From: Kito Cheng <kito.cheng@gmail.com>
Date: Wed, 4 Apr 2018 12:38:04 +0000 (+0000)
Subject: [NDS32] Restrict mov pattern that has at least one register operand.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b43502719f0727864d5a19fe08a081a334022e42;p=gcc.git

[NDS32] Restrict mov pattern that has at least one register operand.

gcc/
	* config/nds32/nds32-doubleword.md (move_<mode>): Require
	resiter_operand condition.
	* config/nds32/nds32.md (*move<mode>): Ditto.

From-SVN: r259077
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 8f97ac2bc38..bd0c1b12156 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2018-04-04  Kito Cheng  <kito.cheng@gmail.com>
+
+	* config/nds32/nds32-doubleword.md (move_<mode>): Require
+	resiter_operand condition.
+	* config/nds32/nds32.md (*move<mode>): Ditto.
+
 2018-04-04  Kito Cheng  <kito.cheng@gmail.com>
 	    Monk Chiang  <sh.chiang04@gmail.com>
 
diff --git a/gcc/config/nds32/nds32-doubleword.md b/gcc/config/nds32/nds32-doubleword.md
index beefca49c59..0e4b0dc4fb6 100644
--- a/gcc/config/nds32/nds32-doubleword.md
+++ b/gcc/config/nds32/nds32-doubleword.md
@@ -48,7 +48,8 @@
 (define_insn "move_<mode>"
   [(set (match_operand:DIDF 0 "nonimmediate_operand" "=r, r, r, m")
 	(match_operand:DIDF 1 "general_operand"      " r, i, m, r"))]
-  ""
+  "register_operand(operands[0], <MODE>mode)
+   || register_operand(operands[1], <MODE>mode)"
 {
   rtx addr;
   rtx otherops[5];
diff --git a/gcc/config/nds32/nds32.md b/gcc/config/nds32/nds32.md
index 68fe1b3c7f0..afbea8be344 100644
--- a/gcc/config/nds32/nds32.md
+++ b/gcc/config/nds32/nds32.md
@@ -158,7 +158,8 @@
 (define_insn "*mov<mode>"
   [(set (match_operand:QIHISI 0 "nonimmediate_operand" "=r, r, U45, U33, U37, U45, m,   l,   l,   l,   d, r,    d,    r,    r,    r")
 	(match_operand:QIHISI 1 "nds32_move_operand"   " r, r,   l,   l,   l,   d, r, U45, U33, U37, U45, m, Ip05, Is05, Is20, Ihig"))]
-  ""
+  "register_operand(operands[0], <MODE>mode)
+   || register_operand(operands[1], <MODE>mode)"
 {
   switch (which_alternative)
     {