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| author | Jakub Jelinek <jakub@redhat.com> | 2011-09-07 09:32:46 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2011-09-07 09:32:46 +0200 |
| commit | 5d506c7788d7a5eef80c04f1073f6373fc4021aa (patch) | |
| tree | d037890424ed98467b076d3cbfb4d95937c261ce /gcc/dwarf2out.c | |
| parent | 990b7842d47b9f34630495b328fe1e0e1749560d (diff) | |
| download | gcc-5d506c7788d7a5eef80c04f1073f6373fc4021aa.zip gcc-5d506c7788d7a5eef80c04f1073f6373fc4021aa.tar.gz gcc-5d506c7788d7a5eef80c04f1073f6373fc4021aa.tar.bz2 | |
re PR rtl-optimization/50191 (Strange debug insn produced for TOC compiling 416.gamess with profile-generate)
PR debug/50191
* dwarf2out.c (mem_loc_descriptor) <case MEM>: Try
avoid_constant_pool_reference first instead of last.
From-SVN: r178625
Diffstat (limited to 'gcc/dwarf2out.c')
| -rw-r--r-- | gcc/dwarf2out.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index a38bcf8..c11f666 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -11695,12 +11695,22 @@ mem_loc_descriptor (rtx rtl, enum machine_mode mode, break; case MEM: + { + rtx new_rtl = avoid_constant_pool_reference (rtl); + if (new_rtl != rtl) + { + mem_loc_result = mem_loc_descriptor (new_rtl, mode, mem_mode, + initialized); + if (mem_loc_result != NULL) + return mem_loc_result; + } + } mem_loc_result = mem_loc_descriptor (XEXP (rtl, 0), get_address_mode (rtl), mode, VAR_INIT_STATUS_INITIALIZED); if (mem_loc_result == NULL) mem_loc_result = tls_mem_loc_descriptor (rtl); - if (mem_loc_result != 0) + if (mem_loc_result != NULL) { if (GET_MODE_SIZE (mode) > DWARF2_ADDR_SIZE || GET_MODE_CLASS (mode) != MODE_INT) @@ -11728,12 +11738,6 @@ mem_loc_descriptor (rtx rtl, enum machine_mode mode, new_loc_descr (DW_OP_deref_size, GET_MODE_SIZE (mode), 0)); } - else - { - rtx new_rtl = avoid_constant_pool_reference (rtl); - if (new_rtl != rtl) - return mem_loc_descriptor (new_rtl, mode, mem_mode, initialized); - } break; case LO_SUM: |