Iago Toral <ito...@igalia.com> writes:
> On Thu, 2015-07-30 at 16:13 +0300, Francisco Jerez wrote:
>> Iago Toral <ito...@igalia.com> writes:
>>
>> > On Thu, 2015-07-30 at 15:58 +0300, Francisco Jerez wrote:
>> >> Iago Toral Quiroga <ito...@igalia.com> writes:
>> >>
>> >> > ---
>> >> > src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp | 2 +-
>> >> > src/mesa/drivers/dri/i965/brw_vec4.cpp | 2 +-
>> >> > src/mesa/drivers/dri/i965/intel_debug.c | 3 ++-
>> >> > src/mesa/drivers/dri/i965/intel_debug.h | 5 +++--
>> >> > 4 files changed, 7 insertions(+), 5 deletions(-)
>> >> >
>> >> > diff --git a/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp
>> >> > b/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp
>> >> > index f25f2ec..714248a 100644
>> >> > --- a/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp
>> >> > +++ b/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp
>> >> > @@ -634,7 +634,7 @@ fs_visitor::assign_regs(bool allow_spilling)
>> >> > }
>> >> >
>> >> > /* Debug of register spilling: Go spill everything. */
>> >> > - if (unlikely(INTEL_DEBUG & DEBUG_SPILL)) {
>> >> > + if (unlikely(INTEL_DEBUG & DEBUG_SPILL_FS)) {
>> >> > int reg = choose_spill_reg(g);
>> >> >
>> >> > if (reg != -1) {
>> >> > diff --git a/src/mesa/drivers/dri/i965/brw_vec4.cpp
>> >> > b/src/mesa/drivers/dri/i965/brw_vec4.cpp
>> >> > index 53270fb..6cf5ede 100644
>> >> > --- a/src/mesa/drivers/dri/i965/brw_vec4.cpp
>> >> > +++ b/src/mesa/drivers/dri/i965/brw_vec4.cpp
>> >> > @@ -1814,7 +1814,7 @@ vec4_visitor::run(gl_clip_plane *clip_planes)
>> >> >
>> >> > setup_payload();
>> >> >
>> >> > - if (false) {
>> >> > + if (unlikely(INTEL_DEBUG & DEBUG_SPILL_VEC4)) {
>> >> > /* Debug of register spilling: Go spill everything. */
>> >> > const int grf_count = alloc.count;
>> >> > float spill_costs[alloc.count];
>> >> > diff --git a/src/mesa/drivers/dri/i965/intel_debug.c
>> >> > b/src/mesa/drivers/dri/i965/intel_debug.c
>> >> > index a077731..8d34349 100644
>> >> > --- a/src/mesa/drivers/dri/i965/intel_debug.c
>> >> > +++ b/src/mesa/drivers/dri/i965/intel_debug.c
>> >> > @@ -69,7 +69,8 @@ static const struct dri_debug_control debug_control[]
>> >> > = {
>> >> > { "ann", DEBUG_ANNOTATION },
>> >> > { "no8", DEBUG_NO8 },
>> >> > { "vec4vs", DEBUG_VEC4VS },
>> >> > - { "spill", DEBUG_SPILL },
>> >> > + { "spill_frag", DEBUG_SPILL_FS },
>> >>
>> >> How about we call this "spill_fs" instead? The flag doesn't only affect
>> >> fragment shaders, AFAICT it will cause all programs compiled with the FS
>> >> back-end [F for fast ;)] to spill everything. With that fixed:
>> >
>> > that was my first choice, but if we do that it seems that
>> > driParseDebugString will also mark INTEL_DEBUG=fs as enabled.
>> >
>> > It seems as if this function checks if any of the string options is
>> > present in the provided string to enable them, so we can't really use an
>> > option name where any substring of it is included as a separate
>> > option :-(
>> >
>>
>> Oh man... That sounds seriously broken...
>
> So with that explanation as to why we can't change that, does your Rb
> stand?
>
Seems like a hack and might be confusing because it will cause shaders
of stages other than fragment to be spilled. But if you insist in using
a band-aid solution you can have my:
Acked-by: Francisco Jerez <curroje...@riseup.net>
>> >> Reviewed-by: Francisco Jerez <curroje...@riseup.net>
>> >>
>> >> > + { "spill_vec4", DEBUG_SPILL_VEC4 },
>> >> > { "cs", DEBUG_CS },
>> >> > { NULL, 0 }
>> >> > };
>> >> > diff --git a/src/mesa/drivers/dri/i965/intel_debug.h
>> >> > b/src/mesa/drivers/dri/i965/intel_debug.h
>> >> > index 4689492..b7d0c82 100644
>> >> > --- a/src/mesa/drivers/dri/i965/intel_debug.h
>> >> > +++ b/src/mesa/drivers/dri/i965/intel_debug.h
>> >> > @@ -64,8 +64,9 @@ extern uint64_t INTEL_DEBUG;
>> >> > #define DEBUG_ANNOTATION (1ull << 28)
>> >> > #define DEBUG_NO8 (1ull << 29)
>> >> > #define DEBUG_VEC4VS (1ull << 30)
>> >> > -#define DEBUG_SPILL (1ull << 31)
>> >> > -#define DEBUG_CS (1ull << 32)
>> >> > +#define DEBUG_SPILL_FS (1ull << 31)
>> >> > +#define DEBUG_SPILL_VEC4 (1ull << 32)
>> >> > +#define DEBUG_CS (1ull << 33)
>> >> >
>> >> > #ifdef HAVE_ANDROID_PLATFORM
>> >> > #define LOG_TAG "INTEL-MESA"
>> >> > --
>> >> > 1.9.1
signature.asc
Description: PGP signature
_______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
