Richard Biener
5d74e749bc
OBS-URL: https://build.opensuse.org/package/show/devel:gcc/gcc33?expand=0&rev=3
202 lines
5.3 KiB
Diff
202 lines
5.3 KiB
Diff
2005-01-10 David Mosberger <davidm@hpl.hp.com>
|
|
|
|
PR target/18987
|
|
* config/ia64/ia64.c (process_set): For alloc insn, only call
|
|
process_epilogue is !frame_pointer_needed.
|
|
|
|
2004-10-27 David Mosberger <davidm@hpl.hp.com>
|
|
James E Wilson <wilson@specifixinc.com>
|
|
|
|
PR target/13158
|
|
* config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
|
|
sibcall alloc instruction.
|
|
(process_set): Handle sibcall alloc instruction.
|
|
|
|
2003-04-01 David Mosberger <davidm@hpl.hp.com>
|
|
|
|
* config/ia64/crtend.asm: (__do_global_ctors_aux): Add unwind
|
|
directives.
|
|
|
|
* config/ia64/crtbegin.asm: (__do_global_dtors_aux): Add unwind
|
|
directives.
|
|
(__do_jv_register_classes): Ditto.
|
|
|
|
Index: gcc-3.3.3/gcc/config/ia64/crtbegin.asm
|
|
===================================================================
|
|
--- gcc-3.3.3.orig/gcc/config/ia64/crtbegin.asm 2003-01-25 18:28:42.000000000 +0100
|
|
+++ gcc-3.3.3/gcc/config/ia64/crtbegin.asm 2009-11-20 13:05:21.000000000 +0100
|
|
@@ -48,8 +48,9 @@ __dso_handle:
|
|
data8 __dso_handle#
|
|
#else
|
|
.section .bss
|
|
+ .align 8
|
|
__dso_handle:
|
|
- data8 0
|
|
+ .skip 8
|
|
#endif
|
|
.hidden __dso_handle#
|
|
|
|
@@ -116,11 +117,15 @@ __dso_handle:
|
|
.align 16
|
|
.proc __do_global_dtors_aux#
|
|
__do_global_dtors_aux:
|
|
+ .prologue
|
|
#ifndef SHARED
|
|
{ .mii
|
|
+ .save ar.pfs, r35
|
|
alloc loc3 = ar.pfs, 0, 4, 1, 0
|
|
addl loc0 = @gprel(dtor_ptr#), gp
|
|
+ .save rp, loc1
|
|
mov loc1 = b0
|
|
+ .body
|
|
}
|
|
{ .mib
|
|
mov loc2 = gp
|
|
@@ -133,6 +138,7 @@ __do_global_dtors_aux:
|
|
__cxa_finalize(__dso_handle)
|
|
*/
|
|
{ .mii
|
|
+ .save ar.pfs, r35
|
|
alloc loc3 = ar.pfs, 0, 4, 1, 0
|
|
addl loc0 = @gprel(dtor_ptr#), gp
|
|
addl r16 = @ltoff(@fptr(__cxa_finalize#)), gp
|
|
@@ -148,16 +154,17 @@ __do_global_dtors_aux:
|
|
{ .mmi
|
|
ld8 out0 = [out0]
|
|
(p7) ld8 r18 = [r16], 8
|
|
+ .save rp, loc1
|
|
mov loc1 = b0
|
|
;;
|
|
}
|
|
- { .mfi
|
|
+ { .mmi
|
|
mov loc2 = gp
|
|
+(p7) ld8 gp = [r16]
|
|
(p7) mov b6 = r18
|
|
}
|
|
{
|
|
.mfb
|
|
-(p7) ld8 gp = [r16]
|
|
(p7) br.call.sptk.many b0 = b6
|
|
}
|
|
{ .mfb
|
|
@@ -189,15 +196,14 @@ __do_global_dtors_aux:
|
|
adds r15 = 8, r15
|
|
;;
|
|
}
|
|
- { .mmi
|
|
+ { .mii
|
|
ld8 r16 = [r16]
|
|
- mov gp = loc2
|
|
mov b0 = loc1
|
|
+ mov ar.pfs = loc3
|
|
;;
|
|
}
|
|
{ .mib
|
|
cmp.ne p6, p0 = r0, r16
|
|
- mov ar.pfs = loc3
|
|
(p6) br.cond.sptk.few 0b
|
|
}
|
|
{ .bbb
|
|
@@ -209,7 +215,9 @@ __do_global_dtors_aux:
|
|
.align 16
|
|
.proc __do_jv_register_classes#
|
|
__do_jv_register_classes:
|
|
+ .prologue
|
|
{ .mlx
|
|
+ .save ar.pfs, r34
|
|
alloc loc2 = ar.pfs, 0, 3, 1, 0
|
|
movl out0 = @gprel(__JCR_LIST__)
|
|
;;
|
|
@@ -232,7 +240,9 @@ __do_jv_register_classes:
|
|
}
|
|
{ .mii
|
|
ld8 r15 = [r14], 8
|
