diff options
Diffstat (limited to 'gcc/config/arm')
| -rw-r--r-- | gcc/config/arm/arm.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c index 6a4b3ef11cd..d22b4fe237b 100644 --- a/gcc/config/arm/arm.c +++ b/gcc/config/arm/arm.c @@ -18235,8 +18235,15 @@ arm_no_early_mul_dep (rtx producer, rtx consumer) op = XVECEXP (op, 0, 0); op = XEXP (op, 1); - return (GET_CODE (op) == PLUS - && !reg_overlap_mentioned_p (value, XEXP (op, 0))); + if (GET_CODE (op) == PLUS || GET_CODE (op) == MINUS) + { + if (GET_CODE (XEXP (op, 0)) == MULT) + return !reg_overlap_mentioned_p (value, XEXP (op, 0)); + else + return !reg_overlap_mentioned_p (value, XEXP (op, 1)); + } + + return 0; } /* We can't rely on the caller doing the proper promotion when |