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| author | qmuntal <quimmuntal@gmail.com> | 2025-09-10 16:34:22 +0200 |
|---|---|---|
| committer | Quim Muntal <quimmuntal@gmail.com> | 2025-09-12 08:39:47 -0700 |
| commit | 7acb0d044695ca0fbedf94dca7abfdfd991bc69a (patch) | |
| tree | d1b9769bdb0c9eec3b9c028f79bf2dbdc17ca99a /src/runtime/testdata/testsyscall/testsyscall.s | |
| parent | 60c1ee91834d6c9701c5058830645da6eaa0cee9 (diff) | |
| download | go-7acb0d044695ca0fbedf94dca7abfdfd991bc69a.tar.xz | |
runtime: fix syscall9 on darwin/arm64
The aarch64 ABI says that only the first 8 arguments should be
passed as registers, subsequent arguments should be put on
the stack.
Syscall9 is not putting the 9th argument on the stack, and it should.
The standard library hasn't hit this issue because it uses Syscall9
for functions that only require 7 or 8 parameters.
Change-Id: I1fafca5b16f977ea856e3f08b4ff3d0a2a7a4dfe
Reviewed-on: https://go-review.googlesource.com/c/go/+/702297
Reviewed-by: Michael Pratt <mpratt@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Diffstat (limited to 'src/runtime/testdata/testsyscall/testsyscall.s')
| -rw-r--r-- | src/runtime/testdata/testsyscall/testsyscall.s | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/runtime/testdata/testsyscall/testsyscall.s b/src/runtime/testdata/testsyscall/testsyscall.s new file mode 100644 index 0000000000..c8d556dfd9 --- /dev/null +++ b/src/runtime/testdata/testsyscall/testsyscall.s @@ -0,0 +1,55 @@ +// Copyright 2025 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#include "textflag.h" + +TEXT syscall_check0_trampoline<>(SB),NOSPLIT,$0-0 + JMP syscall_check0(SB) +GLOBL ·syscall_check0_trampoline_addr(SB), RODATA, $8 +DATA ·syscall_check0_trampoline_addr(SB)/8, $syscall_check0_trampoline<>(SB) + +TEXT syscall_check1_trampoline<>(SB),NOSPLIT,$0-0 + JMP syscall_check1(SB) +GLOBL ·syscall_check1_trampoline_addr(SB), RODATA, $8 +DATA ·syscall_check1_trampoline_addr(SB)/8, $syscall_check1_trampoline<>(SB) + +TEXT syscall_check2_trampoline<>(SB),NOSPLIT,$0-0 + JMP syscall_check2(SB) +GLOBL ·syscall_check2_trampoline_addr(SB), RODATA, $8 +DATA ·syscall_check2_trampoline_addr(SB)/8, $syscall_check2_trampoline<>(SB) + +TEXT syscall_check3_trampoline<>(SB),NOSPLIT,$0-0 + JMP syscall_check3(SB) +GLOBL ·syscall_check3_trampoline_addr(SB), RODATA, $8 +DATA ·syscall_check3_trampoline_addr(SB)/8, $syscall_check3_trampoline<>(SB) + +TEXT syscall_check4_trampoline<>(SB),NOSPLIT,$0-0 + JMP syscall_check4(SB) +GLOBL ·syscall_check4_trampoline_addr(SB), RODATA, $8 +DATA ·syscall_check4_trampoline_addr(SB)/8, $syscall_check4_trampoline<>(SB) + +TEXT syscall_check5_trampoline<>(SB),NOSPLIT,$0-0 + JMP syscall_check5(SB) +GLOBL ·syscall_check5_trampoline_addr(SB), RODATA, $8 +DATA ·syscall_check5_trampoline_addr(SB)/8, $syscall_check5_trampoline<>(SB) + +TEXT syscall_check6_trampoline<>(SB),NOSPLIT,$0-0 + JMP syscall_check6(SB) +GLOBL ·syscall_check6_trampoline_addr(SB), RODATA, $8 +DATA ·syscall_check6_trampoline_addr(SB)/8, $syscall_check6_trampoline<>(SB) + +TEXT syscall_check7_trampoline<>(SB),NOSPLIT,$0-0 + JMP syscall_check7(SB) +GLOBL ·syscall_check7_trampoline_addr(SB), RODATA, $8 +DATA ·syscall_check7_trampoline_addr(SB)/8, $syscall_check7_trampoline<>(SB) + +TEXT syscall_check8_trampoline<>(SB),NOSPLIT,$0-0 + JMP syscall_check8(SB) +GLOBL ·syscall_check8_trampoline_addr(SB), RODATA, $8 +DATA ·syscall_check8_trampoline_addr(SB)/8, $syscall_check8_trampoline<>(SB) + +TEXT syscall_check9_trampoline<>(SB),NOSPLIT,$0-0 + JMP syscall_check9(SB) +GLOBL ·syscall_check9_trampoline_addr(SB), RODATA, $8 +DATA ·syscall_check9_trampoline_addr(SB)/8, $syscall_check9_trampoline<>(SB) |