r300g: add a new debug option which disables compiler optimizations

Those are:
- dead-code elimination
- constant folding
- peephole (mainly copy propagation)
- register allocation

There are some bugs which I need to track down.

Also fix up the descriptions of all the debug options.

1 files changed, 19 insertions, 18 deletions

diff --git a/src/gallium/drivers/r300/r300_debug.c b/src/gallium/drivers/r300/r300_debug.c
index c3e157e99af..786fdf6ce8d 100644
--- a/src/gallium/drivers/r300/r300_debug.c
+++ b/src/gallium/drivers/r300/r300_debug.c
@@ -27,24 +27,25 @@
 #include <stdio.h>
 
 static const struct debug_named_value debug_options[] = {
-    { "fp", DBG_FP, "Fragment program handling (for debugging)" },
-    { "vp", DBG_VP, "Vertex program handling (for debugging)" },
-    { "draw", DBG_DRAW, "Draw calls (for debugging)" },
-    { "swtcl", DBG_SWTCL, "SWTCL-specific info (for debugging)" },
-    { "rsblock", DBG_RS_BLOCK, "Rasterizer registers (for debugging)" },
-    { "psc", DBG_PSC, "Vertex stream registers (for debugging)" },
-    { "tex", DBG_TEX, "Textures (for debugging)" },
-    { "texalloc", DBG_TEXALLOC, "Texture allocation (for debugging)" },
-    { "fall", DBG_FALL, "Fallbacks (for debugging)" },
-    { "rs", DBG_RS, "Rasterizer (for debugging)" },
-    { "fb", DBG_FB, "Framebuffer (for debugging)" },
-    { "cbzb", DBG_CBZB, "Fast color clear info (for debugging)" },
-    { "fakeocc", DBG_FAKE_OCC, "Use fake occlusion queries (for debugging)" },
-    { "anisohq", DBG_ANISOHQ, "High quality anisotropic filtering (for benchmarking)" },
-    { "notiling", DBG_NO_TILING, "Disable tiling (for benchmarking)" },
-    { "noimmd", DBG_NO_IMMD, "Disable immediate mode (for benchmarking)" },
-    { "stats", DBG_STATS, "Gather statistics" },
-    { "hyperz", DBG_HYPERZ, "HyperZ (for debugging)" },
+    { "fp", DBG_FP, "Log fragment program compilation" },
+    { "vp", DBG_VP, "Log bertex program compilation" },
+    { "draw", DBG_DRAW, "Log draw calls" },
+    { "swtcl", DBG_SWTCL, "Log SWTCL-specific info" },
+    { "rsblock", DBG_RS_BLOCK, "Log rasterizer registers" },
+    { "psc", DBG_PSC, "Log vertex stream registers" },
+    { "tex", DBG_TEX, "Log basic info about textures" },
+    { "texalloc", DBG_TEXALLOC, "Log texture mipmap tree info" },
+    { "fall", DBG_FALL, "Log fallbacks" },
+    { "rs", DBG_RS, "Log rasterizer" },
+    { "fb", DBG_FB, "Log framebuffer" },
+    { "cbzb", DBG_CBZB, "Log fast color clear info" },
+    { "stats", DBG_STATS, "Log emission statistics" },
+    { "hyperz", DBG_HYPERZ, "Log HyperZ info" },
+    { "fakeocc", DBG_FAKE_OCC, "Use fake occlusion queries" },
+    { "anisohq", DBG_ANISOHQ, "Use high quality anisotropic filtering" },
+    { "notiling", DBG_NO_TILING, "Disable tiling" },
+    { "noimmd", DBG_NO_IMMD, "Disable immediate mode" },
+    { "noopt", DBG_NO_OPT, "Disable shader optimizations" },
 
     /* must be last */
     DEBUG_NAMED_VALUE_END