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diff -x .git -ur usd.orig/cmake/defaults/Packages.cmake external_usd/cmake/defaults/Packages.cmake
--- usd.orig/cmake/defaults/Packages.cmake 2019-10-24 22:39:53.000000000 +0200
+++ external_usd/cmake/defaults/Packages.cmake 2019-11-28 13:00:33.185957483 +0100
@@ -64,7 +64,7 @@
endif()
# --TBB
-find_package(TBB REQUIRED COMPONENTS tbb)
+find_package(TBB)
add_definitions(${TBB_DEFINITIONS})
# --math
diff -Naur usd_orig/cmake/defaults/msvcdefaults.cmake external_usd/cmake/defaults/msvcdefaults.cmake
--- usd_orig/cmake/defaults/msvcdefaults.cmake 2022-02-18 14:49:09 -0700
+++ external_usd/cmake/defaults/msvcdefaults.cmake 2022-03-14 11:41:50 -0600
@@ -120,9 +120,6 @@
# for all translation units.
set(_PXR_CXX_FLAGS "${_PXR_CXX_FLAGS} /bigobj")
-# Enable PDB generation.
-set(_PXR_CXX_FLAGS "${_PXR_CXX_FLAGS} /Zi")
-
# Enable multiprocessor builds.
set(_PXR_CXX_FLAGS "${_PXR_CXX_FLAGS} /MP")
set(_PXR_CXX_FLAGS "${_PXR_CXX_FLAGS} /Gm-")
diff --git a/pxr/base/work/singularTask.h b/pxr/base/work/singularTask.h
--- a/pxr/base/work/singularTask.h
+++ b/pxr/base/work/singularTask.h
@@ -120,7 +120,7 @@
// case we go again to ensure the task can do whatever it
// was awakened to do. Once we successfully take the count
// to zero, we stop.
- size_t old = count;
+ std::size_t old = count;
do { _fn(); } while (
!count.compare_exchange_strong(old, 0));
});
diff --git a/pxr/usd/sdr/shaderMetadataHelpers.h b/pxr/usd/sdr/shaderMetadataHelpers.h
--- a/pxr/usd/sdr/shaderMetadataHelpers.h
+++ b/pxr/usd/sdr/shaderMetadataHelpers.h
@@ -32,6 +32,8 @@
#include "pxr/base/tf/token.h"
#include "pxr/usd/sdr/declare.h"
+#include <limits>
+
PXR_NAMESPACE_OPEN_SCOPE
/// \namespace ShaderMetadataHelpers
diff --git a/pxr/base/arch/timing.h b/pxr/base/arch/timing.h
index 517561f..fda5a1f 100644
--- a/pxr/base/arch/timing.h
+++ b/pxr/base/arch/timing.h
@@ -91,6 +91,10 @@ ArchGetTickTime()
inline uint64_t
ArchGetStartTickTime()
{
+ // BLENDER: avoid using rdtsc instruction that is not supported on older CPUs.
+ return ArchGetTickTime();
+
+#if 0
uint64_t t;
#if defined (ARCH_OS_DARWIN)
return ArchGetTickTime();
@@ -123,6 +127,7 @@ ArchGetStartTickTime()
#error "Unsupported architecture."
#endif
return t;
+#endif
}
/// Get a "stop" tick time for measuring an interval of time. See
@@ -132,6 +137,10 @@ ArchGetStartTickTime()
inline uint64_t
ArchGetStopTickTime()
{
+ // BLENDER: avoid using rdtsc instruction that is not supported on older CPUs.
+ return ArchGetTickTime();
+
+#if 0
uint64_t t;
#if defined (ARCH_OS_DARWIN)
return ArchGetTickTime();
@@ -162,11 +171,11 @@ ArchGetStopTickTime()
#error "Unsupported architecture."
#endif
return t;
+#endif
}
-#if defined (doxygen) || \
- (!defined(ARCH_OS_DARWIN) && defined(ARCH_CPU_INTEL) && \
- (defined(ARCH_COMPILER_CLANG) || defined(ARCH_COMPILER_GCC)))
+// BLENDER: avoid using rdtsc instruction that is not supported on older CPUs.
+#if 0
/// A simple timer class for measuring an interval of time using the
/// ArchTickTimer facilities.
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