diff options
Diffstat (limited to 'lib/arm/modsi3.S')
| -rw-r--r-- | lib/arm/modsi3.S | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/arm/modsi3.S b/lib/arm/modsi3.S index a4cd2ee5..04595011 100644 --- a/lib/arm/modsi3.S +++ b/lib/arm/modsi3.S @@ -23,6 +23,16 @@ .syntax unified .align 3 DEFINE_COMPILERRT_FUNCTION(__modsi3) +#if __ARM_ARCH_7S__ + tst r1, r1 + beq LOCAL_LABEL(divzero) + sdiv r2, r0, r1 + mls r0, r2, r1, r0 + bx lr +LOCAL_LABEL(divzero): + mov r0, #0 + bx lr +#else ESTABLISH_FRAME // Set aside the sign of the dividend. mov r4, r0 @@ -37,3 +47,4 @@ DEFINE_COMPILERRT_FUNCTION(__modsi3) eor r0, r0, r4, asr #31 sub r0, r0, r4, asr #31 CLEAR_FRAME_AND_RETURN +#endif |