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#! /usr/bin/env perl
# Copyright 2020 The OpenSSL Project Authors. All Rights Reserved.
#
# Licensed under the Apache License 2.0 (the "License"). You may not use
# this file except in compliance with the License. You can obtain a copy
# in the file LICENSE in the source distribution or at
# https://www.openssl.org/source/license.html
package x86_64support;
# require "x86_64-support.pl";
# $ptr_size=&pointer_size($flavour);
# $ptr_reg=&pointer_register($flavour,$reg);
sub ::pointer_size
{
my($flavour)=@_;
my $ptr_size=8; $ptr_size=4 if ($flavour eq "elf32");
return $ptr_size;
}
sub ::pointer_register
{
my($flavour,$reg)=@_;
if ($flavour eq "elf32") {
if ($reg eq "%rax") {
return "%eax";
} elsif ($reg eq "%rbx") {
return "%ebx";
} elsif ($reg eq "%rcx") {
return "%ecx";
} elsif ($reg eq "%rdx") {
return "%edx";
} elsif ($reg eq "%rdi") {
return "%edi";
} elsif ($reg eq "%rsi") {
return "%esi";
} elsif ($reg eq "%rbp") {
return "%ebp";
} elsif ($reg eq "%rsp") {
return "%esp";
} else {
return $reg."d";
}
} else {
return $reg;
}
}
1;
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