AVX Instructions

20 x86 instructions in this extension - click any row for encoding, pseudocode, and full documentation.

Mnemonic ⇅	Syntax	Format ⇅	Summary
vaddps	VADDPS ymm1, ymm2, ymm3/m256	VEX	Adds packed floats (256-bit YMM support).
vbroadcastf128	VBROADCASTF128 ymm1, m128	VEX	Broadcasts 128-bit FP block to YMM.
vbroadcastss	VBROADCASTSS ymm1, m32	AVX	Loads one float and replicates it to all YMM elements.
vcmppd	VCMPPD ymm1, ymm2, ymm3/m256, imm8	VEX	Compares packed doubles (AVX version with immediate).
vcmpps	VCMPPS ymm1, ymm2, ymm3/m256, imm8	VEX	Compares packed floats (AVX version with immediate).
vcvtdq2ps	VCVTDQ2PS ymm1, ymm2/m256	VEX	Converts four 32-bit integers to floats.
vcvtps2dq	VCVTPS2DQ ymm1, ymm2/m256	VEX	Converts four floats to 32-bit integers (Rounded).
vcvttps2dq	VCVTTPS2DQ ymm1, ymm2/m256	VEX	Converts four floats to 32-bit integers (Truncated).
vextractf128	VEXTRACTF128 xmm1/m128, ymm2, imm8	VEX	Extracts 128-bits from YMM register.
vinsertf128	VINSERTF128 ymm1, ymm2, xmm3/m128, imm8	VEX	Inserts 128-bits into a YMM register.
vmaskmovpd	VMASKMOVPD ymm1, ymm2, m256	VEX	Conditionally loads/stores doubles based on mask.
vmaskmovps	VMASKMOVPS ymm1, ymm2, m256	VEX	Conditionally loads/stores floats based on mask.
vmulps	VMULPS ymm1, ymm2, ymm3/m256	VEX	Multiplies packed floats (256-bit).
vperm2f128	VPERM2F128 ymm1, ymm2, ymm3/m256, imm8	VEX	Shuffles 128-bit float lanes between YMM registers.
vpermilpd	VPERMILPD ymm1, ymm2/m256, imm8	AVX	Shuffles doubles within 128-bit lanes (AVX).
vpermilps	VPERMILPS ymm1, ymm2/m256, imm8	AVX	Shuffles floats within 128-bit lanes (AVX).
vtestpd	VTESTPD xmm1, xmm2/m128	AVX	Sets ZF/CF based on sign bit comparisons of doubles.
vtestps	VTESTPS xmm1, xmm2/m128	AVX	Sets ZF/CF based on sign bit comparisons of floats.
vzeroall	VZEROALL	VEX	Clears all YMM registers.
vzeroupper	VZEROUPPER	VEX	Clears bits 128-255 of all YMM registers (Avoids AVX-SSE transition penalty).