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author | Aurelien Jarno <aurelien@aurel32.net> | 2010-03-02 23:16:36 +0100 |
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committer | Aurelien Jarno <aurelien@aurel32.net> | 2010-03-14 22:04:50 +0100 |
commit | 31d6655100cd54a8c081e04349661c0f08117e66 (patch) | |
tree | e78fc8236bb36ab7b8ecd305f67780c1e97b76a5 /tcg-runtime.c | |
parent | 7296abaccc98872e28cec50091dbf26d38e4f062 (diff) | |
download | qemu-31d6655100cd54a8c081e04349661c0f08117e66.zip qemu-31d6655100cd54a8c081e04349661c0f08117e66.tar.gz qemu-31d6655100cd54a8c081e04349661c0f08117e66.tar.bz2 |
tcg: add div/rem 32-bit helpers
Some targets like ARM would benefit to use 32-bit helpers for
div/rem/divu/remu.
Create a #define for div2 so that targets can select between
div, div2 and helper implementation. Use the helper version if none
of the #define are present.
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Diffstat (limited to 'tcg-runtime.c')
-rw-r--r-- | tcg-runtime.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tcg-runtime.c b/tcg-runtime.c index 219cade..abfc364 100644 --- a/tcg-runtime.c +++ b/tcg-runtime.c @@ -25,6 +25,30 @@ #include "tcg/tcg-runtime.h" +/* 32-bit helpers */ + +int32_t tcg_helper_div_i32(int32_t arg1, int32_t arg2) +{ + return arg1 / arg2; +} + +int32_t tcg_helper_rem_i32(int32_t arg1, int32_t arg2) +{ + return arg1 % arg2; +} + +uint32_t tcg_helper_divu_i32(uint32_t arg1, uint32_t arg2) +{ + return arg1 / arg2; +} + +uint32_t tcg_helper_remu_i32(uint32_t arg1, uint32_t arg2) +{ + return arg1 % arg2; +} + +/* 64-bit helpers */ + int64_t tcg_helper_shl_i64(int64_t arg1, int64_t arg2) { return arg1 << arg2; |