diff options
Diffstat (limited to 'gcc/common')
| -rw-r--r-- | gcc/common/config/riscv/riscv-common.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/common/config/riscv/riscv-common.cc b/gcc/common/config/riscv/riscv-common.cc index 860c852..526dbb7 100644 --- a/gcc/common/config/riscv/riscv-common.cc +++ b/gcc/common/config/riscv/riscv-common.cc @@ -1495,6 +1495,10 @@ riscv_subset_list::parse (const char *arch, location_t loc) error_at (loc, "%<-march=%s%>: z*inx conflicts with floating-point " "extensions", arch); + /* 'H' hypervisor extension requires base ISA with 32 registers. */ + if (subset_list->lookup ("e") && subset_list->lookup ("h")) + error_at (loc, "%<-march=%s%>: h extension requires i extension", arch); + return subset_list; fail: |