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[PATCH 5/6] tlbex.c: cleanup debug code

from [Franck Bui-Huu] [Permanent Link][Original]
To: unlisted-recipients:; (no To-header on input)
Subject: [PATCH 5/6] tlbex.c: cleanup debug code
From: Franck Bui-Huu <fbuihuu@gmail.com>
Date: Tue, 09 Oct 2007 22:38:23 +0200
Cc: Ralf Baechle <ralf@linux-mips.org>, Thiemo Seufer <ths@networkno.de>, "Maciej W. Rozycki" <macro@linux-mips.org>, linux-mips@linux-mips.org
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References: <Pine.LNX.4.64N.0710021447470.32726@blysk.ds.pg.gda.pl> <20071002141125.GC16772@networkno.de> <20071002154918.GA11312@linux-mips.org> <47038874.9050704@gmail.com> <20071003131158.GL16772@networkno.de> <4703F155.4000301@gmail.com> <20071003201800.GP16772@networkno.de> <47049734.6050802@gmail.com> <20071004121557.GA28928@linux-mips.org> <4705004C.5000705@gmail.com> <20071005115151.GA16145@linux-mips.org> <470BE58A.9070709@gmail.com>
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Signed-off-by: Franck Bui-Huu <fbuihuu@gmail.com>
---
 arch/mips/mm/tlbex.c |   83 +++++++++++++++----------------------------------
 1 files changed, 26 insertions(+), 57 deletions(-)

diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index 6991b89..e725072 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -714,6 +714,22 @@ il_bgez(u32 **p, struct reloc **r, unsigned int reg, enum 
label_id l)
        i_bgez(p, reg, 0);
 }
 
+/*
+ * For debug purposes.
+ */
+static inline void dump_handler(const u32 *handler, int count)
+{
+       int i;
+
+       pr_debug("\t.set push\n");
+       pr_debug("\t.set noreorder\n");
+
+       for (i = 0; i < count; i++)
+               pr_debug("\t%p\t.word 0x%08x\n", &handler[i], handler[i]);
+
+       pr_debug("\t.set pop\n");
+}
+
 /* The only general purpose registers allowed in TLB handlers. */
 #define K0             26
 #define K1             27
@@ -749,7 +765,6 @@ static void __init build_r3000_tlb_refill_handler(void)
 {
        u32 tlb_handler[64], *p = tlb_handler;
        long pgdc = (long)pgd_current;
-       int i;
 
        memset(tlb_handler, 0, sizeof(tlb_handler));
 
@@ -777,13 +792,9 @@ static void __init build_r3000_tlb_refill_handler(void)
        pr_info("Synthesized TLB refill handler (%u instructions).\n",
                (unsigned int)(p - tlb_handler));
 
-       pr_debug("\t.set push\n");
-       pr_debug("\t.set noreorder\n");
-       for (i = 0; i < (p - tlb_handler); i++)
-               pr_debug("\t.word 0x%08x\n", tlb_handler[i]);
-       pr_debug("\t.set pop\n");
-
        memcpy((void *)ebase, tlb_handler, 32);
+
+       dump_handler((u32 *)ebase, 32);
 }
 
 /*
@@ -1255,7 +1266,6 @@ static void __init build_r4000_tlb_refill_handler(void)
        struct label labels[128], *l = labels;
        struct reloc relocs[128], *r = relocs;
        unsigned int final_len;
-       int i;
 
        memset(tlb_handler, 0, sizeof(tlb_handler));
        memset(labels, 0, sizeof(labels));
@@ -1357,20 +1367,9 @@ static void __init build_r4000_tlb_refill_handler(void)
        pr_info("Synthesized TLB refill handler (%u instructions).\n",
                final_len);
 
-       f = final_handler;
-#if defined(CONFIG_64BIT) && !defined(CONFIG_CPU_LOONGSON2)
-       if (final_len > 32)
-               final_len = 64;
-       else
-               f = final_handler + 32;
-#endif /* CONFIG_64BIT */
-       pr_debug("\t.set push\n");
-       pr_debug("\t.set noreorder\n");
-       for (i = 0; i < final_len; i++)
-               pr_debug("\t.word 0x%08x\n", f[i]);
-       pr_debug("\t.set pop\n");
-
        memcpy((void *)ebase, final_handler, 64);
+
+       dump_handler((u32 *)ebase, 64);
 }
 
 /*
@@ -1601,7 +1600,6 @@ static void __init build_r3000_tlb_load_handler(void)
        u32 *p = handle_tlbl;
        struct label labels[FASTPATH_SIZE], *l = labels;
        struct reloc relocs[FASTPATH_SIZE], *r = relocs;
-       int i;
 
        memset(handle_tlbl, 0, sizeof(handle_tlbl));
        memset(labels, 0, sizeof(labels));
@@ -1624,11 +1622,7 @@ static void __init build_r3000_tlb_load_handler(void)
        pr_info("Synthesized TLB load handler fastpath (%u instructions).\n",
                (unsigned int)(p - handle_tlbl));
 
