From: Uros Bizjak <uros@gcc.gnu.org>
Date: Tue, 24 May 2016 15:42:17 +0000 (+0200)
Subject: i386.c (ix86_preferred_reload_class): Use IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4b63ff589443463a8ad12d3ad814867dc1d51fb7;p=gcc.git

i386.c (ix86_preferred_reload_class): Use IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.

	* config/i386/i386.c (ix86_preferred_reload_class): Use
	IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.

From-SVN: r236645
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 45313abff88..0ca7e794ef7 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -124,8 +124,8 @@
 2016-05-24  Kugan Vivekanandarajah  <kuganv@linaro.org>
 
 	PR middle-end/71252
-	* tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert after
-	build_and_add_sum creates new use stmt.
+	* tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
+	after build_and_add_sum creates new use stmt.
 
 2016-05-24  Richard Sandiford  <richard.sandiford@arm.com>
 
@@ -157,7 +157,8 @@
 	(add_to_ops_vec): Add stmt_to_insert.
 	(add_repeat_to_ops_vec): Init stmt_to_insert.
 	(insert_stmt_before_use): New.
-	(transform_add_to_multiply): Remove mult_stmt insertion and add it to ops vector.
+	(transform_add_to_multiply): Remove mult_stmt insertion and add it
+	to ops vector.
 	(get_ops): Init stmt_to_insert.
 	(maybe_optimize_range_tests): Likewise.
 	(rewrite_expr_tree): Insert stmt_to_insert before use stmt.
@@ -190,8 +191,8 @@
 	TARGET_MIX_SSE_I387.  Rewrite using X87_FLOAT_MODE_P and
 	SSE_FLOAT_MODE_P macros.
 	* config/i386/i386.c (ix86_preferred_reload_class): Use
-	IS_STACK_MODE, INTEGER_CLASS_P and FLOAT_CLASS_P macros.  Cleanup
-	regclass processing for CONST_DOUBLE_P.
+	IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
+	Cleanup regclass processing for CONST_DOUBLE_P.
 	(ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
 	(ix86_rtx_costs): Remove redundant TARGET_80387 check
 	with IS_STACK_MODE macro.
@@ -278,9 +279,9 @@
 2016-05-22  Kugan Vivekanandarajah  <kuganv@linaro.org>
 
 	PR middle-end/40921
-        * tree-ssa-reassoc.c (try_special_add_to_ops): New.
-        (linearize_expr_tree): Call try_special_add_to_ops.
-        (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
+	* tree-ssa-reassoc.c (try_special_add_to_ops): New.
+	(linearize_expr_tree): Call try_special_add_to_ops.
+	(reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
 
 2016-05-21  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
 
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index c474bb5c37e..51364f3f50f 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -43334,17 +43334,18 @@ ix86_preferred_reload_class (rtx x, reg_class_t regclass)
      (plus soft-fp const_int).  Which can only be computed into general
      regs.  */
   if (GET_CODE (x) == PLUS)
-    return reg_class_subset_p (regclass, GENERAL_REGS) ? regclass : NO_REGS;
+    return INTEGER_CLASS_P (regclass) ? regclass : NO_REGS;
 
   /* QImode constants are easy to load, but non-constant QImode data
      must go into Q_REGS.  */
   if (GET_MODE (x) == QImode && !CONSTANT_P (x))
     {
-      if (reg_class_subset_p (regclass, Q_REGS))
+      if (Q_CLASS_P (regclass))
 	return regclass;
-      if (reg_class_subset_p (Q_REGS, regclass))
+      else if (reg_class_subset_p (Q_REGS, regclass))
 	return Q_REGS;
-      return NO_REGS;
+      else
+	return NO_REGS;
     }
 
   return regclass;