mirror of
https://github.com/FEX-Emu/FEX.git
synced 2026-10-11 01:00:20 +02:00
Ryan Houdek
f2bcc14cda
Which requires moving LinuxEmulation to its own independent folder as well. Since both IRLoader and FEXLoader rely on it. No functional change, just moves the the code around.
51 lines
2.5 KiB
C++
51 lines
2.5 KiB
C++
#pragma once
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#define STRINGY2(x, y) x##y
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#define STRINGY(x, y) STRINGY2(x, y)
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#define STRINGY12(x) STRINGY11(x)
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#define STRINGY11(x) #x
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#define STRINGY1(x) STRINGY12(x)
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#ifndef _BASIC_META
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// Meta typedef variable in unnamed and matches upstream
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// Use this for the super basic ioctl passthrough path
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#define _BASIC_META(x) __attribute__((annotate("fex-match"))) __attribute__((annotate("ioctl-alias-x86_64-_"#x STRINGY1(__LINE__)))) typedef uint8_t STRINGY(_##x, __LINE__)[x];
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#endif
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#ifndef _BASIC_META_VAR
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// This is similar to _BASIC_META except that it allows you to pass variadic arguments to the original ioctl definition
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#define _BASIC_META_VAR(x, args...) __attribute__((annotate("fex-match"))) __attribute__((annotate("ioctl-alias-x86_64-_"#x STRINGY1(__LINE__)))) typedef uint8_t STRINGY(_##x, __LINE__)[x(args)];
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#endif
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#ifndef _CUSTOM_META
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// IOCTL doesn't match across architecture
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// Generates a FEX_<name> version of the ioctl with custom ioctl definition
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// eg: _CUSTOM_META(DRM_IOCTL_AMDGPU_GEM_METADATA, DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_METADATA, FEX::HLE::x64::AMDGPU::fex_drm_amdgpu_gem_metadata));
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// Allows you to effectively pass in the original ioctl definition with custom type replacing the upstream type
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#define _CUSTOM_META(name, ioctl_num) \
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typedef uint8_t _meta_##name[name]; \
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__attribute__((annotate("ioctl-alias-x86_64-_meta_"#name))) typedef uint8_t _##name[ioctl_num]; \
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constexpr static uint32_t FEX_##name = ioctl_num;
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#endif
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#ifndef _CUSTOM_META_MATCH
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// IOCTL doesn't match across architecture
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// Generates a FEX_<name> version of the ioctl with custom ioctl definition
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// eg: _CUSTOM_META(DRM_IOCTL_AMDGPU_GEM_METADATA, DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_METADATA, FEX::HLE::x64::AMDGPU::fex_drm_amdgpu_gem_metadata));
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// Allows you to effectively pass in the original ioctl definition with custom type replacing the upstream type
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#define _CUSTOM_META_MATCH(name, ioctl_num) \
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typedef uint8_t _meta_##name[ioctl_num]; \
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__attribute__((annotate("fex-match"))) typedef uint8_t _##name[ioctl_num]; \
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constexpr static uint32_t FEX_##name = ioctl_num;
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#endif
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#ifndef _CUSTOM_META_OFFSET
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// Same as _CUSTOM_META but allows you to define multiple types from an offset
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// Required to have an ioctl covering a range which some ioctls do
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#define _CUSTOM_META_OFFSET(name, ioctl_num, offset) \
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typedef uint8_t _meta_##name[ioctl_num + offset]; \
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__attribute__((annotate("ioctl-alias-x86_64-_meta_"#name))) typedef uint8_t _##name[ioctl_num + offset]; \
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constexpr static uint32_t FEX_##name = ioctl_num + offset;
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#endif
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