From: Szabolcs Nagy <nsz@port70.net>
Date: Tue, 14 Apr 2015 22:21:48 +0000 (+0000)
Subject: add PR_*_FP_MODE prctl options
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=02e5d564217cf2c92418f1cb5304754cfc9d57ff;p=musl

add PR_*_FP_MODE prctl options

new in linux v4.0, commit 9791554b45a2acc28247f66a5fd5bbc212a6b8c8
used to work around a floating-point abi issue on mips
---

diff --git a/include/sys/prctl.h b/include/sys/prctl.h
index 4129a70c..ec92053d 100644
--- a/include/sys/prctl.h
+++ b/include/sys/prctl.h
@@ -119,6 +119,11 @@ struct prctl_mm_map {
 #define PR_MPX_ENABLE_MANAGEMENT  43
 #define PR_MPX_DISABLE_MANAGEMENT 44
 
+#define PR_SET_FP_MODE          45
+#define PR_GET_FP_MODE          46
+#define PR_FP_MODE_FR (1 << 0)
+#define PR_FP_MODE_FRE (1 << 1)
+
 int prctl (int, ...);
 
 #ifdef __cplusplus