Index: llvm/trunk/test/CodeGen/ARM/thumb1-div.ll =================================================================== --- llvm/trunk/test/CodeGen/ARM/thumb1-div.ll +++ llvm/trunk/test/CodeGen/ARM/thumb1-div.ll @@ -0,0 +1,67 @@ +; RUN: llc < %s -mtriple=arm-none-eabi -mcpu=cortex-m23 -march=thumb | \ +; RUN: FileCheck %s -check-prefix=CHECK + +define i32 @f1(i32 %a, i32 %b) { +entry: +; CHECK-LABEL: f1 + +; CHECK: sdiv + %tmp1 = sdiv i32 %a, %b ; [#uses=1] + ret i32 %tmp1 +} + +define i32 @f2(i32 %a, i32 %b) { +entry: +; CHECK-LABEL: f2 +; CHECK: udiv + %tmp1 = udiv i32 %a, %b ; [#uses=1] + ret i32 %tmp1 +} + +define i32 @f3(i32 %a, i32 %b) { +entry: +; CHECK-LABEL: f3 + + + %tmp1 = srem i32 %a, %b ; [#uses=1] + ret i32 %tmp1 +; CHECK: sdiv +; CHECK-NEXT: muls +; CHECK-NEXT: subs +} + +define i32 @f4(i32 %a, i32 %b) { +entry: +; CHECK-LABEL: f4 + +; CHECK: udiv +; CHECK-NEXT: muls +; CHECK-NEXT: subs + %tmp1 = urem i32 %a, %b ; [#uses=1] + ret i32 %tmp1 +} + + +define i64 @f5(i64 %a, i64 %b) { +entry: +; CHECK-LABEL: f5 + +; EABI MODE = Remainder in R2-R3, quotient in R0-R1 +; CHECK: __aeabi_ldivmod +; CHECK-NEXT: mov r0, r2 +; CHECK-NEXT: mov r1, r3 + %tmp1 = srem i64 %a, %b ; [#uses=1] + ret i64 %tmp1 +} + +define i64 @f6(i64 %a, i64 %b) { +entry: +; CHECK-LABEL: f6 + +; EABI MODE = Remainder in R2-R3, quotient in R0-R1 +; CHECK: __aeabi_uldivmod +; CHECK: mov r0, r2 +; CHECK: mov r1, r3 + %tmp1 = urem i64 %a, %b ; [#uses=1] + ret i64 %tmp1 +}