1 // SPDX-License-Identifier: GPL-2.0
11 #include <sys/types.h>
12 #include <sys/select.h>
17 long double __attribute__((noinline)) insn(long flags) \
25 " " #insn " %%st(1), %%st" "\n" \
26 " ffree %%st(1)" "\n" \
48 void sighandler(int sig)
50 printf("[FAIL]\tGot signal %d, exiting\n", sig);
54 int main(int argc, char **argv, char **envp)
58 /* SIGILL triggers on 32-bit kernels w/o fcomi emulation
59 * when run with "no387 nofxsr". Other signals are caught
62 signal(SIGILL, sighandler);
63 signal(SIGFPE, sighandler);
64 signal(SIGSEGV, sighandler);
66 printf("[RUN]\tTesting fcmovCC instructions\n");
67 /* If fcmovCC() returns 1.0, the move wasn't done */
68 err |= !(fcmovb(0) == 1.0); err |= !(fcmovnb(0) != 1.0);
69 err |= !(fcmove(0) == 1.0); err |= !(fcmovne(0) != 1.0);
70 err |= !(fcmovbe(0) == 1.0); err |= !(fcmovnbe(0) != 1.0);
71 err |= !(fcmovu(0) == 1.0); err |= !(fcmovnu(0) != 1.0);
73 err |= !(fcmovb(CF) != 1.0); err |= !(fcmovnb(CF) == 1.0);
74 err |= !(fcmove(CF) == 1.0); err |= !(fcmovne(CF) != 1.0);
75 err |= !(fcmovbe(CF) != 1.0); err |= !(fcmovnbe(CF) == 1.0);
76 err |= !(fcmovu(CF) == 1.0); err |= !(fcmovnu(CF) != 1.0);
78 err |= !(fcmovb(ZF) == 1.0); err |= !(fcmovnb(ZF) != 1.0);
79 err |= !(fcmove(ZF) != 1.0); err |= !(fcmovne(ZF) == 1.0);
80 err |= !(fcmovbe(ZF) != 1.0); err |= !(fcmovnbe(ZF) == 1.0);
81 err |= !(fcmovu(ZF) == 1.0); err |= !(fcmovnu(ZF) != 1.0);
83 err |= !(fcmovb(PF) == 1.0); err |= !(fcmovnb(PF) != 1.0);
84 err |= !(fcmove(PF) == 1.0); err |= !(fcmovne(PF) != 1.0);
85 err |= !(fcmovbe(PF) == 1.0); err |= !(fcmovnbe(PF) != 1.0);
86 err |= !(fcmovu(PF) != 1.0); err |= !(fcmovnu(PF) == 1.0);
89 printf("[OK]\tfcmovCC\n");
91 printf("[FAIL]\tfcmovCC errors: %d\n", err);