int *v4si_s (vector int *a, vector int *b, int *p)
{
if (vec_all_eq (*a, *b))
*p++ = 1;
if (vec_all_gt (*a, *b))
*p++ = 2;
if (vec_all_ge (*a, *b))
*p++ = 2;
return p;
}
int *v4si_u (vector unsigned int *a, vector unsigned int *b, int *p)
{
if (vec_all_eq (*a, *b))
*p++ = 1;
if (vec_all_gt (*a, *b))
*p++ = 2;
if (vec_all_ge (*a, *b))
*p++ = 2;
return p;
}
int *v2df (vector double *a, vector double *b, int *p)
{
if (vec_all_eq (*a, *b))
*p++ = 1;
if (vec_all_gt (*a, *b))
*p++ = 2;
if (vec_all_ge (*a, *b))
*p++ = 3;
return p;
}
int *v16qi_u (vector unsigned char *a, vector unsigned char *b, int *p)
{
if (vec_all_eq (*a, *b))
*p++ = 1;
if (vec_all_gt (*a, *b))
*p++ = 2;
if (vec_all_ge (*a, *b))
*p++ = 2;
return p;
}
int *v4sf (vector float *a, vector float *b, int *p)
{
if (vec_all_eq (*a, *b))
*p++ = 1;
if (vec_all_gt (*a, *b))
*p++ = 2;
if (vec_all_ge (*a, *b))
*p++ = 3;
if (vec_all_in (*a, *b)) /* veccmpbfp. */
*p++ = 4;
return p;
}
void
b()
{
z = vec_add (x, y);
/* Make sure the predicates accept correct argument types. */
int1 = vec_all_in (f, g);
int1 = vec_all_ge (f, g);
int1 = vec_all_eq (c, d);
int1 = vec_all_ne (s, t);
int1 = vec_any_eq (i, j);
int1 = vec_any_ge (f, g);
int1 = vec_all_ngt (f, g);
int1 = vec_any_ge (c, d);
int1 = vec_any_ge (s, t);
int1 = vec_any_ge (i, j);
int1 = vec_any_ge (c, d);
int1 = vec_any_ge (s, t);
int1 = vec_any_ge (i, j);
vec_mtvscr (i);
vec_dssall ();
s = (vector signed short) vec_mfvscr ();
vec_dss (3);
vec_dst (pi, int1 + int2, 3);
vec_dstst (pi, int1 + int2, 3);
vec_dststt (pi, int1 + int2, 3);
vec_dstt (pi, int1 + int2, 3);
uc = (vector unsigned char) vec_lvsl (int1 + 69, (signed int *) pi);
uc = (vector unsigned char) vec_lvsr (int1 + 69, (signed int *) pi);
c = vec_lde (int1, (signed char *) pi);
s = vec_lde (int1, (signed short *) pi);
i = vec_lde (int1, (signed int *) pi);
i = vec_ldl (int1, pi);
i = vec_ld (int1, pi);
vec_st (i, int2, pi);
vec_ste (c, int2, (signed char *) pi);
vec_ste (s, int2, (signed short *) pi);
vec_ste (i, int2, (signed int *) pi);
vec_stl (i, int2, pi);
}
int main ()
{
vector float fa = {1.0, 2.0, 3.0, -4.0};
vector float fb = {-2.0, -3.0, -4.0, -5.0};
vector float fc = vec_cpsgn (fa, fb);
vector long long la = {5L, 14L};
vector long long lb = {3L, 86L};
vector long long lc = vec_and (la, lb);
vector bool long long ld = {0, -1};
vector long long le = vec_and (la, ld);
vector long long lf = vec_and (ld, lb);
vector unsigned long long ua = {5L, 14L};
vector unsigned long long ub = {3L, 86L};
vector unsigned long long uc = vec_and (ua, ub);
vector bool long long ud = {0, -1};
vector unsigned long long ue = vec_and (ua, ud);
vector unsigned long long uf = vec_and (ud, ub);
vector long long lg = vec_andc (la, lb);
vector long long lh = vec_andc (la, ld);
vector long long li = vec_andc (ld, lb);
vector unsigned long long ug = vec_andc (ua, ub);
vector unsigned long long uh = vec_andc (ua, ud);
vector unsigned long long ui = vec_andc (ud, ub);
vector double da = {1.0, -4.0};
vector double db = {-2.0, 5.0};
vector double dc = vec_cpsgn (da, db);
vector long long lj = vec_mergeh (la, lb);
vector long long lk = vec_mergeh (la, ld);
vector long long ll = vec_mergeh (ld, la);
vector unsigned long long uj = vec_mergeh (ua, ub);
vector unsigned long long uk = vec_mergeh (ua, ud);
vector unsigned long long ul = vec_mergeh (ud, ua);
vector long long lm = vec_mergel (la, lb);
vector long long ln = vec_mergel (la, ld);
