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Added NEON test any/all support.

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bkaradzic
2014-01-09 22:40:01 -08:00
parent 2d329cfb1c
commit 2419da6727
3 changed files with 117 additions and 0 deletions
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65
include/bx/float4_neon.h
View File

@@ -32,6 +32,28 @@ namespace bx
#undef ELEMy
#undef ELEMx
#define IMPLEMENT_TEST(_xyzw, _swizzle) \
BX_FLOAT4_INLINE bool float4_test_any_##_xyzw(float4_t _test); \
BX_FLOAT4_INLINE bool float4_test_all_##_xyzw(float4_t _test);
IMPLEMENT_TEST(x , xxxx);
IMPLEMENT_TEST(y , yyyy);
IMPLEMENT_TEST(xy , xyyy);
IMPLEMENT_TEST(z , zzzz);
IMPLEMENT_TEST(xz , xzzz);
IMPLEMENT_TEST(yz , yzzz);
IMPLEMENT_TEST(xyz , xyzz);
IMPLEMENT_TEST(w , wwww);
IMPLEMENT_TEST(xw , xwww);
IMPLEMENT_TEST(yw , ywww);
IMPLEMENT_TEST(xyw , xyww);
IMPLEMENT_TEST(zw , zwww);
IMPLEMENT_TEST(xzw , xzww);
IMPLEMENT_TEST(yzw , yzww);
IMPLEMENT_TEST(xyzw , xyzw);
#undef IMPLEMENT_TEST
BX_FLOAT4_INLINE float4_t float4_shuf_xyAB(float4_t _a, float4_t _b)
{
return __builtin_shuffle(_a, _b, (_u32x4_t){ 0, 1, 4, 5 });
@@ -457,4 +479,47 @@ namespace bx
#include "float4_ni.h"
namespace bx
{
#define IMPLEMENT_TEST(_xyzw, _swizzle) \
BX_FLOAT4_INLINE bool float4_test_any_##_xyzw(float4_t _test) \
{ \
const float4_t tmp0 = float4_swiz_##_swizzle(_test); \
return float4_test_any_ni(tmp0); \
} \
\
BX_FLOAT4_INLINE bool float4_test_all_##_xyzw(float4_t _test) \
{ \
const float4_t tmp0 = float4_swiz_##_swizzle(_test); \
return float4_test_all_ni(tmp0); \
}
IMPLEMENT_TEST(x , xxxx);
IMPLEMENT_TEST(y , yyyy);
IMPLEMENT_TEST(xy , xyyy);
IMPLEMENT_TEST(z , zzzz);
IMPLEMENT_TEST(xz , xzzz);
IMPLEMENT_TEST(yz , yzzz);
IMPLEMENT_TEST(xyz , xyzz);
IMPLEMENT_TEST(w , wwww);
IMPLEMENT_TEST(xw , xwww);
IMPLEMENT_TEST(yw , ywww);
IMPLEMENT_TEST(xyw , xyww);
IMPLEMENT_TEST(zw , zwww);
IMPLEMENT_TEST(xzw , xzww);
IMPLEMENT_TEST(yzw , yzww);
BX_FLOAT4_INLINE bool float4_test_any_xyzw(float4_t _test)
{
return float4_test_any_ni(_test);
}
BX_FLOAT4_INLINE bool float4_test_all_xyzw(float4_t _test)
{
return float4_test_all_ni(_test);
}
#undef IMPLEMENT_TEST
} // namespace bx
#endif // BX_FLOAT4_NEON_H_HEADER_GUARD

26
include/bx/float4_ni.h
View File

@@ -437,6 +437,32 @@ namespace bx
return result;
}
BX_FLOAT4_INLINE bool float4_test_any_ni(float4_t _a)
{
const float4_t mask = float4_sra(_a, 31);
const float4_t zwxy = float4_swiz_zwxy(mask);
const float4_t tmp0 = float4_or(mask, zwxy);
const float4_t tmp1 = float4_swiz_yyyy(tmp0);
const float4_t tmp2 = float4_or(tmp0, tmp1);
int res;
float4_stx(&res, tmp2);
return 0 != res;
}
BX_FLOAT4_INLINE bool float4_test_all_ni(float4_t _a)
{
const float4_t bits = float4_sra(_a, 31);
const float4_t m1248 = float4_ild(1, 2, 4, 8);
const float4_t mask = float4_and(bits, m1248);
const float4_t zwxy = float4_swiz_zwxy(mask);
const float4_t tmp0 = float4_or(mask, zwxy);
const float4_t tmp1 = float4_swiz_yyyy(tmp0);
const float4_t tmp2 = float4_or(tmp0, tmp1);
int res;
float4_stx(&res, tmp2);
return 0xf == res;
}
} // namespace bx
#endif // BX_FLOAT4_NI_H_HEADER_GUARD

26
tests/float4_t.cpp
View File

@@ -18,6 +18,17 @@ union float4_cast
char c[16];
};
void float4_check_bool(const char* _str, bool _a, bool _0)
{
DBG("%s %d == %d"
, _str
, _a
, _0
);
CHECK_EQUAL(_a, _0);
}
void float4_check_int32(const char* _str, bx::float4_t _a, int32_t _0, int32_t _1, int32_t _2, int32_t _3)
{
float4_cast c; c.f4 = _a;
@@ -151,6 +162,21 @@ TEST(float4_compare)
, float4_icmpgt(float4_ild(0, 1, 2, 3), float4_ild(0, -2, 1, 3) )
, 0, -1, -1, 0
);
float4_check_bool("test_any_xyzw"
, float4_test_any_xyzw(float4_ild(-1, 0, 0, 0) )
, true
);
float4_check_bool("test_all_xw"
, float4_test_all_xw(float4_ild(-1, 0, 0, -1) )
, true
);
float4_check_bool("test_all_xzw"
, float4_test_all_xzw(float4_ild(-1, 0, 0, -1) )
, false
);
}
TEST(float4_load)