X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Ftest%2Fll.c;h=295c479b5fa7a1c4f8eece998db6f5b0ee29707f;hb=3c6b9f272fd0d2b2c48a1e34084411c179d08105;hp=6d0254af4c7e79b8497b64ba71c76187ab4edeff;hpb=c4f2bc129c3a5e479bb65c290c53772e5d53c0ad;p=libfirm diff --git a/ir/be/test/ll.c b/ir/be/test/ll.c index 6d0254af4..295c479b5 100644 --- a/ir/be/test/ll.c +++ b/ir/be/test/ll.c @@ -2,6 +2,7 @@ #include typedef long long int ll_t; +typedef unsigned long long int ull_t; #ifdef __GNUC__ ll_t mul_ll(ll_t a, ll_t b) __attribute__((noinline)); @@ -14,6 +15,16 @@ ll_t mod_ll(ll_t a, ll_t b) __attribute__((noinline)); ll_t divmod_ll(ll_t a, ll_t b) __attribute__((noinline)); ll_t abs_ll(ll_t a) __attribute__((noinline)); ll_t neg_ll(ll_t a) __attribute__((noinline)); + +ull_t mul_ull(ull_t a, ull_t b) __attribute__((noinline)); +ull_t shl_ull(ull_t a, ull_t b) __attribute__((noinline)); +ull_t shr_ull(ull_t a, ull_t b) __attribute__((noinline)); +ull_t add_ull(ull_t a, ull_t b) __attribute__((noinline)); +ull_t sub_ull(ull_t a, ull_t b) __attribute__((noinline)); +ull_t div_ull(ull_t a, ull_t b) __attribute__((noinline)); +ull_t mod_ull(ull_t a, ull_t b) __attribute__((noinline)); +ull_t divmod_ull(ull_t a, ull_t b) __attribute__((noinline)); +ull_t neg_ull(ull_t a) __attribute__((noinline)); #endif ll_t mul_ll(ll_t a, ll_t b) { @@ -53,10 +64,9 @@ ll_t neg_ll(ll_t a) { } ll_t abs_ll(ll_t a) { - return llabs(a); + return a < 0 ? -a : a; } -#if 0 double conv_ll_d(ll_t a) { return (double)a; } @@ -64,14 +74,65 @@ double conv_ll_d(ll_t a) { ll_t conv_d_ll(double a) { return (ll_t)a; } + +/* unsigned */ + +ull_t mul_ull(ull_t a, ull_t b) { + return a * b; +} + +ull_t shl_ull(ull_t a, ull_t b) { + return a << b; +} + +ull_t shr_ull(ull_t a, ull_t b) { + return a >> b; +} + +ull_t add_ull(ull_t a, ull_t b) { + return a + b; +} + +ull_t sub_ull(ull_t a, ull_t b) { + return a - b; +} + +ull_t div_ull(ull_t a, ull_t b) { + return a / b; +} + +ull_t mod_ull(ull_t a, ull_t b) { + return a % b; +} + +ull_t divmod_ull(ull_t a, ull_t b) { + return (a / b) + (a % b); +} + +ull_t neg_ull(ull_t a) { + return -a; +} + +#if 0 +double conv_ull_d(ull_t a) { + return (double)a; +} + +ull_t conv_d_ull(double a) { + return (ull_t)a; +} #endif int main(void) { ll_t a = 0xff; - ll_t b = 0x123456789; - ll_t c = 0x8001023000002460; + ll_t b = 0x123456789LL; + ll_t c = 0x8001023000002460LL; double d = (double)c; + ull_t ua = 0xff; + ull_t ub = 0x123456789ULL; + ull_t uc = 0x8001023000002460ULL; + printf("%lld * %lld = %lld\n", a, b, mul_ll(a, b)); printf("%lld + %lld = %lld\n", a, b, add_ll(a, b)); printf("%lld - %lld = %lld\n", a, b, sub_ll(a, b)); @@ -79,12 +140,28 @@ int main(void) { printf("%lld %% %lld = %lld\n", b, a, mod_ll(b, a)); printf("%lld / + %% %lld = %lld\n", b, a, divmod_ll(b, a)); printf("%lld << %d = %lld\n", a, 2, shl_ll(a, 2)); + printf("%lld << %d = %lld\n", a, 33, shl_ll(a, 33)); printf("%lld >> %d = %lld\n", a, 2, shr_ll(a, 2)); + printf("%lld >> %d = %lld\n", c, 33, shr_ll(c, 33)); printf("abs(%lld) = %lld\n", c, abs_ll(c)); printf("neg(%lld) = %lld\n", b, neg_ll(b)); -#if 0 printf("conv(%lld) = %lf\n", c, conv_ll_d(c)); printf("conv(%lf) = %lld\n", d, conv_d_ll(d)); + + printf("%llu * %llu = %llu\n", ua, ub, mul_ull(ua, ub)); + printf("%llu + %llu = %llu\n", ua, ub, add_ull(ua, ub)); + printf("%llu - %llu = %llu\n", ua, ub, sub_ull(ua, ub)); + printf("%llu / %llu = %llu\n", ub, ua, div_ull(ub, ua)); + printf("%llu %% %llu = %llu\n", ub, ua, mod_ull(ub, ua)); + printf("%llu / + %% %llu = %llu\n", ub, ua, divmod_ull(ub, ua)); + printf("%llu << %d = %llu\n", ua, 2, shl_ull(ua, 2)); + printf("%llu << %d = %llu\n", ua, 33, shl_ull(ua, 33)); + printf("%llu >> %d = %llu\n", ua, 2, shr_ull(ua, 2)); + printf("%llu >> %d = %llu\n", uc, 33, shr_ll(uc, 33)); + printf("neg(%llu) = %llu\n", ub, neg_ull(ub)); +#if 0 + printf("conv(%llu) = %lf\n", uc, conv_ull_d(uc)); + printf("conv(%lf) = %llu\n", d, conv_d_ull(d)); #endif return 0; }