From: Stefan Schulze Frielinghaus <stefansf@gcc.gnu.org>
Date: Fri, 21 Mar 2025 09:29:19 +0000 (+0100)
Subject: s390: Accept only Pmode for registers AP/FP/RA [PR119235]
X-Git-Tag: releases/gcc-14.3.0~118
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=29004acab5caa46e59f53c8516619a9e996f8c49;p=thirdparty%2Fgcc.git

s390: Accept only Pmode for registers AP/FP/RA [PR119235]

gcc/ChangeLog:

	PR target/119235
	* config/s390/s390.cc (s390_hard_regno_mode_ok): Accept only
	Pmode for registers AP/FP/RA.

(cherry picked from commit 2b383ae2a6e5fc0530bfd8b86ad0e6b27e760bd2)
---

diff --git a/gcc/config/s390/s390.cc b/gcc/config/s390/s390.cc
index 8b383034e03..9f09f0a3e1e 100644
--- a/gcc/config/s390/s390.cc
+++ b/gcc/config/s390/s390.cc
@@ -10949,8 +10949,8 @@ s390_hard_regno_mode_ok (unsigned int regno, machine_mode mode)
 	}
       break;
     case ADDR_REGS:
-      if (FRAME_REGNO_P (regno) && mode == Pmode)
-	return true;
+      if (FRAME_REGNO_P (regno))
+	return mode == Pmode;
 
       /* fallthrough */
     case GENERAL_REGS: