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qemu-e2k/tests/tcg/xtensa/test_fp0_conv.S
Max Filippov 5c10f488ea tests/tcg/xtensa: update test_fp0_conv for DFPU 
DFPU conversion opcodes update FSR flags. Add FSR parameters and
expected FSR register values for the conversion tests.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
2020-08-21 12:48:16 -07:00

316 lines
11 KiB
ArmAsm
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#include "macros.inc"
#include "fpu.h"
test_suite fp0_conv
#if XCHAL_HAVE_FP
.macro movfp fr, v
movi a2, \v
wfr \fr, a2
.endm
.macro test_ftoi_ex op, r0, fr0, v, c, r, sr
movi a2, 0
wur a2, fsr
movfp \fr0, \v
\op \r0, \fr0, \c
dump \r0
movi a3, \r
assert eq, \r0, a3
rur a2, fsr
#if DFPU
movi a3, \sr
assert eq, a2, a3
#else
assert eqi, a2, 0
#endif
.endm
.macro test_ftoi op, r0, fr0, v, c, r, sr
movi a2, 0
wur a2, fcr
test_ftoi_ex \op, \r0, \fr0, \v, \c, \r, \sr
movi a2, 0x7c
wur a2, fcr
test_ftoi_ex \op, \r0, \fr0, \v, \c, \r, \sr
.endm
.macro test_itof_ex op, fr0, ar0, v, c, r, sr
movi a2, 0
wur a2, fsr
movi \ar0, \v
\op \fr0, \ar0, \c
rfr a2, \fr0
dump a2
movi a3, \r
assert eq, a2, a3
rur a2, fsr
#if DFPU
movi a3, \sr
assert eq, a2, a3
#else
assert eqi, a2, 0
#endif
.endm
.macro test_itof_rm op, fr0, ar0, v, c, rm, r, sr
movi a2, \rm
wur a2, fcr
test_itof_ex \op, \fr0, \ar0, \v, \c, \r, \sr
movi a2, (\rm) | 0x7c
wur a2, fcr
test_itof_ex \op, \fr0, \ar0, \v, \c, \r, \sr
.endm
.macro test_itof op, fr0, ar0, v, c, r0, r1, r2, r3, sr
test_itof_rm \op, \fr0, \ar0, \v, \c, 0, \r0, \sr
test_itof_rm \op, \fr0, \ar0, \v, \c, 1, \r1, \sr
test_itof_rm \op, \fr0, \ar0, \v, \c, 2, \r2, \sr
test_itof_rm \op, \fr0, \ar0, \v, \c, 3, \r3, \sr
.endm
test round_s
movi a2, 1
wsr a2, cpenable
/* NaN */
test_ftoi round.s, a2, f0, 0xffc00001, 0, 0x7fffffff, FSR_V
test_ftoi round.s, a2, f0, 0xff800001, 0, 0x7fffffff, FSR_V
/* -inf */
test_ftoi round.s, a2, f0, 0xff800000, 0, 0x80000000, FSR_V
/* negative overflow */
test_ftoi round.s, a2, f0, 0xceffffff, 1, 0x80000000, FSR_V
test_ftoi round.s, a2, f0, 0xcf000000, 0, 0x80000000, FSR__
test_ftoi round.s, a2, f0, 0xceffffff, 0, 0x80000080, FSR__
/* negative */
test_ftoi round.s, a2, f0, 0xbfa00000, 1, -2, FSR_I /* -1.25 * 2 */
test_ftoi round.s, a2, f0, 0xbfc00000, 0, -2, FSR_I /* -1.5 */
test_ftoi round.s, a2, f0, 0xbf800000, 1, -2, FSR__ /* -1 * 2 */
test_ftoi round.s, a2, f0, 0xbf800000, 0, -1, FSR__ /* -1 */
test_ftoi round.s, a2, f0, 0xbf400000, 0, -1, FSR_I /* -0.75 */
test_ftoi round.s, a2, f0, 0xbf000000, 0, 0, FSR_I /* -0.5 */
/* positive */
test_ftoi round.s, a2, f0, 0x3f000000, 0, 0, FSR_I /* 0.5 */
test_ftoi round.s, a2, f0, 0x3f400000, 0, 1, FSR_I /* 0.75 */
