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more complete ARM shift fix

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1168 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2004-12-08 23:40:14 +00:00
parent 88920f344d
commit 1e8d4eec48
2 changed files with 70 additions and 7 deletions
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38
target-arm/op.c
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@ -463,6 +463,7 @@ void OPPROTO op_swpl_T0_T1(void)
/* shifts */
/* T1 based */
void OPPROTO op_shll_T1_im(void)
{
T1 = T1 << PARAM1;
@ -473,11 +474,21 @@ void OPPROTO op_shrl_T1_im(void)
T1 = (uint32_t)T1 >> PARAM1;
}
void OPPROTO op_shrl_T1_0(void)
{
T1 = 0;
}
void OPPROTO op_sarl_T1_im(void)
{
T1 = (int32_t)T1 >> PARAM1;
}
void OPPROTO op_sarl_T1_0(void)
{
T1 = (int32_t)T1 >> 31;
}
void OPPROTO op_rorl_T1_im(void)
{
int shift;
@ -503,12 +514,24 @@ void OPPROTO op_shrl_T1_im_cc(void)
T1 = (uint32_t)T1 >> PARAM1;
}
void OPPROTO op_shrl_T1_0_cc(void)
{
env->CF = (T1 >> 31) & 1;
T1 = 0;
}
void OPPROTO op_sarl_T1_im_cc(void)
{
env->CF = (T1 >> (PARAM1 - 1)) & 1;
T1 = (int32_t)T1 >> PARAM1;
}
void OPPROTO op_sarl_T1_0_cc(void)
{
env->CF = (T1 >> 31) & 1;
T1 = (int32_t)T1 >> 31;
}
void OPPROTO op_rorl_T1_im_cc(void)
{
int shift;
@ -536,11 +559,21 @@ void OPPROTO op_shrl_T2_im(void)
T2 = (uint32_t)T2 >> PARAM1;
}
void OPPROTO op_shrl_T2_0(void)
{
T2 = 0;
}
void OPPROTO op_sarl_T2_im(void)
{
T2 = (int32_t)T2 >> PARAM1;
}
void OPPROTO op_sarl_T2_0(void)
{
T2 = (int32_t)T2 >> 31;
}
void OPPROTO op_rorl_T2_im(void)
{
int shift;
@ -548,6 +581,11 @@ void OPPROTO op_rorl_T2_im(void)
T2 = ((uint32_t)T2 >> shift) | (T2 << (32 - shift));
}
void OPPROTO op_rrxl_T2(void)
{
T2 = ((uint32_t)T2 >> 1) | ((uint32_t)env->CF << 31);
}
/* T1 based, use T0 as shift count */
void OPPROTO op_shll_T1_T0(void)