diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/arm/eabi1.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/arm/eabi1.c | 342 |
1 files changed, 342 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/arm/eabi1.c b/gcc-4.9/gcc/testsuite/gcc.target/arm/eabi1.c new file mode 100644 index 000000000..c90f5ff08 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/arm/eabi1.c @@ -0,0 +1,342 @@ +/* { dg-do run { target arm*-*-symbianelf* arm*-*-eabi* } } */ +/* { dg-options "" } */ + +/* This file tests most of the non-C++ run-time helper functions + described in Section 4 of the "Run-Time ABI for the ARM + Architecture". These are basic tests; they do not try to validate + all of the corner cases in these routines. + + The functions not tested here are: + + __aeabi_cdcmpeq + __aeabi_cdcmple + __aeabi_cdrcmple + __aeabi_cfcmpeq + __aeabi_cfcmple + __aeabi_cfrcmple + __aeabi_ldivmod + __aeabi_uldivmod + __aeabi_idivmod + __aeabi_uidivmod + + These functions have non-standard calling conventions that would + require the use of inline assembly to test. It would be good to + add such tests, but they have not yet been implemented. + + There are also no tests for the "division by zero", "memory copying, + clearing, and setting" functions. */ + +#include <stdio.h> +#include <stdlib.h> +#include <math.h> + +/* All these functions are defined to use the base ABI, so use the + attribute to ensure the tests use the base ABI to call them even + when the VFP ABI is otherwise in effect. */ +#define PCS __attribute__((pcs("aapcs"))) + +#define decl_float(code, type) \ + extern type __aeabi_ ## code ## add (type, type) PCS; \ + extern type __aeabi_ ## code ## div (type, type) PCS; \ + extern type __aeabi_ ## code ## mul (type, type) PCS; \ + extern type __aeabi_ ## code ## neg (type) PCS; \ + extern type __aeabi_ ## code ## rsub (type, type) PCS; \ + extern type __aeabi_ ## code ## sub (type, type) PCS; \ + extern int __aeabi_ ## code ## cmpeq (type, type) PCS; \ + extern int __aeabi_ ## code ## cmplt (type, type) PCS; \ + extern int __aeabi_ ## code ## cmple (type, type) PCS; \ + extern int __aeabi_ ## code ## cmpge (type, type) PCS; \ + extern int __aeabi_ ## code ## cmpgt (type, type) PCS; \ + extern int __aeabi_ ## code ## cmpun (type, type) PCS; \ + extern int __aeabi_ ## code ## 2iz (type) PCS; \ + extern unsigned int __aeabi_ ## code ## 2uiz (type) PCS; \ + extern long long __aeabi_ ## code ## 2lz (type) PCS; \ + extern unsigned long long __aeabi_ ## code ## 2ulz (type) PCS; \ + extern type __aeabi_i2 ## code (int) PCS; \ + extern type __aeabi_ui2 ## code (int) PCS; \ + extern type __aeabi_l2 ## code (long long) PCS; \ + extern type __aeabi_ul2 ## code (unsigned long long) PCS; \ + \ + type code ## zero = 0.0; \ + type code ## one = 1.0; \ + type code ## two = 2.0; \ + type code ## four = 4.0; \ + type code ## minus_one = -1.0; \ + type code ## minus_two = -2.0; \ + type code ## minus_four = -4.0; \ + type code ## epsilon = 1E-32; \ + type code ## NaN = 0.0 / 0.0; + +decl_float (d, double) +decl_float (f, float) + +extern float __aeabi_d2f (double) PCS; +extern double __aeabi_f2d (float) PCS; +extern long long __aeabi_lmul (long long, long long); +extern long long __aeabi_llsl (long long, int); +extern long long __aeabi_llsr (long long, int); +extern long long __aeabi_lasr (long long, int); +extern int __aeabi_lcmp (long long, long long); +extern int __aeabi_ulcmp (unsigned long long, unsigned long long); +extern int __aeabi_idiv (int, int); +extern unsigned int __aeabi_uidiv (unsigned int, unsigned int); +extern int __aeabi_uread4 (void *); +extern int __aeabi_uwrite4 (int, void *); +extern long long __aeabi_uread8 (void *); +extern long long __aeabi_uwrite8 (long long, void *); + +#define eq(a, b, type, abs, epsilon, format) \ + { \ + type a1; \ + type b1; \ + \ + a1 = a; \ + b1 = b; \ + if (abs (a1 - b1) > epsilon) \ + { \ + fprintf (stderr, "%d: Test %s == %s\n", __LINE__, #a, #b); \ + fprintf (stderr, "%d: " format " != " format "\n", \ + __LINE__, a1, b1); \ + abort (); \ + } \ + } + +#define ieq(a, b) eq (a, b, int, abs, 0, "%d") +#define ueq(a, b) eq (a, b, unsigned int, abs, 0, "%u") +#define leq(a, b) eq (a, b, long long, abs, 0, "%lld") +#define uleq(a, b) eq (a, b, unsigned long long, abs, 0, "%llu") +#define feq(a, b) eq (a, b, float, fabs, fepsilon, "%f") +#define deq(a, b) eq (a, b, double, fabs, depsilon, "%g") + +#define NUM_CMP_VALUES 6 + +/* Values picked to cover a range of small, large, positive and negative. */ +static unsigned int cmp_val[NUM_CMP_VALUES] = +{ + 0, + 1, + 0x40000000, + 0x80000000, + 0xc0000000, + 0xffffffff +}; + +/* All combinations for each of the above values. */ +#define ulcmp(l, s, m) \ + s, l, l, l, l, l, m, s, l, l, l, l, \ + m, m, s, l, l, l, m, m, m, s, l, l, \ + m, m, m, m, s, l, m, m, m, m, m, s + +#define lcmp(l, s, m) \ + s, l, l, m, m, m, m, s, l, m, m, m, \ + m, m, s, m, m, m, l, l, l, s, l, l, \ + l, l, l, m, s, l, l, l, l, m, m, s + +/* All combinations of the above for high/low words. */ +static int lcmp_results[] = +{ + lcmp(ulcmp(-1, -1, -1), ulcmp(-1, 0, 1), ulcmp(1, 1, 1)) +}; + +static int ulcmp_results[] = +{ + ulcmp(ulcmp(-1, -1, -1), ulcmp(-1, 0, 1), ulcmp(1, 1, 1)) +}; + +static int signof(int i) +{ + if (i < 0) + return -1; + + if (i == 0) + return 0; + + return 1; +} + +int main () { + unsigned char bytes[256]; + int i, j, k, n; + int *result; + + /* Table 2. Double-precision floating-point arithmetic. */ + deq (__aeabi_dadd (dzero, done), done); + deq (__aeabi_dadd (done, done), dtwo); + deq (__aeabi_ddiv (dminus_four, dminus_two), dtwo); + deq (__aeabi_ddiv (dminus_two, dtwo), dminus_one); + deq (__aeabi_dmul (dtwo, dtwo), dfour); + deq (__aeabi_dmul (dminus_one, dminus_two), dtwo); + deq (__aeabi_dneg (dminus_one), done); + deq (__aeabi_dneg (dfour), dminus_four); + deq (__aeabi_drsub (done, dzero), dminus_one); + deq (__aeabi_drsub (dtwo, dminus_two), dminus_four); + deq (__aeabi_dsub (dzero, done), dminus_one); + deq (__aeabi_dsub (dminus_two, dtwo), dminus_four); + + /* Table 3. Double-precision floating-point comparisons. */ + ieq (__aeabi_dcmpeq (done, done), 1); + ieq (__aeabi_dcmpeq (done, dzero), 0); + ieq (__aeabi_dcmpeq (dNaN, dzero), 0); + ieq (__aeabi_dcmpeq (dNaN, dNaN), 0); + + ieq (__aeabi_dcmplt (dzero, done), 1); + ieq (__aeabi_dcmplt (done, dzero), 0); + ieq (__aeabi_dcmplt (dzero, dzero), 0); + ieq (__aeabi_dcmplt (dzero, dNaN), 0); + ieq (__aeabi_dcmplt (dNaN, dNaN), 0); + + ieq (__aeabi_dcmple (dzero, done), 1); + ieq (__aeabi_dcmple (done, dzero), 0); + ieq (__aeabi_dcmple (dzero, dzero), 1); + ieq (__aeabi_dcmple (dzero, dNaN), 0); + ieq (__aeabi_dcmple (dNaN, dNaN), 0); + + ieq (__aeabi_dcmpge (dzero, done), 0); + ieq (__aeabi_dcmpge (done, dzero), 1); + ieq (__aeabi_dcmpge (dzero, dzero), 1); + ieq (__aeabi_dcmpge (dzero, dNaN), 0); + ieq (__aeabi_dcmpge (dNaN, dNaN), 0); + + ieq (__aeabi_dcmpgt (dzero, done), 0); + ieq (__aeabi_dcmpgt (done, dzero), 1); + ieq (__aeabi_dcmplt (dzero, dzero), 0); + ieq (__aeabi_dcmpgt (dzero, dNaN), 0); + ieq (__aeabi_dcmpgt (dNaN, dNaN), 0); + + ieq (__aeabi_dcmpun (done, done), 0); + ieq (__aeabi_dcmpun (done, dzero), 0); + ieq (__aeabi_dcmpun (dNaN, dzero), 1); + ieq (__aeabi_dcmpun (dNaN, dNaN), 1); + + /* Table 4. Single-precision floating-point arithmetic. */ + feq (__aeabi_fadd (fzero, fone), fone); + feq (__aeabi_fadd (fone, fone), ftwo); + feq (__aeabi_fdiv (fminus_four, fminus_two), ftwo); + feq (__aeabi_fdiv (fminus_two, ftwo), fminus_one); + feq (__aeabi_fmul (ftwo, ftwo), ffour); + feq (__aeabi_fmul (fminus_one, fminus_two), ftwo); + feq (__aeabi_fneg (fminus_one), fone); + feq (__aeabi_fneg (ffour), fminus_four); + feq (__aeabi_frsub (fone, fzero), fminus_one); + feq (__aeabi_frsub (ftwo, fminus_two), fminus_four); + feq (__aeabi_fsub (fzero, fone), fminus_one); + feq (__aeabi_fsub (fminus_two, ftwo), fminus_four); + + /* Table 5. Single-precision floating-point comparisons. */ + ieq (__aeabi_fcmpeq (fone, fone), 1); + ieq (__aeabi_fcmpeq (fone, fzero), 0); + ieq (__aeabi_fcmpeq (fNaN, fzero), 0); + ieq (__aeabi_fcmpeq (fNaN, fNaN), 0); + + ieq (__aeabi_fcmplt (fzero, fone), 1); + ieq (__aeabi_fcmplt (fone, fzero), 0); + ieq (__aeabi_fcmplt (fzero, fzero), 0); + ieq (__aeabi_fcmplt (fzero, fNaN), 0); + ieq (__aeabi_fcmplt (fNaN, fNaN), 0); + + ieq (__aeabi_fcmple (fzero, fone), 1); + ieq (__aeabi_fcmple (fone, fzero), 0); + ieq (__aeabi_fcmple (fzero, fzero), 1); + ieq (__aeabi_fcmple (fzero, fNaN), 0); + ieq (__aeabi_fcmple (fNaN, fNaN), 0); + + ieq (__aeabi_fcmpge (fzero, fone), 0); + ieq (__aeabi_fcmpge (fone, fzero), 1); + ieq (__aeabi_fcmpge (fzero, fzero), 1); + ieq (__aeabi_fcmpge (fzero, fNaN), 0); + ieq (__aeabi_fcmpge (fNaN, fNaN), 