MIPS: math-emu: Use helpers to manipulate CAUSEF_BD flag.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c
index d670e39..eabbbd9 100644
--- a/arch/mips/math-emu/cp1emu.c
+++ b/arch/mips/math-emu/cp1emu.c
@@ -933,17 +933,17 @@
int pc_inc;
/* XXX NEC Vr54xx bug workaround */
- if (xcp->cp0_cause & CAUSEF_BD) {
+ if (delay_slot(xcp)) {
if (dec_insn.micro_mips_mode) {
if (!mm_isBranchInstr(xcp, dec_insn, &contpc))
- xcp->cp0_cause &= ~CAUSEF_BD;
+ clear_delay_slot(xcp);
} else {
if (!isBranchInstr(xcp, dec_insn, &contpc))
- xcp->cp0_cause &= ~CAUSEF_BD;
+ clear_delay_slot(xcp);
}
}
- if (xcp->cp0_cause & CAUSEF_BD) {
+ if (delay_slot(xcp)) {
/*
* The instruction to be emulated is in a branch delay slot
* which means that we have to emulate the branch instruction
@@ -1178,7 +1178,7 @@
case bc_op:{
int likely = 0;
- if (xcp->cp0_cause & CAUSEF_BD)
+ if (delay_slot(xcp))
return SIGILL;
#if __mips >= 4
@@ -1201,7 +1201,7 @@
return SIGILL;
}
- xcp->cp0_cause |= CAUSEF_BD;
+ set_delay_slot(xcp);
if (cond) {
/* branch taken: emulate dslot
* instruction
@@ -1321,7 +1321,7 @@
/* we did it !! */
xcp->cp0_epc = contpc;
- xcp->cp0_cause &= ~CAUSEF_BD;
+ clear_delay_slot(xcp);
return 0;
}
diff --git a/arch/mips/math-emu/dsemul.c b/arch/mips/math-emu/dsemul.c
index 7ea622a..cd047fe 100644
--- a/arch/mips/math-emu/dsemul.c
+++ b/arch/mips/math-emu/dsemul.c
@@ -59,7 +59,7 @@
(ir == 0)) {
/* NOP is easy */
regs->cp0_epc = cpc;
- regs->cp0_cause &= ~CAUSEF_BD;
+ clear_delay_slot(regs);
return 0;
}
#ifdef DSEMUL_TRACE