From: Roger Sayle <roger@nextmovesoftware.com>
Date: Fri, 17 Jul 2020 13:06:45 +0000 (+0100)
Subject: middle-end: Prefer TRULY_NOOP_TRUNCATION_MODES_P over raw target hook.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=c08ff9f81914c6028c586e5ecdec3736cd9a4fec;p=gcc.git

middle-end: Prefer TRULY_NOOP_TRUNCATION_MODES_P over raw target hook.

2020-07-16  Roger Sayle  <roger@nextmovesoftware.com>

gcc/ChangeLog
	* function.c (assign_parm_setup_block): Use the macro
	TRULY_NOOP_TRUNCATION_MODES_P instead of calling
	targetm.truly_noop_truncation directly.
---

diff --git a/gcc/function.c b/gcc/function.c
index 9eee9b59bfd..cdfcc4b6b86 100644
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -3013,8 +3013,8 @@ assign_parm_setup_block (struct assign_parm_data_all *all,
 		 to the value directly in mode MODE, otherwise we must
 		 start with the register in word_mode and explicitly
 		 convert it.  */
-	      if (targetm.truly_noop_truncation (size * BITS_PER_UNIT,
-						 BITS_PER_WORD))
+	      if (mode == word_mode
+		  || TRULY_NOOP_TRUNCATION_MODES_P (mode, word_mode))
 		reg = gen_rtx_REG (mode, REGNO (entry_parm));
 	      else
 		{