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Diffstat (limited to 'compiler-rt/test/builtins/Unit')
-rw-r--r-- | compiler-rt/test/builtins/Unit/sme-string-test.cpp | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/compiler-rt/test/builtins/Unit/sme-string-test.cpp b/compiler-rt/test/builtins/Unit/sme-string-test.cpp deleted file mode 100644 index 3bc4559..0000000 --- a/compiler-rt/test/builtins/Unit/sme-string-test.cpp +++ /dev/null @@ -1,120 +0,0 @@ -// REQUIRES: aarch64-target-arch, aarch64-sme-available -// RUN: %clangxx_builtins %s %librt -o %t && %run %t - -#include <cassert> -#include <initializer_list> -#include <stdint.h> -#include <stdlib.h> -#include <string.h> - -extern "C" { -void *__arm_sc_memcpy(void *, const void *, size_t); -void *__arm_sc_memset(void *, int, size_t); -void *__arm_sc_memmove(void *, const void *, size_t); -void *__arm_sc_memchr(const void *, int, size_t); -} - -template <unsigned N> class Memory { -public: - uint8_t ptr[N]; - unsigned size; - - Memory(unsigned stride = 0) { - size = N; - if (stride == 0) - return; - for (unsigned i = 0; i < N; i++) - ptr[i] = i * stride; - } - - void assert_equal(const Memory &other) { - assert(N == other.size); - assert(memcmp(ptr, other.ptr, N) == 0); - } - - void assert_equal(std::initializer_list<uint8_t> s) { - assert(N == s.size()); - auto it = s.begin(); - for (unsigned i = 0; i < N; ++i) - assert(ptr[i] == *it++); - } - - void assert_elemt_equal_at(unsigned I, uint8_t elem) { - assert(ptr[I] == elem); - } -}; - -int main() { - - // Testing memcpy from src to dst. - { - Memory<8> src(1); - Memory<8> dst; - if (!__arm_sc_memcpy(dst.ptr, src.ptr, 8)) - abort(); - dst.assert_equal(src); - dst.assert_equal({0, 1, 2, 3, 4, 5, 6, 7}); - } - - // Testing memcpy from src to dst with pointer offset. - { - Memory<8> src(1); - Memory<8> dst(1); - if (!__arm_sc_memcpy(dst.ptr + 1, src.ptr, 6)) - abort(); - dst.assert_equal({0, 0, 1, 2, 3, 4, 5, 7}); - } - - // Testing memchr. - { - Memory<8> src(4); - for (unsigned i = 0; i < 8; ++i) { - uint8_t e = src.ptr[i]; - uint8_t *elem = (uint8_t *)memchr(src.ptr, e, 8); - if (!elem) - abort(); - src.assert_elemt_equal_at(elem - src.ptr, *elem); - for (unsigned i = 0; i < 8; ++i) - assert(__arm_sc_memchr(src.ptr, src.ptr[i], 8) == - memchr(src.ptr, src.ptr[i], 8)); - } - } - - // Testing memset. - { - Memory<8> array; - if (!__arm_sc_memset(array.ptr, 2, 8)) - abort(); - array.assert_equal({2, 2, 2, 2, 2, 2, 2, 2}); - } - - // Testing memset with pointer offset. - { - Memory<8> array(1); - if (!__arm_sc_memset(array.ptr + 1, 2, 6)) - abort(); - array.assert_equal({0, 2, 2, 2, 2, 2, 2, 7}); - } - - // Testing memmove with a simple non-overlap case. - { - Memory<8> src(1); - Memory<8> dst(1); - if (!__arm_sc_memmove(dst.ptr + 1, src.ptr, 6)) - abort(); - dst.assert_equal({0, 0, 1, 2, 3, 4, 5, 7}); - } - - // Testing memove with overlap pointers dst > src, dst < src. - { - Memory<8> srcdst(1); - if (!__arm_sc_memmove(srcdst.ptr + 1, srcdst.ptr, 6)) - abort(); - srcdst.assert_equal({0, 0, 1, 2, 3, 4, 5, 7}); - if (!__arm_sc_memmove(srcdst.ptr, srcdst.ptr + 1, 6)) - abort(); - srcdst.assert_equal({0, 1, 2, 3, 4, 5, 5, 7}); - } - - return 0; -} |