From: Maciej W. Rozycki <macro@linux-mips.org>
Date: Tue, 2 Oct 2007 13:54:15 +0000 (+0100)
Subject: [MIPS] pg-r4k.c: Dump the generated code
X-Git-Tag: v2.6.24-rc1~1455^2~17
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=1ac74d528dcfe3dcaa6072289d71fa96569f5e39;p=linux-2.6-omap-h63xx.git

[MIPS] pg-r4k.c: Dump the generated code

Dump the generated code for clear/copy page calls like it is done for TLB
fault handlers.  Useful for debugging.

Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---

diff --git a/arch/mips/mm/pg-r4k.c b/arch/mips/mm/pg-r4k.c
index e47e9e9486b..c0294541d29 100644
--- a/arch/mips/mm/pg-r4k.c
+++ b/arch/mips/mm/pg-r4k.c
@@ -347,6 +347,7 @@ void __init build_clear_page(void)
 {
 	unsigned int loop_start;
 	unsigned long off;
+	int i;
 
 	epc = (unsigned int *) &clear_page_array;
 	instruction_pending = 0;
@@ -434,12 +435,22 @@ dest = label();
 	build_jr_ra();
 
 	BUG_ON(epc > clear_page_array + ARRAY_SIZE(clear_page_array));
+
+	pr_info("Synthesized clear page handler (%u instructions).\n",
+		(unsigned int)(epc - clear_page_array));
+
+	pr_debug("\t.set push\n");
+	pr_debug("\t.set noreorder\n");
+	for (i = 0; i < (epc - clear_page_array); i++)
+		pr_debug("\t.word 0x%08x\n", clear_page_array[i]);
+	pr_debug("\t.set pop\n");
 }
 
 void __init build_copy_page(void)
 {
 	unsigned int loop_start;
 	unsigned long off;
+	int i;
 
 	epc = (unsigned int *) &copy_page_array;
 	store_offset = load_offset = 0;
@@ -515,4 +526,13 @@ dest = label();
 	build_jr_ra();
 
 	BUG_ON(epc > copy_page_array + ARRAY_SIZE(copy_page_array));
+
+	pr_info("Synthesized copy page handler (%u instructions).\n",
+		(unsigned int)(epc - copy_page_array));
+
+	pr_debug("\t.set push\n");
+	pr_debug("\t.set noreorder\n");
+	for (i = 0; i < (epc - copy_page_array); i++)
+		pr_debug("\t.word 0x%08x\n", copy_page_array[i]);
+	pr_debug("\t.set pop\n");
 }