Developer Guide and Reference

Contents

Unpack Operators

Interleave the 64-bit value from the high half of
A
with the 64-bit value from the high half of
B
.
I64vec2 unpack_high(I64vec2 A, I64vec2 B);
Is64vec2 unpack_high(Is64vec2 A, Is64vec2 B);
Iu64vec2 unpack_high(Iu64vec2 A, Iu64vec2 B);
R0 = A1;
R1 = B1;
Corresponding intrinsic:
_mm_unpackhi_epi64
Interleave the two 32-bit values from the high half of
A
with the two 32-bit values from the high half of
B
.
I32vec4 unpack_high(I32vec4 A, I32vec4 B);
Is32vec4 unpack_high(Is32vec4 A, Is32vec4 B);
Iu32vec4 unpack_high(Iu32vec4 A, Iu32vec4 B);
R0 = A1;
R1 = B1;
R2 = A2;
R3 = B2;
Corresponding intrinsic:
_mm_unpackhi_epi32
Interleave the 32-bit value from the high half of
A
with the 32-bit value from the high half of
B
.
I32vec2 unpack_high(I32vec2 A, I32vec2 B);
Is32vec2 unpack_high(Is32vec2 A, Is32vec2 B);
Iu32vec2 unpack_high(Iu32vec2 A, Iu32vec2 B);
R0 = A1;
R1 = B1;
Corresponding intrinsic:
_mm_unpackhi_pi32
Interleave the four 16-bit values from the high half of
A
with the two 16-bit values from the high half of
B
.
I16vec8 unpack_high(I16vec8 A, I16vec8 B);
Is16vec8 unpack_high(Is16vec8 A, Is16vec8 B);
Iu16vec8 unpack_high(Iu16vec8 A, Iu16vec8 B);
R0 = A2;
R1 = B2;
R2 = A3;
R3 = B3;
Corresponding intrinsic:
_mm_unpackhi_epi16
Interleave the two 16-bit values from the high half of
A
with the two 16-bit values from the high half of
B
.
I16vec4 unpack_high(I16vec4 A, I16vec4 B);
Is16vec4 unpack_high(Is16vec4 A, Is16vec4 B);
Iu16vec4 unpack_high(Iu16vec4 A, Iu16vec4 B);
R0 = A2;R1 = B2;
R2 = A3;R3 = B3;
Corresponding intrinsic:
_mm_unpackhi_pi16
Interleave the four 8-bit values from the high half of
A
with the four 8-bit values from the high half of
B
.
I8vec8 unpack_high(I8vec8 A, I8vec8 B);
Is8vec8 unpack_high(Is8vec8 A, I8vec8 B);
Iu8vec8 unpack_high(Iu8vec8 A, I8vec8 B);
R0 = A4;
R1 = B4;
R2 = A5;
R3 = B5;
R4 = A6;
R5 = B6;
R6 = A7;
R7 = B7;
Corresponding intrinsic:
_mm_unpackhi_pi8
Interleave the sixteen 8-bit values from the high half of
A
with the four 8-bit values from the high half of
B
.
I8vec16 unpack_high(I8vec16 A, I8vec16 B);
Is8vec16 unpack_high(Is8vec16 A, I8vec16 B);
Iu8vec16 unpack_high(Iu8vec16 A, I8vec16 B);
R0 = A8;
R1 = B8;
R2 = A9;
R3 = B9;
R4 = A10;
R5 = B10;
R6 = A11;
R7 = B11;
R8 = A12;
R8 = B12;
R2 = A13;
R3 = B13;
R4 = A14;
R5 = B14;
R6 = A15;
R7 = B15;
Corresponding intrinsic:
_mm_unpackhi_epi16
Interleave the 32-bit value from the low half of
A
with the 32-bit value from the low half of
B
R0 = A0;
R1 = B0;
Corresponding intrinsic:
_mm_unpacklo_epi32
Interleave the 64-bit value from the low half of
A
with the 64-bit values from the low half of
B
I64vec2 unpack_low(I64vec2 A, I64vec2 B);
Is64vec2 unpack_low(Is64vec2 A, Is64vec2 B);
Iu64vec2 unpack_low(Iu64vec2 A, Iu64vec2 B);
R0 = A0;
R1 = B0;
R2 = A1;
R3 = B1;
Corresponding intrinsic:
_mm_unpacklo_epi32
Interleave the two 32-bit values from the low half of
A
with the two 32-bit values from the low half of
B
I32vec4 unpack_low(I32vec4 A, I32vec4 B);
Is32vec4 unpack_low(Is32vec4 A, Is32vec4 B);
Iu32vec4 unpack_low(Iu32vec4 A, Iu32vec4 B);
R0 = A0;
R1 = B0;
R2 = A1;
R3 = B1;
Corresponding intrinsic:
_mm_unpacklo_epi32
Interleave the 32-bit value from the low half of
A
with the 32-bit value from the low half of
B
.
I32vec2 unpack_low(I32vec2 A, I32vec2 B);
Is32vec2 unpack_low(Is32vec2 A, Is32vec2 B);
Iu32vec2 unpack_low(Iu32vec2 A, Iu32vec2 B);
R0 = A0;
R1 = B0;
Corresponding intrinsic:
_mm_unpacklo_pi32
Interleave the two 16-bit values from the low half of
A
with the two 16-bit values from the low half of
B
.
I16vec8 unpack_low(I16vec8 A, I16vec8 B);
Is16vec8 unpack_low(Is16vec8 A, Is16vec8 B);
Iu16vec8 unpack_low