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37 lines
1.7 KiB
C
37 lines
1.7 KiB
C
#ifndef COSMOPOLITAN_LIBC_TESTLIB_EZBENCH_H_
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#define COSMOPOLITAN_LIBC_TESTLIB_EZBENCH_H_
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#include "libc/macros.h"
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#include "libc/testlib/bench.h"
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#include "libc/testlib/testlib.h"
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#if !(__ASSEMBLER__ + __LINKER__ + 0)
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#define EZBENCH(INIT, EXPR) EZBENCH2(#EXPR, INIT, EXPR)
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#ifndef __STRICT_ANSI__
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#define EZBENCH2(NAME, INIT, EXPR) \
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do { \
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uint64_t Control, Speculative, MemoryStrict; \
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Control = __testlib_ezbenchcontrol(); \
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INIT; \
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EXPR; \
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Speculative = BENCHLOOP(__startbench, __endbench, 128, INIT, (EXPR)); \
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MemoryStrict = BENCHLOOP(__startbench_m, __endbench_m, 8, ({ \
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INIT; \
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thrashcodecache(); \
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}), \
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(EXPR)); \
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Control = MIN(Control, MIN(Speculative, MemoryStrict)); \
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__testlib_ezbenchreport(NAME, Speculative - Control, \
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MemoryStrict - Control); \
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} while (0)
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#else
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#define EZBENCH2(NAME, INIT, EXPR) \
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do { \
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} while (0)
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#endif
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void __testlib_ezbenchreport(const char *, uint64_t, uint64_t);
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uint64_t __testlib_ezbenchcontrol(void);
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#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
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#endif /* COSMOPOLITAN_LIBC_TESTLIB_EZBENCH_H_ */
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