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vendor.github.com.mmcloughlin.avo.reg.x86.go Maven / Gradle / Ivy
package reg
// Register kinds.
const (
KindPseudo Kind = iota
KindGP
KindVector
)
// Declare register families.
var (
Pseudo = &Family{Kind: KindPseudo}
GeneralPurpose = &Family{Kind: KindGP}
Vector = &Family{Kind: KindVector}
Families = []*Family{
Pseudo,
GeneralPurpose,
Vector,
}
)
var familiesByKind = map[Kind]*Family{}
func init() {
for _, f := range Families {
familiesByKind[f.Kind] = f
}
}
// FamilyOfKind returns the Family of registers of the given kind, or nil if not found.
func FamilyOfKind(k Kind) *Family {
return familiesByKind[k]
}
// Pseudo registers.
var (
FramePointer = Pseudo.define(S0, 0, "FP")
ProgramCounter = Pseudo.define(S0, 0, "PC")
StaticBase = Pseudo.define(S0, 0, "SB")
StackPointer = Pseudo.define(S0, 0, "SP")
)
// GP provides additional methods for general purpose registers.
type GP interface {
As8() Register
As8L() Register
As8H() Register
As16() Register
As32() Register
As64() Register
}
// GPPhysical is a general-purpose physical register.
type GPPhysical interface {
Physical
GP
}
type gpp struct {
Physical
}
func newgpp(r Physical) GPPhysical { return gpp{Physical: r} }
func (p gpp) As8() Register { return newgpp(p.as(S8).(Physical)) }
func (p gpp) As8L() Register { return newgpp(p.as(S8L).(Physical)) }
func (p gpp) As8H() Register { return newgpp(p.as(S8H).(Physical)) }
func (p gpp) As16() Register { return newgpp(p.as(S16).(Physical)) }
func (p gpp) As32() Register { return newgpp(p.as(S32).(Physical)) }
func (p gpp) As64() Register { return newgpp(p.as(S64).(Physical)) }
// GPVirtual is a general-purpose virtual register.
type GPVirtual interface {
Virtual
GP
}
type gpv struct {
Virtual
}
func newgpv(v Virtual) GPVirtual { return gpv{Virtual: v} }
func (v gpv) As8() Register { return newgpv(v.as(S8).(Virtual)) }
func (v gpv) As8L() Register { return newgpv(v.as(S8L).(Virtual)) }
func (v gpv) As8H() Register { return newgpv(v.as(S8H).(Virtual)) }
func (v gpv) As16() Register { return newgpv(v.as(S16).(Virtual)) }
func (v gpv) As32() Register { return newgpv(v.as(S32).(Virtual)) }
func (v gpv) As64() Register { return newgpv(v.as(S64).(Virtual)) }
func gp(s Spec, id Index, name string, flags ...Info) GPPhysical {
r := newgpp(newregister(GeneralPurpose, s, id, name, flags...))
GeneralPurpose.add(r)
return r
}
// General purpose registers.
