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83a1bbf1d3
A lot of the internal library headers don't have include guards because they aren't needed. It might look like a bug, though, and it doesn't hurt to add them. So do this. Update https://github.com/ebiggers/libdeflate/issues/117
32 lines
734 B
C
32 lines
734 B
C
#ifndef LIB_X86_DECOMPRESS_IMPL_H
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#define LIB_X86_DECOMPRESS_IMPL_H
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#include "cpu_features.h"
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/* Include the BMI2-optimized version? */
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#undef DISPATCH_BMI2
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#if !defined(__BMI2__) && X86_CPU_FEATURES_ENABLED && \
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COMPILER_SUPPORTS_BMI2_TARGET
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# define FUNCNAME deflate_decompress_bmi2
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# define ATTRIBUTES __attribute__((target("bmi2")))
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# define DISPATCH 1
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# define DISPATCH_BMI2 1
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# include "../decompress_template.h"
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#endif
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#ifdef DISPATCH
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static inline decompress_func_t
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arch_select_decompress_func(void)
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{
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u32 features = get_cpu_features();
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#ifdef DISPATCH_BMI2
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if (features & X86_CPU_FEATURE_BMI2)
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return deflate_decompress_bmi2;
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#endif
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return NULL;
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}
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#endif /* DISPATCH */
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#endif /* LIB_X86_DECOMPRESS_IMPL_H */
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