kaguya
36 lines
942 B
C
36 lines
942 B
C
#include <stdint.h>
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static uint64_t foo_impl(void) {
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return 420;
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}
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#if defined(__riscv) && !defined(USE_HOST_LIBC)
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#include <sys/hwprobe.h>
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#elif defined(__riscv)
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int __riscv_hwprobe(struct riscv_hwprobe *pairs, size_t pair_count, size_t cpusetsize, cpu_set_t *cpus,
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unsigned int flags) __attribute__((access(read_write, 1, 2)));
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typedef int (*__riscv_hwprobe_t)(struct riscv_hwprobe *pairs, size_t pair_count,
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size_t cpusetsize, cpu_set_t *cpus, unsigned int flags) __attribute__((access(read_write, 1, 2)));
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#endif
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#if defined(__riscv)
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#include <stdlib.h>
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static uint64_t (*foo_resolver(long long, __riscv_hwprobe_t hwprobe, void *))(void) {
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if (!hwprobe)
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return NULL;
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struct riscv_hwprobe pairs[1] = {
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{ .key = 4, .value = 0 }
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};
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hwprobe(pairs, 1, 0, 0, 0);
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return foo_impl;
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}
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#else
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static uint64_t (*foo_resolver(void))(void) {
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return foo_impl;
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}
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#endif
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uint64_t foo(void) __attribute__((ifunc("foo_resolver")));
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