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Date:      Wed, 25 May 2016 14:08:21 +0000 (UTC)
From:      Ruslan Bukin <br@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r300680 - in head: contrib/netbsd-tests/lib/libc/gen contrib/netbsd-tests/lib/libc/sys lib/libc/riscv lib/libc/riscv/sys
Message-ID:  <201605251408.u4PE8LXq046170@repo.freebsd.org>

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Author: br
Date: Wed May 25 14:08:21 2016
New Revision: 300680
URL: https://svnweb.freebsd.org/changeset/base/300680

Log:
  Remove legacy brk and sbrk from RISC-V.
  
  Discussed with:	andrew
  Sponsored by:	DARPA, AFRL
  Sponsored by:	HEIF5

Deleted:
  head/lib/libc/riscv/sys/brk.S
  head/lib/libc/riscv/sys/sbrk.S
Modified:
  head/contrib/netbsd-tests/lib/libc/gen/t_dir.c
  head/contrib/netbsd-tests/lib/libc/sys/t_mlock.c
  head/lib/libc/riscv/Symbol.map
  head/lib/libc/riscv/sys/Makefile.inc

Modified: head/contrib/netbsd-tests/lib/libc/gen/t_dir.c
==============================================================================
--- head/contrib/netbsd-tests/lib/libc/gen/t_dir.c	Wed May 25 13:48:26 2016	(r300679)
+++ head/contrib/netbsd-tests/lib/libc/gen/t_dir.c	Wed May 25 14:08:21 2016	(r300680)
@@ -111,7 +111,8 @@ ATF_TC_BODY(seekdir_basic, tc)
 	closedir(dp);
 }
 
-#ifndef __aarch64__ /* There is no sbrk on AArch64 */
+/* There is no sbrk on AArch64 and RISC-V */
+#if !defined(__aarch64__) && !defined(__riscv__)
 ATF_TC(telldir_leak);
 ATF_TC_HEAD(telldir_leak, tc)
 {
@@ -161,7 +162,7 @@ ATF_TP_ADD_TCS(tp)
 {
 
 	ATF_TP_ADD_TC(tp, seekdir_basic);
-#ifndef __aarch64__
+#if !defined(__aarch64__) && !defined(__riscv__)
 	ATF_TP_ADD_TC(tp, telldir_leak);
 #endif
 

Modified: head/contrib/netbsd-tests/lib/libc/sys/t_mlock.c
==============================================================================
--- head/contrib/netbsd-tests/lib/libc/sys/t_mlock.c	Wed May 25 13:48:26 2016	(r300679)
+++ head/contrib/netbsd-tests/lib/libc/sys/t_mlock.c	Wed May 25 14:08:21 2016	(r300680)
@@ -176,7 +176,7 @@ ATF_TC_BODY(mlock_err, tc)
 	unsigned long vmin = 0;
 	size_t len = sizeof(vmin);
 #endif
-#ifndef __aarch64__
+#if !defined(__aarch64__) && !defined(__riscv__)
 	void *invalid_ptr;
 #endif
 	int null_errno = ENOMEM;	/* error expected for NULL */
@@ -214,7 +214,8 @@ ATF_TC_BODY(mlock_err, tc)
 	errno = 0;
 	ATF_REQUIRE_ERRNO(EINVAL, munlock((char *)-1, page) == -1);
 
-#ifndef __aarch64__ /* There is no sbrk on AArch64 */
+/* There is no sbrk on AArch64 and RISC-V */
+#if !defined(__aarch64__) && !defined(__riscv__)
 	/*
 	 * Try to create a pointer to an unmapped page - first after current
 	 * brk will likely do.

Modified: head/lib/libc/riscv/Symbol.map
==============================================================================
--- head/lib/libc/riscv/Symbol.map	Wed May 25 13:48:26 2016	(r300679)
+++ head/lib/libc/riscv/Symbol.map	Wed May 25 14:08:21 2016	(r300680)
@@ -28,8 +28,6 @@ FBSD_1.0 {
 	ntohl;
 	ntohs;
 	vfork;
-	brk;
-	sbrk;
 	makecontext;
 };
 

Modified: head/lib/libc/riscv/sys/Makefile.inc
==============================================================================
--- head/lib/libc/riscv/sys/Makefile.inc	Wed May 25 13:48:26 2016	(r300679)
+++ head/lib/libc/riscv/sys/Makefile.inc	Wed May 25 14:08:21 2016	(r300680)
@@ -3,10 +3,8 @@
 SRCS+=	trivial-vdso_tc.c
 
 #MDASM= ptrace.S
-MDASM=	brk.S \
-	cerror.S \
+MDASM=	cerror.S \
 	pipe.S \
-	sbrk.S \
 	shmat.S \
 	sigreturn.S \
 	syscall.S \



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