mirror of https://github.com/golang/go.git
cmd/internal/obj/x86: add ADX extension
Add support for ADX cpuid bit detection and all instructions, implied by that bit (ADOX/ADCX). They are useful for rsa and math/big in general. Change-Id: Idaa93303ead48fd18b9b3da09b3e79de2f7e2193 Reviewed-on: https://go-review.googlesource.com/74850 Run-TryBot: Ilya Tocar <ilya.tocar@intel.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Cherry Zhang <cherryyz@google.com>
This commit is contained in:
Ilya Tocar
parent
1cb86e2858
commit
44943aff33
|
|
@ -84,22 +84,22 @@ TEXT asmtest(SB),DUPOK|NOSPLIT,$0
|
|||
ADCB (R11), DL // 411213
|
||||
ADCB (BX), R11 // 44121b
|
||||
ADCB (R11), R11 // 45121b
|
||||
//TODO: ADCXL (BX), DX // 660f38f613
|
||||
//TODO: ADCXL (R11), DX // 66410f38f613
|
||||
//TODO: ADCXL DX, DX // 660f38f6d2
|
||||
//TODO: ADCXL R11, DX // 66410f38f6d3
|
||||
//TODO: ADCXL (BX), R11 // 66440f38f61b
|
||||
//TODO: ADCXL (R11), R11 // 66450f38f61b
|
||||
//TODO: ADCXL DX, R11 // 66440f38f6da
|
||||
//TODO: ADCXL R11, R11 // 66450f38f6db
|
||||
//TODO: ADCXQ (BX), DX // 66480f38f613
|
||||
//TODO: ADCXQ (R11), DX // 66490f38f613
|
||||
//TODO: ADCXQ DX, DX // 66480f38f6d2
|
||||
//TODO: ADCXQ R11, DX // 66490f38f6d3
|
||||
//TODO: ADCXQ (BX), R11 // 664c0f38f61b
|
||||
//TODO: ADCXQ (R11), R11 // 664d0f38f61b
|
||||
//TODO: ADCXQ DX, R11 // 664c0f38f6da
|
||||
//TODO: ADCXQ R11, R11 // 664d0f38f6db
|
||||
ADCXL (BX), DX // 660f38f613
|
||||
ADCXL (R11), DX // 66410f38f613
|
||||
ADCXL DX, DX // 660f38f6d2
|
||||
ADCXL R11, DX // 66410f38f6d3
|
||||
ADCXL (BX), R11 // 66440f38f61b
|
||||
ADCXL (R11), R11 // 66450f38f61b
|
||||
ADCXL DX, R11 // 66440f38f6da
|
||||
ADCXL R11, R11 // 66450f38f6db
|
||||
ADCXQ (BX), DX // 66480f38f613
|
||||
ADCXQ (R11), DX // 66490f38f613
|
||||
ADCXQ DX, DX // 66480f38f6d2
|
||||
ADCXQ R11, DX // 66490f38f6d3
|
||||
ADCXQ (BX), R11 // 664c0f38f61b
|
||||
ADCXQ (R11), R11 // 664d0f38f61b
|
||||
ADCXQ DX, R11 // 664c0f38f6da
|
||||
ADCXQ R11, R11 // 664d0f38f6db
|
||||
ADDB $7, AL // 0407
|
||||
ADDW $61731, AX // 660523f1
|
||||
ADDL $4045620583, AX // 05674523f1
|
||||
|
|
@ -228,22 +228,22 @@ TEXT asmtest(SB),DUPOK|NOSPLIT,$0
|
|||
ADDSUBPS (R11), X11 // f2450fd01b
|
||||
ADDSUBPS X2, X11 // f2440fd0da
|
||||
