cmd/asm: Add SHA512 hardware instructions for ARM64
ARMv8.2-SHA add SHA512 intructions:
1. SHA512H Vm.D2, Vn, Vd
2. SHA512H2 Vm.D2, Vn, Vd
3. SHA512SU0 Vn.D2, Vd.D2
4. SHA512SU1 Vm.D2, Vn.D2, Vd.D2
ARMv8 Architecture Reference Manual C7.2.234-C7.2.234
Change-Id: Ie970fef1bba5312ad466f246035da4c40a1bbb39
Reviewed-on: https://go-review.googlesource.com/c/go/+/180057
Reviewed-by: Cherry Zhang <cherryyz@google.com>
Run-TryBot: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
diff --git a/src/cmd/asm/internal/asm/testdata/arm64.s b/src/cmd/asm/internal/asm/testdata/arm64.s
index 69267bf..5a6db05 100644
--- a/src/cmd/asm/internal/asm/testdata/arm64.s
+++ b/src/cmd/asm/internal/asm/testdata/arm64.s
@@ -77,6 +77,10 @@
SHA1H V5, V4 // a408285e
SHA1M V8.S4, V7, V6 // e620085e
SHA1P V11.S4, V10, V9 // 49110b5e
+ SHA512H V2.D2, V1, V0 // 208062ce
+ SHA512H2 V4.D2, V3, V2 // 628464ce
+ SHA512SU0 V9.D2, V8.D2 // 2881c0ce
+ SHA512SU1 V7.D2, V6.D2, V5.D2 // c58867ce
VADDV V0.S4, V0 // 00b8b14e
VMOVI $82, V0.B16 // 40e6024f
VUADDLV V6.B16, V6 // c638306e
diff --git a/src/cmd/internal/obj/arm64/a.out.go b/src/cmd/internal/obj/arm64/a.out.go
index 152c493..03e0278 100644
--- a/src/cmd/internal/obj/arm64/a.out.go
+++ b/src/cmd/internal/obj/arm64/a.out.go
@@ -946,6 +946,10 @@
ASHA256H2
ASHA256SU0
ASHA256SU1
+ ASHA512H
+ ASHA512H2
+ ASHA512SU0
+ ASHA512SU1
AVADD
AVADDP
AVAND
diff --git a/src/cmd/internal/obj/arm64/anames.go b/src/cmd/internal/obj/arm64/anames.go
index 565f70a..65ecd00 100644
--- a/src/cmd/internal/obj/arm64/anames.go
+++ b/src/cmd/internal/obj/arm64/anames.go
@@ -453,6 +453,10 @@
"SHA256H2",
"SHA256SU0",
"SHA256SU1",
+ "SHA512H",
+ "SHA512H2",
+ "SHA512SU0",
+ "SHA512SU1",
"VADD",
"VADDP",
"VAND",
diff --git a/src/cmd/internal/obj/arm64/asm7.go b/src/cmd/internal/obj/arm64/asm7.go
index df17729..8f89814 100644
--- a/src/cmd/internal/obj/arm64/asm7.go
+++ b/src/cmd/internal/obj/arm64/asm7.go
@@ -2747,6 +2747,7 @@
oprangeset(AAESIMC, t)
oprangeset(ASHA1SU1, t)
oprangeset(ASHA256SU0, t)
+ oprangeset(ASHA512SU0, t)
case ASHA1C:
oprangeset(ASHA1P, t)
@@ -2754,9 +2755,12 @@
case ASHA256H:
oprangeset(ASHA256H2, t)
+ oprangeset(ASHA512H, t)
+ oprangeset(ASHA512H2, t)
case ASHA1SU0:
oprangeset(ASHA256SU1, t)
+ oprangeset(ASHA512SU1, t)
case AVADDV:
oprangeset(AVUADDLV, t)
@@ -5391,6 +5395,18 @@
case ASHA256SU0:
return 0x5E<<24 | 2<<20 | 8<<16 | 2<<12 | 2<<10
+ case ASHA512H:
+ return 0xCE<<24 | 3<<21 | 8<<12
+
+ case ASHA512H2:
+ return 0xCE<<24 | 3<<21 | 8<<12 | 4<<8
+
+ case ASHA512SU1:
+ return 0xCE<<24 | 3<<21 | 8<<12 | 8<<8
+
+ case ASHA512SU0:
+ return 0xCE<<24 | 3<<22 | 8<<12
+
case AFCVTZSD:
return FPCVTI(1, 0, 1, 3, 0)
