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| author | Jakub Jelinek <jakub@redhat.com> | 2010-09-30 21:24:10 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2010-09-30 21:24:10 +0200 |
| commit | bb6b5461d12495403054e2a8fc7a73d753ebd90c (patch) | |
| tree | c2b9860f187de8eb731604c9b74b451d3893dcfe | |
| parent | 140d4effd556b7da4a322f8d34c2dde6758d09e7 (diff) | |
| download | gcc-bb6b5461d12495403054e2a8fc7a73d753ebd90c.zip gcc-bb6b5461d12495403054e2a8fc7a73d753ebd90c.tar.gz gcc-bb6b5461d12495403054e2a8fc7a73d753ebd90c.tar.bz2 | |
* dwarf2out.c (mem_loc_descriptor): Handle IF_THEN_ELSE.
From-SVN: r164762
| -rw-r--r-- | gcc/ChangeLog | 2 | ||||
| -rw-r--r-- | gcc/dwarf2out.c | 26 |
2 files changed, 27 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ae7d85d..9f3bccc 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,7 @@ 2010-09-30 Jakub Jelinek <jakub@redhat.com> + * dwarf2out.c (mem_loc_descriptor): Handle IF_THEN_ELSE. + PR tree-optimization/31261 * fold-const.c (fold_binary): Optimize ((A & N) + B) & M for constants M and N, M == (1LL << cst) - 1 && (N & M) == M. diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index 735a0c2..9136eaa 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -14162,8 +14162,32 @@ mem_loc_descriptor (rtx rtl, enum machine_mode mode, } break; - case COMPARE: case IF_THEN_ELSE: + { + dw_loc_descr_ref op2, bra_node, drop_node; + op0 = mem_loc_descriptor (XEXP (rtl, 0), mode, + VAR_INIT_STATUS_INITIALIZED); + op1 = mem_loc_descriptor (XEXP (rtl, 1), mode, + VAR_INIT_STATUS_INITIALIZED); + op2 = mem_loc_descriptor (XEXP (rtl, 2), mode, + VAR_INIT_STATUS_INITIALIZED); + if (op0 == NULL || op1 == NULL || op2 == NULL) + break; + + mem_loc_result = op1; + add_loc_descr (&mem_loc_result, op2); + add_loc_descr (&mem_loc_result, op0); + bra_node = new_loc_descr (DW_OP_bra, 0, 0); + add_loc_descr (&mem_loc_result, bra_node); + add_loc_descr (&mem_loc_result, new_loc_descr (DW_OP_swap, 0, 0)); + drop_node = new_loc_descr (DW_OP_drop, 0, 0); + add_loc_descr (&mem_loc_result, drop_node); + bra_node->dw_loc_oprnd1.val_class = dw_val_class_loc; + bra_node->dw_loc_oprnd1.v.val_loc = drop_node; + } + break; + + case COMPARE: case ROTATE: case ROTATERT: case TRUNCATE: |