target.def (mode_switching): New hook vector.

2014-05-13  Christian Bruel  <christian.bruel@st.com>

	* target.def (mode_switching): New hook vector.
	(mode_emit, mode_needed, mode_after, mode_entry): New hooks.
	(mode_exit, modepriority_to_mode): Likewise.
	* mode-switching.c (MODE_NEEDED, MODE_AFTER, MODE_ENTRY): Hookify.
	(MODE_EXIT, MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise.
	(default_priority_to_mode): Define.
	* targhooks.h (default_priority_to_mode): Declare.
	* target.h: Include tm.h and hard-reg-set.h.
	* doc/tm.texi.in (EMIT_MODE_SET, MODE_NEEDED, MODE_AFTER, MODE_ENTRY)
	(MODE_EXIT, MODE_PRIORITY_TO_MODE): Delete and hookify.
	* doc/tm.texi Regenerate.
	* config/sh/sh.h (MODE_NEEDED, MODE_AFTER, MODE_ENTRY): Delete
	(MODE_EXIT, MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise.
	* config/sh/sh.c (sh_emit_mode_set, sh_mode_priority): Hookify.
	(sh_mode_needed, sh_mode_after, sh_mode_entry, sh_mode_exit): Likewise.
	* config/i386/i386.h (MODE_NEEDED, MODE_AFTER, MODE_ENTRY): Delete
	(MODE_EXIT, MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise.
	* config/i386/i386-protos.h (ix86_mode_needed, ix86_mode_after)
	(ix86_mode_entrym, ix86_emit_mode_set): Remove external declaration.
	* config/i386/i386.c (ix86_mode_needed, ix86_mode_after, ix86_mode_exit,
	(ix86_mode_entry, ix86_mode_priority, ix86_emit_mode_set): Hookify.
	* config/epiphany/epiphany.h (MODE_NEEDED, MODE_AFTER, MODE_ENTRY):
	Delete
	(MODE_EXIT, MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise.
	* config/sh/sh.h (MODE_NEEDED, MODE_AFTER, MODE_ENTRY): Delete
	(MODE_EXIT, MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise.
	* config/sh/sh.c (sh4_emit_mode_set, sh4_mode_needed): Hookify.
	(sh4_mode_after, sh4_mode_entry, sh4_mode_exit): Likewise.
	* config/epiphany/epiphany-protos.h (epiphany_mode_needed)
	(emit_set_fp_mode, epiphany_mode_entry_exit, epiphany_mode_after)
	(epiphany_mode_priority_to_mode): Remove declaration.
	* config/epiphany/epiphany.c (emit_set_fp_mode): Hookify.
	(epiphany_mode_needed, epiphany_mode_priority_to_mode): Likewise.
	(epiphany_mode_entry, epiphany_mode_exit, epiphany_mode_after):
	Likewise.
	(epiphany_mode_priority_to_mode): Change priority type. Hookify.
	(epiphany_mode_needed, epiphany_mode_entry_exit): Hookify.
	(epiphany_mode_after, epiphany_mode_entry, emit_set_fp_mode): Hookify.

From-SVN: r210354

4 files changed, 30 insertions, 19 deletions

diff --git a/gcc/config/epiphany/epiphany-protos.h b/gcc/config/epiphany/epiphany-protos.h
index 9121e0c3c97..bfa48021443 100644
--- a/gcc/config/epiphany/epiphany-protos.h
+++ b/gcc/config/epiphany/epiphany-protos.h
@@ -45,9 +45,7 @@ extern void emit_set_fp_mode (int entity, int mode, HARD_REG_SET regs_live);
 extern void epiphany_insert_mode_switch_use (rtx insn, int, int);
 extern void epiphany_expand_set_fp_mode (rtx *operands);
 extern int epiphany_mode_needed (int entity, rtx insn);
-extern int epiphany_mode_entry_exit (int entity, bool);
 extern int epiphany_mode_after (int entity, int last_mode, rtx insn);
-extern int epiphany_mode_priority_to_mode (int entity, unsigned priority);
 extern bool epiphany_epilogue_uses (int regno);
 extern bool epiphany_optimize_mode_switching (int entity);
 extern bool epiphany_is_interrupt_p (tree);
diff --git a/gcc/config/epiphany/epiphany.c b/gcc/config/epiphany/epiphany.c
index ebe6f05302d..7ee5d0a8019 100644
--- a/gcc/config/epiphany/epiphany.c
+++ b/gcc/config/epiphany/epiphany.c
@@ -152,6 +152,20 @@ static rtx frame_insn (rtx);
 /* We further restrict the minimum to be a multiple of eight.  */
 #define TARGET_MIN_ANCHOR_OFFSET (optimize_size ? 0 : -2040)
 
