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| author | Mircea Namolaru <namolaru@il.ibm.com> | 2006-05-30 07:53:02 +0000 |
|---|---|---|
| committer | Olga Golovanevsky <olga@gcc.gnu.org> | 2006-05-30 07:53:02 +0000 |
| commit | 5f431007f1a4d5a23578bbef6cbe7b4402bbb40e (patch) | |
| tree | 1bb4924799172a87305974be9521497fb6a0ad2b | |
| parent | 55b2de7516de84ee94926fd4466ceb34c49a93c3 (diff) | |
| download | gcc-5f431007f1a4d5a23578bbef6cbe7b4402bbb40e.zip gcc-5f431007f1a4d5a23578bbef6cbe7b4402bbb40e.tar.gz gcc-5f431007f1a4d5a23578bbef6cbe7b4402bbb40e.tar.bz2 | |
fix for see
From-SVN: r114230
| -rw-r--r-- | gcc/see.c | 12 |
1 files changed, 10 insertions, 2 deletions
@@ -674,6 +674,10 @@ see_get_extension_reg (rtx extension, bool return_dest_reg) rtx reg1 = NULL; rtx reg2 = NULL; + /* Parallel pattern for extension not supported for the moment. */ + if (GET_CODE (PATTERN (extension)) == PARALLEL) + return NULL; + set = single_set (extension); if (!set) return NULL; @@ -719,6 +723,10 @@ see_get_extension_data (rtx extension, enum machine_mode *source_mode) if (!extension || !INSN_P (extension)) return UNKNOWN; + /* Parallel pattern for extension not supported for the moment. */ + if (GET_CODE (PATTERN (extension)) == PARALLEL) + return NOT_RELEVANT; + set = single_set (extension); if (!set) return NOT_RELEVANT; @@ -3462,8 +3470,8 @@ see_analyze_one_def (rtx insn, enum machine_mode *source_mode, relevant. Handling this extension as relevant would make things much more complicated. */ next_insn = NEXT_INSN (insn); - if (prev_insn - && INSN_P (prev_insn) + if (next_insn + && INSN_P (next_insn) && (see_get_extension_data (next_insn, &next_source_mode) != NOT_RELEVANT)) { |