-       pr_debug("\t.set push\n");
-       pr_debug("\t.set noreorder\n");
-       for (i = 0; i < (p - handle_tlbl); i++)
-               pr_debug("\t.word 0x%08x\n", handle_tlbl[i]);
-       pr_debug("\t.set pop\n");
+       dump_handler(handle_tlbl, ARRAY_SIZE(handle_tlbl));
 }
 
 static void __init build_r3000_tlb_store_handler(void)
@@ -1636,7 +1630,6 @@ static void __init build_r3000_tlb_store_handler(void)
        u32 *p = handle_tlbs;
        struct label labels[FASTPATH_SIZE], *l = labels;
        struct reloc relocs[FASTPATH_SIZE], *r = relocs;
-       int i;
 
        memset(handle_tlbs, 0, sizeof(handle_tlbs));
        memset(labels, 0, sizeof(labels));
@@ -1659,11 +1652,7 @@ static void __init build_r3000_tlb_store_handler(void)
        pr_info("Synthesized TLB store handler fastpath (%u instructions).\n",
                (unsigned int)(p - handle_tlbs));
 
-       pr_debug("\t.set push\n");
-       pr_debug("\t.set noreorder\n");
-       for (i = 0; i < (p - handle_tlbs); i++)
-               pr_debug("\t.word 0x%08x\n", handle_tlbs[i]);
-       pr_debug("\t.set pop\n");
+       dump_handler(handle_tlbs, ARRAY_SIZE(handle_tlbs));
 }
 
 static void __init build_r3000_tlb_modify_handler(void)
@@ -1671,7 +1660,6 @@ static void __init build_r3000_tlb_modify_handler(void)
        u32 *p = handle_tlbm;
        struct label labels[FASTPATH_SIZE], *l = labels;
        struct reloc relocs[FASTPATH_SIZE], *r = relocs;
-       int i;
 
        memset(handle_tlbm, 0, sizeof(handle_tlbm));
        memset(labels, 0, sizeof(labels));
@@ -1694,11 +1682,7 @@ static void __init build_r3000_tlb_modify_handler(void)
        pr_info("Synthesized TLB modify handler fastpath (%u instructions).\n",
                (unsigned int)(p - handle_tlbm));
 
-       pr_debug("\t.set push\n");
-       pr_debug("\t.set noreorder\n");
-       for (i = 0; i < (p - handle_tlbm); i++)
-               pr_debug("\t.word 0x%08x\n", handle_tlbm[i]);
-       pr_debug("\t.set pop\n");
+       dump_handler(handle_tlbm, ARRAY_SIZE(handle_tlbm));
 }
 
 /*
@@ -1751,7 +1735,6 @@ static void __init build_r4000_tlb_load_handler(void)
        u32 *p = handle_tlbl;
        struct label labels[FASTPATH_SIZE], *l = labels;
        struct reloc relocs[FASTPATH_SIZE], *r = relocs;
-       int i;
 
        memset(handle_tlbl, 0, sizeof(handle_tlbl));
        memset(labels, 0, sizeof(labels));
@@ -1784,11 +1767,7 @@ static void __init build_r4000_tlb_load_handler(void)
        pr_info("Synthesized TLB load handler fastpath (%u instructions).\n",
                (unsigned int)(p - handle_tlbl));
 
-       pr_debug("\t.set push\n");
-       pr_debug("\t.set noreorder\n");
-       for (i = 0; i < (p - handle_tlbl); i++)
-               pr_debug("\t.word 0x%08x\n", handle_tlbl[i]);
-       pr_debug("\t.set pop\n");
+       dump_handler(handle_tlbl, ARRAY_SIZE(handle_tlbl));
 }
 
 static void __init build_r4000_tlb_store_handler(void)
@@ -1796,7 +1775,6 @@ static void __init build_r4000_tlb_store_handler(void)
        u32 *p = handle_tlbs;
        struct label labels[FASTPATH_SIZE], *l = labels;
        struct reloc relocs[FASTPATH_SIZE], *r = relocs;
-       int i;
 
        memset(handle_tlbs, 0, sizeof(handle_tlbs));
        memset(labels, 0, sizeof(labels));
@@ -1820,11 +1798,7 @@ static void __init build_r4000_tlb_store_handler(void)
        pr_info("Synthesized TLB store handler fastpath (%u instructions).\n",
                (unsigned int)(p - handle_tlbs));
 
-       pr_debug("\t.set push\n");
-       pr_debug("\t.set noreorder\n");
-       for (i = 0; i < (p - handle_tlbs); i++)
-               pr_debug("\t.word 0x%08x\n", handle_tlbs[i]);
-       pr_debug("\t.set pop\n");
+       dump_handler(handle_tlbs, ARRAY_SIZE(handle_tlbs));
 }
 
 static void __init build_r4000_tlb_modify_handler(void)
@@ -1832,7 +1806,6 @@ static void __init build_r4000_tlb_modify_handler(void)
        u32 *p = handle_tlbm;
        struct label labels[FASTPATH_SIZE], *l = labels;
        struct reloc relocs[FASTPATH_SIZE], *r = relocs;
-       int i;
 
        memset(handle_tlbm, 0, sizeof(handle_tlbm));
        memset(labels, 0, sizeof(labels));
@@ -1857,11 +1830,7 @@ static void __init build_r4000_tlb_modify_handler(void)
        pr_info("Synthesized TLB modify handler fastpath (%u instructions).\n",
                (unsigned int)(p - handle_tlbm));
 
-       pr_debug("\t.set push\n");
-       pr_debug("\t.set noreorder\n");
-       for (i = 0; i < (p - handle_tlbm); i++)
-               pr_debug("\t.word 0x%08x\n", handle_tlbm[i]);
-       pr_debug("\t.set pop\n");
+       dump_handler(handle_tlbm, ARRAY_SIZE(handle_tlbm));
 }
 
 void __init build_tlb_refill_handler(void)
-- 
1.5.3.3
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