diff options
author | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-11-01 00:54:23 +0000 |
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committer | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-11-01 00:54:23 +0000 |
commit | 182608d44cc64bfec3f82e7895b7572db60b7c92 (patch) | |
tree | d6eaad5c8457a6a7c2f09ce0ecbe89835a431db7 /target-ppc/op.c | |
parent | 74637406444c9276ecc26de970ff9018fbfc8735 (diff) |
target-ppc: convert 405 MAC instructions to TCG
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5591 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-ppc/op.c')
-rw-r--r-- | target-ppc/op.c | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/target-ppc/op.c b/target-ppc/op.c index 2453300e3a..5a8fe0a600 100644 --- a/target-ppc/op.c +++ b/target-ppc/op.c @@ -326,34 +326,6 @@ void OPPROTO op_store_fpscr (void) RETURN(); } -/*** Integer arithmetic ***/ -/* add */ -void OPPROTO op_check_addo (void) -{ - int ov = (((uint32_t)T2 ^ (uint32_t)T1 ^ UINT32_MAX) & - ((uint32_t)T2 ^ (uint32_t)T0)) >> 31; - if (ov) { - env->xer |= (1 << XER_OV) | (1 << XER_SO); - } else { - env->xer &= ~(1 << XER_OV); - } - RETURN(); -} - -#if defined(TARGET_PPC64) -void OPPROTO op_check_addo_64 (void) -{ - int ov = (((uint64_t)T2 ^ (uint64_t)T1 ^ UINT64_MAX) & - ((uint64_t)T2 ^ (uint64_t)T0)) >> 63; - if (ov) { - env->xer |= (1 << XER_OV) | (1 << XER_SO); - } else { - env->xer &= ~(1 << XER_OV); - } - RETURN(); -} -#endif - /*** Integer shift ***/ void OPPROTO op_srli_T1 (void) { @@ -1062,73 +1034,6 @@ void OPPROTO op_602_mfrom (void) #endif /* PowerPC 4xx specific micro-ops */ -void OPPROTO op_405_add_T0_T2 (void) -{ - T0 = (int32_t)T0 + (int32_t)T2; - RETURN(); -} - -void OPPROTO op_405_mulchw (void) -{ - T0 = ((int16_t)T0) * ((int16_t)(T1 >> 16)); - RETURN(); -} - -void OPPROTO op_405_mulchwu (void) -{ - T0 = ((uint16_t)T0) * ((uint16_t)(T1 >> 16)); - RETURN(); -} - -void OPPROTO op_405_mulhhw (void) -{ - T0 = ((int16_t)(T0 >> 16)) * ((int16_t)(T1 >> 16)); - RETURN(); -} - -void OPPROTO op_405_mulhhwu (void) -{ - T0 = ((uint16_t)(T0 >> 16)) * ((uint16_t)(T1 >> 16)); - RETURN(); -} - -void OPPROTO op_405_mullhw (void) -{ - T0 = ((int16_t)T0) * ((int16_t)T1); - RETURN(); -} - -void OPPROTO op_405_mullhwu (void) -{ - T0 = ((uint16_t)T0) * ((uint16_t)T1); - RETURN(); -} - -void OPPROTO op_405_check_sat (void) -{ - do_405_check_sat(); - RETURN(); -} - -void OPPROTO op_405_check_ovu (void) -{ - if (likely(T0 >= T2)) { - env->xer &= ~(1 << XER_OV); - } else { - env->xer |= (1 << XER_OV) | (1 << XER_SO); - } - RETURN(); -} - -void OPPROTO op_405_check_satu (void) -{ - if (unlikely(T0 < T2)) { - /* Saturate result */ - T0 = UINT32_MAX; - } - RETURN(); -} - void OPPROTO op_load_dcr (void) { do_load_dcr(); |