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-rw-r--r--target-mips/helper.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/target-mips/helper.c b/target-mips/helper.c
index 024caa23c1..1c58e0cc21 100644
--- a/target-mips/helper.c
+++ b/target-mips/helper.c
@@ -482,18 +482,18 @@ void do_interrupt (CPUState *env)
unsigned int vector;
unsigned int pending = (env->CP0_Cause & CP0Ca_IP_mask) >> 8;
+ pending &= env->CP0_Status >> 8;
/* Compute the Vector Spacing. */
spacing = (env->CP0_IntCtl >> CP0IntCtl_VS) & ((1 << 6) - 1);
spacing <<= 5;
if (env->CP0_Config3 & (1 << CP0C3_VInt)) {
/* For VInt mode, the MIPS computes the vector internally. */
- for (vector = 0; vector < 8; vector++) {
- if (pending & 1) {
+ for (vector = 7; vector > 0; vector--) {
+ if (pending & (1 << vector)) {
/* Found it. */
break;
}
- pending >>= 1;
}
} else {
/* For VEIC mode, the external interrupt controller feeds the