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Re: [RFC: Patch, PR 60102] [4.9/4.10 Regression] powerpc fp-bit ices at dwf_regno

Committed on trunk, revision 213596
Committed on 4.9 branch, revision 213597

I made an omission on the first commit. I did not add
the test case and corresponding ChangeLog entry.
Committed as obvious on trunk, revision 213598


On 08/04/2014 05:25 AM, Ulrich Weigand wrote:
David Edelsohn wrote:
On Fri, Aug 1, 2014 at 2:03 PM,
<>  wrote:
2014-07-31  Rohit<>
         * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Update
           based on change in SPE high register numbers and 3 HTM registers.

2014-07-31  Rohit<>
         * config/rs6000/rs6000.c
           (rs6000_reg_names) : Add SPE high register names.
           (alt_reg_names) : Likewise.
           (rs6000_dwarf_register_span) : For SPE high registers, replace
           dwarf register numbers with GCC hard register numbers.
           (rs6000_init_dwarf_reg_sizes_extra) : Likewise.
           (rs6000_dbx_register_number): For SPE high registers, return dwarf
           register number for the corresponding GCC hard register number.

         * config/rs6000/rs6000.h
           (FIRST_PSEUDO_REGISTER) : Update based on 32 newly added GCC hard
           register numbers for SPE high registers.
           (DWARF_FRAME_REGISTERS) :  Likewise.
           (DWARF_REG_TO_UNWIND_COLUMN) : Likewise.
           (DWARF_FRAME_REGNUM) : Likewise.
           (FIXED_REGISTERS) : Likewise.
           (CALL_USED_REGISTERS) : Likewise.
           (CALL_REALLY_USED_REGISTERS) : Likewise.
           (REG_ALLOC_ORDER) : Likewise.
           (enum reg_class) : Likewise.
           (REG_CLASS_NAMES) : Likewise.
           (REG_CLASS_CONTENTS) : Likewise.
           (SPE_HIGH_REGNO_P) : New macro to identify SPE high registers.

         * New testcase.
The patch is okay with me if Uli is satisfied.
Yes, this is fine with me.


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