diff options
author | Shenghou Ma <minux.ma@gmail.com> | 2014-03-06 00:57:23 -0500 |
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committer | Shenghou Ma <minux.ma@gmail.com> | 2014-03-06 00:57:23 -0500 |
commit | ede13192335643aabd59ebdc0b9864e2077daea7 (patch) | |
tree | 4592b2d9e71648468343c81f44aadebfaa1a7a8b | |
parent | aede4ad8205ab1ad6867342194bcaa3f7ce767c2 (diff) | |
download | go-ede13192335643aabd59ebdc0b9864e2077daea7.tar.gz |
cmd/dist: enable GOARM>5 on NetBSD/ARM.
Tested GOARM=6 on Raspberry Pi, and I found only a few tests that
use sub-normal numbers fails. I have a patch to NetBSD kernel pending
that fixes this issue (NetBSD kernel doesn't allow us to disable the
Flush-to-Zero feature).
LGTM=jsing
R=golang-codereviews, jsing
CC=golang-codereviews
https://codereview.appspot.com/70730043
-rw-r--r-- | src/cmd/dist/arm.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/src/cmd/dist/arm.c b/src/cmd/dist/arm.c index dafc5c1c2..52a621c5d 100644 --- a/src/cmd/dist/arm.c +++ b/src/cmd/dist/arm.c @@ -17,16 +17,8 @@ static void useVFPv1(void); char * xgetgoarm(void) { -#if defined(__NetBSD__) || defined(__FreeBSD__) - // NetBSD has buggy support for VFPv2 (incorrect inexact, - // denormial, and NaN handling). When GOARM=6, some of our - // math tests fails on Raspberry Pi. - // Thus we return "5" here for safety, the user is free - // to override. - // Note: using GOARM=6 with cgo can trigger a kernel assertion - // failure and crash NetBSD/evbarm kernel. - // FreeBSD also have broken VFP support, so disable VFP also - // on FreeBSD. +#if defined(__FreeBSD__) + // FreeBSD has broken VFP support return "5"; #endif if(xtryexecfunc(useVFPv3)) |