From: Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
Date: Tue, 10 Jul 2001 11:29:25 +0000 (+0000)
Subject: expr.c (expand_expr, [...]): Don't force using bitfield extraction if no direct load... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=10c2a453f15dea9dc69dbd9a373bff3cde0e9799;p=gcc.git

expr.c (expand_expr, [...]): Don't force using bitfield extraction if no direct load if...

	* expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
	extraction if no direct load if either EXPAND_CONST_ADDRESS or
	EXPAND_INITIALIZER.

From-SVN: r43897
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 840fd8306cc..cab7700d839 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,9 @@
 Tue Jul 10 07:27:53 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 
+	* expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
+	extraction if no direct load if either EXPAND_CONST_ADDRESS or
+	EXPAND_INITIALIZER.
+
 	* emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
 	whether can put offset inside LO_SUM to check mode alignment, not size.
 
diff --git a/gcc/expr.c b/gcc/expr.c
index a6712826a33..3786ee9849b 100644
--- a/gcc/expr.c
+++ b/gcc/expr.c
@@ -7137,7 +7137,9 @@ expand_expr (exp, target, tmode, modifier)
 	    || GET_CODE (op0) == REG || GET_CODE (op0) == SUBREG
 	    || (mode1 != BLKmode && ! direct_load[(int) mode1]
 		&& GET_MODE_CLASS (mode) != MODE_COMPLEX_INT
-		&& GET_MODE_CLASS (mode) != MODE_COMPLEX_FLOAT)
+		&& GET_MODE_CLASS (mode) != MODE_COMPLEX_FLOAT
+		&& modifier != EXPAND_CONST_ADDRESS
+		&& modifier != EXPAND_INITIALIZER)
 	    /* If the field isn't aligned enough to fetch as a memref,
 	       fetch it as a bit field.  */
 	    || (mode1 != BLKmode