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authormarha <marha@users.sourceforge.net>2013-03-04 09:37:48 +0100
committermarha <marha@users.sourceforge.net>2013-03-04 09:37:48 +0100
commited474047e06f28fe740130f3bb13d3a40f4833a9 (patch)
tree35a48f61c00ebb1f0579159c25dbbd1bfe812849 /mesalib/src/glsl
parent3c0e16af61a9e0b6f9edab1d403adfaa85456599 (diff)
parentd4d629b77742e60caac3d120ff40e9f386380af2 (diff)
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Merge remote-tracking branch 'origin/released'
* origin/released: fontconfig libX11 mesalib pixman xserver xkeyboard-config git update 4 Mar 2013 Conflicts: libX11/src/xkb/XKBGAlloc.c libX11/src/xkb/XKBMisc.c
Diffstat (limited to 'mesalib/src/glsl')
-rw-r--r--mesalib/src/glsl/builtin_types.h19
-rw-r--r--mesalib/src/glsl/builtin_variables.cpp2
-rw-r--r--mesalib/src/glsl/glcpp/glcpp-parse.y3
-rw-r--r--mesalib/src/glsl/glsl_lexer.ll15
-rw-r--r--mesalib/src/glsl/glsl_parser.yy11
-rw-r--r--mesalib/src/glsl/glsl_parser_extras.cpp1
-rw-r--r--mesalib/src/glsl/glsl_parser_extras.h2
-rw-r--r--mesalib/src/glsl/glsl_types.cpp18
-rw-r--r--mesalib/src/glsl/glsl_types.h5
-rw-r--r--mesalib/src/glsl/ir.cpp40
-rw-r--r--mesalib/src/glsl/ir.h24
-rw-r--r--mesalib/src/glsl/ir_clone.cpp3
-rw-r--r--mesalib/src/glsl/ir_constant_expression.cpp13
-rw-r--r--mesalib/src/glsl/ir_hv_accept.cpp5
-rw-r--r--mesalib/src/glsl/ir_optimization.h1
-rw-r--r--mesalib/src/glsl/ir_print_visitor.cpp5
-rw-r--r--mesalib/src/glsl/ir_reader.cpp77
-rw-r--r--mesalib/src/glsl/ir_rvalue_visitor.cpp3
-rw-r--r--mesalib/src/glsl/ir_validate.cpp6
-rw-r--r--mesalib/src/glsl/lower_instructions.cpp35
-rw-r--r--mesalib/src/glsl/opt_algebraic.cpp17
-rw-r--r--mesalib/src/glsl/opt_tree_grafting.cpp4
-rw-r--r--mesalib/src/glsl/standalone_scaffolding.cpp1
23 files changed, 224 insertions, 86 deletions
diff --git a/mesalib/src/glsl/builtin_types.h b/mesalib/src/glsl/builtin_types.h
index c78c2d270..acd2d76d5 100644
--- a/mesalib/src/glsl/builtin_types.h
+++ b/mesalib/src/glsl/builtin_types.h
@@ -347,3 +347,22 @@ const glsl_type glsl_type::builtin_ARB_texture_cube_map_array_types[] = {
GLSL_SAMPLER_DIM_CUBE, 0, 1, GLSL_TYPE_UINT, "usamplerCubeArray"),
};
/*@}*/
+
+/** \name Sampler types added by GL_ARB_texture_multisample
+ */
+/*@{*/
+const glsl_type glsl_type::builtin_ARB_texture_multisample_types[] = {
+ glsl_type(GL_SAMPLER_2D_MULTISAMPLE,
+ GLSL_SAMPLER_DIM_MS, 0, 0, GLSL_TYPE_FLOAT, "sampler2DMS"),
+ glsl_type(GL_INT_SAMPLER_2D_MULTISAMPLE,
+ GLSL_SAMPLER_DIM_MS, 0, 0, GLSL_TYPE_INT, "isampler2DMS"),
+ glsl_type(GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE,
+ GLSL_SAMPLER_DIM_MS, 0, 0, GLSL_TYPE_UINT, "usampler2DMS"),
+ glsl_type(GL_SAMPLER_2D_MULTISAMPLE_ARRAY,
+ GLSL_SAMPLER_DIM_MS, 0, 1, GLSL_TYPE_FLOAT, "sampler2DMSArray"),
+ glsl_type(GL_INT_SAMPLER_2D_MULTISAMPLE_ARRAY,
+ GLSL_SAMPLER_DIM_MS, 0, 1, GLSL_TYPE_INT, "isampler2DMSArray"),
+ glsl_type(GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE_ARRAY,
+ GLSL_SAMPLER_DIM_MS, 0, 1, GLSL_TYPE_UINT, "usampler2DMSArray"),
+};
+/*@}*/
diff --git a/mesalib/src/glsl/builtin_variables.cpp b/mesalib/src/glsl/builtin_variables.cpp
index ccee7746e..53c4c51cd 100644
--- a/mesalib/src/glsl/builtin_variables.cpp
+++ b/mesalib/src/glsl/builtin_variables.cpp
@@ -849,6 +849,7 @@ initialize_vs_variables(exec_list *instructions,
generate_130_vs_variables(instructions, state, true);
break;
case 140:
+ case 150:
generate_130_vs_variables(instructions, state, false);
break;
default:
