mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-01-31 11:37:35 +00:00
e75ffde09e
You can now build Cosmopolitan with Clang:
make -j8 MODE=llvm
o/llvm/examples/hello.com
The assembler and linker code is now friendly to LLVM too.
So it's not needed to configure Clang to use binutils under
the hood. If you love LLVM then you can now use pure LLVM.
41 lines
1.7 KiB
C
41 lines
1.7 KiB
C
#ifndef COSMOPOLITAN_LIBC_MACROS_H_
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#define COSMOPOLITAN_LIBC_MACROS_H_
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#if 0
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/*───────────────────────────────────────────────────────────────────────────│─╗
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│ cosmopolitan § macros ─╬─│┼
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╚────────────────────────────────────────────────────────────────────────────│*/
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#endif
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/**
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* @fileoverview Common C preprocessor, assembler, and linker macros.
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*/
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#define TRUE 1
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#define FALSE 0
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#define alignas(x) _Alignas(x)
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#define ROUNDUP(X, K) (((X) + (K)-1) & -(K))
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#define ROUNDDOWN(X, K) ((X) & -(K))
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#define ABS(X) ((X) >= 0 ? (X) : -(X))
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#define MIN(X, Y) ((Y) > (X) ? (X) : (Y))
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#define MAX(X, Y) ((Y) < (X) ? (X) : (Y))
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#define PASTE(A, B) __PASTE(A, B)
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#define STRINGIFY(A) __STRINGIFY(A)
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#define EQUIVALENT(X, Y) (__builtin_constant_p((X) == (Y)) && ((X) == (Y)))
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#define TYPE_BIT(type) (sizeof(type) * CHAR_BIT)
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#define TYPE_SIGNED(type) (((type)-1) < 0)
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#define TYPE_INTEGRAL(type) (((type)0.5) != 0.5)
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#define INT_STRLEN_MAXIMUM(type) \
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((TYPE_BIT(type) - TYPE_SIGNED(type)) * 302 / 1000 + 1 + TYPE_SIGNED(type))
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#define ARRAYLEN(A) \
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((sizeof(A) / sizeof(*(A))) / ((unsigned)!(sizeof(A) % sizeof(*(A)))))
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#define __STRINGIFY(A) #A
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#define __PASTE(A, B) A##B
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#ifdef __ASSEMBLER__
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#include "libc/macros-cpp.internal.inc"
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#include "libc/macros.internal.inc"
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#endif /* __ASSEMBLER__ */
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#endif /* COSMOPOLITAN_LIBC_MACROS_H_ */
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