vector long long lo = vec_mergel (ld, la);
vector unsigned long long um = vec_mergel (ua, ub);
vector unsigned long long un = vec_mergel (ua, ud);
vector unsigned long long uo = vec_mergel (ud, ua);
vector long long lp = vec_nor (la, lb);
vector long long lq = vec_nor (la, ld);
vector long long lr = vec_nor (ld, la);
vector unsigned long long up = vec_nor (ua, ub);
vector unsigned long long uq = vec_nor (ua, ud);
vector unsigned long long ur = vec_nor (ud, ua);
vector long long ls = vec_or (la, lb);
vector long long lt = vec_or (la, ld);
vector long long lu = vec_or (ld, la);
vector unsigned long long us = vec_or (ua, ub);
vector unsigned long long ut = vec_or (ua, ud);
vector unsigned long long uu = vec_or (ud, ua);
vector unsigned char ca = {0,4,8,1,5,9,2,6,10,3,7,11,15,12,14,13};
vector long long lv = vec_perm (la, lb, ca);
vector unsigned long long uv = vec_perm (ua, ub, ca);
vector long long lw = vec_sel (la, lb, lc);
vector long long lx = vec_sel (la, lb, uc);
vector long long ly = vec_sel (la, lb, ld);
vector unsigned long long uw = vec_sel (ua, ub, lc);
vector unsigned long long ux = vec_sel (ua, ub, uc);
vector unsigned long long uy = vec_sel (ua, ub, ld);
vector long long lz = vec_xor (la, lb);
vector long long l0 = vec_xor (la, ld);
vector long long l1 = vec_xor (ld, la);
vector unsigned long long uz = vec_xor (ua, ub);
vector unsigned long long u0 = vec_xor (ua, ud);
vector unsigned long long u1 = vec_xor (ud, ua);
int ia = vec_all_eq (ua, ub);
int ib = vec_all_ge (ua, ub);
int ic = vec_all_gt (ua, ub);
int id = vec_all_le (ua, ub);
int ie = vec_all_lt (ua, ub);
int ig = vec_all_ne (ua, ub);
int ih = vec_any_eq (ua, ub);
int ii = vec_any_ge (ua, ub);
int ij = vec_any_gt (ua, ub);
int ik = vec_any_le (ua, ub);
int il = vec_any_lt (ua, ub);
int im = vec_any_ne (ua, ub);
vector int sia = {9, 16, 25, 36};
vector int sib = {-8, -27, -64, -125};
vector int sic = vec_mergee (sia, sib);
vector int sid = vec_mergeo (sia, sib);
vector unsigned int uia = {9, 16, 25, 36};
vector unsigned int uib = {8, 27, 64, 125};
vector unsigned int uic = vec_mergee (uia, uib);
vector unsigned int uid = vec_mergeo (uia, uib);
vector bool int bia = {0, -1, -1, 0};
vector bool int bib = {-1, -1, 0, -1};
vector bool int bic = vec_mergee (bia, bib);
vector bool int bid = vec_mergeo (bia, bib);
vector unsigned int uie = vec_packsu (ua, ub);
vector long long l2 = vec_cntlz (la);
vector unsigned long long u2 = vec_cntlz (ua);
vector int sie = vec_cntlz (sia);
vector unsigned int uif = vec_cntlz (uia);
vector short ssa = {20, -40, -60, 80, 100, -120, -140, 160};
vector short ssb = vec_cntlz (ssa);
vector unsigned short usa = {81, 72, 63, 54, 45, 36, 27, 18};
vector unsigned short usb = vec_cntlz (usa);
vector signed char sca = {-4, 3, -9, 15, -31, 31, 0, 0,
1, 117, -36, 99, 98, 97, 96, 95};
vector signed char scb = vec_cntlz (sca);
vector unsigned char cb = vec_cntlz (ca);
vector double dd = vec_xl (0, &y);
vec_xst (dd, 0, &z);
vector double de = vec_round (dd);
vector double df = vec_splat (de, 0);
vector double dg = vec_splat (de, 1);
vector long long l3 = vec_splat (l2, 0);
vector long long l4 = vec_splat (l2, 1);
vector unsigned long long u3 = vec_splat (u2, 0);
vector unsigned long long u4 = vec_splat (u2, 1);
vector bool long long l5 = vec_splat (ld, 0);
vector bool long long l6 = vec_splat (ld, 1);
vector long long l7 = vec_div (l3, l4);
vector unsigned long long u5 = vec_div (u3, u4);
