diff options
Diffstat (limited to 'compiler-rt/lib/builtins/arm/aeabi_idivmod.S')
| -rw-r--r-- | compiler-rt/lib/builtins/arm/aeabi_idivmod.S | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/compiler-rt/lib/builtins/arm/aeabi_idivmod.S b/compiler-rt/lib/builtins/arm/aeabi_idivmod.S index 8ad10189e8d..b43ea699058 100644 --- a/compiler-rt/lib/builtins/arm/aeabi_idivmod.S +++ b/compiler-rt/lib/builtins/arm/aeabi_idivmod.S @@ -22,6 +22,14 @@ .syntax unified .p2align 2 DEFINE_COMPILERRT_FUNCTION(__aeabi_idivmod) +#if __ARM_ARCH_ISA_THUMB == 1 + push {r0, r1, lr} + bl SYMBOL_NAME(__divsi3) + pop {r1, r2, r3} // now r0 = quot, r1 = num, r2 = denom + muls r2, r2, r0 // r2 = quot * denom + subs r1, r1, r2 + JMP (r3) +#else push { lr } sub sp, sp, #4 mov r2, sp @@ -34,6 +42,7 @@ DEFINE_COMPILERRT_FUNCTION(__aeabi_idivmod) ldr r1, [sp] add sp, sp, #4 pop { pc } +#endif // __ARM_ARCH_ISA_THUMB == 1 END_COMPILERRT_FUNCTION(__aeabi_idivmod) NO_EXEC_STACK_DIRECTIVE |
