106 lines
3.6 KiB
C
106 lines
3.6 KiB
C
/* { dg-do compile } */
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/* { dg-options "-mdejagnu-cpu=power10" } */
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#include <altivec.h>
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extern void abort (void);
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#define NumSamples 4
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void
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doTests00000001 (vector unsigned short int a_sources [],
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vector unsigned short int b_sources [],
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vector unsigned short int c_sources []) {
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for (int i = 0; i < NumSamples; i++)
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for (int j = 0; j < NumSamples; j++)
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for (int k = 0; k < NumSamples; k++)
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{
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vector unsigned short a = a_sources [i];
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vector unsigned short b = b_sources [j];
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vector unsigned short c = c_sources [k];
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vector unsigned short result = vec_ternarylogic (a, b, c, 0x01);
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vector unsigned short intended = (a & b & c);
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if (!vec_all_eq (result, intended))
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abort ();
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}
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}
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void doTests11100101 (vector unsigned short int a_sources [],
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vector unsigned short int b_sources [],
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vector unsigned short int c_sources []) {
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for (int i = 0; i < NumSamples; i++)
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for (int j = 0; j < NumSamples; j++)
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for (int k = 0; k < NumSamples; k++)
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{
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vector unsigned short a = a_sources [i];
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vector unsigned short b = b_sources [j];
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vector unsigned short c = c_sources [k];
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vector unsigned short result = vec_ternarylogic (a, b, c, 0xe5);
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vector unsigned short intended =
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{ 0, 0, 0, 0, 0, 0, 0, 0 };
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// Supposed to be a ? c: nand (b,c)
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for (int l = 0; l < 8; l++)
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{
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for (int m = 0; m < 16; m++)
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{
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unsigned short int bit_selector = (0x01 << m);
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if (a[l] & bit_selector)
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intended [l] |= c [l] & bit_selector;
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else if ((b [l] & c [l] & bit_selector) == 0)
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intended [l] |= bit_selector;
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}
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}
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if (!vec_all_eq (result, intended))
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abort ();
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}
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}
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void doTests11110011 (vector unsigned short int a_sources [],
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vector unsigned short int b_sources [],
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vector unsigned short int c_sources []) {
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for (int i = 0; i < NumSamples; i++)
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for (int j = 0; j < NumSamples; j++)
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for (int k = 0; k < NumSamples; k++)
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{
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vector unsigned short a = a_sources [i];
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vector unsigned short b = b_sources [j];
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vector unsigned short c = c_sources [k];
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vector unsigned short result = vec_ternarylogic (a, b, c, 0xfb);
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vector unsigned short intended = { 0, 0, 0, 0, 0, 0, 0, 0 };
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for (int i = 0; i < 8; i++)
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intended [i] = b [i] | ~(a [i] & c [i]);
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if (!vec_all_eq (result, intended))
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abort ();
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}
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}
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int main (int argc, short *argv [])
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{
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vector unsigned short int a_sources [NumSamples] = {
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{ 0x0123, 0x4567, 0x89ab, 0xcdef, 0x1234, 0x5678, 0x9abc, 0xdef0 },
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{ 0x5555, 0x5555, 0x5555, 0x5555, 0xffff, 0xffff, 0xffff, 0xffff },
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{ 0xcccc, 0xcccc, 0x5555, 0x5555, 0x0000, 0x0000, 0x0000, 0x0000 },
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{ 0xe7e7, 0xe7e7, 0xe7e7, 0xe7e7, 0x6969, 0x6969, 0x6969, 0x6969 },
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};
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vector unsigned short int b_sources [NumSamples] = {
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{ 0x0123, 0x4567, 0x89ab, 0xcdef, 0x1234, 0x5678, 0x9abc, 0xdef0 },
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{ 0x5555, 0x5555, 0x5555, 0x5555, 0xffff, 0xffff, 0xffff, 0xffff },
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{ 0xcccc, 0xcccc, 0x5555, 0x5555, 0x0000, 0x0000, 0x0000, 0x0000 },
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{ 0xe7e7, 0xe7e7, 0xe7e7, 0xe7e7, 0x6969, 0x6969, 0x6969, 0x6969 },
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};
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vector unsigned short int c_sources [NumSamples] = {
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{ 0x0123, 0x4567, 0x89ab, 0xcdef, 0x1234, 0x5678, 0x9abc, 0xdef0 },
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{ 0x5555, 0x5555, 0x5555, 0x5555, 0xffff, 0xffff, 0xffff, 0xffff },
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{ 0xcccc, 0xcccc, 0x5555, 0x5555, 0x0000, 0x0000, 0x0000, 0x0000 },
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{ 0xe7e7, 0xe7e7, 0xe7e7, 0xe7e7, 0x6969, 0x6969, 0x6969, 0x6969 },
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};
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doTests00000001 (a_sources, b_sources, c_sources);
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doTests11100101 (a_sources, b_sources, c_sources);
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doTests11110011 (a_sources, b_sources, c_sources);
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return 0;
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}
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/* { dg-final { scan-assembler {\mxxeval\M} } } */
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