var (
// Low byte
AL = gp(S8L, 0, "AL")
CL = gp(S8L, 1, "CL")
DL = gp(S8L, 2, "DL")
BL = gp(S8L, 3, "BL")
// High byte
AH = gp(S8H, 0, "AH")
CH = gp(S8H, 1, "CH")
DH = gp(S8H, 2, "DH")
BH = gp(S8H, 3, "BH")
// 8-bit
SPB = gp(S8, 4, "SP", Restricted)
BPB = gp(S8, 5, "BP")
SIB = gp(S8, 6, "SI")
DIB = gp(S8, 7, "DI")
R8B = gp(S8, 8, "R8")
R9B = gp(S8, 9, "R9")
R10B = gp(S8, 10, "R10")
R11B = gp(S8, 11, "R11")
R12B = gp(S8, 12, "R12")
R13B = gp(S8, 13, "R13")
R14B = gp(S8, 14, "R14")
R15B = gp(S8, 15, "R15")
// 16-bit
AX = gp(S16, 0, "AX")
CX = gp(S16, 1, "CX")
DX = gp(S16, 2, "DX")
BX = gp(S16, 3, "BX")
SP = gp(S16, 4, "SP", Restricted)
BP = gp(S16, 5, "BP")
SI = gp(S16, 6, "SI")
DI = gp(S16, 7, "DI")
R8W = gp(S16, 8, "R8")
R9W = gp(S16, 9, "R9")
R10W = gp(S16, 10, "R10")
R11W = gp(S16, 11, "R11")
R12W = gp(S16, 12, "R12")
R13W = gp(S16, 13, "R13")
R14W = gp(S16, 14, "R14")
R15W = gp(S16, 15, "R15")
// 32-bit
EAX = gp(S32, 0, "AX")
ECX = gp(S32, 1, "CX")
EDX = gp(S32, 2, "DX")
EBX = gp(S32, 3, "BX")
ESP = gp(S32, 4, "SP", Restricted)
EBP = gp(S32, 5, "BP")
ESI = gp(S32, 6, "SI")
EDI = gp(S32, 7, "DI")
R8L = gp(S32, 8, "R8")
R9L = gp(S32, 9, "R9")
R10L = gp(S32, 10, "R10")
R11L = gp(S32, 11, "R11")
R12L = gp(S32, 12, "R12")
R13L = gp(S32, 13, "R13")
R14L = gp(S32, 14, "R14")
R15L = gp(S32, 15, "R15")
// 64-bit
RAX = gp(S64, 0, "AX")
RCX = gp(S64, 1, "CX")
RDX = gp(S64, 2, "DX")
RBX = gp(S64, 3, "BX")
RSP = gp(S64, 4, "SP", Restricted)
RBP = gp(S64, 5, "BP")
RSI = gp(S64, 6, "SI")
RDI = gp(S64, 7, "DI")
R8 = gp(S64, 8, "R8")
R9 = gp(S64, 9, "R9")
R10 = gp(S64, 10, "R10")
R11 = gp(S64, 11, "R11")
R12 = gp(S64, 12, "R12")
R13 = gp(S64, 13, "R13")
R14 = gp(S64, 14, "R14")
R15 = gp(S64, 15, "R15")
)
// Vec provides methods for vector registers.
type Vec interface {
AsX() Register
AsY() Register
AsZ() Register
}
// VecPhysical is a physical vector register.
type VecPhysical interface {
Physical
Vec
}
type vecp struct {
Physical
Vec
}
func newvecp(r Physical) VecPhysical { return vecp{Physical: r} }
func (p vecp) AsX() Register { return newvecp(p.as(S128).(Physical)) }
func (p vecp) AsY() Register { return newvecp(p.as(S256).(Physical)) }
func (p vecp) AsZ() Register { return newvecp(p.as(S512).(Physical)) }
// VecVirtual is a virtual vector register.
type VecVirtual interface {
Virtual
Vec
}
type vecv struct {
Virtual
Vec
}
func newvecv(v Virtual) VecVirtual { return vecv{Virtual: v} }
func (v vecv) AsX() Register { return newvecv(v.as(S128).(Virtual)) }
func (v vecv) AsY() Register { return newvecv(v.as(S256).(Virtual)) }
func (v vecv) AsZ() Register { return newvecv(v.as(S512).(Virtual)) }
func vec(s Spec, id Index, name string, flags ...Info) VecPhysical {
r := newvecp(newregister(Vector, s, id, name, flags...))
Vector.add(r)
return r
}
// Vector registers.
