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altivec PRE_GCC3_DWARF_FRAME_REGISTERS
- From: Aldy Hernandez <aldyh at redhat dot com>
- To: David Edelsohn <dje at watson dot ibm dot com>
- Cc: gcc patches <gcc-patches at gcc dot gnu dot org>
- Date: 06 Dec 2001 16:00:17 -0800
- Subject: altivec PRE_GCC3_DWARF_FRAME_REGISTERS
hi david!
now that we know, it won't change abi-- thanks to rth's suggestions and
the previous patch including this new macro... a patch to allow for
altivec registers in the dwarf call frame.
bootstrapped on linux ppc.
ok?
--
Aldy Hernandez E-mail: aldyh@redhat.com
Professional Gypsy
Red Hat, Inc.
2001-12-06 Aldy Hernandez <aldyh@redhat.com>
* rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): New.
(DWARF_FRAME_REGISTERS): Adjust for altivec.
Index: config/rs6000/rs6000.h
===================================================================
RCS file: /cvs/uberbaum/gcc/config/rs6000/rs6000.h,v
retrieving revision 1.151
diff -c -p -r1.151 rs6000.h
*** rs6000.h 2001/12/03 19:13:35 1.151
--- rs6000.h 2001/12/06 18:34:30
*************** extern int rs6000_altivec_abi;
*** 700,710 ****
#define FIRST_PSEUDO_REGISTER 110
! /* This must not decrease, for backwards compatibility. If
! FIRST_PSEUDO_REGISTER increases, this should as well. */
! /* fixme: this needs to be defined to "TARGET_ALTIVEC_ABI ? 110 : 77"
! and then fix usages of DWARF_FRAME_REGISTERS to work. */
! #define DWARF_FRAME_REGISTERS 77
/* 1 for registers that have pervasive standard uses
and are not available for the register allocator.
--- 700,710 ----
#define FIRST_PSEUDO_REGISTER 110
! /* This must be included for pre gcc 3.0 glibc compatability. */
! #define PRE_GCC3_DWARF_FRAME_REGISTERS 77
!
! /* If FIRST_PSEUDO_REGISTER increases, this should as well. */
! #define DWARF_FRAME_REGISTERS 110
/* 1 for registers that have pervasive standard uses
and are not available for the register allocator.