test_ftoi round.s, a2, f0, 0x3f800000, 0, 1, FSR__ /* 1 */
test_ftoi round.s, a2, f0, 0x3f800000, 1, 2, FSR__ /* 1 * 2 */
test_ftoi round.s, a2, f0, 0x3fc00000, 0, 2, FSR_I /* 1.5 */
test_ftoi round.s, a2, f0, 0x3fa00000, 1, 2, FSR_I /* 1.25 * 2 */
/* positive overflow */
test_ftoi round.s, a2, f0, 0x4effffff, 0, 0x7fffff80, FSR__
test_ftoi round.s, a2, f0, 0x4f000000, 0, 0x7fffffff, FSR_V
test_ftoi round.s, a2, f0, 0x4effffff, 1, 0x7fffffff, FSR_V
/* +inf */
test_ftoi round.s, a2, f0, 0x7f800000, 0, 0x7fffffff, FSR_V
/* NaN */
test_ftoi round.s, a2, f0, 0x7f800001, 0, 0x7fffffff, FSR_V
test_ftoi round.s, a2, f0, 0x7fc00000, 0, 0x7fffffff, FSR_V
test_end
test trunc_s
/* NaN */
test_ftoi trunc.s, a2, f0, 0xffc00001, 0, 0x7fffffff, FSR_V
test_ftoi trunc.s, a2, f0, 0xff800001, 0, 0x7fffffff, FSR_V
/* -inf */
test_ftoi trunc.s, a2, f0, 0xff800000, 0, 0x80000000, FSR_V
/* negative overflow */
test_ftoi trunc.s, a2, f0, 0xceffffff, 1, 0x80000000, FSR_V
test_ftoi trunc.s, a2, f0, 0xcf000000, 0, 0x80000000, FSR__
test_ftoi trunc.s, a2, f0, 0xceffffff, 0, 0x80000080, FSR__
/* negative */
test_ftoi trunc.s, a2, f0, 0xbfa00000, 1, -2, FSR_I /* -1.25 * 2 */
test_ftoi trunc.s, a2, f0, 0xbfc00000, 0, -1, FSR_I /* -1.5 */
test_ftoi trunc.s, a2, f0, 0xbf800000, 1, -2, FSR__ /* -1 * 2 */
test_ftoi trunc.s, a2, f0, 0xbf800000, 0, -1, FSR__ /* -1 */
test_ftoi trunc.s, a2, f0, 0xbf400000, 0, 0, FSR_I /* -0.75 */
test_ftoi trunc.s, a2, f0, 0xbf000000, 0, 0, FSR_I /* -0.5 */
/* positive */
test_ftoi trunc.s, a2, f0, 0x3f000000, 0, 0, FSR_I /* 0.5 */
test_ftoi trunc.s, a2, f0, 0x3f400000, 0, 0, FSR_I /* 0.75 */
test_ftoi trunc.s, a2, f0, 0x3f800000, 0, 1, FSR__ /* 1 */
test_ftoi trunc.s, a2, f0, 0x3f800000, 1, 2, FSR__ /* 1 * 2 */
test_ftoi trunc.s, a2, f0, 0x3fc00000, 0, 1, FSR_I /* 1.5 */
test_ftoi trunc.s, a2, f0, 0x3fa00000, 1, 2, FSR_I /* 1.25 * 2 */
/* positive overflow */
test_ftoi trunc.s, a2, f0, 0x4effffff, 0, 0x7fffff80, FSR__
test_ftoi trunc.s, a2, f0, 0x4f000000, 0, 0x7fffffff, FSR_V
test_ftoi trunc.s, a2, f0, 0x4effffff, 1, 0x7fffffff, FSR_V
/* +inf */
test_ftoi trunc.s, a2, f0, 0x7f800000, 0, 0x7fffffff, FSR_V
/* NaN */
test_ftoi trunc.s, a2, f0, 0x7f800001, 0, 0x7fffffff, FSR_V
test_ftoi trunc.s, a2, f0, 0x7fc00000, 0, 0x7fffffff, FSR_V
test_end
test floor_s
/* NaN */
test_ftoi floor.s, a2, f0, 0xffc00001, 0, 0x7fffffff, FSR_V
test_ftoi floor.s, a2, f0, 0xff800001, 0, 0x7fffffff, FSR_V
/* -inf */
test_ftoi floor.s, a2, f0, 0xff800000, 0, 0x80000000, FSR_V
/* negative overflow */
test_ftoi floor.s, a2, f0, 0xceffffff, 1, 0x80000000, FSR_V
test_ftoi floor.s, a2, f0, 0xcf000000, 0, 0x80000000, FSR__
test_ftoi floor.s, a2, f0, 0xceffffff, 0, 0x80000080, FSR__
/* negative */
