xenia-rs/migration/project-root/ppc-manual/forms/VX.md

Form VX — VX — Vector (3-operand Altivec)

Bit Layout

Bits	Field	Meaning
0–5	OPCD	primary opcode (4)
6–10	VRT/VD	destination vector register
11–15	VRA/VA	source A vector register
16–20	VRB/VB	source B vector register
21–31	XO	extended opcode (11 bits)

Instructions Using This Form

Mnemonic	Opcode	Group	Description
vaddubm	0x10000000	vmx	Vector Add Unsigned Byte Modulo
vmaxub	0x10000002	vmx	Vector Maximum Unsigned Byte
vrlb	0x10000004	vmx	Vector Rotate Left Integer Byte
vmuloub	0x10000008	vmx	Vector Multiply Odd Unsigned Byte
vaddfp	0x1000000a	vmx	Vector Add Floating Point
vmrghb	0x1000000c	vmx	Vector Merge High Byte
vpkuhum	0x1000000e	vmx	Vector Pack Unsigned Half Word Unsigned Modulo
vadduhm	0x10000040	vmx	Vector Add Unsigned Half Word Modulo
vmaxuh	0x10000042	vmx	Vector Maximum Unsigned Half Word
vrlh	0x10000044	vmx	Vector Rotate Left Integer Half Word
vmulouh	0x10000048	vmx	Vector Multiply Odd Unsigned Half Word
vsubfp	0x1000004a	vmx	Vector Subtract Floating Point
vmrghh	0x1000004c	vmx	Vector Merge High Half Word
vpkuwum	0x1000004e	vmx	Vector Pack Unsigned Word Unsigned Modulo
vadduwm	0x10000080	vmx	Vector Add Unsigned Word Modulo
vmaxuw	0x10000082	vmx	Vector Maximum Unsigned Word
vrlw	0x10000084	vmx	Vector Rotate Left Integer Word
vmrghw	0x1000008c	vmx	Vector Merge High Word
vpkuhus	0x1000008e	vmx	Vector Pack Unsigned Half Word Unsigned Saturate
vpkuwus	0x100000ce	vmx	Vector Pack Unsigned Word Unsigned Saturate
vmaxsb	0x10000102	vmx	Vector Maximum Signed Byte
vslb	0x10000104	vmx	Vector Shift Left Integer Byte
vmulosb	0x10000108	vmx	Vector Multiply Odd Signed Byte
vrefp	0x1000010a	vmx	Vector Reciprocal Estimate Floating Point
vmrglb	0x1000010c	vmx	Vector Merge Low Byte
vpkshus	0x1000010e	vmx	Vector Pack Signed Half Word Unsigned Saturate
vmaxsh	0x10000142	vmx	Vector Maximum Signed Half Word
vslh	0x10000144	vmx	Vector Shift Left Integer Half Word
vmulosh	0x10000148	vmx	Vector Multiply Odd Signed Half Word
vrsqrtefp	0x1000014a	vmx	Vector Reciprocal Square Root Estimate Floating Point
vmrglh	0x1000014c	vmx	Vector Merge Low Half Word
vpkswus	0x1000014e	vmx	Vector Pack Signed Word Unsigned Saturate
vaddcuw	0x10000180	vmx	Vector Add Carryout Unsigned Word
vmaxsw	0x10000182	vmx	Vector Maximum Signed Word
vslw	0x10000184	vmx	Vector Shift Left Integer Word
vexptefp	0x1000018a	vmx	Vector 2 Raised to the Exponent Estimate Floating Point
vmrglw	0x1000018c	vmx	Vector Merge Low Word
vpkshss	0x1000018e	vmx	Vector Pack Signed Half Word Signed Saturate
vsl	0x100001c4	vmx	Vector Shift Left
vlogefp	0x100001ca	vmx	Vector Log2 Estimate Floating Point
vpkswss	0x100001ce	vmx	Vector Pack Signed Word Signed Saturate
vaddubs	0x10000200	vmx	Vector Add Unsigned Byte Saturate
vminub	0x10000202	vmx	Vector Minimum Unsigned Byte
vsrb	0x10000204	vmx	Vector Shift Right Byte
vmuleub	0x10000208	vmx	Vector Multiply Even Unsigned Byte
vrfin	0x1000020a	vmx	Vector Round to Floating-Point Integer Nearest
vspltb	0x1000020c	vmx	Vector Splat Byte
vupkhsb	0x1000020e	vmx	Vector Unpack High Signed Byte
vadduhs	0x10000240	vmx	Vector Add Unsigned Half Word Saturate
vminuh	0x10000242	vmx	Vector Minimum Unsigned Half Word
vsrh	0x10000244	vmx	Vector Shift Right Half Word
vmuleuh	0x10000248	vmx	Vector Multiply Even Unsigned Half Word
vrfiz	0x1000024a	vmx	Vector Round to Floating-Point Integer toward Zero
vsplth	0x1000024c	vmx	Vector Splat Half Word
vupkhsh	0x1000024e	vmx	Vector Unpack High Signed Half Word