@@ -1140,6 +1141,7 @@ initialize_fs_variables(exec_list *instructions,
generate_130_fs_variables(instructions, state);
break;
case 140:
+ case 150:
generate_140_fs_variables(instructions, state);
break;
default:
diff --git a/mesalib/src/glsl/glcpp/glcpp-parse.y b/mesalib/src/glsl/glcpp/glcpp-parse.y
index e927c7cb7..d6afe8814 100644
--- a/mesalib/src/glsl/glcpp/glcpp-parse.y
+++ b/mesalib/src/glsl/glcpp/glcpp-parse.y
@@ -1230,6 +1230,9 @@ glcpp_parser_create (const struct gl_extensions *extensions, int api)
if (extensions->ARB_shading_language_packing)
add_builtin_define(parser, "GL_ARB_shading_language_packing", 1);
+
+ if (extensions->ARB_texture_multisample)
+ add_builtin_define(parser, "GL_ARB_texture_multisample", 1);
}
}
diff --git a/mesalib/src/glsl/glsl_lexer.ll b/mesalib/src/glsl/glsl_lexer.ll
index ddc9f8073..008ef303d 100644
--- a/mesalib/src/glsl/glsl_lexer.ll
+++ b/mesalib/src/glsl/glsl_lexer.ll
@@ -315,6 +315,15 @@ usamplerCube KEYWORD(130, 300, 130, 300, USAMPLERCUBE);
usampler1DArray KEYWORD(130, 300, 130, 0, USAMPLER1DARRAY);
usampler2DArray KEYWORD(130, 300, 130, 300, USAMPLER2DARRAY);
+ /* additional keywords in ARB_texture_multisample, included in GLSL 1.50 */
+ /* these are reserved but not defined in GLSL 3.00 */
+sampler2DMS KEYWORD_WITH_ALT(150, 300, 150, 0, yyextra->ARB_texture_multisample_enable, SAMPLER2DMS);
+isampler2DMS KEYWORD_WITH_ALT(150, 300, 150, 0, yyextra->ARB_texture_multisample_enable, ISAMPLER2DMS);
+usampler2DMS KEYWORD_WITH_ALT(150, 300, 150, 0, yyextra->ARB_texture_multisample_enable, USAMPLER2DMS);
+sampler2DMSArray KEYWORD_WITH_ALT(150, 300, 150, 0, yyextra->ARB_texture_multisample_enable, SAMPLER2DMSARRAY);
+isampler2DMSArray KEYWORD_WITH_ALT(150, 300, 150, 0, yyextra->ARB_texture_multisample_enable, ISAMPLER2DMSARRAY);
+usampler2DMSArray KEYWORD_WITH_ALT(150, 300, 150, 0, yyextra->ARB_texture_multisample_enable, USAMPLER2DMSARRAY);
+
samplerCubeArray {
if (yyextra->ARB_texture_cube_map_array_enable)
return SAMPLERCUBEARRAY;
@@ -531,12 +540,6 @@ atomic_uint KEYWORD(0, 300, 0, 0, ATOMIC_UINT);
patch KEYWORD(0, 300, 0, 0, PATCH);
sample KEYWORD(0, 300, 0, 0, SAMPLE);
subroutine KEYWORD(0, 300, 0, 0, SUBROUTINE);
-sampler2DMS KEYWORD(0, 300, 0, 0, SAMPLER2DMS);
-isampler2DMS KEYWORD(0, 300, 0, 0, ISAMPLER2DMS);
-usampler2DMS KEYWORD(0, 300, 0, 0, USAMPLER2DMS);
-sampler2DMSArray KEYWORD(0, 300, 0, 0, SAMPLER2DMSARRAY);
-isampler2DMSArray KEYWORD(0, 300, 0, 0, ISAMPLER2DMSARRAY);
-usampler2DMSArray KEYWORD(0, 300, 0, 0, USAMPLER2DMSARRAY);
[_a-zA-Z][_a-zA-Z0-9]* {
diff --git a/mesalib/src/glsl/glsl_parser.yy b/mesalib/src/glsl/glsl_parser.yy
index 154ce2d09..f52ed9b0a 100644
--- a/mesalib/src/glsl/glsl_parser.yy
+++ b/mesalib/src/glsl/glsl_parser.yy
@@ -109,6 +109,8 @@ static void yyerror(YYLTYPE *loc, _mesa_glsl_parse_state *st, const char *msg)
%token USAMPLER2DARRAY USAMPLERCUBEARRAY
%token SAMPLER2DRECT ISAMPLER2DRECT USAMPLER2DRECT SAMPLER2DRECTSHADOW
%token SAMPLERBUFFER ISAMPLERBUFFER USAMPLERBUFFER
+%token SAMPLER2DMS ISAMPLER2DMS USAMPLER2DMS
+%token SAMPLER2DMSARRAY ISAMPLER2DMSARRAY USAMPLER2DMSARRAY
%token SAMPLEREXTERNALOES
%token STRUCT VOID_TOK WHILE
%token <identifier> IDENTIFIER TYPE_IDENTIFIER NEW_IDENTIFIER
@@ -140,8 +142,7 @@ static void yyerror(YYLTYPE *loc, _mesa_glsl_parse_state *st, const char *msg)
%token SAMPLER3DRECT
%token SIZEOF CAST NAMESPACE USING
%token COHERENT RESTRICT READONLY WRITEONLY RESOURCE ATOMIC_UINT PATCH SAMPLE
-%token SUBROUTINE SAMPLER2DMS ISAMPLER2DMS USAMPLER2DMS SAMPLER2DMSARRAY