ADDSUBPS X11, X11 // f2450fd0db
|
||||
//TODO: ADOXL (BX), DX // f30f38f613
|
||||
//TODO: ADOXL (R11), DX // f3410f38f613
|
||||
//TODO: ADOXL DX, DX // f30f38f6d2
|
||||
//TODO: ADOXL R11, DX // f3410f38f6d3
|
||||
//TODO: ADOXL (BX), R11 // f3440f38f61b
|
||||
//TODO: ADOXL (R11), R11 // f3450f38f61b
|
||||
//TODO: ADOXL DX, R11 // f3440f38f6da
|
||||
//TODO: ADOXL R11, R11 // f3450f38f6db
|
||||
//TODO: ADOXQ (BX), DX // f3480f38f613
|
||||
//TODO: ADOXQ (R11), DX // f3490f38f613
|
||||
//TODO: ADOXQ DX, DX // f3480f38f6d2
|
||||
//TODO: ADOXQ R11, DX // f3490f38f6d3
|
||||
//TODO: ADOXQ (BX), R11 // f34c0f38f61b
|
||||
//TODO: ADOXQ (R11), R11 // f34d0f38f61b
|
||||
//TODO: ADOXQ DX, R11 // f34c0f38f6da
|
||||
//TODO: ADOXQ R11, R11 // f34d0f38f6db
|
||||
ADOXL (BX), DX // f30f38f613
|
||||
ADOXL (R11), DX // f3410f38f613
|
||||
ADOXL DX, DX // f30f38f6d2
|
||||
ADOXL R11, DX // f3410f38f6d3
|
||||
ADOXL (BX), R11 // f3440f38f61b
|
||||
ADOXL (R11), R11 // f3450f38f61b
|
||||
ADOXL DX, R11 // f3440f38f6da
|
||||
ADOXL R11, R11 // f3450f38f6db
|
||||
ADOXQ (BX), DX // f3480f38f613
|
||||
ADOXQ (R11), DX // f3490f38f613
|
||||
ADOXQ DX, DX // f3480f38f6d2
|
||||
ADOXQ R11, DX // f3490f38f6d3
|
||||
ADOXQ (BX), R11 // f34c0f38f61b
|
||||
ADOXQ (R11), R11 // f34d0f38f61b
|
||||
ADOXQ DX, R11 // f34c0f38f6da
|
||||
ADOXQ R11, R11 // f34d0f38f6db
|
||||
AESDEC (BX), X2 // 660f38de13
|
||||
AESDEC (R11), X2 // 66410f38de13
|
||||
AESDEC X2, X2 // 660f38ded2
|
||||
|
|
|
|||
|
|
@ -14,9 +14,13 @@ const (
|
|||
AADCB
|
||||
AADCL
|
||||
AADCW
|
||||
AADCXL
|
||||
AADCXQ
|
||||
AADDB
|
||||
AADDL
|
||||
AADDW
|
||||
AADOXL
|
||||
AADOXQ
|
||||
AADJSP
|
||||
AANDB
|
||||
AANDL
|
||||
|
|
|
|||
|
|
@ -13,9 +13,13 @@ var Anames = []string{
|
|||
"ADCB",
|
||||
"ADCL",
|
||||
"ADCW",
|
||||
"ADCXL",
|
||||
"ADCXQ",
|
||||
"ADDB",
|
||||
"ADDL",
|
||||
"ADDW",
|
||||
"ADOXL",
|
||||
"ADOXQ",
|
||||
"ADJSP",
|
||||
"ANDB",
|
||||
"ANDL",
|
||||
|
|
|
|||
|
|
@ -225,6 +225,9 @@ const (
|
|||
Pef3 = 0xf5 /* xmm escape 2 with 16-bit prefix: 66 f3 0f */
|
||||
Pq3 = 0x67 /* xmm escape 3: 66 48 0f */
|
||||
Pq4 = 0x68 /* xmm escape 4: 66 0F 38 */
|
||||
Pq4w = 0x69 /* Pq4 with Rex.w 66 0F 38 */
|
||||
Pq5 = 0x6a /* xmm escape 5: F3 0F 38 */
|
||||
Pq5w = 0x6b /* Pq5 with Rex.w F3 0F 38 */
