diff --git a/src/core/arm/interpreter/armemu.cpp b/src/core/arm/interpreter/armemu.cpp index 40e4837d8f..12166bf795 100644 --- a/src/core/arm/interpreter/armemu.cpp +++ b/src/core/arm/interpreter/armemu.cpp @@ -6480,9 +6480,13 @@ L_stm_s_takeabort: // SMUSD and SMLSD else { state->Reg[rd_idx] = product1 - product2; - - if (BITS(12, 15) != 15) + + if (BITS(12, 15) != 15) { state->Reg[rd_idx] += state->Reg[ra_idx]; + + if (ARMul_AddOverflowQ(product1 - product2, state->Reg[ra_idx])) + SETQ; + } } return 1;