Date: Mon, 1 Mar 2010 19:12:40 +0000 (UTC) From: Juli Mallett <jmallett@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r204527 - user/jmallett/octeon/lib/libc/mips Message-ID: <201003011912.o21JCe68091385@svn.freebsd.org>
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Author: jmallett Date: Mon Mar 1 19:12:40 2010 New Revision: 204527 URL: http://svn.freebsd.org/changeset/base/204527 Log: Add n32 and n64 style PIC prologues, etc. Submitted by: imp Modified: user/jmallett/octeon/lib/libc/mips/SYS.h Modified: user/jmallett/octeon/lib/libc/mips/SYS.h ============================================================================== --- user/jmallett/octeon/lib/libc/mips/SYS.h Mon Mar 1 18:58:18 2010 (r204526) +++ user/jmallett/octeon/lib/libc/mips/SYS.h Mon Mar 1 19:12:40 2010 (r204527) @@ -79,10 +79,19 @@ */ #ifdef __ABICALLS__ .abicalls -# define PIC_PROLOGUE(x,sr) .set noreorder; .cpload sr; .set reorder +#if defined (__mips_n64) || defined(__mips_n32) +# define PIC_PROLOGUE(x,sr) subu sp,sp,8; sd gp, 0(sp); .cpsetup $25, $24, ## x; +# define PIC_RESTORE ld gp, 0(sp); addu sp,sp,8; +# define PIC_CALL(l,sr) la sr, _C_LABEL(l); ld gp, 0(sp); addu sp,sp,8; jr sr +#else +# define PIC_PROLOGUE(x,sr) .set noreorder; .cpload sr; .set reorder +# define PIC_RESTORE # define PIC_CALL(l,sr) la sr, _C_LABEL(l); jr sr +#endif + #else # define PIC_PROLOGUE(x,sr) +# define PIC_RESTORE # define PIC_CALL(l,sr) j _C_LABEL(l) #endif @@ -123,6 +132,8 @@ LEAF(__sys_ ## x); \ PIC_PROLOGUE(x,t9); \ SYSTRAP(x); \ bne a3,zero,err; \ + nop; \ + PIC_RESTORE; \ j ra; \ err: \ PIC_CALL(__cerror,t9); \
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