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build: Support building for ARM64EC

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When targeting ARM64EC, both __x86_64__ and _M_X86_64 are defined but
not all x86 intrinsics are present, treat EC as regular ARM64 so the
native intrinsics are used instead.
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Billy Laws 2024-03-09 05:43:46 +00:00 committed by GitHub
parent 15ddadc4de
commit 0776d764a4
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2 changed files with 4 additions and 3 deletions
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2
src/d3d9/d3d9_device.cpp
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@ -5355,7 +5355,7 @@ namespace dxvk {
// Round to nearest
_controlfp(_RC_NEAR, _MCW_RC);
#elif (defined(__GNUC__) || defined(__MINGW32__)) && (defined(__i386__) || defined(__x86_64__) || defined(__ia64))
#elif (defined(__GNUC__) || defined(__MINGW32__)) && (defined(__i386__) || (defined(__x86_64__) && !defined(__arm64ec__)) || defined(__ia64))
// For GCC/MinGW we can use inline asm to set it.
// This only works for x86 and x64 processors however.

5
src/util/util_bit.h
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@ -1,11 +1,12 @@
#pragma once
#if defined(__x86_64__) || defined(_M_X64) || defined(__i386__) || defined(_M_IX86) || defined(__e2k__)
#if (defined(__x86_64__) && !defined(__arm64ec__)) || (defined(_M_X64) && !defined(_M_ARM64EC)) \
|| defined(__i386__) || defined(_M_IX86) || defined(__e2k__)
#define DXVK_ARCH_X86
#if defined(__x86_64__) || defined(_M_X64) || defined(__e2k__)
#define DXVK_ARCH_X86_64
#endif
#elif defined(__aarch64__) || defined(_M_ARM64)
#elif defined(__aarch64__) || defined(_M_ARM64) || defined(_M_ARM64EC)
#define DXVK_ARCH_ARM64
#else
#error "Unknown CPU Architecture"