swar-add.c
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////A: --has-swar
//C: -daiteq-swar-enable
// array of subword
#include <stdint.h>
#define DATA_SIZE 4
typedef unsigned int s10x3b __attribute__((subword(3)));
void do_10x3b_add(int n, s10x3b a[], s10x3b b[], s10x3b z[])
{
for (int i=0;i<n;++i)
{
z[i] = a[i] + b[i];
}
}
uint32_t data_a[DATA_SIZE] = {012345671234,011223344556,011111111111,037777777777};
uint32_t data_b[DATA_SIZE] = {013572460123,034567012345,023456712345,012345670123};
uint32_t data_z[DATA_SIZE];
void add_saturate(s10x3b a[], s10x3b b[], s10x3b z[])
{
#pragma swar saturate
for (int i=0;i<DATA_SIZE;++i) {
z[i] = a[i] + b[i];
}
}
int main(void)
{
s10x3b *a, *b, *z;
a = (s10x3b *)data_a;
b = (s10x3b *)data_b;
z = (s10x3b *)data_z;
for (int i=0;i<DATA_SIZE;++i) {
z[i] = a[i] + b[i];
}
add_saturate(a,b,z);
return 0;
}