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| author | Richard Henderson <rth@redhat.com> | 2003-03-30 12:46:57 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2003-03-30 12:46:57 -0800 |
| commit | e1233a7dc0b2ab2e7d9cb5f0138a9de8f65125e5 (patch) | |
| tree | 1f8da9ec73c4ebabe1b0846460e0317b29ff02a4 /gcc/cse.c | |
| parent | 9b703090abb0b72c28ddfe1804d93bc6af5ec6a0 (diff) | |
| download | gcc-e1233a7dc0b2ab2e7d9cb5f0138a9de8f65125e5.zip gcc-e1233a7dc0b2ab2e7d9cb5f0138a9de8f65125e5.tar.gz gcc-e1233a7dc0b2ab2e7d9cb5f0138a9de8f65125e5.tar.bz2 | |
cfgbuild.c (make_edges): Use tablejump_p.
* cfgbuild.c (make_edges): Use tablejump_p.
* cfgcleanup.c (label_is_jump_target_p): Likewise.
* cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
* cfgrtl.c (flow_delete_block_noexpunge): Likewise.
(try_redirect_by_replacing_jump): Likewise.
(redirect_edge_and_branch): Likewise.
* cse.c (fold_rtx): Likewise.
* jump.c (delete_related_insns): Likewise.
* rtlanal.c (get_jump_table_offset): Likewise.
* ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): Likewise.
From-SVN: r65054
Diffstat (limited to 'gcc/cse.c')
| -rw-r--r-- | gcc/cse.c | 16 |
1 files changed, 5 insertions, 11 deletions
@@ -3352,17 +3352,11 @@ fold_rtx (x, insn) /* If the next insn is a CODE_LABEL followed by a jump table, PC's value is a LABEL_REF pointing to that label. That lets us fold switch statements on the VAX. */ - if (insn && GET_CODE (insn) == JUMP_INSN) - { - rtx next = next_nonnote_insn (insn); - - if (next && GET_CODE (next) == CODE_LABEL - && NEXT_INSN (next) != 0 - && GET_CODE (NEXT_INSN (next)) == JUMP_INSN - && (GET_CODE (PATTERN (NEXT_INSN (next))) == ADDR_VEC - || GET_CODE (PATTERN (NEXT_INSN (next))) == ADDR_DIFF_VEC)) - return gen_rtx_LABEL_REF (Pmode, next); - } + { + rtx next; + if (tablejump_p (insn, &next, NULL)) + return gen_rtx_LABEL_REF (Pmode, next); + } break; case SUBREG: |