https://gcc.gnu.org/g:aa2ab7b79a87c25d113752401a6026c6823dfe57
commit r14-9826-gaa2ab7b79a87c25d113752401a6026c6823dfe57
Author: demin.han <demin....@starfivetech.com>
Date: Mon Apr 1 16:20:46 2024 +0800
RISC-V: Minor fix for max_point
The program points start from 1, so max_point should be equal to
length().
Tested on RV64 and no regression.
gcc/ChangeLog:
* config/riscv/riscv-vector-costs.cc: Use length()
Signed-off-by: demin.han <demin....@starfivetech.com>
Diff:
---
gcc/config/riscv/riscv-vector-costs.cc | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/gcc/config/riscv/riscv-vector-costs.cc
b/gcc/config/riscv/riscv-vector-costs.cc
index f462c272a6e..5ceb313c118 100644
--- a/gcc/config/riscv/riscv-vector-costs.cc
+++ b/gcc/config/riscv/riscv-vector-costs.cc
@@ -752,7 +752,7 @@ update_local_live_ranges (
We will be likely using one more vector variable. */
unsigned int max_point
- = (*program_points_per_bb.get (bb)).length () - 1;
+ = (*program_points_per_bb.get (bb)).length ();
auto *live_ranges = live_ranges_per_bb.get (bb);
bool existed_p = false;
tree var = type == load_vec_info_type