test_ftoi floor.s, a2, f0, 0xbfa00000, 1, -3, FSR_I /* -1.25 * 2 */
test_ftoi floor.s, a2, f0, 0xbfc00000, 0, -2, FSR_I /* -1.5 */
test_ftoi floor.s, a2, f0, 0xbf800000, 1, -2, FSR__ /* -1 * 2 */
test_ftoi floor.s, a2, f0, 0xbf800000, 0, -1, FSR__ /* -1 */
test_ftoi floor.s, a2, f0, 0xbf400000, 0, -1, FSR_I /* -0.75 */
test_ftoi floor.s, a2, f0, 0xbf000000, 0, -1, FSR_I /* -0.5 */
/* positive */
test_ftoi floor.s, a2, f0, 0x3f000000, 0, 0, FSR_I /* 0.5 */
test_ftoi floor.s, a2, f0, 0x3f400000, 0, 0, FSR_I /* 0.75 */
test_ftoi floor.s, a2, f0, 0x3f800000, 0, 1, FSR__ /* 1 */
test_ftoi floor.s, a2, f0, 0x3f800000, 1, 2, FSR__ /* 1 * 2 */
test_ftoi floor.s, a2, f0, 0x3fc00000, 0, 1, FSR_I /* 1.5 */
test_ftoi floor.s, a2, f0, 0x3fa00000, 1, 2, FSR_I /* 1.25 * 2 */
/* positive overflow */
test_ftoi floor.s, a2, f0, 0x4effffff, 0, 0x7fffff80, FSR__
test_ftoi floor.s, a2, f0, 0x4f000000, 0, 0x7fffffff, FSR_V
test_ftoi floor.s, a2, f0, 0x4effffff, 1, 0x7fffffff, FSR_V
/* +inf */
test_ftoi floor.s, a2, f0, 0x7f800000, 0, 0x7fffffff, FSR_V
/* NaN */
test_ftoi floor.s, a2, f0, 0x7f800001, 0, 0x7fffffff, FSR_V
test_ftoi floor.s, a2, f0, 0x7fc00000, 0, 0x7fffffff, FSR_V
test_end
test ceil_s
/* NaN */
test_ftoi ceil.s, a2, f0, 0xffc00001, 0, 0x7fffffff, FSR_V
test_ftoi ceil.s, a2, f0, 0xff800001, 0, 0x7fffffff, FSR_V
/* -inf */
test_ftoi ceil.s, a2, f0, 0xff800000, 0, 0x80000000, FSR_V
/* negative overflow */
test_ftoi ceil.s, a2, f0, 0xceffffff, 1, 0x80000000, FSR_V
test_ftoi ceil.s, a2, f0, 0xcf000000, 0, 0x80000000, FSR__
test_ftoi ceil.s, a2, f0, 0xceffffff, 0, 0x80000080, FSR__
/* negative */
test_ftoi ceil.s, a2, f0, 0xbfa00000, 1, -2, FSR_I /* -1.25 * 2 */
test_ftoi ceil.s, a2, f0, 0xbfc00000, 0, -1, FSR_I /* -1.5 */
test_ftoi ceil.s, a2, f0, 0xbf800000, 1, -2, FSR__ /* -1 * 2 */
test_ftoi ceil.s, a2, f0, 0xbf800000, 0, -1, FSR__ /* -1 */
test_ftoi ceil.s, a2, f0, 0xbf400000, 0, 0, FSR_I /* -0.75 */
test_ftoi ceil.s, a2, f0, 0xbf000000, 0, 0, FSR_I /* -0.5 */
/* positive */
test_ftoi ceil.s, a2, f0, 0x3f000000, 0, 1, FSR_I /* 0.5 */
test_ftoi ceil.s, a2, f0, 0x3f400000, 0, 1, FSR_I /* 0.75 */
test_ftoi ceil.s, a2, f0, 0x3f800000, 0, 1, FSR__ /* 1 */
test_ftoi ceil.s, a2, f0, 0x3f800000, 1, 2, FSR__ /* 1 * 2 */
test_ftoi ceil.s, a2, f0, 0x3fc00000, 0, 2, FSR_I /* 1.5 */
test_ftoi ceil.s, a2, f0, 0x3fa00000, 1, 3, FSR_I /* 1.25 * 2 */
/* positive overflow */
test_ftoi ceil.s, a2, f0, 0x4effffff, 0, 0x7fffff80, FSR__
test_ftoi ceil.s, a2, f0, 0x4f000000, 0, 0x7fffffff, FSR_V
test_ftoi ceil.s, a2, f0, 0x4effffff, 1, 0x7fffffff, FSR_V
/* +inf */
test_ftoi ceil.s, a2, f0, 0x7f800000, 0, 0x7fffffff, FSR_V
/* NaN */
test_ftoi ceil.s, a2, f0, 0x7f800001, 0, 0x7fffffff, FSR_V
