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-rw-r--r--src/mesa/drivers/dri/i965/brw_context.h2
-rw-r--r--src/mesa/drivers/dri/i965/brw_curbe.c6
-rw-r--r--src/mesa/drivers/dri/i965/brw_vs.h2
-rw-r--r--src/mesa/drivers/dri/i965/brw_vs_emit.c11
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm.h2
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm_glsl.c16
6 files changed, 22 insertions, 17 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_context.h b/src/mesa/drivers/dri/i965/brw_context.h
index f0d4993e11..838e718d0d 100644
--- a/src/mesa/drivers/dri/i965/brw_context.h
+++ b/src/mesa/drivers/dri/i965/brw_context.h
@@ -161,6 +161,7 @@ struct brw_vertex_program {
struct gl_vertex_program program;
GLuint id;
dri_bo *const_buffer; /** Program constant buffer/surface */
+ GLboolean use_const_buffer;
};
@@ -171,6 +172,7 @@ struct brw_fragment_program {
GLboolean isGLSL; /**< really, any IF/LOOP/CONT/BREAK instructions */
dri_bo *const_buffer; /** Program constant buffer/surface */
+ GLboolean use_const_buffer;
};
diff --git a/src/mesa/drivers/dri/i965/brw_curbe.c b/src/mesa/drivers/dri/i965/brw_curbe.c
index da746e4aa0..e6e26cdc40 100644
--- a/src/mesa/drivers/dri/i965/brw_curbe.c
+++ b/src/mesa/drivers/dri/i965/brw_curbe.c
@@ -368,7 +368,8 @@ update_vertex_constant_buffer(struct brw_context *brw)
printf("update VS constants in buffer %p vp = %p\n", vp->const_buffer, vp);
printf("program %u\n", vp->program.Base.Id);
}
- update_constant_buffer(brw, vp->program.Base.Parameters, vp->const_buffer);
+ if (vp->use_const_buffer)
+ update_constant_buffer(brw, vp->program.Base.Parameters, vp->const_buffer);
}
@@ -382,7 +383,8 @@ update_fragment_constant_buffer(struct brw_context *brw)
printf("update WM constants in buffer %p\n", fp->const_buffer);
printf("program %u\n", fp->program.Base.Id);
}
- update_constant_buffer(brw, fp->program.Base.Parameters, fp->const_buffer);
+ if (fp->use_const_buffer)
+ update_constant_buffer(brw, fp->program.Base.Parameters, fp->const_buffer);
}
diff --git a/src/mesa/drivers/dri/i965/brw_vs.h b/src/mesa/drivers/dri/i965/brw_vs.h
index d20cf78b8a..1e4f66091e 100644
--- a/src/mesa/drivers/dri/i965/brw_vs.h
+++ b/src/mesa/drivers/dri/i965/brw_vs.h
@@ -75,8 +75,6 @@ struct brw_vs_compile {
struct brw_reg userplane[6];
- /** using a real constant buffer? */
- GLboolean use_const_buffer;
/** we may need up to 3 constants per instruction (if use_const_buffer) */
struct {
GLint index;
diff --git a/src/mesa/drivers/dri/i965/brw_vs_emit.c b/src/mesa/drivers/dri/i965/brw_vs_emit.c
index c2b3702798..b9a338b1cd 100644
--- a/src/mesa/drivers/dri/i965/brw_vs_emit.c
+++ b/src/mesa/drivers/dri/i965/brw_vs_emit.c
@@ -76,9 +76,10 @@ static void brw_vs_alloc_regs( struct brw_vs_compile *c )
*/
if (c->vp->program.Base.Parameters->NumParameters +
c->vp->program.Base.NumTemporaries + 20 > BRW_MAX_GRF)
- c->use_const_buffer = GL_TRUE;
+ c->vp->use_const_buffer = GL_TRUE;
else
- c->use_const_buffer = GL_FALSE;
+ c->vp->use_const_buffer = GL_FALSE;
+
/*printf("use_const_buffer = %d\n", c->use_const_buffer);*/
/* r0 -- reserved as usual
@@ -100,7 +101,7 @@ static void brw_vs_alloc_regs( struct brw_vs_compile *c )
