The Zvqdotq extension is the vector dot-product extension of RISC-V.
Reviewed-by: Daniel Henrique Barboza <[email protected]>
Signed-off-by: Max Chou <[email protected]>
---
target/riscv/cpu.c | 1 +
target/riscv/cpu_cfg_fields.h.inc | 1 +
target/riscv/tcg/tcg-cpu.c | 5 +++++
3 files changed, 7 insertions(+)
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index ffd98e8eed..a295ddefdd 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -206,6 +206,7 @@ const RISCVIsaExtData isa_edata_arr[] = {
ISA_EXT_DATA_ENTRY(zvksg, PRIV_VERSION_1_12_0, ext_zvksg),
ISA_EXT_DATA_ENTRY(zvksh, PRIV_VERSION_1_12_0, ext_zvksh),
ISA_EXT_DATA_ENTRY(zvkt, PRIV_VERSION_1_12_0, ext_zvkt),
+ ISA_EXT_DATA_ENTRY(zvqdotq, PRIV_VERSION_1_13_0, ext_zvqdotq),
ISA_EXT_DATA_ENTRY(zhinx, PRIV_VERSION_1_12_0, ext_zhinx),
ISA_EXT_DATA_ENTRY(zhinxmin, PRIV_VERSION_1_12_0, ext_zhinxmin),
ISA_EXT_DATA_ENTRY(sdtrig, PRIV_VERSION_1_12_0, debug),
diff --git a/target/riscv/cpu_cfg_fields.h.inc
b/target/riscv/cpu_cfg_fields.h.inc
index 70ec650abf..44224ef3d7 100644
--- a/target/riscv/cpu_cfg_fields.h.inc
+++ b/target/riscv/cpu_cfg_fields.h.inc
@@ -103,6 +103,7 @@ BOOL_FIELD(ext_zvfbfmin)
BOOL_FIELD(ext_zvfbfwma)
BOOL_FIELD(ext_zvfh)
BOOL_FIELD(ext_zvfhmin)
+BOOL_FIELD(ext_zvqdotq)
BOOL_FIELD(ext_smaia)
BOOL_FIELD(ext_ssaia)
BOOL_FIELD(ext_smctr)
diff --git a/target/riscv/tcg/tcg-cpu.c b/target/riscv/tcg/tcg-cpu.c
index 988b2d905f..924f1728e0 100644
--- a/target/riscv/tcg/tcg-cpu.c
+++ b/target/riscv/tcg/tcg-cpu.c
@@ -783,6 +783,11 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu,
Error **errp)
return;
}
+ if (cpu->cfg.ext_zvqdotq && !cpu->cfg.ext_zve32x) {
+ error_setg(errp, "Zvqdotq extension requires V or Zve* extensions");
+ return;
+ }
+
if ((cpu->cfg.ext_zvbc || cpu->cfg.ext_zvknhb) && !cpu->cfg.ext_zve64x) {
error_setg(
errp,
--
2.43.7
