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pandax381/softfloat_test.c

Last active August 17, 2017 02:58
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Berkeley SoftFloat test
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softfloat_test.c
#include <stdio.h>
#include "softfloat.h"
int
main (void) {
float32_t a = ui32_to_f32(0x3F800000); /* 1.0 */
float32_t b = ui32_to_f32(0x40000000); /* 2.0 */
float32_t c = f32_add(a, b);
fprintf(stderr, "0x%lx + 0x%lx = 0x%lx\n",
f32_to_ui32(a, softfloat_round_near_even, true),
f32_to_ui32(b, softfloat_round_near_even, true),
f32_to_ui32(c, softfloat_round_near_even, true)
);
return 0;
}
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$ ./softfloat_test 
0x3f800000 + 0x40000000 = 0x7f800000

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Berkeley SoftFloat (Release 3d)

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