diff options
Diffstat (limited to 'gcc-4.9/gcc/haifa-sched.c')
| -rw-r--r-- | gcc-4.9/gcc/haifa-sched.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/gcc-4.9/gcc/haifa-sched.c b/gcc-4.9/gcc/haifa-sched.c index e0d467497..2d66e5cab 100644 --- a/gcc-4.9/gcc/haifa-sched.c +++ b/gcc-4.9/gcc/haifa-sched.c @@ -20,7 +20,7 @@ along with GCC; see the file COPYING3. If not see <http://www.gnu.org/licenses/>. */ /* Instruction scheduling pass. This file, along with sched-deps.c, - contains the generic parts. The actual entry point is found for + contains the generic parts. The actual entry point for the normal instruction scheduling pass is found in sched-rgn.c. We compute insn priorities based on data dependencies. Flow @@ -77,12 +77,12 @@ along with GCC; see the file COPYING3. If not see Before reload, an extended analysis of interblock data dependences is required for interblock scheduling. This is performed in - compute_block_backward_dependences (). + compute_block_dependences (). Dependencies set up by memory references are treated in exactly the same way as other dependencies, by using insn backward dependences INSN_BACK_DEPS. INSN_BACK_DEPS are translated into forward dependences - INSN_FORW_DEPS the purpose of forward list scheduling. + INSN_FORW_DEPS for the purpose of forward list scheduling. Having optimized the critical path, we may have also unduly extended the lifetimes of some registers. If an operation requires |