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| author | Juzhe-Zhong <juzhe.zhong@rivai.ai> | 2024-01-09 09:24:53 +0800 |
|---|---|---|
| committer | Pan Li <pan2.li@intel.com> | 2024-01-09 18:22:14 +0800 |
| commit | db584633e600840619bfb821d8293094ef26a668 (patch) | |
| tree | 762cc680bc87c5d44fc7c59b4fb09ff45ca0e5ee | |
| parent | 1413af02d62182bc1e19698aaa4dae406f8f13bf (diff) | |
| download | gcc-db584633e600840619bfb821d8293094ef26a668.zip gcc-db584633e600840619bfb821d8293094ef26a668.tar.gz gcc-db584633e600840619bfb821d8293094ef26a668.tar.bz2 | |
RISC-V: Fix loop invariant check
As Robin suggested, remove gimple_uid check which is sufficient for our need.
Tested on both RV32/RV64 no regression, ok for trunk ?
gcc/ChangeLog:
* config/riscv/riscv-vector-costs.cc (loop_invariant_op_p): Fix loop invariant check.
| -rw-r--r-- | gcc/config/riscv/riscv-vector-costs.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/config/riscv/riscv-vector-costs.cc b/gcc/config/riscv/riscv-vector-costs.cc index 3bae581..f4a1a78 100644 --- a/gcc/config/riscv/riscv-vector-costs.cc +++ b/gcc/config/riscv/riscv-vector-costs.cc @@ -241,7 +241,7 @@ loop_invariant_op_p (class loop *loop, if (SSA_NAME_IS_DEFAULT_DEF (op) || !flow_bb_inside_loop_p (loop, gimple_bb (SSA_NAME_DEF_STMT (op)))) return true; - return gimple_uid (SSA_NAME_DEF_STMT (op)) & 1; + return false; } /* Return true if the variable should be counted into liveness. */ |