From: Jim Wilson <jimw@sifive.com>
Date: Sat, 7 Jul 2018 15:59:27 +0000 (+0000)
Subject: RISC-V: Finish Ada port.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=11fcb8f2a69bfdeeafc4b0594b71b85d4e285242;p=gcc.git

RISC-V: Finish Ada port.

	gcc/
	* config/riscv/riscv.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): New.

From-SVN: r262501
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 350ebf518c5..8966da1051b 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2018-07-07  Jim Wilson  <jimw@sifive.com>
+
+	* config/riscv/riscv.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): New.
+
 2018-07-07  Tom de Vries  <tdevries@suse.de>
 
 	* tree-dfa.c (dump_enumerated_decls): Handle cfun->cfg == NULL.
diff --git a/gcc/config/riscv/riscv.c b/gcc/config/riscv/riscv.c
index d87836f53f8..218f4de7d41 100644
--- a/gcc/config/riscv/riscv.c
+++ b/gcc/config/riscv/riscv.c
@@ -4786,6 +4786,10 @@ riscv_constant_alignment (const_tree exp, HOST_WIDE_INT align)
 #undef TARGET_WARN_FUNC_RETURN
 #define TARGET_WARN_FUNC_RETURN riscv_warn_func_return
 
+/* The low bit is ignored by jump instructions so is safe to use.  */
+#undef TARGET_CUSTOM_FUNCTION_DESCRIPTORS
+#define TARGET_CUSTOM_FUNCTION_DESCRIPTORS 1
+
 struct gcc_target targetm = TARGET_INITIALIZER;
 
 #include "gt-riscv.h"