vector long long l8 = vec_mul (l3, l4);
vector unsigned long long u6 = vec_mul (u3, u4);
vector double dh = vec_ctf (la, -2);
vector double di = vec_ctf (ua, 2);
vector long long l9 = vec_cts (dh, -2);
vector unsigned long long u7 = vec_ctu (di, 2);
return 0;
}
/*
* This function assumes cur and stride are 16 bytes aligned and ref is unaligned
*/
unsigned long
sad16_altivec(const vector unsigned char *cur,
const vector unsigned char *ref,
unsigned long stride,
const unsigned long best_sad)
{
vector unsigned char perm;
vector unsigned char t1, t2, t3, t4;
vector unsigned int sad;
vector signed int sumdiffs, best_vec;
unsigned long result;
ZERODEF;
#ifdef DEBUG
if (((unsigned long) cur) & 0xf)
fprintf(stderr, "sad16_altivec:incorrect align, cur: %x\n", cur);
// if (((unsigned long)ref) & 0xf)
// fprintf(stderr, "sad16_altivec:incorrect align, ref: %x\n", ref);
if (stride & 0xf)
fprintf(stderr, "sad16_altivec:incorrect align, stride: %x\n", stride);
#endif
/* initialization */
sad = (vector unsigned int) (ZEROVEC);
stride >>= 4;
perm = vec_lvsl(0, (unsigned char *) ref);
*((unsigned long *) &best_vec) = best_sad;
best_vec = vec_splat(best_vec, 0);
/* perform sum of differences between current and previous */
SAD16();
SAD16();
SAD16();
SAD16();
/* Temp sum for exit */
sumdiffs = vec_sums((vector signed int) sad, (vector signed int) ZEROVEC);
if (vec_all_ge(sumdiffs, best_vec))
goto bail;
SAD16();
SAD16();
SAD16();
SAD16();
sumdiffs = vec_sums((vector signed int) sad, (vector signed int) ZEROVEC);
if (vec_all_ge(sumdiffs, best_vec))
goto bail;
SAD16();
SAD16();
SAD16();
SAD16();
SAD16();
SAD16();
SAD16();
SAD16();
/* sum all parts of difference into one 32 bit quantity */
sumdiffs = vec_sums((vector signed int) sad, (vector signed int) ZEROVEC);
bail:
/* copy vector sum into unaligned result */
sumdiffs = vec_splat(sumdiffs, 3);
vec_ste(sumdiffs, 0, (int *) &result);
return (result);
}
// CHECK-LABEL: define void @test1
void test1() {
/* vec_cmpeq */
res_vbll = vec_cmpeq(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpequd
// CHECK-LE: @llvm.ppc.altivec.vcmpequd
// CHECK-PPC: error: call to 'vec_cmpeq' is ambiguous
res_vbll = vec_cmpeq(vull, vull);
// CHECK: @llvm.ppc.altivec.vcmpequd
// CHECK-LE: @llvm.ppc.altivec.vcmpequd
// CHECK-PPC: error: call to 'vec_cmpeq' is ambiguous
/* vec_cmpgt */
res_vbll = vec_cmpgt(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd
// CHECK-PPC: error: call to 'vec_cmpgt' is ambiguous
res_vbll = vec_cmpgt(vull, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud
// CHECK-PPC: error: call to 'vec_cmpgt' is ambiguous
/* ----------------------- predicates --------------------------- */
/* vec_all_eq */
res_i = vec_all_eq(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_all_eq' is ambiguous
res_i = vec_all_eq(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_all_eq' is ambiguous
res_i = vec_all_eq(vull, vull);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_all_eq' is ambiguous
res_i = vec_all_eq(vull, vbll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_all_eq' is ambiguous
res_i = vec_all_eq(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_all_eq' is ambiguous
res_i = vec_all_eq(vbll, vull);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_all_eq' is ambiguous
res_i = vec_all_eq(vbll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_all_eq' is ambiguous
/* vec_all_ne */
res_i = vec_all_ne(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_all_ne' is ambiguous
