150 lines
2.8 KiB
C
150 lines
2.8 KiB
C
/* { dg-do run } */
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/* { dg-require-effective-target vmx_hw } */
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/* { dg-options "-maltivec -O3" } */
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/* This test should run the same on any target that supports altivec/vmx
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instructions. Intentionally not specifying cpu in order to test
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all code generation paths. */
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#include <altivec.h>
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extern void abort (void);
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#define CONST0 ((float) (3.1415926539))
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#define CONST1 ((float) (3.1415926539 * 2))
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#define CONST2 ((float) (3.1415926539 * 3))
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#define CONST3 ((float) (3.1415926539 * 4))
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/* Test that indices > length of vector are applied modulo the vector
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length. */
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/* Test for vector residing in register. */
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vector float e0(vector float v, float x)
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{
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return vec_insert (x, v, 0);
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}
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vector float e1(vector float v, float x)
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{
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return vec_insert (x, v, 1);
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}
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vector float e7(vector float v, float x)
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{
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return vec_insert (x, v, 7);
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}
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vector float e8(vector float v, float x)
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{
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return vec_insert (x, v, 8);
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}
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/* Test for vector residing in memory. */
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vector float me0(vector float *vp, float x)
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{
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return vec_insert (x, *vp, 0);
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}
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vector float me1(vector float *vp, float x)
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{
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return vec_insert (x, *vp, 1);
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}
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vector float me13(vector float *vp, float x)
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{
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return vec_insert (x, *vp, 13);
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}
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vector float me15(vector float *vp, float x)
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{
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return vec_insert (x, *vp, 15);
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}
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/* Test the same with variable indices. */
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/* Test for variable selector and vector residing in register. */
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__attribute__((noinline))
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vector float ei(vector float v, int i, float x)
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{
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return vec_insert (x, v, i);
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}
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/* Test for variable selector and vector residing in memory. */
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__attribute__((noinline))
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vector float mei(vector float *vp, int i, float x)
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{
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return vec_insert (x, *vp, i);
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}
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int main (int argc, char *argv[]) {
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vector float dv = { CONST0, CONST1, CONST2, CONST3 };
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float d;
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dv = e0 (dv, CONST3);
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if (dv [0] != CONST3)
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abort ();
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dv = e1 (dv, CONST0);
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if (dv [1] != CONST0)
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abort ();
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dv = e7 (dv, CONST2);
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if (dv [3] != CONST2)
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abort ();
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dv = e8 (dv, CONST1);
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if (dv [0] != CONST1)
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abort ();
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dv = me0 (&dv, CONST2);
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if (dv [0] != CONST2)
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abort ();
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dv = me1 (&dv, CONST3);
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if (dv [1] != CONST3)
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abort ();
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dv = me13 (&dv, CONST2);
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if (dv [1] != CONST2)
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abort ();
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dv = me15 (&dv, CONST1);
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if (dv [3] != CONST1)
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abort ();
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dv = ei (dv, 0, CONST3);
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if (dv [0] != CONST3)
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abort ();
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dv = ei (dv, 2, CONST1);
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if (dv [2] != CONST1)
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abort ();
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dv = ei (dv, 11, CONST0);
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if (dv [3] != CONST0)
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abort ();
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dv = ei (dv, 17, CONST2);
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if (dv [1] != CONST2)
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abort ();
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dv = mei (&dv, 0, CONST1);
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if (dv [0] != CONST1)
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abort ();
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dv = mei (&dv, 1, CONST0);
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if (dv [1] != CONST0)
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abort ();
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dv = mei (&dv, 15, CONST1);
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if (dv [3] != CONST1)
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abort ();
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dv = mei (&dv, 6, CONST0);
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if (dv [2] != CONST0)
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abort ();
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return 0;
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}
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