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target-alpha: Raise IOV from CVTQL

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Even if an exception isn't taken, the status flags need updating
and the result should be written to the destination.  Move the body
of cvtql out of line, since we now always need a call.

Reported-by: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2014-07-08 10:42:55 -07:00
parent 4ed069ab53
commit 57a808b6d7
3 changed files with 13 additions and 32 deletions
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8
target-alpha/fpu_helper.c
View file

@ -539,9 +539,13 @@ uint64_t helper_cvtqt(CPUAlphaState *env, uint64_t a)
return float64_to_t(fr);
}
void helper_cvtql_v_input(CPUAlphaState *env, uint64_t val)
uint64_t helper_cvtql(CPUAlphaState *env, uint64_t val)
{
uint32_t exc = 0;
if (val != (int32_t)val) {
arith_excp(env, GETPC(), EXC_M_IOV, 0);
exc = FPCR_IOV | FPCR_INE;
}
env->error_code = exc;
return ((val & 0xc0000000) << 32) | ((val & 0x3fffffff) << 29);
}