|
+ .save rp, loc0
|
|
mov loc0 = b0
|
|
+ .body
|
|
mov loc1 = gp
|
|
;;
|
|
}
|
|
Index: gcc-3.3.3/gcc/config/ia64/crtend.asm
|
|
===================================================================
|
|
--- gcc-3.3.3.orig/gcc/config/ia64/crtend.asm 2003-01-25 18:28:42.000000000 +0100
|
|
+++ gcc-3.3.3/gcc/config/ia64/crtend.asm 2009-11-20 13:05:21.000000000 +0100
|
|
@@ -74,18 +74,22 @@ __JCR_END__:
|
|
#endif
|
|
.proc __do_global_ctors_aux#
|
|
__do_global_ctors_aux:
|
|
+ .prologue
|
|
/*
|
|
for (loc0 = __CTOR_END__-1; *p != -1; --p)
|
|
(*p) ();
|
|
*/
|
|
{ .mlx
|
|
+ .save ar.pfs, r36
|
|
alloc loc4 = ar.pfs, 0, 5, 0, 0
|
|
movl loc0 = @gprel(__CTOR_END__# - 8)
|
|
;;
|
|
}
|
|
{ .mmi
|
|
add loc0 = loc0, gp
|
|
+ .save rp, loc1
|
|
mov loc1 = b0
|
|
+ .body
|
|
;;
|
|
}
|
|
{
|
|
Index: gcc-3.3.3/gcc/config/ia64/ia64.c
|
|
===================================================================
|
|
--- gcc-3.3.3.orig/gcc/config/ia64/ia64.c 2009-11-20 13:04:57.000000000 +0100
|
|
+++ gcc-3.3.3/gcc/config/ia64/ia64.c 2009-11-20 13:05:21.000000000 +0100
|
|
@@ -2885,10 +2885,13 @@ ia64_expand_epilogue (sibcall_p)
|
|
preserve those input registers used as arguments to the sibling call.
|
|
It is unclear how to compute that number here. */
|
|
if (current_frame_info.n_input_regs != 0)
|
|
- emit_insn (gen_alloc (gen_rtx_REG (DImode, fp),
|
|
- GEN_INT (0), GEN_INT (0),
|
|
- GEN_INT (current_frame_info.n_input_regs),
|
|
- GEN_INT (0)));
|
|
+ {
|
|
+ rtx n_inputs = GEN_INT (current_frame_info.n_input_regs);
|
|
+ insn = emit_insn (gen_alloc (gen_rtx_REG (DImode, fp),
|
|
+ GEN_INT (0), GEN_INT (0),
|
|
+ n_inputs, GEN_INT (0)));
|
|
+ RTX_FRAME_RELATED_P (insn) = 1;
|
|
+ }
|
|
}
|
|
}
|
|
|
|
@@ -7446,13 +7449,24 @@ process_set (asm_out_file, pat)
|
|
{
|
|
dest_regno = REGNO (dest);
|
|
|
|
- /* If this isn't the final destination for ar.pfs, the alloc
|
|
- shouldn't have been marked frame related. */
|
|
- if (dest_regno != current_frame_info.reg_save_ar_pfs)
|
|
- abort ();
|
|
-
|
|
- fprintf (asm_out_file, "\t.save ar.pfs, r%d\n",
|
|
- ia64_dbx_register_number (dest_regno));
|
|
+ /* If this is the final destination for ar.pfs, then this must
|
|
+ be the alloc in the prologue. */
|
|
+ if (dest_regno == current_frame_info.reg_save_ar_pfs)
|
|
+ fprintf (asm_out_file, "\t.save ar.pfs, r%d\n",
|
|
+ ia64_dbx_register_number (dest_regno));
|
|
+ else
|
|
+ {
|
|
+ /* This must be an alloc before a sibcall. We must drop the
|
|
+ old frame info. The easiest way to drop the old frame
|
|
+ info is to ensure we had a ".restore sp" directive
|
|
+ followed by a new prologue. If the procedure doesn't
|
|
+ have a memory-stack frame, we'll issue a dummy ".restore
|
|
+ sp" now. */
|
|
+ if (current_frame_info.total_size == 0 && !frame_pointer_needed)
|
|
+ /* if haven't done process_epilogue() yet, do it now */
|
|
+ process_epilogue ();
|
|
+ fprintf (asm_out_file, "\t.prologue\n");
|
|
+ }
|
|
return 1;
|
|
}
|
|
|