linux-user/elfload: Move GET_FEATURE macro out of get_elf_hwcap() body

As we are going to add more macros, keep the function body clear.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20201214003215.344522-2-f4bug@amsat.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>

linux-user/elfload.c

@@ -989,22 +989,22 @@ enum {
 
 #define ELF_HWCAP get_elf_hwcap()
 
+#define GET_FEATURE(_flag, _hwcap) \
+    do { if (cpu->env.insn_flags & (_flag)) { hwcaps |= _hwcap; } } while (0)
+
 static uint32_t get_elf_hwcap(void)
 {
     MIPSCPU *cpu = MIPS_CPU(thread_cpu);
     uint32_t hwcaps = 0;
 
-#define GET_FEATURE(flag, hwcap) \
-    do { if (cpu->env.insn_flags & (flag)) { hwcaps |= hwcap; } } while (0)
-
     GET_FEATURE(ISA_MIPS32R6 | ISA_MIPS64R6, HWCAP_MIPS_R6);
     GET_FEATURE(ASE_MSA, HWCAP_MIPS_MSA);
 
-#undef GET_FEATURE
-
     return hwcaps;
 }
 
+#undef GET_FEATURE
+
 #endif /* TARGET_MIPS */
 
 #ifdef TARGET_MICROBLAZE