diff mbox series

[Stable-8.2.3,69/87] target/riscv: rvv: Remove the dependency of Zvfbfmin to Zfbfmin

Message ID 20240410072303.4191455-69-mjt@tls.msk.ru
State New
Headers show
Series Patch Round-up for stable 8.2.3, freeze on 2024-04-20 | expand

Commit Message

Michael Tokarev April 10, 2024, 7:22 a.m. UTC 
From: Max Chou <max.chou@sifive.com>

According to the Zvfbfmin definition in the RISC-V BF16 extensions spec,
the Zvfbfmin extension only requires either the V extension or the
Zve32f extension.

Signed-off-by: Max Chou <max.chou@sifive.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-ID: <20240321170929.1162507-1-max.chou@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
(cherry picked from commit c9b07fe14d3525cd3f2fc01f46eeb3d4ed7c3603)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
diff mbox series

Patch

diff --git a/target/riscv/tcg/tcg-cpu.c b/target/riscv/tcg/tcg-cpu.c
index 8a35683a34..b437180b27 100644
--- a/target/riscv/tcg/tcg-cpu.c
+++ b/target/riscv/tcg/tcg-cpu.c
@@ -417,11 +417,6 @@  void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, Error **errp)
         return;
     }
 
-    if (cpu->cfg.ext_zvfbfmin && !cpu->cfg.ext_zfbfmin) {
-        error_setg(errp, "Zvfbfmin extension depends on Zfbfmin extension");
-        return;
-    }
-
     if (cpu->cfg.ext_zvfbfmin && !cpu->cfg.ext_zve32f) {
         error_setg(errp, "Zvfbfmin extension depends on Zve32f extension");
         return;