diff options
| author | Aurelien Jarno <aurelien@aurel32.net> | 2011-01-13 08:20:39 +0100 |
|---|---|---|
| committer | Aurelien Jarno <aurelien@aurel32.net> | 2011-01-16 13:19:20 +0100 |
| commit | b2d9eda5d473fa7251319a368b0ee72d75218aed (patch) | |
| tree | 72f57871efe63fd03f00ffcde050b1475a37fa39 /target-sh4/op_helper.c | |
| parent | 2411fde9a41323310d472dd352006989f30049b2 (diff) | |
target-sh4: implement negc using TCG
Using setcond it's now possible to generate a relatively short negc
instruction in TCG.
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Diffstat (limited to 'target-sh4/op_helper.c')
| -rw-r--r-- | target-sh4/op_helper.c | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/target-sh4/op_helper.c b/target-sh4/op_helper.c index 9d7652f3c7..30f9842295 100644 --- a/target-sh4/op_helper.c +++ b/target-sh4/op_helper.c @@ -379,21 +379,6 @@ void helper_macw(uint32_t arg0, uint32_t arg1) } } -uint32_t helper_negc(uint32_t arg) -{ - uint32_t temp; - - temp = -arg; - arg = temp - (env->sr & SR_T); - if (0 < temp) - env->sr |= SR_T; - else - env->sr &= ~SR_T; - if (temp < arg) - env->sr |= SR_T; - return arg; -} - uint32_t helper_subc(uint32_t arg0, uint32_t arg1) { uint32_t tmp0, tmp1; |