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path: root/arch/mips/math-emu/cp1emu.c
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Diffstat (limited to 'arch/mips/math-emu/cp1emu.c')
-rw-r--r--arch/mips/math-emu/cp1emu.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c
index a298ac93edcc..f12fde10c8ad 100644
--- a/arch/mips/math-emu/cp1emu.c
+++ b/arch/mips/math-emu/cp1emu.c
@@ -439,6 +439,8 @@ int isBranchInstr(struct pt_regs *regs, struct mm_decoded_insn dec_insn,
union mips_instruction insn = (union mips_instruction)dec_insn.insn;
unsigned int fcr31;
unsigned int bit = 0;
+ unsigned int bit0;
+ union fpureg *fpr;
switch (insn.i_format.opcode) {
case spec_op:
@@ -706,14 +708,14 @@ int isBranchInstr(struct pt_regs *regs, struct mm_decoded_insn dec_insn,
((insn.i_format.rs == bc1eqz_op) ||
(insn.i_format.rs == bc1nez_op))) {
bit = 0;
+ fpr = &current->thread.fpu.fpr[insn.i_format.rt];
+ bit0 = get_fpr32(fpr, 0) & 0x1;
switch (insn.i_format.rs) {
case bc1eqz_op:
- if (get_fpr32(&current->thread.fpu.fpr[insn.i_format.rt], 0) & 0x1)
- bit = 1;
+ bit = bit0 == 0;
break;
case bc1nez_op:
- if (!(get_fpr32(&current->thread.fpu.fpr[insn.i_format.rt], 0) & 0x1))
- bit = 1;
+ bit = bit0 != 0;
break;
}
if (bit)