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From 416fb93dae5009bb51da9f6720a95918a2c79e78 Mon Sep 17 00:00:00 2001
From: Thomas Miller <thomaslmiller91@gmail.com>
Date: Tue Oct 16 08:29:58 2018 -0700
Subject: [PATCH] ANGLE: Fix build for ARM64
__popcnt, SSE, and intrin.h are not available when building for ARM64.
---
src/3rdparty/angle/src/common/mathutil.h | 8 ++++----
src/3rdparty/angle/src/common/platform.h | 2 +-
2 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/src/3rdparty/angle/src/common/mathutil.h b/src/3rdparty/angle/src/common/mathutil.h
index 372e432066..88aedddfe8 100644
--- a/src/3rdparty/angle/src/common/mathutil.h
+++ b/src/3rdparty/angle/src/common/mathutil.h
@@ -150,7 +150,7 @@ inline bool supportsSSE2()
return supports;
}
-#if defined(ANGLE_PLATFORM_WINDOWS) && !defined(_M_ARM)
+#if defined(ANGLE_PLATFORM_WINDOWS) && !defined(_M_ARM) && !defined(_M_ARM64)
{
int info[4];
__cpuid(info, 0);
@@ -162,7 +162,7 @@ inline bool supportsSSE2()
supports = (info[3] >> 26) & 1;
}
}
-#endif // defined(ANGLE_PLATFORM_WINDOWS) && !defined(_M_ARM)
+#endif // defined(ANGLE_PLATFORM_WINDOWS) && !defined(_M_ARM) && !defined(_M_ARM64)
checked = true;
return supports;
#else // defined(ANGLE_USE_SSE)
@@ -884,14 +884,14 @@ inline uint32_t BitfieldReverse(uint32_t value)
// Count the 1 bits.
#if defined(ANGLE_PLATFORM_WINDOWS)
-#if defined(_M_ARM)
+#if defined(_M_ARM) || defined(_M_ARM64)
inline int BitCount(uint32_t bits)
{
bits = bits - ((bits >> 1) & 0x55555555);
bits = (bits & 0x33333333) + ((bits >> 2) & 0x33333333);
return (((bits + (bits >> 4)) & 0x0F0F0F0F) * 0x01010101) >> 24;
}
-#else // _M_ARM
+#else // _M_ARM || _M_ARM64
inline int BitCount(uint32_t bits)
{
return static_cast<int>(__popcnt(bits));
diff --git a/src/3rdparty/angle/src/common/platform.h b/src/3rdparty/angle/src/common/platform.h
index 47cd57b999..fb251da579 100644
--- a/src/3rdparty/angle/src/common/platform.h
+++ b/src/3rdparty/angle/src/common/platform.h
@@ -83,7 +83,7 @@
# undef far
#endif
-#if defined(_MSC_VER) && !defined(_M_ARM)
+#if defined(_MSC_VER) && !defined(_M_ARM) && !defined(_M_ARM64)
#include <intrin.h>
#define ANGLE_USE_SSE
#elif defined(__GNUC__) && (defined(__x86_64__) || defined(__i386__)) && !defined(__MINGW32__)
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