linux-user: Move get_elf_hwcap to riscv/elfload.c

Change the return type to abi_ulong, and pass in the cpu.
As this is the last instance of get_elf_hwcap to be converted,
remove the ifdef around the declaration in loader.h.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 12 insertions, 0 deletions

diff --git a/linux-user/riscv/elfload.c b/linux-user/riscv/elfload.c
index f92adb7308..2e7d622232 100644
--- a/linux-user/riscv/elfload.c
+++ b/linux-user/riscv/elfload.c
@@ -9,3 +9,15 @@ const char *get_elf_cpu_model(uint32_t eflags)
 {
     return "max";
 }
+
+abi_ulong get_elf_hwcap(CPUState *cs)
+{
+#define MISA_BIT(EXT) (1 << (EXT - 'A'))
+    RISCVCPU *cpu = RISCV_CPU(cs);
+    uint32_t mask = MISA_BIT('I') | MISA_BIT('M') | MISA_BIT('A')
+                    | MISA_BIT('F') | MISA_BIT('D') | MISA_BIT('C')
+                    | MISA_BIT('V');
+
+    return cpu->env.misa_ext & mask;
+#undef MISA_BIT
+}