[PATCH] Convert sparc over to TARGET_SECONDARY_RELOAD.

[PATCH] Convert sparc over to TARGET_SECONDARY_RELOAD.

[David Miller]

Committed to trunk.

gcc/

	* config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS,
	SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
	* config/sparc/sparc.c (TARGET_SECONDARY_RELOAD): Redefine.
	(sparc_secondary_reload): New function.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@180323 138bc75d-0d04-0410-961f-82ee72b054a4
---
 gcc/ChangeLog            |    7 ++++++
 gcc/config/sparc/sparc.c |   46 ++++++++++++++++++++++++++++++++++++++++++++
 gcc/config/sparc/sparc.h |   48 ----------------------------------------------
 3 files changed, 53 insertions(+), 48 deletions(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 406667a..74b3d01 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2011-10-22  David S. Miller  <davem@davemloft.net>
+
+	* config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS,
+	SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
+	* config/sparc/sparc.c (TARGET_SECONDARY_RELOAD): Redefine.
+	(sparc_secondary_reload): New function.
+
 2011-10-21  Paul Brook  <paul@codesourcery.com>
 
 	* config/c6x/c6x.c (c6x_asm_emit_except_personality,
diff --git a/gcc/config/sparc/sparc.c b/gcc/config/sparc/sparc.c
index a6809dd..5dbb914 100644
--- a/gcc/config/sparc/sparc.c
+++ b/gcc/config/sparc/sparc.c
@@ -500,6 +500,8 @@ static reg_class_t sparc_preferred_reload_class (rtx x, reg_class_t rclass);
 static bool sparc_print_operand_punct_valid_p (unsigned char);
 static void sparc_print_operand (FILE *, rtx, int);
 static void sparc_print_operand_address (FILE *, rtx);
+static reg_class_t sparc_secondary_reload (bool, rtx, reg_class_t,
+					   enum machine_mode, secondary_reload_info *);
 \f
 #ifdef SUBTARGET_ATTRIBUTE_TABLE
 /* Table of valid machine attributes.  */
@@ -674,6 +676,9 @@ char sparc_hard_reg_printed[8];
 #undef  TARGET_PREFERRED_RELOAD_CLASS
 #define TARGET_PREFERRED_RELOAD_CLASS sparc_preferred_reload_class
 
+#undef TARGET_SECONDARY_RELOAD
+#define TARGET_SECONDARY_RELOAD sparc_secondary_reload
+
 #undef TARGET_CONDITIONAL_REGISTER_USAGE
 #define TARGET_CONDITIONAL_REGISTER_USAGE sparc_conditional_register_usage
 
@@ -11200,4 +11205,45 @@ sparc_expand_vector_init (rtx target, rtx vals)
   emit_move_insn (target, mem);
 }
 
+static reg_class_t
+sparc_secondary_reload (bool in_p, rtx x, reg_class_t rclass_i,
+			enum machine_mode mode, secondary_reload_info *sri)
+{
+  enum reg_class rclass = (enum reg_class) rclass_i;
+
+  /* We need a temporary when loading/storing a HImode/QImode value
+     between memory and the FPU registers.  This can happen when combine puts
+     a paradoxical subreg in a float/fix conversion insn.  */
+  if (FP_REG_CLASS_P (rclass)
+      && (mode == HImode || mode == QImode)
+      && (GET_CODE (x) == MEM
+	  || ((GET_CODE (x) == REG || GET_CODE (x) == SUBREG)
+	      && true_regnum (x) == -1)))
+    return GENERAL_REGS;
+
+  /* On 32-bit we need a temporary when loading/storing a DFmode value
+     between unaligned memory and the upper FPU registers.  */
+  if (TARGET_ARCH32
+      && rclass == EXTRA_FP_REGS
+      && mode == DFmode
+      && GET_CODE (x) == MEM
+      && ! mem_min_alignment (x, 8))
+    return FP_REGS;
+
+  if (((TARGET_CM_MEDANY
+	&& symbolic_operand (x, mode))
+       || (TARGET_CM_EMBMEDANY
+	   && text_segment_operand (x, mode)))
+      && ! flag_pic)
+    {
+      if (in_p)
+	sri->icode = direct_optab_handler (reload_in_optab, mode);
+      else
+	sri->icode = direct_optab_handler (reload_out_optab, mode);
+      return NO_REGS;
+    }
+
+  return NO_REGS;
+}
+
 #include "gt-sparc.h"
diff --git a/gcc/config/sparc/sparc.h b/gcc/config/sparc/sparc.h
index e0db816..9b7835e 100644
--- a/gcc/config/sparc/sparc.h
+++ b/gcc/config/sparc/sparc.h
@@ -1112,54 +1112,6 @@ extern char leaf_reg_remap[];
 #define SPARC_SETHI32_P(X) \
   (SPARC_SETHI_P ((unsigned HOST_WIDE_INT) (X) & GET_MODE_MASK (SImode)))
 
