OpenE2K
/
gcc
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

xcoff.h (EH_FRAME_IN_DATA_SECTION): Delete. 

2015-09-19  Andrew Dixie  <andrewd@gentrack.com>
            David Edelsohn  <dje.gcc@gmail.com>

        * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): Delete.
        (ASM_PREFERRED_EH_DATA_FORMAT): Define.
        (EH_FRAME_THROUGH_COLLECT2): Define.
        (EH_TABLES_CAN_BE_READ_ONLY): Define.
        (ASM_OUTPUT_DWARF_PCREL): Define.
        (ASM_OUTPUT_DWARF_DATAREL): Define.

Co-Authored-By: David Edelsohn <dje.gcc@gmail.com>

From-SVN: r227937
This commit is contained in:
Andrew Dixie 2015-09-19 22:57:47 +00:00 committed by David Edelsohn
parent 236d76c4a9
commit 7e0d34b561
2 changed files with 31 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
gcc/ChangeLog
View File

@ -1,3 +1,13 @@
2015-09-19 Andrew Dixie <andrewd@gentrack.com>
David Edelsohn <dje.gcc@gmail.com>
* config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): Delete.
(ASM_PREFERRED_EH_DATA_FORMAT): Define.
(EH_FRAME_THROUGH_COLLECT2): Define.
(EH_TABLES_CAN_BE_READ_ONLY): Define.
(ASM_OUTPUT_DWARF_PCREL): Define.
(ASM_OUTPUT_DWARF_DATAREL): Define.
2015-09-19 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (pa_function_ok_for_sibcall): Remove special treatment

26
gcc/config/rs6000/xcoff.h
View File

@ -264,7 +264,7 @@
#ifdef HAVE_AS_TLS
#define ASM_OUTPUT_TLS_COMMON(FILE, DECL, NAME, SIZE) \
do { fputs(COMMON_ASM_OP, (FILE)); \
do { fputs (COMMON_ASM_OP, (FILE)); \
RS6000_OUTPUT_BASENAME ((FILE), (NAME)); \
fprintf ((FILE), "[UL]," HOST_WIDE_INT_PRINT_UNSIGNED"\n", \
(SIZE)); \
@ -296,10 +296,26 @@
"\t.csect .data[RW]," XCOFF_CSECT_DEFAULT_ALIGNMENT_STR
/* Define to prevent DWARF2 unwind info in the data section rather
than in the .eh_frame section. We do this because the AIX linker
would otherwise garbage collect these sections. */
#define EH_FRAME_IN_DATA_SECTION 1
/* The eh_frames are put in the read-only text segment.
Local code labels/function will also be in the local text segment so use
PC relative addressing.
Global symbols must be in the data segment to allow loader relocations.
So use DW_EH_PE_indirect to allocate a slot in the local data segment.
There is no constant offset to this data segment from the text segment,
so use addressing relative to the data segment.
*/
#define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \
((GLOBAL) ? (DW_EH_PE_indirect | DW_EH_PE_datarel | DW_EH_PE_sdata4) \
: (DW_EH_PE_pcrel | DW_EH_PE_sdata4))
#define EH_FRAME_THROUGH_COLLECT2 1
#define EH_TABLES_CAN_BE_READ_ONLY 1
#define ASM_OUTPUT_DWARF_PCREL(FILE,SIZE,LABEL) \
rs6000_asm_output_dwarf_pcrel ((FILE), (SIZE), (LABEL));
#define ASM_OUTPUT_DWARF_DATAREL(FILE,SIZE,LABEL) \
rs6000_asm_output_dwarf_datarel ((FILE), (SIZE), (LABEL));
#define MAKE_DECL_ONE_ONLY(DECL) (DECL_WEAK (DECL) = 1)