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| author | amodra <amodra@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-05-20 01:26:28 +0000 |
|---|---|---|
| committer | amodra <amodra@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-05-20 01:26:28 +0000 |
| commit | ec3f28c973b7685aacd8169fa2b44538fff9ada9 (patch) | |
| tree | 25d754bde890f2750c3489f49713ea0123e09339 /libgcc/config.host | |
| parent | 6cd388e6ed5bab8a1fe536b6972fc2be9959437d (diff) | |
| download | gcc-ec3f28c973b7685aacd8169fa2b44538fff9ada9.tar.gz | |
gcc/
* common/config/rs6000/rs6000-common.c (TARGET_SUPPORTS_SPLIT_STACK):
Define.
(rs6000_supports_split_stack): New function.
* gcc/config/rs6000/rs6000.c (machine_function): Add
split_stack_arg_pointer.
(TARGET_EXTRA_LIVE_ON_ENTRY, TARGET_INTERNAL_ARG_POINTER): Define.
(setup_incoming_varargs): Use crtl->args.internal_arg_pointer
rather than virtual_incoming_args_rtx.
(rs6000_va_start): Likewise.
(split_stack_arg_pointer_used_p): New function.
(rs6000_emit_prologue): Set up arg pointer for -fsplit-stack.
(morestack_ref): New var.
(gen_add3_const, rs6000_expand_split_stack_prologue,
rs6000_internal_arg_pointer, rs6000_live_on_entry,
rs6000_split_stack_space_check): New functions.
(rs6000_elf_file_end): Call file_end_indicate_split_stack.
* gcc/config/rs6000/rs6000.md (UNSPEC_STACK_CHECK): Define.
(UNSPECV_SPLIT_STACK_RETURN): Define.
(split_stack_prologue, load_split_stack_limit,
load_split_stack_limit_di, load_split_stack_limit_si,
split_stack_return, split_stack_space_check): New expands and insns.
* gcc/config/rs6000/rs6000-protos.h
(rs6000_expand_split_stack_prologue): Declare.
(rs6000_split_stack_space_check): Declare.
libgcc/
* config/rs6000/morestack.S: New.
* config/rs6000/t-stack-rs6000: New.
* config.host (powerpc*-*-linux*): Add t-stack and t-stack-rs6000
to tmake_file.
* generic-morestack.c: Don't build for powerpc 32-bit.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@223426 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libgcc/config.host')
| -rw-r--r-- | libgcc/config.host | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/libgcc/config.host b/libgcc/config.host index d6242211ada..8d826806d2a 100644 --- a/libgcc/config.host +++ b/libgcc/config.host @@ -1027,6 +1027,7 @@ powerpc-*-rtems*) ;; powerpc*-*-linux*) tmake_file="${tmake_file} rs6000/t-ppccomm rs6000/t-savresfgpr rs6000/t-crtstuff rs6000/t-linux t-dfprules rs6000/t-ppc64-fp t-slibgcc-libgcc" + tmake_file="${tmake_file} t-stack rs6000/t-stack-rs6000" case $ppc_fp_type in 64) ;; |