From 949628a2ab28e5018b126d07875eb19bb315c8a8 Mon Sep 17 00:00:00 2001 From: Adam Langley Date: Thu, 9 Feb 2017 11:27:49 -0800 Subject: [PATCH] perlasm/x86_64-xlate.pl: remove obsolete .picmeup synthetic directive. (Imports upstream's 9d301cfea7181766b79ba31ed257d30fb84b1b0f.) Change-Id: Ibc384f5ae4879561e2b26b3c9c2a51af5d91a996 Reviewed-on: https://boringssl-review.googlesource.com/13764 Commit-Queue: Adam Langley Commit-Queue: David Benjamin CQ-Verified: CQ bot account: commit-bot@chromium.org Reviewed-by: David Benjamin --- crypto/perlasm/x86_64-xlate.pl | 25 +------------------------ 1 file changed, 1 insertion(+), 24 deletions(-) diff --git a/crypto/perlasm/x86_64-xlate.pl b/crypto/perlasm/x86_64-xlate.pl index 7e887241..16553f2a 100755 --- a/crypto/perlasm/x86_64-xlate.pl +++ b/crypto/perlasm/x86_64-xlate.pl @@ -51,12 +51,7 @@ # 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 @@ -480,24 +475,6 @@ 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);