[PULL 21/60] semihosting: Split is_64bit_semihosting per target

[Richard Henderson <richard.henderson@linaro.org>]

We already have some larger ifdef blocks for ARM and RISCV;
split the function into multiple implementations per arch.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 semihosting/arm-compat-semi.c | 19 ++++++++-----------
 1 file changed, 8 insertions(+), 11 deletions(-)

diff --git a/semihosting/arm-compat-semi.c b/semihosting/arm-compat-semi.c
index a9e488886a..d2ce214078 100644
--- a/semihosting/arm-compat-semi.c
+++ b/semihosting/arm-compat-semi.c
@@ -213,6 +213,10 @@ common_semi_sys_exit_extended(CPUState *cs, int nr)
     return (nr == TARGET_SYS_EXIT_EXTENDED || is_a64(cs->env_ptr));
 }
 
+static inline bool is_64bit_semihosting(CPUArchState *env)
+{
+    return is_a64(env);
+}
 #endif /* TARGET_ARM */
 
 #ifdef TARGET_RISCV
@@ -238,6 +242,10 @@ common_semi_sys_exit_extended(CPUState *cs, int nr)
     return (nr == TARGET_SYS_EXIT_EXTENDED || sizeof(target_ulong) == 8);
 }
 
+static inline bool is_64bit_semihosting(CPUArchState *env)
+{
+    return riscv_cpu_mxl(env) != MXL_RV32;
+}
 #endif
 
 /*
@@ -587,17 +595,6 @@ static const GuestFDFunctions guestfd_fns[] = {
  * call if the memory read fails. Eventually we could use a generic
  * CPUState helper function here.
  */
-static inline bool is_64bit_semihosting(CPUArchState *env)
-{
-#if defined(TARGET_ARM)
-    return is_a64(env);
-#elif defined(TARGET_RISCV)
-    return riscv_cpu_mxl(env) != MXL_RV32;
-#else
-#error un-handled architecture
-#endif
-}
-
 
 #define GET_ARG(n) do {                                 \
     if (is_64bit_semihosting(env)) {                    \
-- 
2.34.1