53 lines
1.1 KiB
C
53 lines
1.1 KiB
C
#ifndef __PROFILE_H
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#define __PROFILE_H
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#if WITH_PROFILE
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#include <platform/memmap.h>
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#include <sys/types.h>
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struct profile_event {
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uint32_t time;
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addr_t pc;
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uint32_t data1;
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uint32_t data2;
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};
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struct profile_buffer {
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uint32_t magic;
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uint32_t count;
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uint32_t pc_bytes;
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uint32_t timer_ticks_per_sec;
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struct profile_event events[];
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};
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#define PROFILE_2(_data1, _data2) \
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do { \
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addr_t current_pc = 0; \
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__asm__ volatile ("L_%=: adr %0, L_%=" : "=r"(current_pc)); \
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profile(current_pc, (_data1), (_data2)); \
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} while(0)
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#define PROFILE_INIT() profile_init()
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#define PROFILE_HANDOFF() profile_handoff()
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#else // !WITH_PROFILE
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#define PROFILE_2(data1, data2) do {} while(0)
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#define PROFILE_INIT() do {} while(0)
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#define PROFILE_HANDOFF() do {} while(0)
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#endif
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#define PROFILE_1(data1) PROFILE_2((data1), 0)
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#define PROFILE() PROFILE_2(0, 0)
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#define PROFILE_ENTER(tag) PROFILE_2(((tag) & 0xFFFFFF) | ('<' << 24), 0)
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#define PROFILE_EXIT(tag) PROFILE_2(((tag) & 0xFFFFFF) | ('>' << 24), 0)
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void profile_init(void);
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void profile(addr_t pc, uint32_t data1, uint32_t data2);
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void profile_relocate(void);
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void profile_handoff(void);
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#endif
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