-/* Return the register class of a scratch register needed to load IN into
-   a register of class CLASS in MODE.
-
-   We need a temporary when loading/storing a HImode/QImode value
-   between memory and the FPU registers.  This can happen when combine puts
-   a paradoxical subreg in a float/fix conversion insn.
-
-   We need a temporary when loading/storing a DFmode value between
-   unaligned memory and the upper FPU registers.  */
-
-#define SECONDARY_INPUT_RELOAD_CLASS(CLASS, MODE, IN)		\
-  ((FP_REG_CLASS_P (CLASS)					\
-    && ((MODE) == HImode || (MODE) == QImode)			\
-    && (GET_CODE (IN) == MEM					\
-        || ((GET_CODE (IN) == REG || GET_CODE (IN) == SUBREG)	\
-            && true_regnum (IN) == -1)))			\
-   ? GENERAL_REGS						\
-   : ((CLASS) == EXTRA_FP_REGS && (MODE) == DFmode		\
-      && GET_CODE (IN) == MEM && TARGET_ARCH32			\
-      && ! mem_min_alignment ((IN), 8))				\
-     ? FP_REGS							\
-     : (((TARGET_CM_MEDANY					\
-	  && symbolic_operand ((IN), (MODE)))			\
-	 || (TARGET_CM_EMBMEDANY				\
-	     && text_segment_operand ((IN), (MODE))))		\
-	&& !flag_pic)						\
-       ? GENERAL_REGS						\
-       : NO_REGS)
-
-#define SECONDARY_OUTPUT_RELOAD_CLASS(CLASS, MODE, IN)		\
-  ((FP_REG_CLASS_P (CLASS)					\
-     && ((MODE) == HImode || (MODE) == QImode)			\
-     && (GET_CODE (IN) == MEM					\
-         || ((GET_CODE (IN) == REG || GET_CODE (IN) == SUBREG)	\
-             && true_regnum (IN) == -1)))			\
-   ? GENERAL_REGS						\
-   : ((CLASS) == EXTRA_FP_REGS && (MODE) == DFmode		\
-      && GET_CODE (IN) == MEM && TARGET_ARCH32			\
-      && ! mem_min_alignment ((IN), 8))				\
-     ? FP_REGS							\
-     : (((TARGET_CM_MEDANY					\
-	  && symbolic_operand ((IN), (MODE)))			\
-	 || (TARGET_CM_EMBMEDANY				\
-	     && text_segment_operand ((IN), (MODE))))		\
-	&& !flag_pic)						\
-       ? GENERAL_REGS						\
-       : NO_REGS)
-
 /* On SPARC it is not possible to directly move data between
    GENERAL_REGS and FP_REGS.  */
 #define SECONDARY_MEMORY_NEEDED(CLASS1, CLASS2, MODE) \
-- 
1.7.6.401.g6a319