res_i = vec_all_ne(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_all_ne' is ambiguous
res_i = vec_all_ne(vull, vull);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_all_ne' is ambiguous
res_i = vec_all_ne(vull, vbll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_all_ne' is ambiguous
res_i = vec_all_ne(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_all_ne' is ambiguous
res_i = vec_all_ne(vbll, vull);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_all_ne' is ambiguous
res_i = vec_all_ne(vbll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_all_ne' is ambiguous
/* vec_any_eq */
res_i = vec_any_eq(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_any_eq' is ambiguous
res_i = vec_any_eq(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_any_eq' is ambiguous
res_i = vec_any_eq(vull, vull);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_any_eq' is ambiguous
res_i = vec_any_eq(vull, vbll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_any_eq' is ambiguous
res_i = vec_any_eq(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_any_eq' is ambiguous
res_i = vec_any_eq(vbll, vull);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_any_eq' is ambiguous
res_i = vec_any_eq(vbll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_any_eq' is ambiguous
/* vec_any_ne */
res_i = vec_any_ne(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_any_ne' is ambiguous
res_i = vec_any_ne(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_any_ne' is ambiguous
res_i = vec_any_ne(vull, vull);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_any_ne' is ambiguous
res_i = vec_any_ne(vull, vbll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_any_ne' is ambiguous
res_i = vec_any_ne(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_any_ne' is ambiguous
res_i = vec_any_ne(vbll, vull);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_any_ne' is ambiguous
res_i = vec_any_ne(vbll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpequd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpequd.p
// CHECK-PPC: error: call to 'vec_any_ne' is ambiguous
/* vec_all_ge */
res_i = vec_all_ge(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_all_ge' is ambiguous
res_i = vec_all_ge(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_all_ge' is ambiguous
res_i = vec_all_ge(vull, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_ge' is ambiguous
res_i = vec_all_ge(vull, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_ge' is ambiguous
res_i = vec_all_ge(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_ge' is ambiguous
res_i = vec_all_ge(vbll, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_ge' is ambiguous
res_i = vec_all_ge(vbll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_ge' is ambiguous
/* vec_all_gt */
res_i = vec_all_gt(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_all_gt' is ambiguous
res_i = vec_all_gt(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_all_gt' is ambiguous
res_i = vec_all_gt(vull, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_gt' is ambiguous
res_i = vec_all_gt(vull, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_gt' is ambiguous
res_i = vec_all_gt(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_gt' is ambiguous
res_i = vec_all_gt(vbll, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_gt' is ambiguous
