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| author | Michael Pratt <mpratt@google.com> | 2022-04-21 14:49:54 -0400 |
|---|---|---|
| committer | Gopher Robot <gobot@golang.org> | 2022-04-21 19:06:50 +0000 |
| commit | d35ec0b899fe1013af49adb92ef789e25797c2eb (patch) | |
| tree | 98f959d0b3c51f7c5648691531d8ec213e62293a /src/syscall/asm_linux_arm64.s | |
| parent | 347534343b114d9183efeefcb1d49458e1e8e34f (diff) | |
| download | go-d35ec0b899fe1013af49adb92ef789e25797c2eb.tar.xz | |
Revert "syscall: define Syscall6 in terms of RawSyscall6 on linux"
This reverts CL 388478. Parent CL 388477 breaks cmd/go
TestScript/cover_pkgall_runtime.
For #51087.
For #52472.
Change-Id: Id5d5a4e138792cf130ecdcc6b996c8102d142a7e
Reviewed-on: https://go-review.googlesource.com/c/go/+/401635
Run-TryBot: Michael Pratt <mpratt@google.com>
Auto-Submit: Michael Pratt <mpratt@google.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Diffstat (limited to 'src/syscall/asm_linux_arm64.s')
| -rw-r--r-- | src/syscall/asm_linux_arm64.s | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/syscall/asm_linux_arm64.s b/src/syscall/asm_linux_arm64.s index be78ac8ac4..c9d28d301a 100644 --- a/src/syscall/asm_linux_arm64.s +++ b/src/syscall/asm_linux_arm64.s @@ -4,6 +4,32 @@ #include "textflag.h" +TEXT ·Syscall6(SB),NOSPLIT,$0-80 + BL runtime·entersyscall<ABIInternal>(SB) + MOVD a1+8(FP), R0 + MOVD a2+16(FP), R1 + MOVD a3+24(FP), R2 + MOVD a4+32(FP), R3 + MOVD a5+40(FP), R4 + MOVD a6+48(FP), R5 + MOVD trap+0(FP), R8 // syscall entry + SVC + CMN $4095, R0 + BCC ok + MOVD $-1, R4 + MOVD R4, r1+56(FP) // r1 + MOVD ZR, r2+64(FP) // r2 + NEG R0, R0 + MOVD R0, err+72(FP) // errno + BL runtime·exitsyscall<ABIInternal>(SB) + RET +ok: + MOVD R0, r1+56(FP) // r1 + MOVD R1, r2+64(FP) // r2 + MOVD ZR, err+72(FP) // errno + BL runtime·exitsyscall<ABIInternal>(SB) + RET + // func rawVforkSyscall(trap, a1 uintptr) (r1, err uintptr) TEXT ·rawVforkSyscall(SB),NOSPLIT,$0-32 MOVD a1+8(FP), R0 |