diff options
| author | H.J. Lu <hongjiu.lu@intel.com> | 2012-08-24 13:21:55 +0000 |
|---|---|---|
| committer | H.J. Lu <hongjiu.lu@intel.com> | 2012-08-24 13:21:55 +0000 |
| commit | 5348e7a68f5e9505f141d56daf9fd3a5864860fa (patch) | |
| tree | e1b6375b0815774f868b46c58812a17d2acdfef4 /gcc/dwarf2out.c | |
| parent | 4f8ed59be4207255d166b0c2662c892872c9ce08 (diff) | |
Allow arg_pointer_rtx/frame_pointer_rtx for based_loc_descr
gcc/
PR debug/52857
* dwarf2out.c (mem_loc_descriptor): Allow arg_pointer_rtx and
frame_pointer_rtx for based_loc_descr.
gcc/testsuite/
PR debug/52857
* gcc.target/i386/pr52857-1.c: New.
* gcc.target/i386/pr52857-2.c: Likewise.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@190647 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/dwarf2out.c')
| -rw-r--r-- | gcc/dwarf2out.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index 11d925b9432..4c268d48eea 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -11253,6 +11253,8 @@ mem_loc_descriptor (rtx rtl, enum machine_mode mode, case REG: if (GET_MODE_CLASS (mode) != MODE_INT || (GET_MODE_SIZE (mode) > DWARF2_ADDR_SIZE + && rtl != arg_pointer_rtx + && rtl != frame_pointer_rtx #ifdef POINTERS_EXTEND_UNSIGNED && (mode != Pmode || mem_mode == VOIDmode) #endif @@ -11525,7 +11527,9 @@ mem_loc_descriptor (rtx rtl, enum machine_mode mode, case PLUS: plus: if (is_based_loc (rtl) - && GET_MODE_SIZE (mode) <= DWARF2_ADDR_SIZE + && (GET_MODE_SIZE (mode) <= DWARF2_ADDR_SIZE + || XEXP (rtl, 0) == arg_pointer_rtx + || XEXP (rtl, 0) == frame_pointer_rtx) && GET_MODE_CLASS (mode) == MODE_INT) mem_loc_result = based_loc_descr (XEXP (rtl, 0), INTVAL (XEXP (rtl, 1)), |