-%token ISAMPLER2DMSARRAY USAMPLER2DMSARRAY
+%token SUBROUTINE
%token ERROR_TOK
@@ -1462,6 +1463,12 @@ basic_type_specifier_nonarray:
| USAMPLER2DARRAY { $$ = "usampler2DArray"; }
| USAMPLERBUFFER { $$ = "usamplerBuffer"; }
| USAMPLERCUBEARRAY { $$ = "usamplerCubeArray"; }
+ | SAMPLER2DMS { $$ = "sampler2DMS"; }
+ | ISAMPLER2DMS { $$ = "isampler2DMS"; }
+ | USAMPLER2DMS { $$ = "usampler2DMS"; }
+ | SAMPLER2DMSARRAY { $$ = "sampler2DMSArray"; }
+ | ISAMPLER2DMSARRAY { $$ = "isampler2DMSArray"; }
+ | USAMPLER2DMSARRAY { $$ = "usampler2DMSArray"; }
;
precision_qualifier:
diff --git a/mesalib/src/glsl/glsl_parser_extras.cpp b/mesalib/src/glsl/glsl_parser_extras.cpp
index df1714850..9d7de3381 100644
--- a/mesalib/src/glsl/glsl_parser_extras.cpp
+++ b/mesalib/src/glsl/glsl_parser_extras.cpp
@@ -467,6 +467,7 @@ static const _mesa_glsl_extension _mesa_glsl_supported_extensions[] = {
EXT(OES_standard_derivatives, false, false, true, false, true, OES_standard_derivatives),
EXT(ARB_texture_cube_map_array, true, false, true, true, false, ARB_texture_cube_map_array),
EXT(ARB_shading_language_packing, true, false, true, true, false, ARB_shading_language_packing),
+ EXT(ARB_texture_multisample, true, false, true, true, false, ARB_texture_multisample),
};
#undef EXT
diff --git a/mesalib/src/glsl/glsl_parser_extras.h b/mesalib/src/glsl/glsl_parser_extras.h
index 1815bb9b9..ad296f0ea 100644
--- a/mesalib/src/glsl/glsl_parser_extras.h
+++ b/mesalib/src/glsl/glsl_parser_extras.h
@@ -284,6 +284,8 @@ struct _mesa_glsl_parse_state {
bool ARB_texture_cube_map_array_warn;
bool ARB_shading_language_packing_enable;
bool ARB_shading_language_packing_warn;
+ bool ARB_texture_multisample_enable;
+ bool ARB_texture_multisample_warn;
/*@}*/
/** Extensions supported by the OpenGL implementation. */
diff --git a/mesalib/src/glsl/glsl_types.cpp b/mesalib/src/glsl/glsl_types.cpp
index 82aeb84ed..a783dcc3b 100644
--- a/mesalib/src/glsl/glsl_types.cpp
+++ b/mesalib/src/glsl/glsl_types.cpp
@@ -198,6 +198,8 @@ glsl_type::sampler_index() const
return TEXTURE_BUFFER_INDEX;
case GLSL_SAMPLER_DIM_EXTERNAL:
return TEXTURE_EXTERNAL_INDEX;
+ case GLSL_SAMPLER_DIM_MS:
+ return (t->sampler_array) ? TEXTURE_2D_MULTISAMPLE_ARRAY_INDEX : TEXTURE_2D_MULTISAMPLE_INDEX;
default:
assert(!"Should not get here.");
return TEXTURE_BUFFER_INDEX;
@@ -345,6 +347,16 @@ glsl_type::generate_ARB_texture_cube_map_array_types(glsl_symbol_table *symtab,
}
void
+glsl_type::generate_ARB_texture_multisample_types(glsl_symbol_table *symtab,
+ bool warn)
+{
+ bool skip_1d = false;
+ add_types_to_symbol_table(symtab, builtin_ARB_texture_multisample_types,
+ Elements(builtin_ARB_texture_multisample_types),
+ warn, skip_1d);
+}
+
+void
_mesa_glsl_initialize_types(struct _mesa_glsl_parse_state *state)
{
if (state->es_shader) {
@@ -373,6 +385,7 @@ _mesa_glsl_initialize_types(struct _mesa_glsl_parse_state *state)
glsl_type::generate_130_types(state->symbols, true, skip_1d);
break;
case 140:
+ case 150:
glsl_type::generate_140_types(state->symbols);
break;
default:
@@ -412,6 +425,11 @@ _mesa_glsl_initialize_types(struct _mesa_glsl_parse_state *state)
glsl_type::generate_ARB_texture_cube_map_array_types(state->symbols,
state->ARB_texture_cube_map_array_warn);
}
+
+ if (state->ARB_texture_multisample_enable) {
+ glsl_type::generate_ARB_texture_multisample_types(state->symbols,
+ state->ARB_texture_multisample_warn);
+ }
}
diff --git a/mesalib/src/glsl/glsl_types.h b/mesalib/src/glsl/glsl_types.h
index 8cfd8dd02..79304269d 100644
