From: Tom Stellard <thomas.stell...@amd.com>
---
src/mesa/main/mtypes.h | 1 +
src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 31 +++++++++++++++++++++++++++++-
2 files changed, 31 insertions(+), 1 deletion(-)
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index c8f2ca3..4aba5e8 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -1861,6 +1861,7 @@ typedef enum
PROGRAM_SAMPLER, /**< for shader samplers, compile-time only */
PROGRAM_SYSTEM_VALUE,/**< InstanceId, PrimitiveID, etc. */
PROGRAM_UNDEFINED, /**< Invalid/TBD value */
+ PROGRAM_ARRAY, /**< Values used by indirect addressing. */
PROGRAM_FILE_MAX
} gl_register_file;
diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
index 14b72dc..151d40b 100644
--- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -306,6 +306,7 @@ public:
int glsl_version;
bool native_integers;
+ bool temp_array_supported;
variable_storage *find_variable_storage(ir_variable *var);
@@ -992,6 +993,12 @@ glsl_to_tgsi_visitor::get_temp(const glsl_type *type)
} else {
src.swizzle = swizzle_for_size(type->vector_elements);
}
+
+ if (this->temp_array_supported &&
+ (type->is_array() || type->is_matrix())) {
+ src.file = PROGRAM_ARRAY;
+ }
+
src.negate = 0;
return src;
@@ -2860,6 +2867,8 @@ glsl_to_tgsi_visitor::glsl_to_tgsi_visitor()
indirect_addr_consts = false;
glsl_version = 0;
native_integers = false;
+ temp_array_supported = false;
+
mem_ctx = ralloc_context(NULL);
ctx = NULL;
prog = NULL;
@@ -3690,6 +3699,7 @@ get_pixel_transfer_visitor(struct st_fragment_program *fp,
v->shader_program = NULL;
v->glsl_version = original->glsl_version;
v->native_integers = original->native_integers;
+ v->temp_array_supported = original->temp_array_supported;
v->options = original->options;
v->next_temp = original->next_temp;
v->num_address_regs = original->num_address_regs;
@@ -3821,6 +3831,7 @@ get_bitmap_visitor(struct st_fragment_program *fp,
v->shader_program = NULL;
v->glsl_version = original->glsl_version;
v->native_integers = original->native_integers;
+ v->temp_array_supported = original->temp_array_supported;
v->options = original->options;
v->next_temp = original->next_temp;
v->num_address_regs = original->num_address_regs;
@@ -3887,6 +3898,7 @@ struct st_translate {
struct ureg_program *ureg;
struct ureg_dst temps[MAX_TEMPS];
+ struct ureg_dst array_temps[MAX_TEMPS];
struct ureg_src *constants;
struct ureg_src *immediates;
struct ureg_dst outputs[PIPE_MAX_SHADER_OUTPUTS];
@@ -4030,6 +4042,11 @@ dst_register(struct st_translate *t,
case PROGRAM_ADDRESS:
return t->address[index];
+ case PROGRAM_ARRAY:
+ if (ureg_dst_is_undef(t->array_temps[index]))
+ t->array_temps[index] = ureg_DECL_temporary_array(t->ureg, index);
+ return t->array_temps[index];
+
default:
assert(!"unknown dst register file");
return ureg_dst_undef();
@@ -4085,6 +4102,12 @@ src_register(struct st_translate *t,
assert(index < (int) Elements(t->systemValues));
return t->systemValues[index];
+ case PROGRAM_ARRAY:
+ assert(index < (int) Elements(t->array_temps));
+ if (ureg_dst_is_undef(t->array_temps[index]))
+ t->array_temps[index] = ureg_DECL_temporary_array(t->ureg, index);
+ return ureg_src(t->array_temps[index]);
+
default:
assert(!"unknown src register file");
return ureg_src_undef();
@@ -4684,7 +4707,6 @@ st_translate_program(
* (Note: the number of temporaries is equal to program->next_temp)
*/
for (i = 0; i < (unsigned)program->next_temp; i++) {
- /* XXX use TGSI_FILE_TEMPORARY_ARRAY when it's supported by ureg */
t->temps[i] = ureg_DECL_local_temporary(t->ureg);
}
}
@@ -4816,19 +4838,24 @@ get_mesa_program(struct gl_context *ctx,
bool progress;
struct gl_shader_compiler_options *options =
&ctx->ShaderCompilerOptions[_mesa_shader_type_to_index(shader->Type)];
+ struct pipe_screen *pscreen = st_context(ctx)->pipe->screen;
+ unsigned processor_type;
switch (shader->Type) {
case GL_VERTEX_SHADER:
target = GL_VERTEX_PROGRAM_ARB;
target_string = "vertex";
+ processor_type = PIPE_SHADER_VERTEX;
break;
case GL_FRAGMENT_SHADER:
target = GL_FRAGMENT_PROGRAM_ARB;
target_string = "fragment";
+ processor_type = PIPE_SHADER_FRAGMENT;
break;
case GL_GEOMETRY_SHADER:
target = GL_GEOMETRY_PROGRAM_NV;
target_string = "geometry";
+ processor_type = PIPE_SHADER_GEOMETRY;
break;
default:
assert(!"should not be reached");
@@ -4848,6 +4875,8 @@ get_mesa_program(struct gl_context *ctx,
v->options = options;
v->glsl_version = ctx->Const.GLSLVersion;
v->native_integers = ctx->Const.NativeIntegers;
+ v->temp_array_supported = pscreen->get_shader_param(pscreen, processor_type,
+ PIPE_SHADER_CAP_INDIRECT_TEMP_ARRAY_ADDR );
_mesa_generate_parameters_list_for_uniforms(shader_program, shader,
prog->Parameters);
--
1.7.11.4
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