/* Vertex program parameters from curbe:
*/
- if (c->use_const_buffer) {
+ if (c->vp->use_const_buffer) {
/* get constants from a real constant buffer */
c->prog_data.curb_read_length = 0;
c->prog_data.nr_params = 4; /* XXX 0 causes a bug elsewhere... */
@@ -176,7 +177,7 @@ static void brw_vs_alloc_regs( struct brw_vs_compile *c )
reg++;
}
- if (c->use_const_buffer) {
+ if (c->vp->use_const_buffer) {
for (i = 0; i < 3; i++) {
c->current_const[i].index = -1;
c->current_const[i].reg = brw_vec8_grf(reg, 0);
@@ -873,7 +874,7 @@ get_src_reg( struct brw_vs_compile *c,
case PROGRAM_STATE_VAR:
case PROGRAM_CONSTANT:
case PROGRAM_UNIFORM:
- if (c->use_const_buffer) {
+ if (c->vp->use_const_buffer) {
return get_constant(c, inst, argIndex);
}
else if (relAddr) {
diff --git a/src/mesa/drivers/dri/i965/brw_wm.h b/src/mesa/drivers/dri/i965/brw_wm.h
index 75205fddb7..2f80a60c12 100644
--- a/src/mesa/drivers/dri/i965/brw_wm.h
+++ b/src/mesa/drivers/dri/i965/brw_wm.h
@@ -257,8 +257,6 @@ struct brw_wm_compile {
GLuint tmp_max;
GLuint subroutines[BRW_WM_MAX_SUBROUTINE];
- /** using a real constant buffer? */
- GLboolean use_const_buffer;
/** we may need up to 3 constants per instruction (if use_const_buffer) */
struct {
GLint index;
diff --git a/src/mesa/drivers/dri/i965/brw_wm_glsl.c b/src/mesa/drivers/dri/i965/brw_wm_glsl.c
index 3471c1946e..eca4ca2c82 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_glsl.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_glsl.c
@@ -311,12 +311,12 @@ static void prealloc_reg(struct brw_wm_compile *c)
/* use a real constant buffer, or just use a section of the GRF? */
/* XXX this heuristic may need adjustment... */
if ((nr_params + nr_temps) * 4 + reg_index > 80)
- c->use_const_buffer = GL_TRUE;
+ c->fp->use_const_buffer = GL_TRUE;
else
- c->use_const_buffer = GL_FALSE;
+ c->fp->use_const_buffer = GL_FALSE;
/*printf("WM use_const_buffer = %d\n", c->use_const_buffer);*/
- if (c->use_const_buffer) {
+ if (c->fp->use_const_buffer) {
/* We'll use a real constant buffer and fetch constants from
* it with a dataport read message.
*/
@@ -377,12 +377,16 @@ static void prealloc_reg(struct brw_wm_compile *c)
* They'll be found in these registers.
* XXX alloc these on demand!
*/
- if (c->use_const_buffer) {
+ if (c->fp->use_const_buffer) {
for (i = 0; i < 3; i++) {
c->current_const[i].index = -1;
c->current_const[i].reg = brw_vec8_grf(alloc_grf(c), 0);
}
}
+#if 0
+ printf("USE CONST BUFFER? %d\n", c->fp->use_const_buffer);
+ printf("AFTER PRE_ALLOC, reg_index = %d\n", c->reg_index);
+#endif
}
@@ -488,7 +492,7 @@ static struct brw_reg get_src_reg(struct brw_wm_compile *c,
const GLuint nr = 1;
const GLuint component = GET_SWZ(src->Swizzle, channel);
- if (c->use_const_buffer &&
+ if (c->fp->use_const_buffer &&
(src->File == PROGRAM_STATE_VAR ||
src->File == PROGRAM_CONSTANT ||
src->File == PROGRAM_UNIFORM)) {
@@ -2730,7 +2734,7 @@ static void brw_wm_emit_glsl(struct brw_context *brw, struct brw_wm_compile *c)
#endif
/* fetch any constants that this instruction needs */
- if (c->use_const_buffer)
+ if (c->fp->use_const_buffer)
fetch_constants(c, inst);
if (inst->CondUpdate)
generated by cgit v1.2.3 (git 2.51.0) at 2025-10-31 20:08:48 +0000