--- a/mesalib/src/glsl/glsl_types.h
+++ b/mesalib/src/glsl/glsl_types.h
@@ -67,7 +67,8 @@ enum glsl_sampler_dim {
GLSL_SAMPLER_DIM_CUBE,
GLSL_SAMPLER_DIM_RECT,
GLSL_SAMPLER_DIM_BUF,
- GLSL_SAMPLER_DIM_EXTERNAL
+ GLSL_SAMPLER_DIM_EXTERNAL,
+ GLSL_SAMPLER_DIM_MS
};
enum glsl_interface_packing {
@@ -561,6 +562,7 @@ private:
static const glsl_type builtin_EXT_texture_buffer_object_types[];
static const glsl_type builtin_OES_EGL_image_external_types[];
static const glsl_type builtin_ARB_texture_cube_map_array_types[];
+ static const glsl_type builtin_ARB_texture_multisample_types[];
/*@}*/
/**
@@ -586,6 +588,7 @@ private:
static void generate_OES_texture_3D_types(glsl_symbol_table *, bool);
static void generate_OES_EGL_image_external_types(glsl_symbol_table *, bool);
static void generate_ARB_texture_cube_map_array_types(glsl_symbol_table *, bool);
+ static void generate_ARB_texture_multisample_types(glsl_symbol_table *, bool);
/*@}*/
/**
diff --git a/mesalib/src/glsl/ir.cpp b/mesalib/src/glsl/ir.cpp
index 954995db3..2eb3af695 100644
--- a/mesalib/src/glsl/ir.cpp
+++ b/mesalib/src/glsl/ir.cpp
@@ -195,34 +195,6 @@ ir_assignment::ir_assignment(ir_rvalue *lhs, ir_rvalue *rhs,
this->set_lhs(lhs);
}
-
-ir_expression::ir_expression(int op, const struct glsl_type *type,
- ir_rvalue *op0)
-{
- assert(get_num_operands(ir_expression_operation(op)) == 1);
- this->ir_type = ir_type_expression;
- this->type = type;
- this->operation = ir_expression_operation(op);
- this->operands[0] = op0;
- this->operands[1] = NULL;
- this->operands[2] = NULL;
- this->operands[3] = NULL;
-}
-
-ir_expression::ir_expression(int op, const struct glsl_type *type,
- ir_rvalue *op0, ir_rvalue *op1)
-{
- assert(((op1 == NULL) && (get_num_operands(ir_expression_operation(op)) == 1))
- || (get_num_operands(ir_expression_operation(op)) == 2));
- this->ir_type = ir_type_expression;
- this->type = type;
- this->operation = ir_expression_operation(op);
- this->operands[0] = op0;
- this->operands[1] = op1;
- this->operands[2] = NULL;
- this->operands[3] = NULL;
-}
-
ir_expression::ir_expression(int op, const struct glsl_type *type,
ir_rvalue *op0, ir_rvalue *op1,
ir_rvalue *op2, ir_rvalue *op3)
@@ -234,6 +206,12 @@ ir_expression::ir_expression(int op, const struct glsl_type *type,
this->operands[1] = op1;
this->operands[2] = op2;
this->operands[3] = op3;
+#ifndef NDEBUG
+ int num_operands = get_num_operands(this->operation);
+ for (int i = num_operands; i < 4; i++) {
+ assert(this->operands[i] == NULL);
+ }
+#endif
}
ir_expression::ir_expression(int op, ir_rvalue *op0)
@@ -438,6 +416,9 @@ ir_expression::get_num_operands(ir_expression_operation op)
if (op <= ir_last_binop)
return 2;
+ if (op <= ir_last_triop)
+ return 3;
+
if (op == ir_quadop_vector)
return 4;
@@ -524,6 +505,7 @@ static const char *const operator_strs[] = {
"pow",
"packHalf2x16_split",
"ubo_load",
+ "lrp",
"vector",
};
@@ -1325,7 +1307,7 @@ ir_dereference::is_lvalue() const
}
-static const char *tex_opcode_strs[] = { "tex", "txb", "txl", "txd", "txf", "txs" };
+static const char *tex_opcode_strs[] = { "tex", "txb", "txl", "txd", "txf", "txf_ms", "txs" };
const char *ir_texture::opcode_string()
{
diff --git a/mesalib/src/glsl/ir.h b/mesalib/src/glsl/ir.h
index 1e09988e5..393b48673 100644
--- a/mesalib/src/glsl/ir.h
+++ b/mesalib/src/glsl/ir.h
@@ -1118,6 +1118,13 @@ enum ir_expression_operation {
*/
ir_last_binop = ir_binop_ubo_load,
+ ir_triop_lrp,
+
+ /**
+ * A sentinel marking the last of the ternary operations.
