RISC-V: Fix one comment for binop_frm insn

The previous patch missed the vfsub comment for binop_frm, this
patch would like to fix this.

Signed-off-by: Pan Li <pan2.li@intel.com>
gcc/ChangeLog:

	* config/riscv/riscv-vector-builtins-bases.cc: Add vfsub.

diff --git a/gcc/config/riscv/riscv-vector-builtins-bases.cc b/gcc/config/riscv/riscv-vector-builtins-bases.cc
index 3adc11138a338946c21acac39fa411bf86eeff30..36c9aadd19c4dffd4a9cac4e254dbefea253edf4 100644 (file)
--- a/gcc/config/riscv/riscv-vector-builtins-bases.cc
+++ b/gcc/config/riscv/riscv-vector-builtins-bases.cc
@@ -277,6 +277,7 @@ public:
 
 /* Implements below instructions for now.
    - vfadd
+   - vfsub
    - vfmul
 */
 template<rtx_code CODE>