From d79186defa34b97f6e276f6c47bcd03e8b256f31 Mon Sep 17 00:00:00 2001 From: Marcel Moolenaar Date: Wed, 21 Oct 2009 18:09:48 +0000 Subject: [PATCH] o Align function on a 32-byte boundary so that the core's front-end can deliver 2 bundles per cycle to the back-end. o Mark syscall stubs with a special unwind ABI tag so that unwind libraries know how to unwind. --- sys/ia64/include/asm.h | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/sys/ia64/include/asm.h b/sys/ia64/include/asm.h index 0e50d47ae5e..016bc870f2f 100644 --- a/sys/ia64/include/asm.h +++ b/sys/ia64/include/asm.h @@ -61,7 +61,7 @@ */ #define ENTRY(_name_, _n_args_) \ .global _name_; \ - .align 16; \ + .align 32; \ .proc _name_; \ _name_:; \ .regstk _n_args_, 0, 0, 0; \ @@ -69,7 +69,7 @@ _name_:; \ #define ENTRY_NOPROFILE(_name_, _n_args_) \ .global _name_; \ - .align 16; \ + .align 32; \ .proc _name_; \ _name_:; \ .regstk _n_args_, 0, 0, 0 @@ -79,7 +79,7 @@ _name_:; \ * Declare a local leaf function. */ #define STATIC_ENTRY(_name_, _n_args_) \ - .align 16; \ + .align 32; \ .proc _name_; \ _name_:; \ .regstk _n_args_, 0, 0, 0 \ @@ -161,6 +161,10 @@ label: ASCIZ msg; \ #define SYSCALLNUM(name) SYS_ ## name #define CALLSYS_NOERROR(name) \ + .prologue ; \ + .unwabi @svr4, 'S' ; \ + .save rp, r0 ; \ + .body ; \ { .mmi ; \ alloc r9 = ar.pfs, 0, 0, 8, 0 ; \ mov r31 = ar.k5 ; \