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-rw-r--r--target-ppc/int_helper.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/target-ppc/int_helper.c b/target-ppc/int_helper.c
index 920dba7891..45586be27c 100644
--- a/target-ppc/int_helper.c
+++ b/target-ppc/int_helper.c
@@ -41,6 +41,37 @@ uint64_t helper_mulldo(CPUPPCState *env, uint64_t arg1, uint64_t arg2)
}
#endif
+target_ulong helper_divweu(CPUPPCState *env, target_ulong ra, target_ulong rb,
+ uint32_t oe)
+{
+ uint64_t rt = 0;
+ int overflow = 0;
+
+ uint64_t dividend = (uint64_t)ra << 32;
+ uint64_t divisor = (uint32_t)rb;
+
+ if (unlikely(divisor == 0)) {
+ overflow = 1;
+ } else {
+ rt = dividend / divisor;
+ overflow = rt > UINT32_MAX;
+ }
+
+ if (unlikely(overflow)) {
+ rt = 0; /* Undefined */
+ }
+
+ if (oe) {
+ if (unlikely(overflow)) {
+ env->so = env->ov = 1;
+ } else {
+ env->ov = 0;
+ }
+ }
+
+ return (target_ulong)rt;
+}
+
#if defined(TARGET_PPC64)
uint64_t helper_divdeu(CPUPPCState *env, uint64_t ra, uint64_t rb, uint32_t oe)