sim,arch: Remove the GuestABI namespace

This namespace has gone through the deprecation period
and can now be removed.

Change-Id: I476815491314f4222da43da75c91654b4f3d1228
Signed-off-by: Daniel R. Carvalho <odanrc@yahoo.com.br>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/67374
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Reviewed-by: Richard Cooper <richard.cooper@arm.com>
Tested-by: kokoro <noreply+kokoro@google.com>

src/arch/arm/aapcs32.hh

@@ -70,7 +70,6 @@ struct Aapcs32
     };
 };
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {
 
@@ -446,7 +445,6 @@ struct Aapcs32Vfp : public Aapcs32
     };
 };
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {
 

src/arch/arm/aapcs64.hh

@@ -67,7 +67,6 @@ struct Aapcs64
     };
 };
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {
 

src/arch/arm/freebsd/se_workload.hh

@@ -70,7 +70,6 @@ class EmuFreebsd : public SEWorkload
 
 } // namespace ArmISA
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {
 

src/arch/arm/linux/se_workload.hh

@@ -62,7 +62,6 @@ class EmuLinux : public SEWorkload
 
 } // namespace ArmISA
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {
 

src/arch/arm/reg_abi.hh

@@ -51,7 +51,6 @@ struct RegABI64 : public GenericSyscallABI64
 
 } // namespace ArmISA
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {
 

src/arch/arm/semihosting.cc

@@ -714,7 +714,6 @@ struct SemiPseudoAbi64 : public ArmSemihosting::Abi64
     };
 };
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {
 

src/arch/arm/semihosting.hh

@@ -599,7 +599,6 @@ class ArmSemihosting : public SimObject
 std::ostream &operator << (
         std::ostream &os, const ArmSemihosting::InPlaceArg &ipa);
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {
 

src/arch/mips/se_workload.hh

@@ -68,7 +68,6 @@ class SEWorkload : public gem5::SEWorkload
 
 } // namespace MipsISA
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {
 

src/arch/power/se_workload.hh

@@ -68,7 +68,6 @@ class SEWorkload : public gem5::SEWorkload
 
 } // namespace PowerISA
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {
 

src/arch/riscv/se_workload.hh

@@ -66,7 +66,6 @@ class SEWorkload : public gem5::SEWorkload
 
 } // namespace RiscvISA
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {
 

src/arch/sparc/pseudo_inst_abi.hh

@@ -40,7 +40,6 @@ struct SparcPseudoInstABI
     using State = int;
 };
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {
 

src/arch/sparc/se_workload.hh

@@ -80,7 +80,6 @@ class SEWorkload : public gem5::SEWorkload
 
 } // namespace SparcISA
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {
 

src/arch/x86/linux/linux.hh

@@ -77,7 +77,6 @@ class X86Linux : public Linux
     class SyscallABI {};
 };
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {
 

src/arch/x86/linux/se_workload.hh

@@ -96,7 +96,6 @@ class EmuLinux : public SEWorkload
 
 } // namespace X86ISA
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {
 

src/arch/x86/pseudo_inst_abi.hh

@@ -46,7 +46,6 @@ struct X86PseudoInstABI
     using State = int;
 };
 
-GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
 namespace guest_abi
 {