test_ftoi ceil.s, a2, f0, 0x7fc00000, 0, 0x7fffffff, FSR_V
test_end
test utrunc_s
/* NaN */
test_ftoi utrunc.s, a2, f0, 0xffc00001, 0, 0xffffffff, FSR_V
test_ftoi utrunc.s, a2, f0, 0xff800001, 0, 0xffffffff, FSR_V
/* -inf */
test_ftoi utrunc.s, a2, f0, 0xff800000, 0, 0x80000000, FSR_V
/* negative overflow */
test_ftoi utrunc.s, a2, f0, 0xceffffff, 1, 0x80000000, FSR_V
test_ftoi utrunc.s, a2, f0, 0xcf000000, 0, 0x80000000, FSR_V
test_ftoi utrunc.s, a2, f0, 0xceffffff, 0, 0x80000080, FSR_V
/* negative */
test_ftoi utrunc.s, a2, f0, 0xbfa00000, 1, -2, FSR_V /* -1.25 * 2 */
test_ftoi utrunc.s, a2, f0, 0xbfc00000, 0, -1, FSR_V /* -1.5 */
test_ftoi utrunc.s, a2, f0, 0xbf800000, 1, -2, FSR_V /* -1 * 2 */
test_ftoi utrunc.s, a2, f0, 0xbf800000, 0, -1, FSR_V /* -1 */
test_ftoi utrunc.s, a2, f0, 0xbf400000, 0, 0, FSR_I /* -0.75 */
test_ftoi utrunc.s, a2, f0, 0xbf000000, 0, 0, FSR_I /* -0.5 */
/* positive */
test_ftoi utrunc.s, a2, f0, 0x3f000000, 0, 0, FSR_I /* 0.5 */
test_ftoi utrunc.s, a2, f0, 0x3f400000, 0, 0, FSR_I /* 0.75 */
test_ftoi utrunc.s, a2, f0, 0x3f800000, 0, 1, FSR__ /* 1 */
test_ftoi utrunc.s, a2, f0, 0x3f800000, 1, 2, FSR__ /* 1 * 2 */
test_ftoi utrunc.s, a2, f0, 0x3fc00000, 0, 1, FSR_I /* 1.5 */
test_ftoi utrunc.s, a2, f0, 0x3fa00000, 1, 2, FSR_I /* 1.25 * 2 */
/* positive overflow */
test_ftoi utrunc.s, a2, f0, 0x4effffff, 0, 0x7fffff80, FSR__
test_ftoi utrunc.s, a2, f0, 0x4f000000, 0, 0x80000000, FSR__
test_ftoi utrunc.s, a2, f0, 0x4effffff, 1, 0xffffff00, FSR__
test_ftoi utrunc.s, a2, f0, 0x4f800000, 1, 0xffffffff, FSR_V
/* +inf */
test_ftoi utrunc.s, a2, f0, 0x7f800000, 0, 0xffffffff, FSR_V
/* NaN */
test_ftoi utrunc.s, a2, f0, 0x7f800001, 0, 0xffffffff, FSR_V
test_ftoi utrunc.s, a2, f0, 0x7fc00000, 0, 0xffffffff, FSR_V
test_end
test float_s
test_itof float.s, f0, a2, -1, 0, \
0xbf800000, 0xbf800000, 0xbf800000, 0xbf800000, FSR__
test_itof float.s, f0, a2, 0, 0, 0, 0, 0, 0, FSR__
test_itof float.s, f0, a2, 1, 1, \
0x3f000000, 0x3f000000, 0x3f000000, 0x3f000000, FSR__
test_itof float.s, f0, a2, 1, 0, \
0x3f800000, 0x3f800000, 0x3f800000, 0x3f800000, FSR__
test_itof float.s, f0, a2, 0x7fffffff, 0, \
0x4f000000, 0x4effffff, 0x4f000000, 0x4effffff, FSR_I
test_end
test ufloat_s
test_itof ufloat.s, f0, a2, 0, 0, 0, 0, 0, 0, FSR__
test_itof ufloat.s, f0, a2, 1, 1, \
0x3f000000, 0x3f000000, 0x3f000000, 0x3f000000, FSR__
test_itof ufloat.s, f0, a2, 1, 0, \
0x3f800000, 0x3f800000, 0x3f800000, 0x3f800000, FSR__
test_itof ufloat.s, f0, a2, 0x7fffffff, 0, \
0x4f000000, 0x4effffff, 0x4f000000, 0x4effffff, FSR_I
test_itof ufloat.s, f0, a2, 0xffffffff, 0, \
0x4f800000, 0x4f7fffff, 0x4f800000, 0x4f7fffff, FSR_I
test_end
#endif
test_suite_end
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