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| author | Jeffrey A Law <law@cygnus.com> | 2001-04-18 03:39:19 +0000 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 2001-04-17 21:39:19 -0600 |
| commit | b9c81bcb53beda99725d20443095a0b84220e0f4 (patch) | |
| tree | 4b7f52c935d74c0c9289157d32b74193a691ed97 /gcc | |
| parent | 2f4e671dfa34c623211bba2214b54cf2d663af11 (diff) | |
| download | gcc-b9c81bcb53beda99725d20443095a0b84220e0f4.zip gcc-b9c81bcb53beda99725d20443095a0b84220e0f4.tar.gz gcc-b9c81bcb53beda99725d20443095a0b84220e0f4.tar.bz2 | |
jump.c (mark_all_labels): Canonicalize the tail recursion label attached to CALL_PLACEHOLDER insns.
* jump.c (mark_all_labels): Canonicalize the tail recursion
label attached to CALL_PLACEHOLDER insns.
From-SVN: r41400
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/jump.c | 11 |
2 files changed, 16 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index bf154e8..577a11d 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com) + + * jump.c (mark_all_labels): Canonicalize the tail recursion + label attached to CALL_PLACEHOLDER insns. + 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * output.h (dump_flow_info, free_basic_block_vars, @@ -843,6 +843,17 @@ mark_all_labels (f, cross_jump) mark_all_labels (XEXP (PATTERN (insn), 0), cross_jump); mark_all_labels (XEXP (PATTERN (insn), 1), cross_jump); mark_all_labels (XEXP (PATTERN (insn), 2), cross_jump); + + /* Canonicalize the tail recursion label attached to the + CALL_PLACEHOLDER insn. */ + if (XEXP (PATTERN (insn), 3)) + { + rtx label_ref = gen_rtx_LABEL_REF (VOIDmode, + XEXP (PATTERN (insn), 3)); + mark_jump_label (label_ref, insn, cross_jump, 0); + XEXP (PATTERN (insn), 3) = XEXP (label_ref, 0); + } + continue; } |