Mesa (master): i965: Add INTEL_DEBUG= nocompact to disable instruction compaction.
Matt Turner
mattst88 at kemper.freedesktop.org
Fri Oct 30 00:51:16 UTC 2015
Module: Mesa
Branch: master
Commit: 85ee2f7fcf59991308632d7e3a64e9a1d22fe24c
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=85ee2f7fcf59991308632d7e3a64e9a1d22fe24c
Author: Matt Turner <mattst88 at gmail.com>
Date: Thu Oct 29 16:08:45 2015 -0700
i965: Add INTEL_DEBUG=nocompact to disable instruction compaction.
Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
---
src/mesa/drivers/dri/i965/brw_eu_compact.c | 3 +++
src/mesa/drivers/dri/i965/intel_debug.c | 1 +
src/mesa/drivers/dri/i965/intel_debug.h | 1 +
3 files changed, 5 insertions(+)
diff --git a/src/mesa/drivers/dri/i965/brw_eu_compact.c b/src/mesa/drivers/dri/i965/brw_eu_compact.c
index f787ea3..07ace6b 100644
--- a/src/mesa/drivers/dri/i965/brw_eu_compact.c
+++ b/src/mesa/drivers/dri/i965/brw_eu_compact.c
@@ -1407,6 +1407,9 @@ void
brw_compact_instructions(struct brw_codegen *p, int start_offset,
int num_annotations, struct annotation *annotation)
{
+ if (unlikely(INTEL_DEBUG & DEBUG_NO_COMPACTION))
+ return;
+
const struct brw_device_info *devinfo = p->devinfo;
void *store = p->store + start_offset / 16;
/* For an instruction at byte offset 16*i before compaction, this is the
diff --git a/src/mesa/drivers/dri/i965/intel_debug.c b/src/mesa/drivers/dri/i965/intel_debug.c
index 31821af..c00d2e7 100644
--- a/src/mesa/drivers/dri/i965/intel_debug.c
+++ b/src/mesa/drivers/dri/i965/intel_debug.c
@@ -74,6 +74,7 @@ static const struct debug_control debug_control[] = {
{ "spill_vec4", DEBUG_SPILL_VEC4 },
{ "cs", DEBUG_CS },
{ "hex", DEBUG_HEX },
+ { "nocompact", DEBUG_NO_COMPACTION },
{ NULL, 0 }
};
diff --git a/src/mesa/drivers/dri/i965/intel_debug.h b/src/mesa/drivers/dri/i965/intel_debug.h
index 25ea32c..98bd7e9 100644
--- a/src/mesa/drivers/dri/i965/intel_debug.h
+++ b/src/mesa/drivers/dri/i965/intel_debug.h
@@ -68,6 +68,7 @@ extern uint64_t INTEL_DEBUG;
#define DEBUG_SPILL_VEC4 (1ull << 32)
#define DEBUG_CS (1ull << 33)
#define DEBUG_HEX (1ull << 34)
+#define DEBUG_NO_COMPACTION (1ull << 35)
#ifdef HAVE_ANDROID_PLATFORM
#define LOG_TAG "INTEL-MESA"
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