+/* Mode switching hooks.  */
+
+#define TARGET_MODE_EMIT emit_set_fp_mode
+
+#define TARGET_MODE_NEEDED epiphany_mode_needed
+
+#define TARGET_MODE_PRIORITY epiphany_mode_priority
+
+#define TARGET_MODE_ENTRY epiphany_mode_entry
+
+#define TARGET_MODE_EXIT epiphany_mode_exit
+
+#define TARGET_MODE_AFTER epiphany_mode_after
+
 #include "target-def.h"
 
 #undef TARGET_ASM_ALIGNED_HI_OP
@@ -2319,8 +2333,8 @@ epiphany_optimize_mode_switching (int entity)
   gcc_unreachable ();
 }
 
-int
-epiphany_mode_priority_to_mode (int entity, unsigned priority)
+static int
+epiphany_mode_priority (int entity, int priority)
 {
   if (entity == EPIPHANY_MSW_ENTITY_AND || entity == EPIPHANY_MSW_ENTITY_OR
       || entity== EPIPHANY_MSW_ENTITY_CONFIG)
@@ -2428,7 +2442,7 @@ epiphany_mode_needed (int entity, rtx insn)
   }
 }
 
-int
+static int
 epiphany_mode_entry_exit (int entity, bool exit)
 {
   int normal_mode = epiphany_normal_fp_mode ;
@@ -2515,6 +2529,18 @@ epiphany_mode_after (int entity, int last_mode, rtx insn)
   return last_mode;
 }
 
+static int
+epiphany_mode_entry (int entity)
+{
+  return epiphany_mode_entry_exit (entity, false);
+}
+
+static int
+epiphany_mode_exit (int entity)
+{
+  return epiphany_mode_entry_exit (entity, true);
+}
+
 void
 emit_set_fp_mode (int entity, int mode, HARD_REG_SET regs_live ATTRIBUTE_UNUSED)
 {
diff --git a/gcc/config/epiphany/epiphany.h b/gcc/config/epiphany/epiphany.h
index 1ca92e07b9e..f64652e4895 100644
--- a/gcc/config/epiphany/epiphany.h
+++ b/gcc/config/epiphany/epiphany.h
@@ -899,19 +899,6 @@ enum epiphany_function_type
   { 2, 2, 2, \
     FP_MODE_NONE, FP_MODE_NONE, FP_MODE_NONE, FP_MODE_NONE, FP_MODE_NONE }
 
-#define MODE_NEEDED(ENTITY, INSN) epiphany_mode_needed((ENTITY), (INSN))
-
-#define MODE_PRIORITY_TO_MODE(ENTITY, N) \
-  (epiphany_mode_priority_to_mode ((ENTITY), (N)))
-
-#define EMIT_MODE_SET(ENTITY, MODE, HARD_REGS_LIVE) \
-  emit_set_fp_mode ((ENTITY), (MODE), (HARD_REGS_LIVE))
-
-#define MODE_ENTRY(ENTITY) (epiphany_mode_entry_exit ((ENTITY), false))
-#define MODE_EXIT(ENTITY) (epiphany_mode_entry_exit ((ENTITY), true))
-#define MODE_AFTER(ENTITY, LAST_MODE, INSN) \
-  (epiphany_mode_after ((ENTITY), (LAST_MODE), (INSN)))
-
 #define TARGET_INSERT_MODE_SWITCH_USE epiphany_insert_mode_switch_use
 
 /* Mode switching entities.  */
diff --git a/gcc/config/epiphany/mode-switch-use.c b/gcc/config/epiphany/mode-switch-use.c
index 9617041a310..cc80d103c55 100644
--- a/gcc/config/epiphany/mode-switch-use.c
+++ b/gcc/config/epiphany/mode-switch-use.c
@@ -58,7 +58,7 @@ insert_uses (void)
 	{
 	  if (!INSN_P (insn))
 	    continue;
-	  mode = MODE_NEEDED (e, insn);
+	  mode = epiphany_mode_needed (e, insn);
 	  if (mode == no_mode)
 	    continue;
 	  if (target_insert_mode_switch_use)