0); + + ieq (__aeabi_fcmpgt (fzero, fone), 0); + ieq (__aeabi_fcmpgt (fone, fzero), 1); + ieq (__aeabi_fcmplt (fzero, fzero), 0); + ieq (__aeabi_fcmpgt (fzero, fNaN), 0); + ieq (__aeabi_fcmpgt (fNaN, fNaN), 0); + + ieq (__aeabi_fcmpun (fone, fone), 0); + ieq (__aeabi_fcmpun (fone, fzero), 0); + ieq (__aeabi_fcmpun (fNaN, fzero), 1); + ieq (__aeabi_fcmpun (fNaN, fNaN), 1); + + /* Table 6. Floating-point to integer conversions. */ + ieq (__aeabi_d2iz (dminus_one), -1); + ueq (__aeabi_d2uiz (done), 1); + leq (__aeabi_d2lz (dminus_two), -2LL); + uleq (__aeabi_d2ulz (dfour), 4LL); + ieq (__aeabi_f2iz (fminus_one), -1); + ueq (__aeabi_f2uiz (fone), 1); + leq (__aeabi_f2lz (fminus_two), -2LL); + uleq (__aeabi_f2ulz (ffour), 4LL); + + /* Table 7. Conversions between floating types. */ + feq (__aeabi_d2f (dtwo), ftwo); + deq (__aeabi_f2d (fminus_four), dminus_four); + + /* Table 8. Integer to floating-point conversions. */ + deq (__aeabi_i2d (-1), dminus_one); + deq (__aeabi_ui2d (2), dtwo); + deq (__aeabi_l2d (-1), dminus_one); + deq (__aeabi_ul2d (2ULL), dtwo); + feq (__aeabi_i2f (-1), fminus_one); + feq (__aeabi_ui2f (2), ftwo); + feq (__aeabi_l2f (-1), fminus_one); + feq (__aeabi_ul2f (2ULL), ftwo); + + /* Table 9. Long long functions. */ + leq (__aeabi_lmul (4LL, -1LL), -4LL); + leq (__aeabi_llsl (2LL, 1), 4LL); + leq (__aeabi_llsr (-1LL, 63), 1); + leq (__aeabi_lasr (-1LL, 63), -1); + + result = lcmp_results; + for (i = 0; i < NUM_CMP_VALUES; i++) + for (j = 0; j < NUM_CMP_VALUES; j++) + for (k = 0; k < NUM_CMP_VALUES; k++) + for (n = 0; n < NUM_CMP_VALUES; n++) + { + ieq (signof (__aeabi_lcmp + (((long long)cmp_val[i] << 32) | cmp_val[k], + ((long long)cmp_val[j] << 32) | cmp_val[n])), + *result); + result++; + } + result = ulcmp_results; + for (i = 0; i < NUM_CMP_VALUES; i++) + for (j = 0; j < NUM_CMP_VALUES; j++) + for (k = 0; k < NUM_CMP_VALUES; k++) + for (n = 0; n < NUM_CMP_VALUES; n++) + { + ieq (signof (__aeabi_ulcmp + (((long long)cmp_val[i] << 32) | cmp_val[k], + ((long long)cmp_val[j] << 32) | cmp_val[n])), + *result); + result++; + } + + ieq (__aeabi_idiv (-550, 11), -50); + ueq (__aeabi_uidiv (4000000000U, 1000000U), 4000U); + + for (i = 0; i < 256; i++) + bytes[i] = i; + +#ifdef __ARMEB__ + ieq (__aeabi_uread4 (bytes + 1), 0x01020304U); + leq (__aeabi_uread8 (bytes + 3), 0x030405060708090aLL); + ieq (__aeabi_uwrite4 (0x66778899U, bytes + 5), 0x66778899U); + leq (__aeabi_uwrite8 (0x2030405060708090LL, bytes + 15), + 0x2030405060708090LL); +#else + ieq (__aeabi_uread4 (bytes + 1), 0x04030201U); + leq (__aeabi_uread8 (bytes + 3), 0x0a09080706050403LL); + ieq (__aeabi_uwrite4 (0x99887766U, bytes + 5), 0x99887766U); + leq (__aeabi_uwrite8 (0x9080706050403020LL, bytes + 15), + 0x9080706050403020LL); +#endif + + for (i = 0; i < 4; i++) + ieq (bytes[5 + i], (6 + i) * 0x11); + + for (i = 0; i < 8; i++) + ieq (bytes[15 + i], (2 + i) * 0x10); + + exit (0); +} |