diff options
Diffstat (limited to 'lib/arm/divmodsi4.S')
| -rw-r--r-- | lib/arm/divmodsi4.S | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/arm/divmodsi4.S b/lib/arm/divmodsi4.S index cec39a79..d31e510c 100644 --- a/lib/arm/divmodsi4.S +++ b/lib/arm/divmodsi4.S @@ -24,6 +24,18 @@ .syntax unified .align 3 DEFINE_COMPILERRT_FUNCTION(__divmodsi4) +#if __ARM_ARCH_7S__ + tst r1, r1 + beq LOCAL_LABEL(divzero) + mov r3, r0 + sdiv r0, r3, r1 + mls r1, r0, r1, r3 + str r1, [r2] + bx lr +LOCAL_LABEL(divzero): + mov r0, #0 + bx lr +#else ESTABLISH_FRAME // Set aside the sign of the quotient and modulus, and the address for the // modulus. @@ -45,3 +57,4 @@ DEFINE_COMPILERRT_FUNCTION(__divmodsi4) sub r1, r1, r5, asr #31 str r1, [r6] CLEAR_FRAME_AND_RETURN +#endif |