var (
// 128-bit
X0 = vec(S128, 0, "X0")
X1 = vec(S128, 1, "X1")
X2 = vec(S128, 2, "X2")
X3 = vec(S128, 3, "X3")
X4 = vec(S128, 4, "X4")
X5 = vec(S128, 5, "X5")
X6 = vec(S128, 6, "X6")
X7 = vec(S128, 7, "X7")
X8 = vec(S128, 8, "X8")
X9 = vec(S128, 9, "X9")
X10 = vec(S128, 10, "X10")
X11 = vec(S128, 11, "X11")
X12 = vec(S128, 12, "X12")
X13 = vec(S128, 13, "X13")
X14 = vec(S128, 14, "X14")
X15 = vec(S128, 15, "X15")
X16 = vec(S128, 16, "X16")
X17 = vec(S128, 17, "X17")
X18 = vec(S128, 18, "X18")
X19 = vec(S128, 19, "X19")
X20 = vec(S128, 20, "X20")
X21 = vec(S128, 21, "X21")
X22 = vec(S128, 22, "X22")
X23 = vec(S128, 23, "X23")
X24 = vec(S128, 24, "X24")
X25 = vec(S128, 25, "X25")
X26 = vec(S128, 26, "X26")
X27 = vec(S128, 27, "X27")
X28 = vec(S128, 28, "X28")
X29 = vec(S128, 29, "X29")
X30 = vec(S128, 30, "X30")
X31 = vec(S128, 31, "X31")
// 256-bit
Y0 = vec(S256, 0, "Y0")
Y1 = vec(S256, 1, "Y1")
Y2 = vec(S256, 2, "Y2")
Y3 = vec(S256, 3, "Y3")
Y4 = vec(S256, 4, "Y4")
Y5 = vec(S256, 5, "Y5")
Y6 = vec(S256, 6, "Y6")
Y7 = vec(S256, 7, "Y7")
Y8 = vec(S256, 8, "Y8")
Y9 = vec(S256, 9, "Y9")
Y10 = vec(S256, 10, "Y10")
Y11 = vec(S256, 11, "Y11")
Y12 = vec(S256, 12, "Y12")
Y13 = vec(S256, 13, "Y13")
Y14 = vec(S256, 14, "Y14")
Y15 = vec(S256, 15, "Y15")
Y16 = vec(S256, 16, "Y16")
Y17 = vec(S256, 17, "Y17")
Y18 = vec(S256, 18, "Y18")
Y19 = vec(S256, 19, "Y19")
Y20 = vec(S256, 20, "Y20")
Y21 = vec(S256, 21, "Y21")
Y22 = vec(S256, 22, "Y22")
Y23 = vec(S256, 23, "Y23")
Y24 = vec(S256, 24, "Y24")
Y25 = vec(S256, 25, "Y25")
Y26 = vec(S256, 26, "Y26")
Y27 = vec(S256, 27, "Y27")
Y28 = vec(S256, 28, "Y28")
Y29 = vec(S256, 29, "Y29")
Y30 = vec(S256, 30, "Y30")
Y31 = vec(S256, 31, "Y31")
// 512-bit
Z0 = vec(S512, 0, "Z0")
Z1 = vec(S512, 1, "Z1")
Z2 = vec(S512, 2, "Z2")
Z3 = vec(S512, 3, "Z3")
Z4 = vec(S512, 4, "Z4")
Z5 = vec(S512, 5, "Z5")
Z6 = vec(S512, 6, "Z6")
Z7 = vec(S512, 7, "Z7")
Z8 = vec(S512, 8, "Z8")
Z9 = vec(S512, 9, "Z9")
Z10 = vec(S512, 10, "Z10")
Z11 = vec(S512, 11, "Z11")
Z12 = vec(S512, 12, "Z12")
Z13 = vec(S512, 13, "Z13")
Z14 = vec(S512, 14, "Z14")
Z15 = vec(S512, 15, "Z15")
Z16 = vec(S512, 16, "Z16")
Z17 = vec(S512, 17, "Z17")
Z18 = vec(S512, 18, "Z18")
Z19 = vec(S512, 19, "Z19")
Z20 = vec(S512, 20, "Z20")
Z21 = vec(S512, 21, "Z21")
Z22 = vec(S512, 22, "Z22")
Z23 = vec(S512, 23, "Z23")
Z24 = vec(S512, 24, "Z24")
Z25 = vec(S512, 25, "Z25")
Z26 = vec(S512, 26, "Z26")
Z27 = vec(S512, 27, "Z27")
Z28 = vec(S512, 28, "Z28")
Z29 = vec(S512, 29, "Z29")
Z30 = vec(S512, 30, "Z30")
Z31 = vec(S512, 31, "Z31")
)
