From 562e2d114ec0cba879463980522d1d54af9444e6 Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Thu, 13 May 2010 17:14:21 -0700
Subject: i965: Support INTEL_DEBUG=clip to dump the clip program.

---
 src/mesa/drivers/dri/i965/brw_clip.c           | 8 +++++++-
 src/mesa/drivers/dri/intel/intel_batchbuffer.c | 2 +-
 src/mesa/drivers/dri/intel/intel_blit.c        | 3 +++
 src/mesa/drivers/dri/intel/intel_context.c     | 1 +
 src/mesa/drivers/dri/intel/intel_context.h     | 1 +
 5 files changed, 13 insertions(+), 2 deletions(-)

(limited to 'src/mesa/drivers/dri')

diff --git a/src/mesa/drivers/dri/i965/brw_clip.c b/src/mesa/drivers/dri/i965/brw_clip.c
index 029a16500b..d08bd23298 100644
--- a/src/mesa/drivers/dri/i965/brw_clip.c
+++ b/src/mesa/drivers/dri/i965/brw_clip.c
@@ -42,7 +42,6 @@
 #include "brw_state.h"
 #include "brw_clip.h"
 
-
 #define FRONT_UNFILLED_BIT  0x1
 #define BACK_UNFILLED_BIT   0x2
 
@@ -127,6 +126,13 @@ static void compile_clip_prog( struct brw_context *brw,
     */
    program = brw_get_program(&c.func, &program_size);
 
+    if (INTEL_DEBUG & DEBUG_CLIP) {
+      printf("clip:\n");
+      for (i = 0; i < program_size / sizeof(struct brw_instruction); i++)
+	 brw_disasm(stdout, &((struct brw_instruction *)program)[i]);
+      printf("\n");
+    }
+
    /* Upload
     */
    dri_bo_unreference(brw->clip.prog_bo);
diff --git a/src/mesa/drivers/dri/intel/intel_batchbuffer.c b/src/mesa/drivers/dri/intel/intel_batchbuffer.c
index 9768b0deee..767c9034bf 100644
--- a/src/mesa/drivers/dri/intel/intel_batchbuffer.c
+++ b/src/mesa/drivers/dri/intel/intel_batchbuffer.c
@@ -276,7 +276,7 @@ intel_batchbuffer_emit_mi_flush(struct intel_batchbuffer *batch)
 {
    struct intel_context *intel = batch->intel;
 
-   if (intel->gen >= 4) {
+   if (0 && intel->gen >= 4) {
       BEGIN_BATCH(4);
       OUT_BATCH(_3DSTATE_PIPE_CONTROL |
 		PIPE_CONTROL_INSTRUCTION_FLUSH |
diff --git a/src/mesa/drivers/dri/intel/intel_blit.c b/src/mesa/drivers/dri/intel/intel_blit.c
index 7d9f302dca..a590c799ad 100644
--- a/src/mesa/drivers/dri/intel/intel_blit.c
+++ b/src/mesa/drivers/dri/intel/intel_blit.c
@@ -353,6 +353,9 @@ intelClearWithBlit(GLcontext *ctx, GLbitfield mask)
       OUT_BATCH(clear_val);
       ADVANCE_BATCH();
 
+      if (intel->always_flush_cache)
+	 intel_batchbuffer_emit_mi_flush(intel->batch);
+
       if (buf == BUFFER_DEPTH || buf == BUFFER_STENCIL)
 	 mask &= ~(BUFFER_BIT_DEPTH | BUFFER_BIT_STENCIL);
       else
diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c
index 0369942b39..e3ebbef04f 100644
--- a/src/mesa/drivers/dri/intel/intel_context.c
+++ b/src/mesa/drivers/dri/intel/intel_context.c
@@ -487,6 +487,7 @@ static const struct dri_debug_control debug_control[] = {
    { "glsl_force", DEBUG_GLSL_FORCE },
    { "urb",   DEBUG_URB },
    { "vs",    DEBUG_VS },
+   { "clip",  DEBUG_CLIP },
    { NULL,    0 }
 };
 
diff --git a/src/mesa/drivers/dri/intel/intel_context.h b/src/mesa/drivers/dri/intel/intel_context.h
index db244e5872..a47a38e110 100644
--- a/src/mesa/drivers/dri/intel/intel_context.h
+++ b/src/mesa/drivers/dri/intel/intel_context.h
@@ -341,6 +341,7 @@ extern int INTEL_DEBUG;
 #define DEBUG_URB       0x1000000
 #define DEBUG_VS        0x2000000
 #define DEBUG_GLSL_FORCE 0x4000000
+#define DEBUG_CLIP      0x8000000
 
 #define DBG(...) do {						\
 	if (INTEL_DEBUG & FILE_DEBUG_FLAG)			\
-- 
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