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| author | Katie Hockman <katie@golang.org> | 2020-12-14 10:03:05 -0500 |
|---|---|---|
| committer | Katie Hockman <katie@golang.org> | 2020-12-14 10:06:13 -0500 |
| commit | 0345ede87ee12698988973884cfc0fd3d499dffd (patch) | |
| tree | 7123cff141ee5661208d2f5f437b8f5252ac7f6a /src/runtime/sys_netbsd_arm64.s | |
| parent | 4651d6b267818b0e0d128a5443289717c4bb8cbc (diff) | |
| parent | 0a02371b0576964e81c3b40d328db9a3ef3b031b (diff) | |
| download | go-0345ede87ee12698988973884cfc0fd3d499dffd.tar.xz | |
[dev.fuzz] all: merge master into dev.fuzz
Change-Id: I5d8c8329ccc9d747bd81ade6b1cb7cb8ae2e94b2
Diffstat (limited to 'src/runtime/sys_netbsd_arm64.s')
| -rw-r--r-- | src/runtime/sys_netbsd_arm64.s | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/src/runtime/sys_netbsd_arm64.s b/src/runtime/sys_netbsd_arm64.s index e70be0fa74..4d9b05478f 100644 --- a/src/runtime/sys_netbsd_arm64.s +++ b/src/runtime/sys_netbsd_arm64.s @@ -152,28 +152,23 @@ ok: // func pipe() (r, w int32, errno int32) TEXT runtime·pipe(SB),NOSPLIT|NOFRAME,$0-12 - MOVW $0, R0 + ADD $8, RSP, R0 + MOVW $0, R1 SVC $SYS_pipe2 BCC pipeok - MOVW $-1,R1 - MOVW R1, r+0(FP) - MOVW R1, w+4(FP) NEG R0, R0 - MOVW R0, errno+8(FP) - RET pipeok: - MOVW R0, r+0(FP) - MOVW R1, w+4(FP) - MOVW ZR, errno+8(FP) + MOVW R0, errno+8(FP) RET // func pipe2(flags int32) (r, w int32, errno int32) TEXT runtime·pipe2(SB),NOSPLIT|NOFRAME,$0-20 - ADD $8, RSP, R0 + ADD $16, RSP, R0 MOVW flags+0(FP), R1 SVC $SYS_pipe2 - BCC 2(PC) + BCC pipe2ok NEG R0, R0 +pipe2ok: MOVW R0, errno+16(FP) RET @@ -319,6 +314,12 @@ TEXT runtime·sigtramp(SB),NOSPLIT,$192 MOVD R26, 8*11(RSP) MOVD R27, 8*12(RSP) MOVD g, 8*13(RSP) + // Unclobber g for now (kernel uses it as ucontext ptr) + // See https://github.com/golang/go/issues/30824#issuecomment-492772426 + // This is only correct in the non-cgo case. + // XXX should use lwp_getprivate as suggested. + // 8*36 is ucontext.uc_mcontext.__gregs[_REG_X28] + MOVD 8*36(g), g MOVD R29, 8*14(RSP) FMOVD F8, 8*15(RSP) FMOVD F9, 8*16(RSP) |