From a2f0a3d01978930f6615047eedf6d9e8307b0658 Mon Sep 17 00:00:00 2001 From: Lioncash Date: Sun, 19 Jul 2015 22:20:14 -0400 Subject: dyncom: Properly retrieve the PC value in BX if used. --- src/core/arm/dyncom/arm_dyncom_interpreter.cpp | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'src') diff --git a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp index 34cfb8cb2..e40f3fa93 100644 --- a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp +++ b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp @@ -4144,11 +4144,13 @@ unsigned InterpreterMainLoop(ARMul_State* cpu) { if (inst_base->cond == 0xE || CondPassed(cpu, inst_base->cond)) { bx_inst* const inst_cream = (bx_inst*)inst_base->component; + u32 address = RM; + if (inst_cream->Rm == 15) - LOG_WARNING(Core_ARM11, "BX at pc %x: use of Rm = R15 is discouraged", cpu->Reg[15]); + address += 2 * GET_INST_SIZE(cpu); - cpu->TFlag = cpu->Reg[inst_cream->Rm] & 0x1; - cpu->Reg[15] = cpu->Reg[inst_cream->Rm] & 0xfffffffe; + cpu->TFlag = address & 1; + cpu->Reg[15] = address & 0xfffffffe; INC_PC(sizeof(bx_inst)); goto DISPATCH; } -- cgit v1.2.3