perlasm/x86_64-xlate.pl: remove obsolete .picmeup synthetic directive.
authorAndy Polyakov <appro@openssl.org>
Sat, 4 Feb 2017 12:26:15 +0000 (13:26 +0100)
committerAndy Polyakov <appro@openssl.org>
Thu, 9 Feb 2017 19:00:28 +0000 (20:00 +0100)
Reviewed-by: Rich Salz <rsalz@openssl.org>
crypto/perlasm/x86_64-xlate.pl

index 66cfaca..afbe5e1 100755 (executable)
 # 7. Stick to explicit ip-relative addressing. If you have to use
 #    GOTPCREL addressing, stick to mov symbol@GOTPCREL(%rip),%r??.
 #    Both are recognized and translated to proper Win64 addressing
-#    modes. To support legacy code a synthetic directive, .picmeup,
-#    is implemented. It puts address of the *next* instruction into
-#    target register, e.g.:
-#
-#              .picmeup        %rax
-#              lea             .Label-.(%rax),%rax
+#    modes.
 #
 # 8. In order to provide for structured exception handling unified
 #    Win64 prologue copies %rsp value to %rax. For further details
@@ -485,24 +480,6 @@ my %globals;
            $$line = substr($$line,@+[0]); $$line =~ s/^\s+//;
 
            SWITCH: for ($dir) {
-               # obsolete, to be removed
-               /\.picmeup/ && do { if ($$line =~ /(%r[\w]+)/i) {
-                                       my %opcode = # lea 2f-1f(%rip),%dst; 1: nop; 2:
-                                                  ( "%rax"=>0x01058d48, "%rcx"=>0x010d8d48,
-                                                    "%rdx"=>0x01158d48, "%rbx"=>0x011d8d48,
-                                                    "%rsp"=>0x01258d48, "%rbp"=>0x012d8d48,
-                                                    "%rsi"=>0x01358d48, "%rdi"=>0x013d8d48,
-                                                    "%r8" =>0x01058d4c, "%r9" =>0x010d8d4c,
-                                                    "%r10"=>0x01158d4c, "%r11"=>0x011d8d4c,
-                                                    "%r12"=>0x01258d4c, "%r13"=>0x012d8d4c,
-                                                    "%r14"=>0x01358d4c, "%r15"=>0x013d8d4c);
-
-
-                                       $dir="\t.long";
-                                       $$line=sprintf "0x%x,0x90000000",$opcode{$1};
-                                   }
-                                   last;
-                                 };
                /\.global|\.globl|\.extern/
                            && do { $globals{$$line} = $prefix . $$line;
                                    $$line = $globals{$$line} if ($prefix);