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63df590aa8
Increase code readability by using the function attributes instead of a plain DECLSPEC_NOINLINE
53 lines
1.3 KiB
C
53 lines
1.3 KiB
C
/*++ NDK Version: 0099
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Copyright (c) Alex Ionescu. All rights reserved.
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Header Name:
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section_attribs.h
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Abstract:
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Preprocessor definitions to put code and data into specific sections.
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Author:
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Timo Kreuzer (timo.kreuzer@reactos.org)
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--*/
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#pragma once
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#if defined(__GNUC__) || defined(__clang__)
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#define DATA_SEG(segment) __attribute__((section(segment)))
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#define CODE_SEG(segment) __attribute__((section(segment)))
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#elif defined(_MSC_VER)
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#define DATA_SEG(segment) __declspec(allocate(segment))
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#define CODE_SEG(segment) __declspec(code_seg(segment))
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#else
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#error Invalid compiler!
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#endif
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/*
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* This attribute should be applied to a function that
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* is called from pageable code and raises the IRQL at DISPATCH_LEVEL or higher,
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* and restores the IRQL before it returns. We must make sure that function is not inlined.
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*/
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#define DECLSPEC_NOINLINE_FROM_PAGED DECLSPEC_NOINLINE
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/*
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* This attribute should be applied to a pageable function that
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* is called from non-pageable code at IRQL lower than DISPATCH_LEVEL.
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* We should make sure that function is not inlined. Some compilers (GCC)
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* can do inlining even if the function is in another section.
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* See the discussion https://gcc.gnu.org/bugzilla/show_bug.cgi?id=31362
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* for more details.
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*/
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#define DECLSPEC_NOINLINE_FROM_NOT_PAGED DECLSPEC_NOINLINE
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