+ */
+ ir_last_triop = ir_triop_lrp,
+
ir_quadop_vector,
/**
@@ -1128,25 +1135,20 @@ enum ir_expression_operation {
class ir_expression : public ir_rvalue {
public:
+ ir_expression(int op, const struct glsl_type *type,
+ ir_rvalue *op0, ir_rvalue *op1 = NULL,
+ ir_rvalue *op2 = NULL, ir_rvalue *op3 = NULL);
+
/**
* Constructor for unary operation expressions
*/
- ir_expression(int op, const struct glsl_type *type, ir_rvalue *);
ir_expression(int op, ir_rvalue *);
/**
* Constructor for binary operation expressions
*/
- ir_expression(int op, const struct glsl_type *type,
- ir_rvalue *, ir_rvalue *);
ir_expression(int op, ir_rvalue *op0, ir_rvalue *op1);
- /**
- * Constructor for quad operator expressions
- */
- ir_expression(int op, const struct glsl_type *type,
- ir_rvalue *, ir_rvalue *, ir_rvalue *, ir_rvalue *);
-
virtual ir_expression *as_expression()
{
return this;
@@ -1422,6 +1424,7 @@ enum ir_texture_opcode {
ir_txl, /**< Texture look-up with explicit LOD */
ir_txd, /**< Texture look-up with partial derivatvies */
ir_txf, /**< Texel fetch with explicit LOD */
+ ir_txf_ms, /**< Multisample texture fetch */
ir_txs /**< Texture size */
};
@@ -1443,6 +1446,8 @@ enum ir_texture_opcode {
* (txl <type> <sampler> <coordinate> 0 1 ( ) <lod>)
* (txd <type> <sampler> <coordinate> 0 1 ( ) (dPdx dPdy))
* (txf <type> <sampler> <coordinate> 0 <lod>)
+ * (txf_ms
+ * <type> <sampler> <coordinate> <sample_index>)
* (txs <type> <sampler> <lod>)
*/
class ir_texture : public ir_rvalue {
@@ -1509,6 +1514,7 @@ public:
union {
ir_rvalue *lod; /**< Floating point LOD */
ir_rvalue *bias; /**< Floating point LOD bias */
+ ir_rvalue *sample_index; /**< MSAA sample index */
struct {
ir_rvalue *dPdx; /**< Partial derivative of coordinate wrt X */
ir_rvalue *dPdy; /**< Partial derivative of coordinate wrt Y */
diff --git a/mesalib/src/glsl/ir_clone.cpp b/mesalib/src/glsl/ir_clone.cpp
index b94ff05df..4797451d7 100644
--- a/mesalib/src/glsl/ir_clone.cpp
+++ b/mesalib/src/glsl/ir_clone.cpp
@@ -252,6 +252,9 @@ ir_texture::clone(void *mem_ctx, struct hash_table *ht) const
case ir_txs:
new_tex->lod_info.lod = this->lod_info.lod->clone(mem_ctx, ht);
break;
+ case ir_txf_ms:
+ new_tex->lod_info.sample_index = this->lod_info.sample_index->clone(mem_ctx, ht);
+ break;
case ir_txd:
new_tex->lod_info.grad.dPdx = this->lod_info.grad.dPdx->clone(mem_ctx, ht);
new_tex->lod_info.grad.dPdy = this->lod_info.grad.dPdy->clone(mem_ctx, ht);
diff --git a/mesalib/src/glsl/ir_constant_expression.cpp b/mesalib/src/glsl/ir_constant_expression.cpp
index 86b863f31..c2d0dc46c 100644
--- a/mesalib/src/glsl/ir_constant_expression.cpp
+++ b/mesalib/src/glsl/ir_constant_expression.cpp
@@ -1248,6 +1248,19 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
}
break;
+ case ir_triop_lrp: {
+ assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
+ assert(op[1]->type->base_type == GLSL_TYPE_FLOAT);
+ assert(op[2]->type->base_type == GLSL_TYPE_FLOAT);
+
+ unsigned c2_inc = op[2]->type->is_scalar() ? 0 : 1;
+ for (unsigned c = 0, c2 = 0; c < components; c2 += c2_inc, c++) {
+ data.f[c] = op[0]->value.f[c] * (1.0f - op[2]->value.f[c2]) +
+ (op[1]->value.f[c] * op[2]->value.f[c2]);
+ }
+ break;
+ }
+
case ir_quadop_vector:
for (unsigned c = 0; c < this->type->vector_elements; c++) {
switch (this->type->base_type) {
diff --git a/mesalib/src/glsl/ir_hv_accept.cpp b/mesalib/src/glsl/ir_hv_accept.cpp
index 3ce895924..5fa75011e 100644
--- a/mesalib/src/glsl/ir_hv_accept.cpp
+++ b/mesalib/src/glsl/ir_hv_accept.cpp
@@ -226,6 +226,11 @@ ir_texture::accept(ir_hierarchical_visitor *v)
if (s != visit_continue)
return (s == visit_continue_with_parent) ? visit_continue : s;
break;
+ case ir_txf_ms:
+ s = this->lod_info.sample_index->accept(v);
+ if (s != visit_continue)
+ return (s == visit_continue_with_parent) ? visit_continue : s;
+ break;
case ir_txd:
s = this->lod_info.grad.dPdx->accept(v);
if (s != visit_continue)
diff --git a/mesalib/src/glsl/ir_optimization.h b/mesalib/src/glsl/ir_optimization.h
index 8f3301840..2454bbe6f 100644
--- a/mesalib/src/glsl/ir_optimization.h
+++ b/mesalib/src/glsl/ir_optimization.h
@@ -36,6 +36,7 @@
#define LOG_TO_LOG2 0x10
#define MOD_TO_FRACT 0x20
#define INT_DIV_TO_MUL_RCP 0x40
+#define LRP_TO_ARITH 0x80
/**
