提交 3ebf898e 编写于 作者: A Andy Polyakov

Support for indirect calls in x86 assembler modules.

上级 a4c886e4
......@@ -172,6 +172,7 @@ sub main'popf { &out0("popfd"); $stack-=4; }
sub main'bswap { &out1("bswap",@_); &using486(); }
sub main'not { &out1("not",@_); }
sub main'call { &out1("call",($_[0]=~/^\$L/?'':'_').$_[0]); }
sub main'call_ptr { &out1p("call",@_); }
sub main'ret { &out0("ret"); }
sub main'nop { &out0("nop"); }
sub main'test { &out2("test",@_); }
......@@ -436,7 +437,7 @@ sub out1p
local($name,$p1)=@_;
local($l,$t);
push(@out,"\t$name\t ".&conv($p1)."\n");
push(@out,"\t$name\t".&conv($p1)."\n");
}
sub main'picmeup
......@@ -452,10 +453,10 @@ sub main'initseg
local($f)=@_;
local($tmp)=<<___;
OPTION DOTNAME
.CRT\$XIU SEGMENT DWORD PUBLIC 'DATA'
.CRT\$XCU SEGMENT DWORD PUBLIC 'DATA'
EXTRN _$f:NEAR
DD _$f
.CRT\$XIU ENDS
.CRT\$XCU ENDS
___
push(@out,$tmp);
}
......
......@@ -184,6 +184,7 @@ sub main'popf { &out0("popfd"); $stack-=4; }
sub main'bswap { &out1("bswap",@_); &using486(); }
sub main'not { &out1("not",@_); }
sub main'call { &out1("call",($_[0]=~/^\@L/?'':$under).$_[0]); }
sub main'call_ptr { &out1p("call",@_); }
sub main'ret { &out0("ret"); }
sub main'nop { &out0("nop"); }
sub main'test { &out2("test",@_); }
......@@ -422,7 +423,7 @@ sub out1p
my($name,$p1)=@_;
my($l,$t);
push(@out,"\t$name\t ".&conv($p1)."\n");
push(@out,"\t$name\t".&conv($p1)."\n");
}
sub main'picmeup
......@@ -439,7 +440,7 @@ sub main'initseg
if ($main'win32)
{
local($tmp)=<<___;
segment .CRT\$XIU data
segment .CRT\$XCU data
extern $under$f
DD $under$f
___
......
......@@ -200,6 +200,7 @@ sub main'call { my $pre=$under;
{ if ($label{$i} eq $_[0]) { $pre=''; last; } }
&out1("call",$pre.$_[0]);
}
sub main'call_ptr { &out1p("call",@_); }
sub main'ret { &out0("ret"); }
sub main'nop { &out0("nop"); }
sub main'test { &out2("testl",@_); }
......
......@@ -183,7 +183,7 @@ for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); }
&mov ("eax",&DWP(12+$i*4,"ebp"));
&mov (&DWP(0+$i*4,"esp"),"eax");
}
&call (&DWP(8,"ebp"));# make the call...
&call_ptr (&DWP(8,"ebp"));# make the call...
&mov ("esp","ebp"); # ... and just restore the stack pointer
# without paying attention to what we called,
# (__cdecl *func) or (__stdcall *one).
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册