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intel/debug: Add a debug flag to force software fp64 

Reviewed-by: Matt Turner <mattst88@gmail.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Jason Ekstrand 2019-03-03 10:10:46 -06:00 committed by Jason Ekstrand
parent 0ce1aea88b
commit fa4824c1db
3 changed files with 4 additions and 2 deletions
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1
src/intel/common/gen_debug.c
View File

@ -85,6 +85,7 @@ static const struct debug_control debug_control[] = {
{ "nohiz", DEBUG_NO_HIZ },
{ "color", DEBUG_COLOR },
{ "reemit", DEBUG_REEMIT },
{ "soft64", DEBUG_SOFT64 },
{ NULL, 0 }
};

3
src/intel/common/gen_debug.h
View File

@ -83,6 +83,7 @@ extern uint64_t INTEL_DEBUG;
#define DEBUG_NO_HIZ (1ull << 39)
#define DEBUG_COLOR (1ull << 40)
#define DEBUG_REEMIT (1ull << 41)
#define DEBUG_SOFT64 (1ull << 42)
/* These flags are not compatible with the disk shader cache */
#define DEBUG_DISK_CACHE_DISABLE_MASK DEBUG_SHADER_TIME
@ -90,7 +91,7 @@ extern uint64_t INTEL_DEBUG;
/* These flags may affect program generation */
#define DEBUG_DISK_CACHE_MASK \
(DEBUG_NO16 | DEBUG_NO_DUAL_OBJECT_GS | DEBUG_NO8 | DEBUG_SPILL_FS | \
DEBUG_SPILL_VEC4 | DEBUG_NO_COMPACTION | DEBUG_DO32)
DEBUG_SPILL_VEC4 | DEBUG_NO_COMPACTION | DEBUG_DO32 | DEBUG_SOFT64)
#ifdef HAVE_ANDROID_PLATFORM
#define LOG_TAG "INTEL-MESA"

2
src/intel/compiler/brw_compiler.c
View File

@ -159,7 +159,7 @@ brw_compiler_create(void *mem_ctx, const struct gen_device_info *devinfo)
nir_lower_dround_even |
nir_lower_dmod;
if (!devinfo->has_64bit_types) {
if (!devinfo->has_64bit_types || (INTEL_DEBUG & DEBUG_SOFT64)) {
int64_options |= nir_lower_mov64 |
nir_lower_icmp64 |
nir_lower_iadd64 |