* \see class lower_packing_builtins_visitor
diff --git a/mesalib/src/glsl/ir_print_visitor.cpp b/mesalib/src/glsl/ir_print_visitor.cpp
index acc92dbf1..3bdea9bbc 100644
--- a/mesalib/src/glsl/ir_print_visitor.cpp
+++ b/mesalib/src/glsl/ir_print_visitor.cpp
@@ -260,7 +260,7 @@ void ir_print_visitor::visit(ir_texture *ir)
printf(" ");
}
- if (ir->op != ir_txf && ir->op != ir_txs) {
+ if (ir->op != ir_txf && ir->op != ir_txf_ms && ir->op != ir_txs) {
if (ir->projector)
ir->projector->accept(this);
else
@@ -287,6 +287,9 @@ void ir_print_visitor::visit(ir_texture *ir)
case ir_txs:
ir->lod_info.lod->accept(this);
break;
+ case ir_txf_ms:
+ ir->lod_info.sample_index->accept(this);
+ break;
case ir_txd:
printf("(");
ir->lod_info.grad.dPdx->accept(this);
diff --git a/mesalib/src/glsl/ir_reader.cpp b/mesalib/src/glsl/ir_reader.cpp
index 405e75b64..22ce03b0d 100644
--- a/mesalib/src/glsl/ir_reader.cpp
+++ b/mesalib/src/glsl/ir_reader.cpp
@@ -676,15 +676,16 @@ ir_reader::read_expression(s_expression *expr)
{
s_expression *s_type;
s_symbol *s_op;
- s_expression *s_arg1;
+ s_expression *s_arg[3];
- s_pattern pat[] = { "expression", s_type, s_op, s_arg1 };
+ s_pattern pat[] = { "expression", s_type, s_op, s_arg[0] };
if (!PARTIAL_MATCH(expr, pat)) {
ir_read_error(expr, "expected (expression <type> <operator> "
"<operand> [<operand>])");
return NULL;
}
- s_expression *s_arg2 = (s_expression *) s_arg1->next; // may be tail sentinel
+ s_arg[1] = (s_expression *) s_arg[0]->next; // may be tail sentinel
+ s_arg[2] = (s_expression *) s_arg[1]->next; // may be tail sentinel or NULL
const glsl_type *type = read_type(s_type);
if (type == NULL)
@@ -697,35 +698,27 @@ ir_reader::read_expression(s_expression *expr)
return NULL;
}
- unsigned num_operands = ir_expression::get_num_operands(op);
- if (num_operands == 1 && !s_arg1->next->is_tail_sentinel()) {
- ir_read_error(expr, "expected (expression <type> %s <operand>)",
- s_op->value());
+ int num_operands = -3; /* skip "expression" <type> <operation> */
+ foreach_list(n, &((s_list *) expr)->subexpressions)
+ ++num_operands;
+
+ int expected_operands = ir_expression::get_num_operands(op);
+ if (num_operands != expected_operands) {
+ ir_read_error(expr, "found %d expression operands, expected %d",
+ num_operands, expected_operands);
return NULL;
}
- ir_rvalue *arg1 = read_rvalue(s_arg1);
- ir_rvalue *arg2 = NULL;
- if (arg1 == NULL) {
- ir_read_error(NULL, "when reading first operand of %s", s_op->value());
- return NULL;
- }
-
- if (num_operands == 2) {
- if (s_arg2->is_tail_sentinel() || !s_arg2->next->is_tail_sentinel()) {
- ir_read_error(expr, "expected (expression <type> %s <operand> "
- "<operand>)", s_op->value());
- return NULL;
- }
- arg2 = read_rvalue(s_arg2);
- if (arg2 == NULL) {
- ir_read_error(NULL, "when reading second operand of %s",
- s_op->value());
- return NULL;
+ ir_rvalue *arg[3] = {NULL, NULL, NULL};
+ for (int i = 0; i < num_operands; i++) {
+ arg[i] = read_rvalue(s_arg[i]);
+ if (arg[i] == NULL) {
+ ir_read_error(NULL, "when reading operand #%d of %s", i, s_op->value());
+ return NULL;
}
}
- return new(mem_ctx) ir_expression(op, type, arg1, arg2);
+ return new(mem_ctx) ir_expression(op, type, arg[0], arg[1], arg[2]);
}
ir_swizzle *
@@ -918,6 +911,7 @@ ir_reader::read_texture(s_expression *expr)
s_expression *s_proj = NULL;
s_list *s_shadow = NULL;
s_expression *s_lod = NULL;
+ s_expression *s_sample_index = NULL;
ir_texture_opcode op = ir_tex; /* silence warning */
@@ -925,6 +919,8 @@ ir_reader::read_texture(s_expression *expr)
{ "tex", s_type, s_sampler, s_coord, s_offset, s_proj, s_shadow };
s_pattern txf_pattern[] =
{ "txf", s_type, s_sampler, s_coord, s_offset, s_lod };
+ s_pattern txf_ms_pattern[] =
+ { "txf_ms", s_type, s_sampler, s_coord, s_sample_index };
s_pattern txs_pattern[] =
{ "txs", s_type, s_sampler, s_lod };
s_pattern other_pattern[] =
@@ -934,6 +930,8 @@ ir_reader::read_texture(s_expression *expr)
op = ir_tex;
} else if (MATCH(expr, txf_pattern)) {
op = ir_txf;
+ } else if (MATCH(expr, txf_ms_pattern)) {
+ op = ir_txf_ms;
} else if (MATCH(expr, txs_pattern)) {
op = ir_txs;
} else if (MATCH(expr, other_pattern)) {
@@ -973,18 +971,20 @@ ir_reader::read_texture(s_expression *expr)
return NULL;
}
- // Read texel offset - either 0 or an rvalue.
