From fa54abb8c298f892639ffc4bc2f61448ac3be4a1 Mon Sep 17 00:00:00 2001 From: Peter Maydell Date: Thu, 20 Apr 2017 18:30:21 +0100 Subject: Drop QEMU_GNUC_PREREQ() checks for gcc older than 4.1 We already require gcc 4.1 or newer (for the atomic support), so the fallback codepaths for older gcc versions than that are now dead code and we can just delete them. NB: clang reports itself as gcc 4.2 (regardless of clang version), so clang won't be using the fallbacks either. Signed-off-by: Peter Maydell Reviewed-by: Markus Armbruster --- tcg/arm/tcg-target.h | 7 ------- 1 file changed, 7 deletions(-) (limited to 'tcg') diff --git a/tcg/arm/tcg-target.h b/tcg/arm/tcg-target.h index 09a19c6f35..75ea247bc4 100644 --- a/tcg/arm/tcg-target.h +++ b/tcg/arm/tcg-target.h @@ -130,14 +130,7 @@ enum { static inline void flush_icache_range(uintptr_t start, uintptr_t stop) { -#if QEMU_GNUC_PREREQ(4, 1) __builtin___clear_cache((char *) start, (char *) stop); -#else - register uintptr_t _beg __asm("a1") = start; - register uintptr_t _end __asm("a2") = stop; - register uintptr_t _flg __asm("a3") = 0; - __asm __volatile__ ("swi 0x9f0002" : : "r" (_beg), "r" (_end), "r" (_flg)); -#endif } #endif -- cgit v1.2.3