|
||||
Pfw = 0xf4 /* Pf3 with Rex.w: f3 48 0f */
|
||||
Pw = 0x48 /* Rex.w */
|
||||
Pw8 = 0x90 // symbolic; exact value doesn't matter
|
||||
|
|
@ -956,6 +959,8 @@ var optab =
|
|||
{AADCL, yaddl, Px, [23]uint8{0x83, 02, 0x15, 0x81, 02, 0x11, 0x13}},
|
||||
{AADCQ, yaddl, Pw, [23]uint8{0x83, 02, 0x15, 0x81, 02, 0x11, 0x13}},
|
||||
{AADCW, yaddl, Pe, [23]uint8{0x83, 02, 0x15, 0x81, 02, 0x11, 0x13}},
|
||||
{AADCXL, yml_rl, Pq4, [23]uint8{0xf6}},
|
||||
{AADCXQ, yml_rl, Pq4w, [23]uint8{0xf6}},
|
||||
{AADDB, yxorb, Pb, [23]uint8{0x04, 0x80, 00, 0x00, 0x02}},
|
||||
{AADDL, yaddl, Px, [23]uint8{0x83, 00, 0x05, 0x81, 00, 0x01, 0x03}},
|
||||
{AADDPD, yxm, Pq, [23]uint8{0x58}},
|
||||
|
|
@ -966,6 +971,8 @@ var optab =
|
|||
{AADDSUBPD, yxm, Pq, [23]uint8{0xd0}},
|
||||
{AADDSUBPS, yxm, Pf2, [23]uint8{0xd0}},
|
||||
{AADDW, yaddl, Pe, [23]uint8{0x83, 00, 0x05, 0x81, 00, 0x01, 0x03}},
|
||||
{AADOXL, yml_rl, Pq5, [23]uint8{0xf6}},
|
||||
{AADOXQ, yml_rl, Pq5w, [23]uint8{0xf6}},
|
||||
{AADJSP, nil, 0, [23]uint8{}},
|
||||
{AANDB, yxorb, Pb, [23]uint8{0x24, 0x80, 04, 0x20, 0x22}},
|
||||
{AANDL, yaddl, Px, [23]uint8{0x83, 04, 0x25, 0x81, 04, 0x21, 0x23}},
|
||||
|
|
@ -3432,6 +3439,17 @@ func (asmbuf *AsmBuf) doasm(ctxt *obj.Link, cursym *obj.LSym, p *obj.Prog) {
|
|||
case Pq4: /* 66 0F 38 */
|
||||
asmbuf.Put3(0x66, 0x0F, 0x38)
|
||||
|
||||
case Pq4w: /* 66 0F 38 + REX.W */
|
||||
asmbuf.rexflag |= Pw
|
||||
asmbuf.Put3(0x66, 0x0F, 0x38)
|
||||
|
||||
case Pq5: /* F3 0F 38 */
|
||||
asmbuf.Put3(0xF3, 0x0F, 0x38)
|
||||
|
||||
case Pq5w: /* F3 0F 38 + REX.W */
|
||||
asmbuf.rexflag |= Pw
|
||||
asmbuf.Put3(0xF3, 0x0F, 0x38)
|
||||
|
||||
case Pf2, /* xmm opcode escape */
|
||||
Pf3:
|
||||
asmbuf.Put2(o.prefix, Pm)
|
||||
|
|
|
|||
|
|
@ -15,6 +15,7 @@ var X86 x86
|
|||
type x86 struct {
|
||||
_ [CacheLineSize]byte
|
||||
HasAES bool
|
||||
HasADX bool
|
||||
HasAVX bool
|
||||
HasAVX2 bool
|
||||
HasBMI1 bool
|
||||
|
|
|
|||
|
|
@ -53,6 +53,7 @@ func init() {
|
|||
X86.HasAVX2 = isSet(5, ebx7) && osSupportsAVX
|
||||
X86.HasBMI2 = isSet(8, ebx7)
|
||||
X86.HasERMS = isSet(9, ebx7)
|
||||
X86.HasADX = isSet(19, ebx7)
|
||||
}
|
||||
|
||||
func isSet(bitpos uint, value uint32) bool {
|
||||
|
|
|
|||
Loading…
Reference in New Issue