res_i = vec_all_gt(vbll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_gt' is ambiguous
/* vec_all_le */
res_i = vec_all_le(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_all_le' is ambiguous
res_i = vec_all_le(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_all_le' is ambiguous
res_i = vec_all_le(vull, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_le' is ambiguous
res_i = vec_all_le(vull, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_le' is ambiguous
res_i = vec_all_le(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_le' is ambiguous
res_i = vec_all_le(vbll, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_le' is ambiguous
res_i = vec_all_le(vbll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_le' is ambiguous
/* vec_all_lt */
res_i = vec_all_lt(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_all_lt' is ambiguous
res_i = vec_all_lt(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_all_lt' is ambiguous
res_i = vec_all_lt(vull, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_lt' is ambiguous
res_i = vec_all_lt(vull, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_lt' is ambiguous
res_i = vec_all_lt(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_lt' is ambiguous
res_i = vec_all_lt(vbll, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_lt' is ambiguous
res_i = vec_all_lt(vbll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_all_lt' is ambiguous
/* vec_any_ge */
res_i = vec_any_ge(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_any_ge' is ambiguous
res_i = vec_any_ge(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_any_ge' is ambiguous
res_i = vec_any_ge(vull, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_ge' is ambiguous
res_i = vec_any_ge(vull, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_ge' is ambiguous
res_i = vec_any_ge(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_ge' is ambiguous
res_i = vec_any_ge(vbll, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_ge' is ambiguous
res_i = vec_any_ge(vbll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_ge' is ambiguous
/* vec_any_gt */
res_i = vec_any_gt(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_any_gt' is ambiguous
res_i = vec_any_gt(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_any_gt' is ambiguous
res_i = vec_any_gt(vull, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_gt' is ambiguous
res_i = vec_any_gt(vull, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_gt' is ambiguous
res_i = vec_any_gt(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_gt' is ambiguous
res_i = vec_any_gt(vbll, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_gt' is ambiguous
res_i = vec_any_gt(vbll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_gt' is ambiguous
/* vec_any_le */
res_i = vec_any_le(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_any_le' is ambiguous
res_i = vec_any_le(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_any_le' is ambiguous
res_i = vec_any_le(vull, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_le' is ambiguous
res_i = vec_any_le(vull, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_le' is ambiguous
res_i = vec_any_le(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_le' is ambiguous
res_i = vec_any_le(vbll, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_le' is ambiguous
res_i = vec_any_le(vbll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_le' is ambiguous
