ir_node node;
char *string;
};
/* Stateblock constants are undeclared values found on state blocks or technique passes descriptions,
* that do not concern regular pixel, vertex, or compute shaders, except for parsing. */
struct hlsl_ir_stateblock_constant
@ -987,6 +994,7 @@ struct hlsl_ctx
/* matrix[HLSL_TYPE_FLOAT][1][3] is a float4x2, i.e. dimx = 2, dimy = 4 */
struct hlsl_type *matrix[HLSL_TYPE_LAST_SCALAR + 1][4][4];
struct hlsl_type *sampler[HLSL_SAMPLER_DIM_LAST_SAMPLER + 1];
struct hlsl_type *string;
struct hlsl_type *Void;
} builtin_types;
@ -1062,6 +1070,12 @@ static inline struct hlsl_ir_constant *hlsl_ir_constant(const struct hlsl_ir_nod
return CONTAINING_RECORD(node, struct hlsl_ir_constant, node);
}
static inline struct hlsl_ir_string_constant *hlsl_ir_string_constant(const struct hlsl_ir_node *node)
{
VKD3D_ASSERT(node->type == HLSL_IR_STRING_CONSTANT);
return CONTAINING_RECORD(node, struct hlsl_ir_string_constant, node);
}
static inline struct hlsl_ir_expr *hlsl_ir_expr(const struct hlsl_ir_node *node)
{
VKD3D_ASSERT(node->type == HLSL_IR_EXPR);
@ -1421,6 +1435,8 @@ struct hlsl_ir_node *hlsl_new_swizzle(struct hlsl_ctx *ctx, uint32_t s, unsigned
struct hlsl_ir_node *val, const struct vkd3d_shader_location *loc);
struct hlsl_ir_node *hlsl_new_stateblock_constant(struct hlsl_ctx *ctx, const char *name,
struct vkd3d_shader_location *loc);
struct hlsl_ir_node *hlsl_new_string_constant(struct hlsl_ctx *ctx, const char *str,
const struct vkd3d_shader_location *loc);
struct hlsl_ir_var *hlsl_new_synthetic_var(struct hlsl_ctx *ctx, const char *template,
struct hlsl_type *type, const struct vkd3d_shader_location *loc);
struct hlsl_ir_var *hlsl_new_synthetic_var_named(struct hlsl_ctx *ctx, const char *name,

9
libs/vkd3d-shader/hlsl.l
View File

@ -208,6 +208,15 @@ while {return KW_WHILE; }
return NEW_IDENTIFIER;
}
{STRING} {
struct hlsl_ctx *ctx = yyget_extra(yyscanner);
char *string = hlsl_strdup(ctx, yytext + 1);
string[strlen(string) - 1] = 0;
yylval->name = string;
return STRING;
}
[0-9]*\.[0-9]+([eE][+-]?[0-9]+)?[h|H|f|F]? {
yylval->floatval = atof(yytext);
return C_FLOAT;

22
libs/vkd3d-shader/hlsl.y
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@ -590,6 +590,7 @@ static union hlsl_constant_value_component evaluate_static_expression(struct hls
{
case HLSL_IR_CONSTANT:
case HLSL_IR_EXPR:
case HLSL_IR_STRING_CONSTANT:
case HLSL_IR_SWIZZLE:
case HLSL_IR_LOAD:
case HLSL_IR_INDEX:
@ -633,6 +634,10 @@ static union hlsl_constant_value_component evaluate_static_expression(struct hls
constant = hlsl_ir_constant(node);
ret = constant->value.u[0];
}
else if (node->type == HLSL_IR_STRING_CONSTANT)
{
hlsl_fixme(ctx, &node->loc, "Evaluate string constants as static expressions.");
}
else
{
hlsl_error(ctx, &node->loc, VKD3D_SHADER_ERROR_HLSL_INVALID_SYNTAX,
@ -8264,6 +8269,23 @@ primary_expr:
YYABORT;
}
}
| STRING
{
struct hlsl_ir_node *c;
if (!(c = hlsl_new_string_constant(ctx, $1, &@1)))
{
vkd3d_free($1);
YYABORT;
}
vkd3d_free($1);
if (!($$ = make_block(ctx, c)))
{
hlsl_free_instr(c);
YYABORT;
}
}
| VAR_IDENTIFIER
{
struct hlsl_ir_load *load;

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

@ -3933,6 +3933,7 @@ static bool dce(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr, void *context)
case HLSL_IR_INDEX:
case HLSL_IR_LOAD:
case HLSL_IR_RESOURCE_LOAD:
case HLSL_IR_STRING_CONSTANT:
case HLSL_IR_SWIZZLE:
if (list_empty(&instr->uses))
{
@ -4213,6 +4214,7 @@ static void compute_liveness_recurse(struct hlsl_block *block, unsigned int loop
break;
}
case HLSL_IR_CONSTANT:
case HLSL_IR_STRING_CONSTANT:
break;
}
}

6
tests/hlsl/attributes.shader_test
View File

@ -17,17 +17,17 @@ float4 main() : sv_target { return 0; }
[numthreads(1)]
float4 main() : sv_target { return 0; }
[pixel shader todo fail(sm>=6)]
[pixel shader fail(sm>=6)]
[numthreads("")]
float4 main() : sv_target { return 0; }
[pixel shader todo fail(sm>=6)]
[pixel shader fail(sm>=6)]
[numthreads("one")]
float4 main() : sv_target { return 0; }
[pixel shader todo fail(sm>=6)]
[pixel shader fail(sm>=6)]
uniform float4 f;

2
tests/hlsl/state-block-function-syntax.shader_test
View File

@ -18,7 +18,7 @@ sampler sam
float4 main() : sv_target { return 0; }
[pixel shader todo]
[pixel shader]
sampler sam
{
SetComputeShader("random string");

4
tests/hlsl/state-block-syntax.shader_test
View File

@ -420,7 +420,7 @@ float4 main() : sv_target { return 0; }
% State blocks may have bracket initializers on the rhs.
[pixel shader todo]
[pixel shader]
sampler sam
{
MaxAnisotropy = 3;
@ -475,7 +475,7 @@ float4 main() : sv_target { return 0; }
% Same rules apply for technique passes
[pixel shader todo]
[pixel shader]
technique
{
pass