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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.target/] [rx/] [builtins.c] - Rev 848
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/* { dg-do run } */ /* Verify that the RX specific builtin functions work. */ #include <stdlib.h> #include <stdio.h> /* We need to prevent these functions from being inlined as otherwise gcc will attempt to optimize away their arguments and we need the operations on them in order to correctly set the psw flags. */ int saturate_add (int, int) __attribute__((__noinline__)); int exchange (int, int) __attribute__((__noinline__)); int half_word_swap (int arg) { return __builtin_rx_revw (arg); } long multiply_and_accumulate (long arg1, long arg2, long arg3) { __builtin_rx_mvtaclo (0); __builtin_rx_mvtachi (0); __builtin_rx_mullo (arg1, arg2); __builtin_rx_mulhi (arg1, arg2); __builtin_rx_maclo (arg1, arg3); __builtin_rx_machi (arg1, arg3); __builtin_rx_racw (1); arg1 = __builtin_rx_mvfachi (); arg1 += __builtin_rx_mvfacmi (); return arg1; } int rxround (float arg) { return __builtin_rx_round (arg); } /* #define DEBUG 1 */ #ifdef DEBUG #define CHECK_0ARG(func, result) \ if (func () != result) \ { \ printf (#func " () fails: %x not %x\n", func (), result); \ abort (); \ } #define CHECK_1ARG(func, arg, result) \ if (func (arg) != result) \ { \ printf (#func " (" #arg ") fails: %x not %x\n", func (arg), result); \ abort (); \ } #define CHECK_2ARG(func, arg1, arg2, result) \ if (func (arg1, arg2) != result) \ { \ printf (#func " (" #arg1 "," #arg2 ") fails: %x not %x\n", \ func (arg1, arg2), result); \ abort (); \ } #define CHECK_3ARG(func, arg1, arg2, arg3, result) \ if (func (arg1, arg2, arg3) != result) \ { \ printf (#func " (" #arg1 "," #arg2 "," #arg3 ") fails: %x not %x\n", \ func (arg1, arg2, arg3), result); \ abort (); \ } #else #define CHECK_0ARG(func, result) \ if (func () != result) \ abort (); #define CHECK_1ARG(func, arg, result) \ if (func (arg) != result) \ abort (); #define CHECK_2ARG(func, arg1, arg2, result) \ if (func (arg1, arg2) != result) \ abort (); #define CHECK_3ARG(func, arg1, arg2, arg3, result) \ if (func (arg1, arg2, arg3) != result) \ abort (); #endif int main (void) { CHECK_1ARG (half_word_swap, 0x12345678, 0x34127856); CHECK_3ARG (multiply_and_accumulate, 0x111, 0x222, 0x333, 0x70007); CHECK_1ARG (rxround, 0.5, 1); return 0; } /* The following builtins are compiled but not executed because they need OS support. */ void rxbreak (void) { __builtin_rx_brk (); } void interrupt (void) { __builtin_rx_int (0x12); } int get_stack_pointer (void) { return __builtin_rx_mvfc (2); } void set_stack_pointer (int value) { __builtin_rx_mvtc (2, value); __builtin_rx_mvtc (2, 0x1234); } void wait (void) { __builtin_rx_wait (); } void rmpa (int * multiplicand, int * multiplier, int num) { __builtin_rx_rmpa (); }
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