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authorKenneth Graunke <[email protected]>2014-05-13 20:41:27 -0700
committerKenneth Graunke <[email protected]>2014-05-18 23:35:18 -0700
commitc51163b0cf7aff0375b1a5ea4cb3da9d9e164044 (patch)
tree6de73c852cc9b63734a2a097c14e5228087be664 /src/mesa
parentdb1449b7005af190d2ef1f2ad94f96c4b29943db (diff)
i965/fs: Move perf_debug about register spilling to a more obvious spot.
The if (!allocated_without_spills) block is an obvious spot for this performance warning message. In the Vec4 backend, scratch is also used for indirect access of temporary arrays. The FS backend doesn't implement that yet, but if it did, this message would be inaccurate, since scratch access wouldn't necessarily mean spilling. Moving it preemptively fixes that. Signed-off-by: Kenneth Graunke <[email protected]> Reviewed-by: Chris Forbes <[email protected]>
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/drivers/dri/i965/brw_fs.cpp4
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm.c4
2 files changed, 4 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp
index 6b1b866fcc7..ed5bb0755f7 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -3064,6 +3064,10 @@ fs_visitor::run()
if (dispatch_width == 16) {
fail("Failure to register allocate. Reduce number of "
"live scalar values to avoid this.");
+ } else {
+ perf_debug("Fragment shader triggered register spilling. "
+ "Try reducing the number of live scalar values to "
+ "improve performance.\n");
}
/* Since we're out of heuristics, just go spill registers until we
diff --git a/src/mesa/drivers/dri/i965/brw_wm.c b/src/mesa/drivers/dri/i965/brw_wm.c
index 8530f4fd454..cda86895bb5 100644
--- a/src/mesa/drivers/dri/i965/brw_wm.c
+++ b/src/mesa/drivers/dri/i965/brw_wm.c
@@ -186,10 +186,6 @@ bool do_wm_prog(struct brw_context *brw,
/* Scratch space is used for register spilling */
if (c->last_scratch) {
- perf_debug("Fragment shader triggered register spilling. "
- "Try reducing the number of live scalar values to "
- "improve performance.\n");
-
c->prog_data.total_scratch = brw_get_scratch_size(c->last_scratch);
brw_get_scratch_bo(brw, &brw->wm.base.scratch_bo,