From owner-p4-projects@FreeBSD.ORG Tue Apr 16 13:55:09 2013 Return-Path: Delivered-To: p4-projects@freebsd.org Received: by hub.freebsd.org (Postfix, from userid 32767) id 491A2CB0; Tue, 16 Apr 2013 13:55:09 +0000 (UTC) Delivered-To: perforce@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id 09E53CAE for ; Tue, 16 Apr 2013 13:55:09 +0000 (UTC) (envelope-from bb+lists.freebsd.perforce@cyrus.watson.org) Received: from skunkworks.freebsd.org (skunkworks.freebsd.org [IPv6:2001:1900:2254:2068::682:0]) by mx1.freebsd.org (Postfix) with ESMTP id D28B3D7F for ; Tue, 16 Apr 2013 13:55:08 +0000 (UTC) Received: from skunkworks.freebsd.org ([127.0.1.74]) by skunkworks.freebsd.org (8.14.6/8.14.6) with ESMTP id r3GDt8sr063295 for ; Tue, 16 Apr 2013 13:55:08 GMT (envelope-from bb+lists.freebsd.perforce@cyrus.watson.org) Received: (from perforce@localhost) by skunkworks.freebsd.org (8.14.6/8.14.6/Submit) id r3GDt8fF063292 for perforce@freebsd.org; Tue, 16 Apr 2013 13:55:08 GMT (envelope-from bb+lists.freebsd.perforce@cyrus.watson.org) Date: Tue, 16 Apr 2013 13:55:08 GMT Message-Id: <201304161355.r3GDt8fF063292@skunkworks.freebsd.org> X-Authentication-Warning: skunkworks.freebsd.org: perforce set sender to bb+lists.freebsd.perforce@cyrus.watson.org using -f From: Robert Watson Subject: PERFORCE change 227765 for review To: Perforce Change Reviews Precedence: bulk X-BeenThere: p4-projects@freebsd.org X-Mailman-Version: 2.1.14 List-Id: p4 projects tree changes List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 16 Apr 2013 13:55:09 -0000 http://p4web.freebsd.org/@@227765?ac=10 Change 227765 by rwatson@rwatson_zenith_cl_cam_ac_uk on 2013/04/16 13:54:52 More firmly trim FP support from libstand's MIPS setjmp/longjmp, as apparently it doesn't really belong there in the first place. Affected files ... .. //depot/projects/ctsrd/beribsd/src/lib/libstand/mips/_setjmp.S#5 edit Differences ... ==== //depot/projects/ctsrd/beribsd/src/lib/libstand/mips/_setjmp.S#5 (text+ko) ==== @@ -72,22 +72,6 @@ REG_S s7, ((S7 + 3) * SZREG)(a0) REG_S sp, ((SP + 3) * SZREG)(a0) REG_S s8, ((S8 + 3) * SZREG)(a0) -/* XXXRW: Don't try to save/restore FP in libstand. */ -#if 0 - cfc1 v0, $31 # too bad cant check if FP used - FP_S $f20, ((20 + 38) * SZREG)(a0) - FP_S $f21, ((21 + 38) * SZREG)(a0) - FP_S $f22, ((22 + 38) * SZREG)(a0) - FP_S $f23, ((23 + 38) * SZREG)(a0) - FP_S $f24, ((24 + 38) * SZREG)(a0) - FP_S $f25, ((25 + 38) * SZREG)(a0) - FP_S $f26, ((26 + 38) * SZREG)(a0) - FP_S $f27, ((27 + 38) * SZREG)(a0) - FP_S $f28, ((28 + 38) * SZREG)(a0) - FP_S $f29, ((29 + 38) * SZREG)(a0) - FP_S $f30, ((30 + 38) * SZREG)(a0) - FP_S $f31, ((31 + 38) * SZREG)(a0) -#endif REG_S v0, ((32 + 38) * SZREG)(a0) j ra move v0, zero @@ -115,25 +99,6 @@ REG_L v0, ((32 + 38) * SZREG)(a0) # get fpu status REG_L sp, ((SP + 3) * SZREG)(a0) REG_L s8, ((S8 + 3) * SZREG)(a0) -/* XXXRW: Don't try to save/restore FP in libstand. */ -#if 0 -/* Octeon does not have an FPU */ -#if !defined(_MIPS_ARCH_OCTEON) - ctc1 v0, $31 - FP_L $f20, ((20 + 38) * SZREG)(a0) - FP_L $f21, ((21 + 38) * SZREG)(a0) - FP_L $f22, ((22 + 38) * SZREG)(a0) - FP_L $f23, ((23 + 38) * SZREG)(a0) - FP_L $f24, ((24 + 38) * SZREG)(a0) - FP_L $f25, ((25 + 38) * SZREG)(a0) - FP_L $f26, ((26 + 38) * SZREG)(a0) - FP_L $f27, ((27 + 38) * SZREG)(a0) - FP_L $f28, ((28 + 38) * SZREG)(a0) - FP_L $f29, ((29 + 38) * SZREG)(a0) - FP_L $f30, ((30 + 38) * SZREG)(a0) - FP_L $f31, ((31 + 38) * SZREG)(a0) -#endif /* _MIPS_ARCH_OCTEON */ -#endif j ra move v0, a1