- s_int *si_offset = SX_AS_INT(s_offset);
- if (si_offset == NULL || si_offset->value() != 0) {
- tex->offset = read_rvalue(s_offset);
- if (tex->offset == NULL) {
- ir_read_error(s_offset, "expected 0 or an expression");
- return NULL;
- }
+ if (op != ir_txf_ms) {
+ // Read texel offset - either 0 or an rvalue.
+ s_int *si_offset = SX_AS_INT(s_offset);
+ if (si_offset == NULL || si_offset->value() != 0) {
+ tex->offset = read_rvalue(s_offset);
+ if (tex->offset == NULL) {
+ ir_read_error(s_offset, "expected 0 or an expression");
+ return NULL;
+ }
+ }
}
}
- if (op != ir_txf && op != ir_txs) {
+ if (op != ir_txf && op != ir_txf_ms && op != ir_txs) {
s_int *proj_as_int = SX_AS_INT(s_proj);
if (proj_as_int && proj_as_int->value() == 1) {
tex->projector = NULL;
@@ -1027,6 +1027,13 @@ ir_reader::read_texture(s_expression *expr)
return NULL;
}
break;
+ case ir_txf_ms:
+ tex->lod_info.sample_index = read_rvalue(s_sample_index);
+ if (tex->lod_info.sample_index == NULL) {
+ ir_read_error(NULL, "when reading sample_index in (txf_ms ...)");
+ return NULL;
+ }
+ break;
case ir_txd: {
s_expression *s_dx, *s_dy;
s_pattern dxdy_pat[] = { s_dx, s_dy };
diff --git a/mesalib/src/glsl/ir_rvalue_visitor.cpp b/mesalib/src/glsl/ir_rvalue_visitor.cpp
index b34a419e8..543c54496 100644
--- a/mesalib/src/glsl/ir_rvalue_visitor.cpp
+++ b/mesalib/src/glsl/ir_rvalue_visitor.cpp
@@ -66,6 +66,9 @@ ir_rvalue_base_visitor::rvalue_visit(ir_texture *ir)
case ir_txs:
handle_rvalue(&ir->lod_info.lod);
break;
+ case ir_txf_ms:
+ handle_rvalue(&ir->lod_info.sample_index);
+ break;
case ir_txd:
handle_rvalue(&ir->lod_info.grad.dPdx);
handle_rvalue(&ir->lod_info.grad.dPdy);
diff --git a/mesalib/src/glsl/ir_validate.cpp b/mesalib/src/glsl/ir_validate.cpp
index d8cafd55f..24ea506dc 100644
--- a/mesalib/src/glsl/ir_validate.cpp
+++ b/mesalib/src/glsl/ir_validate.cpp
@@ -468,6 +468,12 @@ ir_validate::visit_leave(ir_expression *ir)
assert(ir->operands[1]->type == glsl_type::uint_type);
break;
+ case ir_triop_lrp:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_FLOAT);
+ assert(ir->operands[0]->type == ir->operands[1]->type);
+ assert(ir->operands[2]->type == ir->operands[0]->type || ir->operands[2]->type == glsl_type::float_type);
+ break;
+
case ir_quadop_vector:
/* The vector operator collects some number of scalars and generates a
* vector from them.
diff --git a/mesalib/src/glsl/lower_instructions.cpp b/mesalib/src/glsl/lower_instructions.cpp
index a8ef7654e..1ce7b7c9d 100644
--- a/mesalib/src/glsl/lower_instructions.cpp
+++ b/mesalib/src/glsl/lower_instructions.cpp
@@ -37,6 +37,7 @@
* - POW_TO_EXP2
* - LOG_TO_LOG2
* - MOD_TO_FRACT
+ * - LRP_TO_ARITH
*
* SUB_TO_ADD_NEG:
* ---------------
@@ -79,13 +80,20 @@
* Many GPUs don't have a MOD instruction (945 and 965 included), and
* if we have to break it down like this anyway, it gives an
* opportunity to do things like constant fold the (1.0 / op1) easily.
