From ee06fed656d404c19c68c838df1dc8dbba37ec80 Mon Sep 17 00:00:00 2001 From: Nilay Vaish Date: Wed, 29 Apr 2015 22:35:22 -0500 Subject: x86: change divide-by-zero fault to divide-error Same exception is raised whether division with zero is performed or the quotient is greater than the maximum value that the provided space can hold. Divide-by-Zero is the AMD terminology, while Divide-Error is Intel's. --- src/arch/x86/faults.hh | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'src/arch/x86/faults.hh') diff --git a/src/arch/x86/faults.hh b/src/arch/x86/faults.hh index b9eb85e21..f8715ded2 100644 --- a/src/arch/x86/faults.hh +++ b/src/arch/x86/faults.hh @@ -167,7 +167,7 @@ namespace X86ISA // Class | Type | vector | Cause | mnem //------------------------------------------------------------------------ - //Contrib Fault 0 Divide-by-Zero-Error #DE + //Contrib Fault 0 Divide Error #DE //Benign Either 1 Debug #DB //Benign Interrupt 2 Non-Maskable-Interrupt #NMI //Benign Trap 3 Breakpoint #BP @@ -193,11 +193,12 @@ namespace X86ISA //Benign Interrupt 0-255 External Interrupts #INTR //Benign Interrupt 0-255 Software Interrupts INTn - class DivideByZero : public X86Fault + // Note that + class DivideError : public X86Fault { public: - DivideByZero() : - X86Fault("Divide-by-Zero-Error", "#DE", 0) + DivideError() : + X86Fault("Divide-Error", "#DE", 0) {} }; -- cgit v1.2.3