forked from OSchip/llvm-project
124 lines
2.5 KiB
C
124 lines
2.5 KiB
C
// RUN: clang-cc -emit-llvm -o %t %s &&
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// RUN: not grep __builtin %t
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#include <stdio.h>
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#include <math.h>
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void p(char *str, int x) {
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printf("%s: %d\n", str, x);
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}
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void q(char *str, double x) {
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printf("%s: %f\n", str, x);
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}
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int main() {
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int N = random();
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#define P(n,args) p(#n #args, __builtin_##n args)
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#define Q(n,args) q(#n #args, __builtin_##n args)
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#define V(n,args) p(#n #args, (__builtin_##n args, 0))
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P(types_compatible_p, (int, float));
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P(choose_expr, (0, 10, 20));
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P(constant_p, (sizeof(10)));
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P(expect, (N == 12, 0));
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V(prefetch, (&N));
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V(prefetch, (&N, 1));
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V(prefetch, (&N, 1, 0));
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// Numeric Constants
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Q(huge_val, ());
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Q(huge_valf, ());
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Q(huge_vall, ());
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Q(inf, ());
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Q(inff, ());
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Q(infl, ());
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// FIXME:
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// XXX note funny semantics for the (last) argument
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// P(fpclassify, (FP_NAN, FP_INFINITE, FP_NORMAL, FP_SUBNORMAL, FP_ZERO, 1.0));
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// P(isinf_sign, (1.0));
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Q(nan, (""));
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Q(nanf, (""));
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Q(nanl, (""));
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Q(nans, (""));
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Q(nan, ("10"));
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Q(nanf, ("10"));
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Q(nanl, ("10"));
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Q(nans, ("10"));
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P(isgreater, (1., 2.));
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P(isgreaterequal, (1., 2.));
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P(isless, (1., 2.));
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P(islessequal, (1., 2.));
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P(islessgreater, (1., 2.));
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P(isunordered, (1., 2.));
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// Bitwise & Numeric Functions
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P(abs, (N));
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P(clz, (N));
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P(clzl, (N));
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P(clzll, (N));
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P(ctz, (N));
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P(ctzl, (N));
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P(ctzll, (N));
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P(ffs, (N));
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P(ffsl, (N));
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P(ffsll, (N));
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P(parity, (N));
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P(parityl, (N));
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P(parityll, (N));
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P(popcount, (N));
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P(popcountl, (N));
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P(popcountll, (N));
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Q(powi, (1.2f, N));
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Q(powif, (1.2f, N));
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Q(powil, (1.2f, N));
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// Lib functions
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int a, b, n = random(); // Avoid optimizing out.
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char s0[10], s1[] = "Hello";
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V(strcat, (s0, s1));
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V(strcmp, (s0, s1));
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V(strncat, (s0, s1, n));
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V(strchr, (s0, s1[0]));
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V(strrchr, (s0, s1[0]));
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V(strcpy, (s0, s1));
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V(strncpy, (s0, s1, n));
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// Object size checking
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V(__memset_chk, (s0, 0, sizeof s0, n));
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V(__memcpy_chk, (s0, s1, sizeof s0, n));
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V(__memmove_chk, (s0, s1, sizeof s0, n));
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V(__mempcpy_chk, (s0, s1, sizeof s0, n));
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V(__strncpy_chk, (s0, s1, sizeof s0, n));
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V(__strcpy_chk, (s0, s1, n));
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s0[0] = 0;
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V(__strcat_chk, (s0, s1, n));
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P(object_size, (s0, 0));
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P(object_size, (s0, 1));
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P(object_size, (s0, 2));
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P(object_size, (s0, 3));
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// Whatever
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P(bswap32, (N));
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P(bswap64, (N));
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// FIXME
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// V(clear_cache, (&N, &N+1));
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V(trap, ());
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return 0;
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}
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void strcat() {}
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void foo() {
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__builtin_strcat(0, 0);
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}
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