Hi,
The patch fixes 1st fail in darwin bootstarp.
When PIC register is pseudo we don't need to init it after setjmp or
non local goto.
Is it ok?
ChangeLog:
2014-10-17 Evgeny Stupachenko <evstu...@gmail.com>
PR target/63534
* config/i386/i386.c (builtin_setjmp_receiver): Delete.
(nonlocal_goto_receiver): Ditto.
diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md
index 624a1c1..fc3776f 100644
--- a/gcc/config/i386/i386.md
+++ b/gcc/config/i386/i386.md
@@ -16927,57 +16927,6 @@
"* return output_probe_stack_range (operands[0], operands[2]);"
[(set_attr "type" "multi")])
-(define_expand "builtin_setjmp_receiver"
- [(label_ref (match_operand 0))]
- "!TARGET_64BIT && flag_pic"
-{
-#if TARGET_MACHO
- if (TARGET_MACHO)
- {
- rtx xops[3];
- rtx picreg = gen_rtx_REG (Pmode, PIC_OFFSET_TABLE_REGNUM);
- rtx_code_label *label_rtx = gen_label_rtx ();
- emit_insn (gen_set_got_labelled (pic_offset_table_rtx, label_rtx));
- xops[0] = xops[1] = picreg;
- xops[2] = machopic_gen_offset (gen_rtx_LABEL_REF (SImode, label_rtx));
- ix86_expand_binary_operator (MINUS, SImode, xops);
- }
- else
-#endif
- emit_insn (gen_set_got (pic_offset_table_rtx));
- DONE;
-})
-
-(define_insn_and_split "nonlocal_goto_receiver"
- [(unspec_volatile [(const_int 0)] UNSPECV_NLGR)]
- "TARGET_MACHO && !TARGET_64BIT && flag_pic"
- "#"
- "&& reload_completed"
- [(const_int 0)]
-{
- if (crtl->uses_pic_offset_table)
- {
- rtx xops[3];
- rtx label_rtx = gen_label_rtx ();
- rtx tmp;
-
- /* Get a new pic base. */
- emit_insn (gen_set_got_labelled (pic_offset_table_rtx, label_rtx));
- /* Correct this with the offset from the new to the old. */
- xops[0] = xops[1] = pic_offset_table_rtx;
- label_rtx = gen_rtx_LABEL_REF (SImode, label_rtx);
- tmp = gen_rtx_UNSPEC (Pmode, gen_rtvec (1, label_rtx),
- UNSPEC_MACHOPIC_OFFSET);
- xops[2] = gen_rtx_CONST (Pmode, tmp);
- ix86_expand_binary_operator (MINUS, SImode, xops);
- }
- else
- /* No pic reg restore needed. */
- emit_note (NOTE_INSN_DELETED);
-
- DONE;
-})
-
;; Avoid redundant prefixes by splitting HImode arithmetic to SImode.
;; Do not split instructions with mask registers.
(define_split
