From 3ebf898e88f1f3c9347bba11e8a6ee2bdb83dded Mon Sep 17 00:00:00 2001
From: Andy Polyakov <appro@openssl.org>
Date: Tue, 6 Dec 2005 18:43:59 +0000
Subject: [PATCH] Support for indirect calls in x86 assembler modules.

---
 crypto/perlasm/x86ms.pl   | 7 ++++---
 crypto/perlasm/x86nasm.pl | 5 +++--
 crypto/perlasm/x86unix.pl | 1 +
 crypto/x86cpuid.pl        | 2 +-
 4 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/crypto/perlasm/x86ms.pl b/crypto/perlasm/x86ms.pl
index 23cb121e26..82538a9a9a 100644
--- a/crypto/perlasm/x86ms.pl
+++ b/crypto/perlasm/x86ms.pl
@@ -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);
 	}
diff --git a/crypto/perlasm/x86nasm.pl b/crypto/perlasm/x86nasm.pl
index 78b1f94c07..b6dfcbdf02 100644
--- a/crypto/perlasm/x86nasm.pl
+++ b/crypto/perlasm/x86nasm.pl
@@ -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
 ___
diff --git a/crypto/perlasm/x86unix.pl b/crypto/perlasm/x86unix.pl
index 348bf2d357..e71050b6bc 100644
--- a/crypto/perlasm/x86unix.pl
+++ b/crypto/perlasm/x86unix.pl
@@ -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",@_); }
diff --git a/crypto/x86cpuid.pl b/crypto/x86cpuid.pl
index d4066e8858..c53c9bc998 100644
--- a/crypto/x86cpuid.pl
+++ b/crypto/x86cpuid.pl
@@ -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).
-- 
2.25.1