[PATCH 1/3] MIPS: Add FPU emulator counter for non-FPU instructions emulated.
From: David Daney
Date: Wed Dec 03 2014 - 18:44:34 EST
From: David Daney <david.daney@xxxxxxxxxx>
Used in follow-on patch, the counter is called "insn_emul".
Signed-off-by: David Daney <david.daney@xxxxxxxxxx>
---
arch/mips/include/asm/fpu_emulator.h | 1 +
arch/mips/math-emu/me-debugfs.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/arch/mips/include/asm/fpu_emulator.h b/arch/mips/include/asm/fpu_emulator.h
index 6370c82..bd5b63f 100644
--- a/arch/mips/include/asm/fpu_emulator.h
+++ b/arch/mips/include/asm/fpu_emulator.h
@@ -45,6 +45,7 @@ struct mips_fpu_emulator_stats {
unsigned long ieee754_zerodiv;
unsigned long ieee754_invalidop;
unsigned long ds_emul;
+ unsigned long insn_emul;
};
DECLARE_PER_CPU(struct mips_fpu_emulator_stats, fpuemustats);
diff --git a/arch/mips/math-emu/me-debugfs.c b/arch/mips/math-emu/me-debugfs.c
index f308e0f..93fc155 100644
--- a/arch/mips/math-emu/me-debugfs.c
+++ b/arch/mips/math-emu/me-debugfs.c
@@ -62,6 +62,7 @@ do { \
FPU_STAT_CREATE(ieee754_zerodiv);
FPU_STAT_CREATE(ieee754_invalidop);
FPU_STAT_CREATE(ds_emul);
+ FPU_STAT_CREATE(insn_emul);
return 0;
}
--
1.7.11.7
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/