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authorUlrich Weigand <uweigand@de.ibm.com>2004-04-13 23:27:43 +0000
committerUlrich Weigand <uweigand@gcc.gnu.org>2004-04-13 23:27:43 +0000
commit9532c14fb5503b0e7f5ceb988fe1d71ad122c96b (patch)
tree2c3bb45f92559cc98b9e47b327a6e8c58d0b48ad /gcc
parentd5a46acb57a7dfd7d9caad33f6c0cb6a56c48dba (diff)
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reload1.c (emit_reload_insns): Set reg_has_output_reload to one after setting reg_last_reload_reg for optional...
* reload1.c (emit_reload_insns): Set reg_has_output_reload to one after setting reg_last_reload_reg for optional output reloads. From-SVN: r80666
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/reload1.c4
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index ae06d12..face0c9 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2004-04-13 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * reload1.c (emit_reload_insns): Set reg_has_output_reload to one
+ after setting reg_last_reload_reg for optional output reloads.
+
2004-04-12 Fariborz Jahanian <fjahanian@apple.com>
* config/rs6000/altivec.h (vec_mergeh, vec_mergel):
diff --git a/gcc/reload1.c b/gcc/reload1.c
index ce7bf83..56f02c9 100644
--- a/gcc/reload1.c
+++ b/gcc/reload1.c
@@ -7324,6 +7324,10 @@ emit_reload_insns (struct insn_chain *chain)
CLEAR_HARD_REG_BIT (reg_reloaded_died, src_regno);
}
reg_last_reload_reg[nregno] = src_reg;
+ /* We have to set reg_has_output_reload here, or else
+ forget_old_reloads_1 will clear reg_last_reload_reg
+ right away. */
+ reg_has_output_reload[nregno] = 1;
}
}
else