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| author | James Hogan <james.hogan@imgtec.com> | 2015-10-02 13:24:14 +0100 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2015-10-19 11:04:38 -1000 |
| commit | ce14bd4d469f3a14f6cbfceb6360aee066a60d72 (patch) | |
| tree | cec343b5326f31d69954c6dd94bdb933dfc94a67 /tcg/mips | |
| parent | d76f36535099b5d3d880c5e3ac1d411420c8a086 (diff) | |
| download | qemu-ce14bd4d469f3a14f6cbfceb6360aee066a60d72.zip qemu-ce14bd4d469f3a14f6cbfceb6360aee066a60d72.tar.gz qemu-ce14bd4d469f3a14f6cbfceb6360aee066a60d72.tar.bz2 | |
tcg/mips: Add use_mips32r6_instructions definition
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.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: James Hogan <james.hogan@imgtec.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Message-Id: <1443788657-14537-4-git-send-email-james.hogan@imgtec.com>
Diffstat (limited to 'tcg/mips')
| -rw-r--r-- | tcg/mips/tcg-target.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/tcg/mips/tcg-target.h b/tcg/mips/tcg-target.h index f5ba52c..e579c10 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 |