vadduws	0x10000280	vmx	Vector Add Unsigned Word Saturate
vminuw	0x10000282	vmx	Vector Minimum Unsigned Word
vsrw	0x10000284	vmx	Vector Shift Right Word
vrfip	0x1000028a	vmx	Vector Round to Floating-Point Integer toward +Infinity
vspltw	0x1000028c	vmx	Vector Splat Word
vupklsb	0x1000028e	vmx	Vector Unpack Low Signed Byte
vsr	0x100002c4	vmx	Vector Shift Right
vrfim	0x100002ca	vmx	Vector Round to Floating-Point Integer toward -Infinity
vupklsh	0x100002ce	vmx	Vector Unpack Low Signed Half Word
vaddsbs	0x10000300	vmx	Vector Add Signed Byte Saturate
vminsb	0x10000302	vmx	Vector Minimum Signed Byte
vsrab	0x10000304	vmx	Vector Shift Right Algebraic Byte
vmulesb	0x10000308	vmx	Vector Multiply Even Signed Byte
vcfux	0x1000030a	vmx	Vector Convert from Unsigned Fixed-Point Word
vspltisb	0x1000030c	vmx	Vector Splat Immediate Signed Byte
vpkpx	0x1000030e	vmx	Vector Pack Pixel
vaddshs	0x10000340	vmx	Vector Add Signed Half Word Saturate
vminsh	0x10000342	vmx	Vector Minimum Signed Half Word
vsrah	0x10000344	vmx	Vector Shift Right Algebraic Half Word
vmulesh	0x10000348	vmx	Vector Multiply Even Signed Half Word
vcfsx	0x1000034a	vmx	Vector Convert from Signed Fixed-Point Word
vspltish	0x1000034c	vmx	Vector Splat Immediate Signed Half Word
vupkhpx	0x1000034e	vmx	Vector Unpack High Pixel
vaddsws	0x10000380	vmx	Vector Add Signed Word Saturate
vminsw	0x10000382	vmx	Vector Minimum Signed Word
vsraw	0x10000384	vmx	Vector Shift Right Algebraic Word
vctuxs	0x1000038a	vmx	Vector Convert to Unsigned Fixed-Point Word Saturate
vspltisw	0x1000038c	vmx	Vector Splat Immediate Signed Word
vctsxs	0x100003ca	vmx	Vector Convert to Signed Fixed-Point Word Saturate
vupklpx	0x100003ce	vmx	Vector Unpack Low Pixel
vsububm	0x10000400	vmx	Vector Subtract Unsigned Byte Modulo
vavgub	0x10000402	vmx	Vector Average Unsigned Byte
vand	0x10000404	vmx	Vector Logical AND
vmaxfp	0x1000040a	vmx	Vector Maximum Floating Point
vslo	0x1000040c	vmx	Vector Shift Left by Octet
vsubuhm	0x10000440	vmx	Vector Subtract Unsigned Half Word Modulo
vavguh	0x10000442	vmx	Vector Average Unsigned Half Word
vandc	0x10000444	vmx	Vector Logical AND with Complement
vminfp	0x1000044a	vmx	Vector Minimum Floating Point
vsro	0x1000044c	vmx	Vector Shift Right Octet
vsubuwm	0x10000480	vmx	Vector Subtract Unsigned Word Modulo
vavguw	0x10000482	vmx	Vector Average Unsigned Word
vor	0x10000484	vmx	Vector Logical OR
vxor	0x100004c4	vmx	Vector Logical XOR
vavgsb	0x10000502	vmx	Vector Average Signed Byte
vnor	0x10000504	vmx	Vector Logical NOR
vavgsh	0x10000542	vmx	Vector Average Signed Half Word
vsubcuw	0x10000580	vmx	Vector Subtract Carryout Unsigned Word
vavgsw	0x10000582	vmx	Vector Average Signed Word
vsububs	0x10000600	vmx	Vector Subtract Unsigned Byte Saturate
mfvscr	0x10000604	control	Move from VSCR
vsum4ubs	0x10000608	vmx	Vector Sum Across Partial (1/4) Unsigned Byte Saturate
vsubuhs	0x10000640	vmx	Vector Subtract Unsigned Half Word Saturate
mtvscr	0x10000644	control	Move to VSCR
vsum4shs	0x10000648	vmx	Vector Sum Across Partial (1/4) Signed Half Word Saturate
vsubuws	0x10000680	vmx	Vector Subtract Unsigned Word Saturate
vsum2sws	0x10000688	vmx	Vector Sum Across Partial (1/2) Signed Word Saturate
vsubsbs	0x10000700	vmx	Vector Subtract Signed Byte Saturate
vsum4sbs	0x10000708	vmx	Vector Sum Across Partial (1/4) Signed Byte Saturate
vsubshs	0x10000740	vmx	Vector Subtract Signed Half Word Saturate
vsubsws	0x10000780	vmx	Vector Subtract Signed Word Saturate
vsumsws	0x10000788	vmx	Vector Sum Across Signed Word Saturate