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author | Richard Henderson <rth@twiddle.net> | 2016-10-14 12:04:32 -0500 |
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committer | Richard Henderson <rth@twiddle.net> | 2017-01-10 07:59:11 -0800 |
commit | 7ec8bab3deae643b1ce579c2d65a244f30708330 (patch) | |
tree | e017911ab6448bf6878220ff174d7119ba9f19b1 /tcg/tcg.h | |
parent | 41a0e54756a9ae6b60be34bb33302a7e085fdb07 (diff) | |
download | qemu-7ec8bab3deae643b1ce579c2d65a244f30708330.zip qemu-7ec8bab3deae643b1ce579c2d65a244f30708330.tar.gz qemu-7ec8bab3deae643b1ce579c2d65a244f30708330.tar.bz2 |
tcg: Add field extraction primitives
Adds tcg_gen_extract_* and tcg_gen_sextract_* for extraction of
fixed position bitfields, much like we already have for deposit.
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'tcg/tcg.h')
-rw-r--r-- | tcg/tcg.h | 8 |
1 files changed, 8 insertions, 0 deletions
@@ -112,6 +112,8 @@ typedef uint64_t TCGRegSet; #define TCG_TARGET_HAS_nand_i64 0 #define TCG_TARGET_HAS_nor_i64 0 #define TCG_TARGET_HAS_deposit_i64 0 +#define TCG_TARGET_HAS_extract_i64 0 +#define TCG_TARGET_HAS_sextract_i64 0 #define TCG_TARGET_HAS_movcond_i64 0 #define TCG_TARGET_HAS_add2_i64 0 #define TCG_TARGET_HAS_sub2_i64 0 @@ -130,6 +132,12 @@ typedef uint64_t TCGRegSet; #ifndef TCG_TARGET_deposit_i64_valid #define TCG_TARGET_deposit_i64_valid(ofs, len) 1 #endif +#ifndef TCG_TARGET_extract_i32_valid +#define TCG_TARGET_extract_i32_valid(ofs, len) 1 +#endif +#ifndef TCG_TARGET_extract_i64_valid +#define TCG_TARGET_extract_i64_valid(ofs, len) 1 +#endif /* Only one of DIV or DIV2 should be defined. */ #if defined(TCG_TARGET_HAS_div_i32) |