From: hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Wed, 3 Dec 2014 13:16:25 +0000 (+0000)
Subject: Revert r218266
X-Git-Tag: upstream/5.3.0~3529
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4468904c4f4b9b30dfabe7b0af7affdd4becd1d2;p=platform%2Fupstream%2Flinaro-gcc.git

Revert r218266

gcc/

	PR rtl-optimization/64151
	PR rtl-optimization/64156
	* ira-costs.c (scan_one_insn): Revert r218266.

gcc/testsuite/

	PR rtl-optimization/64151
	PR rtl-optimization/64156
	* gcc.target/aarch64/remat1.c: Removed.  Revert r218267.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@218312 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5e3920e..2e9d9c6 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2014-12-03  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR rtl-optimization/64151
+	PR rtl-optimization/64156
+	* ira-costs.c (scan_one_insn): Revert r218266.
+
 2014-12-03  Richard Biener  <rguenther@suse.de>
 
 	* builtins.c (fold_builtin_fpclassify): Change to take
diff --git a/gcc/ira-costs.c b/gcc/ira-costs.c
index 72c00cc..2dabead 100644
--- a/gcc/ira-costs.c
+++ b/gcc/ira-costs.c
@@ -1462,11 +1462,12 @@ scan_one_insn (rtx_insn *insn)
       && ((MEM_P (XEXP (note, 0))
 	   && !side_effects_p (SET_SRC (set)))
 	  || (CONSTANT_P (XEXP (note, 0))
-	      && (! flag_pic || LEGITIMATE_PIC_OPERAND_P (XEXP (note, 0)))
+	      && targetm.legitimate_constant_p (GET_MODE (SET_DEST (set)),
+						XEXP (note, 0))
 	      && REG_N_SETS (REGNO (SET_DEST (set))) == 1))
       && general_operand (SET_SRC (set), GET_MODE (SET_SRC (set))))
     {
-      enum reg_class cl = ALL_REGS;
+      enum reg_class cl = GENERAL_REGS;
       rtx reg = SET_DEST (set);
       int num = COST_INDEX (REGNO (reg));
 
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 61427fc..a4ec974 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2014-12-03  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR rtl-optimization/64151
+	PR rtl-optimization/64156
+	* gcc.target/aarch64/remat1.c: Removed.  Revert r218267.
+
 2014-12-03  Tom de Vries  <tom@codesourcery.com>
 
 	PR rtl-optimization/63957
diff --git a/gcc/testsuite/gcc.target/aarch64/remat1.c b/gcc/testsuite/gcc.target/aarch64/remat1.c
deleted file mode 100644
index 999577e..0000000
--- a/gcc/testsuite/gcc.target/aarch64/remat1.c
+++ /dev/null
@@ -1,20 +0,0 @@
-/* { dg-do compile } */
-/* { dg-options "-O2 -fomit-frame-pointer -fcaller-saves -ffixed-d8 -ffixed-d9 -ffixed-d10 -ffixed-d11 -ffixed-d12 -ffixed-d13 -ffixed-d14 -ffixed-d15" } */
-
-/* Under high register pressure FP immediates should be rematerialized
-   as literal loads rather than being caller-saved to the stack.  */
-
-void
-g (void);
-
-float
-f (float x)
-{
-  x += 3.1f;
-  g ();
-  x *= 3.1f;
-  return x;
-}
-
-/* { dg-final { scan-assembler-times "ldr\ts\[0-9]+, .LC0" 2 } } */
-