/* vec_any_lt */
res_i = vec_any_lt(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_any_lt' is ambiguous
res_i = vec_any_lt(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtsd.p
// CHECK-PPC: error: call to 'vec_any_lt' is ambiguous
res_i = vec_any_lt(vull, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_lt' is ambiguous
res_i = vec_any_lt(vull, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_lt' is ambiguous
res_i = vec_any_lt(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_lt' is ambiguous
res_i = vec_any_lt(vbll, vull);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_lt' is ambiguous
res_i = vec_any_lt(vbll, vbll);
// CHECK: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-LE: @llvm.ppc.altivec.vcmpgtud.p
// CHECK-PPC: error: call to 'vec_any_lt' is ambiguous
/* vec_max */
res_vsll = vec_max(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vmaxsd
// CHECK-LE: @llvm.ppc.altivec.vmaxsd
// CHECK-PPC: error: call to 'vec_max' is ambiguous
res_vsll = vec_max(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vmaxsd
// CHECK-LE: @llvm.ppc.altivec.vmaxsd
// CHECK-PPC: error: call to 'vec_max' is ambiguous
res_vsll = vec_max(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vmaxsd
// CHECK-LE: @llvm.ppc.altivec.vmaxsd
// CHECK-PPC: error: call to 'vec_max' is ambiguous
res_vull = vec_max(vull, vull);
// CHECK: @llvm.ppc.altivec.vmaxud
// CHECK-LE: @llvm.ppc.altivec.vmaxud
// CHECK-PPC: error: call to 'vec_max' is ambiguous
res_vull = vec_max(vbll, vull);
// CHECK: @llvm.ppc.altivec.vmaxud
// CHECK-LE: @llvm.ppc.altivec.vmaxud
// CHECK-PPC: error: call to 'vec_max' is ambiguous
res_vull = vec_max(vull, vbll);
// CHECK: @llvm.ppc.altivec.vmaxud
// CHECK-LE: @llvm.ppc.altivec.vmaxud
// CHECK-PPC: error: call to 'vec_max' is ambiguous
/* vec_min */
res_vsll = vec_min(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vminsd
// CHECK-LE: @llvm.ppc.altivec.vminsd
// CHECK-PPC: error: call to 'vec_min' is ambiguous
res_vsll = vec_min(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vminsd
// CHECK-LE: @llvm.ppc.altivec.vminsd
// CHECK-PPC: error: call to 'vec_min' is ambiguous
res_vsll = vec_min(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vminsd
// CHECK-LE: @llvm.ppc.altivec.vminsd
// CHECK-PPC: error: call to 'vec_min' is ambiguous
res_vull = vec_min(vull, vull);
// CHECK: @llvm.ppc.altivec.vminud
// CHECK-LE: @llvm.ppc.altivec.vminud
// CHECK-PPC: error: call to 'vec_min' is ambiguous
res_vull = vec_min(vbll, vull);
// CHECK: @llvm.ppc.altivec.vminud
// CHECK-LE: @llvm.ppc.altivec.vminud
// CHECK-PPC: error: call to 'vec_min' is ambiguous
res_vull = vec_min(vull, vbll);
// CHECK: @llvm.ppc.altivec.vminud
// CHECK-LE: @llvm.ppc.altivec.vminud
// CHECK-PPC: error: call to 'vec_min' is ambiguous
/* vec_mule */
res_vsll = vec_mule(vi, vi);
// CHECK: @llvm.ppc.altivec.vmulesw
// CHECK-LE: @llvm.ppc.altivec.vmulosw
// CHECK-PPC: error: call to 'vec_mule' is ambiguous
res_vull = vec_mule(vui , vui);
// CHECK: @llvm.ppc.altivec.vmuleuw
// CHECK-LE: @llvm.ppc.altivec.vmulouw
// CHECK-PPC: error: call to 'vec_mule' is ambiguous
/* vec_mulo */
res_vsll = vec_mulo(vi, vi);
// CHECK: @llvm.ppc.altivec.vmulosw
// CHECK-LE: @llvm.ppc.altivec.vmulesw
// CHECK-PPC: error: call to 'vec_mulo' is ambiguous
res_vull = vec_mulo(vui, vui);
// CHECK: @llvm.ppc.altivec.vmulouw
// CHECK-LE: @llvm.ppc.altivec.vmuleuw
// CHECK-PPC: error: call to 'vec_mulo' is ambiguous
