target/riscv: Fix vfwmaccbf16.vf

The operator (fwmacc16) of vfwmaccbf16.vf helper function should be
replaced by fwmaccbf16.

Fixes: adf772b0f7 ("target/riscv: Add support for Zvfbfwma extension")
Signed-off-by: Max Chou <max.chou@sifive.com>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20231005095734.567575-1-max.chou@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
(cherry picked from commit 837570cef237b634eb4c245363470deebea7089d)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c
index a059ef3..35c9734 100644
--- a/target/riscv/vector_helper.c
+++ b/target/riscv/vector_helper.c
@@ -3562,7 +3562,7 @@
 
 RVVCALL(OPFVV3, vfwmaccbf16_vv, WOP_UUU_H, H4, H2, H2, fwmaccbf16)
 GEN_VEXT_VV_ENV(vfwmaccbf16_vv, 4)
-RVVCALL(OPFVF3, vfwmaccbf16_vf, WOP_UUU_H, H4, H2, fwmacc16)
+RVVCALL(OPFVF3, vfwmaccbf16_vf, WOP_UUU_H, H4, H2, fwmaccbf16)
 GEN_VEXT_VF(vfwmaccbf16_vf, 4)
 
 static uint32_t fwnmacc16(uint16_t a, uint16_t b, uint32_t d, float_status *s)