+ *
+ * LRP_TO_ARITH:
+ * -------------
+ * Converts ir_triop_lrp to (op0 * (1.0f - op2)) + (op1 * op2).
*/
#include "main/core.h" /* for M_LOG2E */
#include "glsl_types.h"
#include "ir.h"
+#include "ir_builder.h"
#include "ir_optimization.h"
+using namespace ir_builder;
+
class lower_instructions_visitor : public ir_hierarchical_visitor {
public:
lower_instructions_visitor(unsigned lower)
@@ -105,6 +113,7 @@ private:
void exp_to_exp2(ir_expression *);
void pow_to_exp2(ir_expression *);
void log_to_log2(ir_expression *);
+ void lrp_to_arith(ir_expression *);
};
/**
@@ -268,6 +277,27 @@ lower_instructions_visitor::mod_to_fract(ir_expression *ir)
this->progress = true;
}
+void
+lower_instructions_visitor::lrp_to_arith(ir_expression *ir)
+{
+ /* (lrp x y a) -> x*(1-a) + y*a */
+
+ /* Save op2 */
+ ir_variable *temp = new(ir) ir_variable(ir->operands[2]->type, "lrp_factor",
+ ir_var_temporary);
+ this->base_ir->insert_before(temp);
+ this->base_ir->insert_before(assign(temp, ir->operands[2]));
+
+ ir_constant *one = new(ir) ir_constant(1.0f);
+
+ ir->operation = ir_binop_add;
+ ir->operands[0] = mul(ir->operands[0], sub(one, temp));
+ ir->operands[1] = mul(ir->operands[1], temp);
+ ir->operands[2] = NULL;
+
+ this->progress = true;
+}
+
ir_visitor_status
lower_instructions_visitor::visit_leave(ir_expression *ir)
{
@@ -304,6 +334,11 @@ lower_instructions_visitor::visit_leave(ir_expression *ir)
pow_to_exp2(ir);
break;
+ case ir_triop_lrp:
+ if (lowering(LRP_TO_ARITH))
+ lrp_to_arith(ir);
+ break;
+
default:
return visit_continue;
}
diff --git a/mesalib/src/glsl/opt_algebraic.cpp b/mesalib/src/glsl/opt_algebraic.cpp
index 75948db16..70e016d22 100644
--- a/mesalib/src/glsl/opt_algebraic.cpp
+++ b/mesalib/src/glsl/opt_algebraic.cpp
@@ -186,12 +186,12 @@ ir_algebraic_visitor::swizzle_if_required(ir_expression *expr,
ir_rvalue *
ir_algebraic_visitor::handle_expression(ir_expression *ir)
{
- ir_constant *op_const[2] = {NULL, NULL};
- ir_expression *op_expr[2] = {NULL, NULL};
+ ir_constant *op_const[3] = {NULL, NULL, NULL};
+ ir_expression *op_expr[3] = {NULL, NULL, NULL};
ir_expression *temp;
unsigned int i;
- assert(ir->get_num_operands() <= 2);
+ assert(ir->get_num_operands() <= 3);
for (i = 0; i < ir->get_num_operands(); i++) {
if (ir->operands[i]->type->is_matrix())
return ir;
@@ -415,6 +415,17 @@ ir_algebraic_visitor::handle_expression(ir_expression *ir)
break;
+ case ir_triop_lrp:
+ /* Operands are (x, y, a). */
+ if (is_vec_zero(op_const[2])) {
+ this->progress = true;
+ return swizzle_if_required(ir, ir->operands[0]);
+ } else if (is_vec_one(op_const[2])) {
+ this->progress = true;
+ return swizzle_if_required(ir, ir->operands[1]);
+ }
+ break;
+
default:
break;
}
diff --git a/mesalib/src/glsl/opt_tree_grafting.cpp b/mesalib/src/glsl/opt_tree_grafting.cpp
index 113abb7b0..985540196 100644
--- a/mesalib/src/glsl/opt_tree_grafting.cpp
+++ b/mesalib/src/glsl/opt_tree_grafting.cpp
@@ -285,6 +285,10 @@ ir_tree_grafting_visitor::visit_enter(ir_texture *ir)
if (do_graft(&ir->lod_info.lod))
return visit_stop;
break;
+ case ir_txf_ms:
+ if (do_graft(&ir->lod_info.sample_index))
+ return visit_stop;
+ break;
case ir_txd:
if (do_graft(&ir->lod_info.grad.dPdx) ||
do_graft(&ir->lod_info.grad.dPdy))
diff --git a/mesalib/src/glsl/standalone_scaffolding.cpp b/mesalib/src/glsl/standalone_scaffolding.cpp
index 0fb4f5b16..8c0091e84 100644
--- a/mesalib/src/glsl/standalone_scaffolding.cpp
+++ b/mesalib/src/glsl/standalone_scaffolding.cpp
@@ -102,6 +102,7 @@ void initialize_context_to_defaults(struct gl_context *ctx, gl_api api)
ctx->Extensions.ARB_shading_language_packing = true;
ctx->Extensions.OES_standard_derivatives = true;
ctx->Extensions.ARB_texture_cube_map_array = true;
+ ctx->Extensions.ARB_texture_multisample = true;
ctx->Const.GLSLVersion = 120;