/* vec_packs */
res_vi = vec_packs(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vpksdss
// CHECK-LE: @llvm.ppc.altivec.vpksdss
// CHECK-PPC: error: call to 'vec_packs' is ambiguous
res_vui = vec_packs(vull, vull);
// CHECK: @llvm.ppc.altivec.vpkudus
// CHECK-LE: @llvm.ppc.altivec.vpkudus
// CHECK-PPC: error: call to 'vec_packs' is ambiguous
/* vec_packsu */
res_vui = vec_packsu(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vpksdus
// CHECK-LE: @llvm.ppc.altivec.vpksdus
// CHECK-PPC: error: call to 'vec_packsu' is ambiguous
res_vui = vec_packsu(vull, vull);
// CHECK: @llvm.ppc.altivec.vpkudus
// CHECK-LE: @llvm.ppc.altivec.vpkudus
// CHECK-PPC: error: call to 'vec_packsu' is ambiguous
/* vec_rl */
res_vsll = vec_rl(vsll, vull);
// CHECK: @llvm.ppc.altivec.vrld
// CHECK-LE: @llvm.ppc.altivec.vrld
// CHECK-PPC: error: call to 'vec_rl' is ambiguous
res_vull = vec_rl(vull, vull);
// CHECK: @llvm.ppc.altivec.vrld
// CHECK-LE: @llvm.ppc.altivec.vrld
// CHECK-PPC: error: call to 'vec_rl' is ambiguous
/* vec_sl */
res_vsll = vec_sl(vsll, vull);
// CHECK: shl <2 x i64>
// CHECK-LE: shl <2 x i64>
// CHECK-PPC: error: call to 'vec_sl' is ambiguous
res_vull = vec_sl(vull, vull);
// CHECK: shl <2 x i64>
// CHECK-LE: shl <2 x i64>
// CHECK-PPC: error: call to 'vec_sl' is ambiguous
/* vec_sr */
res_vsll = vec_sr(vsll, vull);
// CHECK: ashr <2 x i64>
// CHECK-LE: ashr <2 x i64>
// CHECK-PPC: error: call to 'vec_sr' is ambiguous
res_vull = vec_sr(vull, vull);
// CHECK: lshr <2 x i64>
// CHECK-LE: lshr <2 x i64>
// CHECK-PPC: error: call to 'vec_sr' is ambiguous
/* vec_sra */
res_vsll = vec_sra(vsll, vull);
// CHECK: ashr <2 x i64>
// CHECK-LE: ashr <2 x i64>
// CHECK-PPC: error: call to 'vec_sra' is ambiguous
res_vull = vec_sra(vull, vull);
// CHECK: ashr <2 x i64>
// CHECK-LE: ashr <2 x i64>
// CHECK-PPC: error: call to 'vec_sra' is ambiguous
/* vec_unpackh */
res_vsll = vec_unpackh(vi);
// CHECK: llvm.ppc.altivec.vupkhsw
// CHECK-LE: llvm.ppc.altivec.vupklsw
// CHECK-PPC: error: call to 'vec_unpackh' is ambiguous
res_vbll = vec_unpackh(vbi);
// CHECK: llvm.ppc.altivec.vupkhsw
// CHECK-LE: llvm.ppc.altivec.vupklsw
// CHECK-PPC: error: call to 'vec_unpackh' is ambiguous
/* vec_unpackl */
res_vsll = vec_unpackl(vi);
// CHECK: llvm.ppc.altivec.vupklsw
// CHECK-LE: llvm.ppc.altivec.vupkhsw
// CHECK-PPC: error: call to 'vec_unpackl' is ambiguous
res_vbll = vec_unpackl(vbi);
// CHECK: llvm.ppc.altivec.vupklsw
// CHECK-LE: llvm.ppc.altivec.vupkhsw
// CHECK-PPC: error: call to 'vec_unpackl' is ambiguous
/* vec_vpksdss */
res_vi = vec_vpksdss(vsll, vsll);
// CHECK: llvm.ppc.altivec.vpksdss
// CHECK-LE: llvm.ppc.altivec.vpksdss
// CHECK-PPC: warning: implicit declaration of function 'vec_vpksdss'
/* vec_vpksdus */
res_vui = vec_vpksdus(vsll, vsll);
// CHECK: llvm.ppc.altivec.vpksdus
// CHECK-LE: llvm.ppc.altivec.vpksdus
// CHECK-PPC: warning: implicit declaration of function 'vec_vpksdus'
/* vec_vpkudum */
res_vi = vec_vpkudum(vsll, vsll);
// CHECK: vperm
// CHECK-LE: vperm
// CHECK-PPC: warning: implicit declaration of function 'vec_vpkudum'
res_vui = vec_vpkudum(vull, vull);
// CHECK: vperm
// CHECK-LE: vperm
res_vui = vec_vpkudus(vull, vull);
// CHECK: llvm.ppc.altivec.vpkudus
// CHECK-LE: llvm.ppc.altivec.vpkudus
// CHECK-PPC: warning: implicit declaration of function 'vec_vpkudus'
/* vec_vupkhsw */
res_vsll = vec_vupkhsw(vi);
// CHECK: llvm.ppc.altivec.vupkhsw
