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/* This testcase is part of GDB, the GNU debugger.
Copyright 2015-2016 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#if (defined __aarch64__)
#include <arm_neon.h>
#endif
#if (defined __aarch64__)
static void
load (void)
{
int buf[8];
asm ("ld1 { v1.8b }, [%[buf]]\n"
"ld1 { v2.8b, v3.8b }, [%[buf]]\n"
"ld1 { v3.8b, v4.8b, v5.8b }, [%[buf]]\n"
:
: [buf] "r" (buf)
: /* No clobbers */);
}
static void
move (void)
{
float32x2_t b1_ = vdup_n_f32(123.0f);
float32_t a1_ = 0;
float64x1_t b2_ = vdup_n_f64(456.0f);
float64_t a2_ = 0;
asm ("ins %0.s[0], %w1\n"
: "=w"(b1_)
: "r"(a1_), "0"(b1_)
: /* No clobbers */);
asm ("ins %0.d[1], %x1\n"
: "=w"(b2_)
: "r"(a2_), "0"(b2_)
: /* No clobbers */);
}
static void
adv_simd_mod_imm (void)
{
float32x2_t a1 = {2.0, 4.0};
asm ("bic %0.2s, #1\n"
"bic %0.2s, #1, lsl #8\n"
: "=w"(a1)
: "0"(a1)
: /* No clobbers */);
}
static void
adv_simd_scalar_index (void)
{
float64x2_t b_ = {0.0, 0.0};
float64_t a_ = 1.0;
float64_t result;
asm ("fmla %d0,%d1,%2.d[1]"
: "=w"(result)
: "w"(a_), "w"(b_)
: /* No clobbers */);
}
static void
adv_simd_smlal (void)
{
asm ("smlal v13.2d, v8.2s, v0.2s");
}
static void
adv_simd_vect_shift (void)
{
asm ("fcvtzs s0, s0, #1");
}
#elif (defined __arm__)
static void
ext_reg_load (void)
{
char in[8];
asm ("vldr d0, [%0]" : : "r" (in));
asm ("vldr s3, [%0]" : : "r" (in));
asm ("vldm %0, {d3-d4}" : : "r" (in));
asm ("vldm %0, {s9-s11}" : : "r" (in));
}
static void
ext_reg_mov (void)
{
int i, j;
double d;
i = 1;
j = 2;
asm ("vmov s4, s5, %0, %1" : "=r" (i), "=r" (j): );
asm ("vmov s7, s8, %0, %1" : "=r" (i), "=r" (j): );
asm ("vmov %0, %1, s10, s11" : : "r" (i), "r" (j));
asm ("vmov %0, %1, s1, s2" : : "r" (i), "r" (j));
asm ("vmov %P2, %0, %1" : "=r" (i), "=r" (j): "w" (d));
asm ("vmov %1, %2, %P0" : "=w" (d) : "r" (i), "r" (j));
}
static void
ext_reg_push_pop (void)
{
double d;
asm ("vpush {%P0}" : : "w" (d));
asm ("vpop {%P0}" : : "w" (d));
}
#endif
typedef void (*testcase_ftype) (void);
/* Functions testing instruction decodings. GDB will read n_testcases
to know how many functions to test. */
static testcase_ftype testcases[] =
{
#if (defined __aarch64__)
load,
move,
adv_simd_mod_imm,
adv_simd_scalar_index,
adv_simd_smlal,
adv_simd_vect_shift,
#elif (defined __arm__)
ext_reg_load,
ext_reg_mov,
ext_reg_push_pop,
#endif
};
static int n_testcases = (sizeof (testcases) / sizeof (testcase_ftype));
int
main ()
{
int i = 0;
for (i = 0; i < n_testcases; i++)
testcases[i] ();
return 0;
}
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