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annotate test/test_shift.h @ 27:d00b95f95dd1 default tip

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impl/arm/neon: it compiles again, but is untested
author Paper <paper@tflc.us>
date Mon, 25 Nov 2024 00:33:02 -0500
parents e26874655738
children
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cf04071d2148 impl: initial NEON support; test: verify bit shifting functions
Paper <paper@tflc.us>
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1 static int test_shift(void)
cf04071d2148 impl: initial NEON support; test: verify bit shifting functions
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2 {
cf04071d2148 impl: initial NEON support; test: verify bit shifting functions
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3 int ret = 0;
cf04071d2148 impl: initial NEON support; test: verify bit shifting functions
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4
cf04071d2148 impl: initial NEON support; test: verify bit shifting functions
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5 ret |= (vec_lrshift(0xFFFFFFFF, 16) != 0xFFFF);
cf04071d2148 impl: initial NEON support; test: verify bit shifting functions
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6 ret |= (vec_llshift(0xFFFF, 16) != 0xFFFF0000);
cf04071d2148 impl: initial NEON support; test: verify bit shifting functions
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7 ret |= (vec_urshift(0xFFFFFFFF, 16) != 0xFFFF);
cf04071d2148 impl: initial NEON support; test: verify bit shifting functions
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8 ret |= (vec_ulshift(0xFFFF, 16) != 0xFFFF0000);
cf04071d2148 impl: initial NEON support; test: verify bit shifting functions
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9 ret |= (vec_rshift(-0xFFFF, 8) != -0x100);
cf04071d2148 impl: initial NEON support; test: verify bit shifting functions
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10 ret |= (vec_lshift(-0xFFFF, 8) != -0xFFFF00);
cf04071d2148 impl: initial NEON support; test: verify bit shifting functions
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11
cf04071d2148 impl: initial NEON support; test: verify bit shifting functions
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12 return ret;
cf04071d2148 impl: initial NEON support; test: verify bit shifting functions
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13 }