// CHECK-LE: llvm.ppc.altivec.vupklsw
// CHECK-PPC: warning: implicit declaration of function 'vec_vupkhsw'
res_vbll = vec_vupkhsw(vbi);
// CHECK: llvm.ppc.altivec.vupkhsw
// CHECK-LE: llvm.ppc.altivec.vupklsw
/* vec_vupklsw */
res_vsll = vec_vupklsw(vi);
// CHECK: llvm.ppc.altivec.vupklsw
// CHECK-LE: llvm.ppc.altivec.vupkhsw
// CHECK-PPC: warning: implicit declaration of function 'vec_vupklsw'
res_vbll = vec_vupklsw(vbi);
// CHECK: llvm.ppc.altivec.vupklsw
// CHECK-LE: llvm.ppc.altivec.vupkhsw
/* vec_max */
res_vsll = vec_max(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vmaxsd
// CHECK-LE: @llvm.ppc.altivec.vmaxsd
res_vsll = vec_max(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vmaxsd
// CHECK-LE: @llvm.ppc.altivec.vmaxsd
res_vsll = vec_max(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vmaxsd
// CHECK-LE: @llvm.ppc.altivec.vmaxsd
res_vull = vec_max(vull, vull);
// CHECK: @llvm.ppc.altivec.vmaxud
// CHECK-LE: @llvm.ppc.altivec.vmaxud
res_vull = vec_max(vbll, vull);
// CHECK: @llvm.ppc.altivec.vmaxud
// CHECK-LE: @llvm.ppc.altivec.vmaxud
/* vec_min */
res_vsll = vec_min(vsll, vsll);
// CHECK: @llvm.ppc.altivec.vminsd
// CHECK-LE: @llvm.ppc.altivec.vminsd
res_vsll = vec_min(vbll, vsll);
// CHECK: @llvm.ppc.altivec.vminsd
// CHECK-LE: @llvm.ppc.altivec.vminsd
res_vsll = vec_min(vsll, vbll);
// CHECK: @llvm.ppc.altivec.vminsd
// CHECK-LE: @llvm.ppc.altivec.vminsd
res_vull = vec_min(vull, vull);
// CHECK: @llvm.ppc.altivec.vminud
// CHECK-LE: @llvm.ppc.altivec.vminud
res_vull = vec_min(vbll, vull);
// CHECK: @llvm.ppc.altivec.vminud
// CHECK-LE: @llvm.ppc.altivec.vminud
}
void
mandel_altivec(unsigned char *image, const struct spec *s)
{
vector float xmin, ymin, xscale, yscale, iter_scale, depth_scale;
vector float threshold = VF_ALL(4.0);
vector float one = VF_ALL(1.0);
vector float zero = VF_ALL(0.0);
xmin = VF_ALL(s->xlim[0]);
ymin = VF_ALL(s->ylim[0]);
xscale = VF_ALL((s->xlim[1] - s->xlim[0]) / s->width);
yscale = VF_ALL((s->ylim[1] - s->ylim[0]) / s->height);
iter_scale = VF_ALL(1.0f / s->iterations);
depth_scale = VF_ALL(s->depth - 1);
#pragma omp parallel for schedule(dynamic, 1)
for (int y = 0; y < s->height; y++) {
for (int x = 0; x < s->width; x += 4) {
vector float mx = (vector float) { x, x + 1, x + 2, x + 3 };
vector float my = VF_ALL(y);
vector float cr = vec_madd(mx, xscale, xmin);
vector float ci = vec_madd(my, yscale, ymin);
vector float zr = cr;
vector float zi = ci;
int k = 1;
vector float mk = VF_ALL(1);
while (++k < s->iterations) {
/* Compute z1 from z0 */
vector float zr2cr = vec_madd(zr, zr, cr);
vector float zi2 = vec_madd(zi, zi, zero);
vector float zrzi = vec_madd(zr, zi, zero);
/* zr1 = zr0 * zr0 - zi0 * zi0 + cr */
/* zi1 = zr0 * zi0 + zr0 * zi0 + ci */
zr = vec_sub(zr2cr, zi2);
zi = vec_add(vec_add(zrzi, zrzi), ci);
/* Increment k */
vector float zr2 = vec_madd(zr, zr, zero);
vector float mag2 = vec_madd(zi, zi, zr2);
vector bool int mask = vec_cmplt(mag2, threshold);
mk = vec_add(mk, vec_and(one, mask));
if(vec_all_ge(mag2, threshold))
break;
}
mk = vec_madd(mk, iter_scale, zero);
mk = vec_madd(vec_rsqrte(mk), mk, zero);
mk = vec_madd(mk, depth_scale, zero);
vector int pixels = vec_cts(mk, 0);
unsigned char *dst = image + y * s->width * 3 + x * 3;
unsigned char *src = (unsigned char *)&pixels;
for (int i = 0; i < 4; i++) {
dst[i * 3 + 0] = src[(i * 4) + 3];
dst[i * 3 + 1] = src[(i * 4) + 3];
dst[i * 3 + 2] = src[(i * 4) + 3];
}
}
}
}
