Message ID | 1443627027-2193-4-git-send-email-james.hogan@imgtec.com |
---|---|
State | New |
Headers | show |
On 10/01/2015 01:30 AM, James Hogan wrote: > Add definition use_mips32r6_instructions to the MIPS TCG backend which > is constant 1 when built for MIPS release 6. This will be used to decide > between pre-R6 and R6 instruction encodings. > > Signed-off-by: James Hogan <james.hogan@imgtec.com> > Cc: Richard Henderson <rth@twiddle.net> > Cc: Aurelien Jarno <aurelien@aurel32.net> > --- Reviewed-by: Richard Henderson <rth@twiddle.net> r~
diff --git a/tcg/mips/tcg-target.h b/tcg/mips/tcg-target.h index f5ba52cacfe5..e579c10b9aaa 100644 --- a/tcg/mips/tcg-target.h +++ b/tcg/mips/tcg-target.h @@ -96,6 +96,13 @@ extern bool use_mips32_instructions; extern bool use_mips32r2_instructions; #endif +/* MIPS32R6 instruction set detection */ +#if defined(__mips_isa_rev) && (__mips_isa_rev >= 6) +#define use_mips32r6_instructions 1 +#else +#define use_mips32r6_instructions 0 +#endif + /* optional instructions */ #define TCG_TARGET_HAS_div_i32 1 #define TCG_TARGET_HAS_rem_i32 1
Add definition use_mips32r6_instructions to the MIPS TCG backend which is constant 1 when built for MIPS release 6. This will be used to decide between pre-R6 and R6 instruction encodings. Signed-off-by: James Hogan <james.hogan@imgtec.com> Cc: Richard Henderson <rth@twiddle.net> Cc: Aurelien Jarno <aurelien@aurel32.net> --- tcg/mips/tcg-target.h | 7 +++++++ 1 file changed, 7 insertions(+)