Date: Wed, 4 Jul 2012 16:47:39 +0000 (UTC) From: John Baldwin <jhb@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r238109 - head/sys/amd64/amd64 Message-ID: <201207041647.q64GldrJ021455@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: jhb Date: Wed Jul 4 16:47:39 2012 New Revision: 238109 URL: http://svn.freebsd.org/changeset/base/238109 Log: Decode the 'xsave', 'xrstor', 'xsaveopt', 'xgetbv', 'xsetbv', and 'rdtscp' instructions. MFC after: 1 month Modified: head/sys/amd64/amd64/db_disasm.c Modified: head/sys/amd64/amd64/db_disasm.c ============================================================================== --- head/sys/amd64/amd64/db_disasm.c Wed Jul 4 16:25:11 2012 (r238108) +++ head/sys/amd64/amd64/db_disasm.c Wed Jul 4 16:47:39 2012 (r238109) @@ -169,9 +169,9 @@ static const char * const db_Grp15[] = { "fxrstor", "ldmxcsr", "stmxcsr", - "", - "", - "", + "xsave", + "xrstor", + "xsaveopt", "clflush" }; @@ -1279,11 +1279,26 @@ db_disasm(loc, altfmt) i_size = NONE; i_mode = 0; break; + case 0xd0: + i_name = "xgetbv"; + i_size = NONE; + i_mode = 0; + break; + case 0xd1: + i_name = "xsetbv"; + i_size = NONE; + i_mode = 0; + break; case 0xf8: i_name = "swapgs"; i_size = NONE; i_mode = 0; break; + case 0xf9: + i_name = "rdtscp"; + i_size = NONE; + i_mode = 0; + break; } } if (ip->i_extra == db_Grp15 && f_mod(rex, regmodrm) == 3) {
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201207041647.q64GldrJ021455>