Commit 2bb8656d authored by Richard Henderson's avatar Richard Henderson
Browse files

tcg: Tidy generated code for tcg_outN 



Aliasing was forcing s->code_ptr to be re-read after the store.
Keep the pointer in a local variable to help the compiler.

Signed-off-by: default avatarRichard Henderson <rth@twiddle.net>
parent f7ad538e

tcg/tcg.c

+6 −4
Original line number Diff line number Diff line
@@ -121,14 +121,16 @@ static inline void tcg_out8(TCGContext *s, uint8_t v) 


static inline void tcg_out16(TCGContext *s, uint16_t v)

{

    *(uint16_t *)s->code_ptr = v;

    s->code_ptr += 2;

    uint8_t *p = s->code_ptr;

    *(uint16_t *)p = v;

    s->code_ptr = p + 2;

}



static inline void tcg_out32(TCGContext *s, uint32_t v)

{

    *(uint32_t *)s->code_ptr = v;

    s->code_ptr += 4;

    uint8_t *p = s->code_ptr;

    *(uint32_t *)p = v;

    s->code_ptr = p + 4;

}



/* label relocation processing */