Unlike the vs/wm structs, brw_gs_compile is actually useful: it contains
the input VUE map and information about the control data headers.
Passing this in allows us to share that code in brw_gs.c, and calculate
them before deciding on vec4 vs. scalar mode, as it's independent of
that choice.
Signed-off-by: Kenneth Graunke <kenn...@whitecape.org>
---
src/mesa/drivers/dri/i965/brw_fs.h | 10 +++++++++-
src/mesa/drivers/dri/i965/brw_fs_visitor.cpp | 30 ++++++++++++++++++++++++++--
2 files changed, 37 insertions(+), 3 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_fs.h
b/src/mesa/drivers/dri/i965/brw_fs.h
index c919030..e049608 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.h
+++ b/src/mesa/drivers/dri/i965/brw_fs.h
@@ -62,6 +62,8 @@ namespace brw {
class fs_live_variables;
}
+struct brw_gs_compile;
+
static inline fs_reg
offset(fs_reg reg, const brw::fs_builder& bld, unsigned delta)
{
@@ -99,7 +101,11 @@ public:
nir_shader *shader,
unsigned dispatch_width,
int shader_time_index);
-
+ fs_visitor(const struct brw_compiler *compiler, void *log_data,
+ void *mem_ctx,
+ struct brw_gs_compile *gs_compile,
+ nir_shader *shader);
+ void init();
~fs_visitor();
fs_reg vgrf(const glsl_type *const type);
@@ -298,6 +304,8 @@ public:
const void *const key;
const struct brw_sampler_prog_key_data *key_tex;
+ struct brw_gs_compile *gs_compile;
+
struct brw_stage_prog_data *prog_data;
struct gl_program *prog;
diff --git a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
index b8a5cc6..dc7fa9d 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
@@ -41,6 +41,7 @@
#include "brw_wm.h"
#include "brw_cs.h"
#include "brw_vec4.h"
+#include "brw_vec4_gs_visitor.h"
#include "brw_fs.h"
#include "main/uniforms.h"
#include "glsl/glsl_types.h"
@@ -1088,12 +1089,33 @@ fs_visitor::fs_visitor(const struct brw_compiler
*compiler, void *log_data,
unsigned dispatch_width,
int shader_time_index)
: backend_shader(compiler, log_data, mem_ctx, shader, prog_data),
- key(key), prog_data(prog_data), prog(prog),
+ key(key), gs_compile(NULL), prog_data(prog_data), prog(prog),
dispatch_width(dispatch_width),
shader_time_index(shader_time_index),
- promoted_constants(0),
bld(fs_builder(this, dispatch_width).at_end())
{
+ init();
+}
+
+fs_visitor::fs_visitor(const struct brw_compiler *compiler, void *log_data,
+ void *mem_ctx,
+ struct brw_gs_compile *c,
+ nir_shader *shader)
+ : backend_shader(compiler, log_data, mem_ctx, shader,
+ &c->prog_data.base.base),
+ key(&c->key), gs_compile(c),
+ prog_data(&c->prog_data.base.base), prog(NULL),
+ dispatch_width(8),
+ shader_time_index(ST_GS),
+ bld(fs_builder(this, dispatch_width).at_end())
+{
+ init();
+}
+
+
+void
+fs_visitor::init()
+{
switch (stage) {
case MESA_SHADER_FRAGMENT:
key_tex = &((const brw_wm_prog_key *) key)->tex;
@@ -1111,6 +1133,8 @@ fs_visitor::fs_visitor(const struct brw_compiler
*compiler, void *log_data,
unreachable("unhandled shader stage");
}
+ this->prog_data = this->stage_prog_data;
+
this->failed = false;
this->simd16_unsupported = false;
this->no16_msg = NULL;
@@ -1136,6 +1160,8 @@ fs_visitor::fs_visitor(const struct brw_compiler
*compiler, void *log_data,
this->pull_constant_loc = NULL;
this->push_constant_loc = NULL;
+ this->promoted_constants = 0,
+
this->spilled_any_registers = false;
this->do_dual_src = false;
--
2.6.1
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