103b705cfSriastradh#include "brw.h"
203b705cfSriastradh
303b705cfSriastradhbool brw_sf_kernel__nomask(struct brw_compile *p)
403b705cfSriastradh{
503b705cfSriastradh	struct brw_reg inv, v0, v1, v2, delta;
603b705cfSriastradh
703b705cfSriastradh	v0 = brw_vec4_grf(3, 0);
803b705cfSriastradh	v1 = brw_vec4_grf(4, 0);
903b705cfSriastradh	v2 = brw_vec4_grf(5, 0);
1003b705cfSriastradh	delta = brw_vec8_grf(7, 0);
1103b705cfSriastradh
1203b705cfSriastradh	inv = brw_vec4_grf(6, 0);
1303b705cfSriastradh	brw_math_invert(p, inv, brw_vec4_grf(1, 11));
1403b705cfSriastradh
1503b705cfSriastradh	brw_MOV(p, brw_message_reg(3), v0);
1603b705cfSriastradh
1703b705cfSriastradh	brw_ADD(p, delta, v1, brw_negate(v2));
1803b705cfSriastradh	brw_MUL(p, brw_message_reg(1), delta, brw_vec1_grf(6,0));
1903b705cfSriastradh
2003b705cfSriastradh	brw_ADD(p, delta, v2, brw_negate(v0));
2103b705cfSriastradh	brw_MUL(p, brw_message_reg(2), delta, brw_vec1_grf(6,2));
2203b705cfSriastradh
2303b705cfSriastradh	brw_urb_WRITE(p, brw_null_reg(), 0, brw_vec8_grf(0 ,0),
2403b705cfSriastradh		      false, true, 4, 0, true, true, 0,
2503b705cfSriastradh		      BRW_URB_SWIZZLE_TRANSPOSE);
2603b705cfSriastradh
2703b705cfSriastradh	return true;
2803b705cfSriastradh}
2903b705cfSriastradh
3003b705cfSriastradhbool brw_sf_kernel__mask(struct brw_compile *p)
3103b705cfSriastradh{
3203b705cfSriastradh	struct brw_reg inv, v0, v1, v2;
3303b705cfSriastradh
3403b705cfSriastradh	v0 = brw_vec8_grf(3, 0);
3503b705cfSriastradh	v1 = brw_vec8_grf(4, 0);
3603b705cfSriastradh	v2 = brw_vec8_grf(5, 0);
3703b705cfSriastradh
3803b705cfSriastradh	inv = brw_vec4_grf(6, 0);
3903b705cfSriastradh	brw_math_invert(p, inv, brw_vec4_grf(1, 11));
4003b705cfSriastradh
4103b705cfSriastradh	brw_MOV(p, brw_message_reg(3), v0);
4203b705cfSriastradh
4303b705cfSriastradh	brw_ADD(p, brw_vec8_grf(7, 0), v1, brw_negate(v2));
4403b705cfSriastradh	brw_MUL(p, brw_message_reg(1), brw_vec8_grf(7, 0), brw_vec1_grf(6,0));
4503b705cfSriastradh
4603b705cfSriastradh	brw_ADD(p, brw_vec8_grf(7, 0), v2, brw_negate(v0));
4703b705cfSriastradh	brw_MUL(p, brw_message_reg(2), brw_vec8_grf(7, 0), brw_vec1_grf(6,2));
4803b705cfSriastradh
4903b705cfSriastradh	brw_urb_WRITE(p, brw_null_reg(), 0, brw_vec8_grf(0 ,0),
5003b705cfSriastradh		      false, true, 4, 0, true, true, 0,
5103b705cfSriastradh		      BRW_URB_SWIZZLE_TRANSPOSE);
5203b705cfSriastradh
5303b705cfSriastradh	return true;
5403b705cfSriastradh}
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