8308277: RISC-V: Improve vectorization of Match.sqrt() on floats

Reviewed-by: fyang
2023-05-19 00:49:28 +00:00 · 2023-05-19 00:49:28 +00:00 · e520cdc882
commit e520cdc882
parent 42948c04b9
1 changed files with 1 additions and 1 deletions
--- a/src/hotspot/cpu/riscv/riscv.ad
+++ b/src/hotspot/cpu/riscv/riscv.ad
@ -7668,7 +7668,7 @@ instruct absD_reg(fRegD dst, fRegD src) %{
 %}

 instruct sqrtF_reg(fRegF dst, fRegF src) %{
-  match(Set dst (ConvD2F (SqrtD (ConvF2D src))));
+  match(Set dst (SqrtF src));

  ins_cost(FSQRT_COST);
  format %{ "fsqrt.s  $dst, $src\t#@sqrtF_reg" %}