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cputlb: Disable __always_inline__ without optimization 

This forced inlining can result in missing symbols,
which makes a debugging build harder to follow.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
master
Richard Henderson 2019-09-10 12:02:36 -04:00
parent 1f6f2b34ad
commit c6b716cdc0
2 changed files with 13 additions and 2 deletions
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4
accel/tcg/cputlb.c
View File

@ -1281,7 +1281,7 @@ static void *atomic_mmu_lookup(CPUArchState *env, target_ulong addr,
typedef uint64_t FullLoadHelper(CPUArchState *env, target_ulong addr,
TCGMemOpIdx oi, uintptr_t retaddr);
static inline uint64_t __attribute__((always_inline))
static inline uint64_t QEMU_ALWAYS_INLINE
load_helper(CPUArchState *env, target_ulong addr, TCGMemOpIdx oi,
uintptr_t retaddr, MemOp op, bool code_read,
FullLoadHelper *full_load)
@ -1530,7 +1530,7 @@ tcg_target_ulong helper_be_ldsl_mmu(CPUArchState *env, target_ulong addr,
* Store Helpers
*/
static inline void __attribute__((always_inline))
static inline void QEMU_ALWAYS_INLINE
store_helper(CPUArchState *env, target_ulong addr, uint64_t val,
TCGMemOpIdx oi, uintptr_t retaddr, MemOp op)
{

11
include/qemu/compiler.h
View File

@ -170,6 +170,17 @@
# define QEMU_NONSTRING
#endif
/*
* Forced inlining may be desired to encourage constant propagation
* of function parameters. However, it can also make debugging harder,
* so disable it for a non-optimizing build.
*/
#if defined(__OPTIMIZE__)
#define QEMU_ALWAYS_INLINE __attribute__((always_inline))
#else
#define QEMU_ALWAYS_INLINE
#endif
/* Implement C11 _Generic via GCC builtins. Example:
*
* QEMU_GENERIC(x, (float, sinf), (long double, sinl), sin) (x)