diff options
Diffstat (limited to 'target-sparc/op_helper.c')
-rw-r--r-- | target-sparc/op_helper.c | 54 |
1 files changed, 42 insertions, 12 deletions
diff --git a/target-sparc/op_helper.c b/target-sparc/op_helper.c index 4f753ba379..58f9f82f52 100644 --- a/target-sparc/op_helper.c +++ b/target-sparc/op_helper.c @@ -3300,8 +3300,9 @@ void helper_rett(void) } #endif -target_ulong helper_udiv(target_ulong a, target_ulong b) +static target_ulong helper_udiv_common(target_ulong a, target_ulong b, int cc) { + int overflow = 0; uint64_t x0; uint32_t x1; @@ -3314,16 +3315,31 @@ target_ulong helper_udiv(target_ulong a, target_ulong b) x0 = x0 / x1; if (x0 > 0xffffffff) { - env->cc_src2 = 1; - return 0xffffffff; - } else { - env->cc_src2 = 0; - return x0; + x0 = 0xffffffff; + overflow = 1; + } + + if (cc) { + env->cc_dst = x0; + env->cc_src2 = overflow; + env->cc_op = CC_OP_DIV; } + return x0; } -target_ulong helper_sdiv(target_ulong a, target_ulong b) +target_ulong helper_udiv(target_ulong a, target_ulong b) +{ + return helper_udiv_common(a, b, 0); +} + +target_ulong helper_udiv_cc(target_ulong a, target_ulong b) +{ + return helper_udiv_common(a, b, 1); +} + +static target_ulong helper_sdiv_common(target_ulong a, target_ulong b, int cc) { + int overflow = 0; int64_t x0; int32_t x1; @@ -3336,12 +3352,26 @@ target_ulong helper_sdiv(target_ulong a, target_ulong b) x0 = x0 / x1; if ((int32_t) x0 != x0) { - env->cc_src2 = 1; - return x0 < 0? 0x80000000: 0x7fffffff; - } else { - env->cc_src2 = 0; - return x0; + x0 = x0 < 0 ? 0x80000000: 0x7fffffff; + overflow = 1; + } + + if (cc) { + env->cc_dst = x0; + env->cc_src2 = overflow; + env->cc_op = CC_OP_DIV; } + return x0; +} + +target_ulong helper_sdiv(target_ulong a, target_ulong b) +{ + return helper_sdiv_common(a, b, 0); +} + +target_ulong helper_sdiv_cc(target_ulong a, target_ulong b) +{ + return helper_sdiv_common(a, b, 1); } void helper_stdf(target_ulong addr, int mem_idx) |