; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=avr -mcpu=atmega328 | FileCheck %s --check-prefix=AVR51 ; RUN: llc < %s -mtriple=avr -mcpu=at90s8515 | FileCheck %s --check-prefix=AVR2 ; Test for bug https://github.com/llvm/llvm-project/issues/56423 define i32 @foo(i32 %x, i32 %in_min, i32 %in_max, i32 %out_min, i32 %out_max) { ; AVR51-LABEL: foo: ; AVR51: ; %bb.0: ; %entry ; AVR51-NEXT: push r6 ; AVR51-NEXT: push r7 ; AVR51-NEXT: push r8 ; AVR51-NEXT: push r9 ; AVR51-NEXT: push r14 ; AVR51-NEXT: push r15 ; AVR51-NEXT: push r16 ; AVR51-NEXT: push r17 ; AVR51-NEXT: push r28 ; AVR51-NEXT: push r29 ; AVR51-NEXT: in r28, 61 ; AVR51-NEXT: in r29, 62 ; AVR51-NEXT: movw r8, r20 ; AVR51-NEXT: movw r6, r18 ; AVR51-NEXT: movw r20, r24 ; AVR51-NEXT: movw r18, r22 ; AVR51-NEXT: ldd r22, Y+13 ; AVR51-NEXT: ldd r23, Y+14 ; AVR51-NEXT: ldd r24, Y+15 ; AVR51-NEXT: ldd r25, Y+16 ; AVR51-NEXT: sub r22, r10 ; AVR51-NEXT: sbc r23, r11 ; AVR51-NEXT: sbc r24, r12 ; AVR51-NEXT: sbc r25, r13 ; AVR51-NEXT: sub r18, r6 ; AVR51-NEXT: sbc r19, r7 ; AVR51-NEXT: sbc r20, r8 ; AVR51-NEXT: sbc r21, r9 ; AVR51-NEXT: call __mulsi3 ; AVR51-NEXT: sub r14, r6 ; AVR51-NEXT: sbc r15, r7 ; AVR51-NEXT: sbc r16, r8 ; AVR51-NEXT: sbc r17, r9 ; AVR51-NEXT: movw r18, r14 ; AVR51-NEXT: movw r20, r16 ; AVR51-NEXT: call __divmodsi4 ; AVR51-NEXT: add r18, r10 ; AVR51-NEXT: adc r19, r11 ; AVR51-NEXT: adc r20, r12 ; AVR51-NEXT: adc r21, r13 ; AVR51-NEXT: movw r22, r18 ; AVR51-NEXT: movw r24, r20 ; AVR51-NEXT: pop r29 ; AVR51-NEXT: pop r28 ; AVR51-NEXT: pop r17 ; AVR51-NEXT: pop r16 ; AVR51-NEXT: pop r15 ; AVR51-NEXT: pop r14 ; AVR51-NEXT: pop r9 ; AVR51-NEXT: pop r8 ; AVR51-NEXT: pop r7 ; AVR51-NEXT: pop r6 ; AVR51-NEXT: ret ; ; AVR2-LABEL: foo: ; AVR2: ; %bb.0: ; %entry ; AVR2-NEXT: push r6 ; AVR2-NEXT: push r7 ; AVR2-NEXT: push r8 ; AVR2-NEXT: push r9 ; AVR2-NEXT: push r14 ; AVR2-NEXT: push r15 ; AVR2-NEXT: push r16 ; AVR2-NEXT: push r17 ; AVR2-NEXT: push r28 ; AVR2-NEXT: push r29 ; AVR2-NEXT: in r28, 61 ; AVR2-NEXT: in r29, 62 ; AVR2-NEXT: mov r8, r20 ; AVR2-NEXT: mov r9, r21 ; AVR2-NEXT: mov r6, r18 ; AVR2-NEXT: mov r7, r19 ; AVR2-NEXT: mov r20, r24 ; AVR2-NEXT: mov r21, r25 ; AVR2-NEXT: mov r18, r22 ; AVR2-NEXT: mov r19, r23 ; AVR2-NEXT: ldd r22, Y+13 ; AVR2-NEXT: ldd r23, Y+14 ; AVR2-NEXT: ldd r24, Y+15 ; AVR2-NEXT: ldd r25, Y+16 ; AVR2-NEXT: sub r22, r10 ; AVR2-NEXT: sbc r23, r11 ; AVR2-NEXT: sbc r24, r12 ; AVR2-NEXT: sbc r25, r13 ; AVR2-NEXT: sub r18, r6 ; AVR2-NEXT: sbc r19, r7 ; AVR2-NEXT: sbc r20, r8 ; AVR2-NEXT: sbc r21, r9 ; AVR2-NEXT: rcall __mulsi3 ; AVR2-NEXT: sub r14, r6 ; AVR2-NEXT: sbc r15, r7 ; AVR2-NEXT: sbc r16, r8 ; AVR2-NEXT: sbc r17, r9 ; AVR2-NEXT: mov r18, r14 ; AVR2-NEXT: mov r19, r15 ; AVR2-NEXT: mov r20, r16 ; AVR2-NEXT: mov r21, r17 ; AVR2-NEXT: rcall __divmodsi4 ; AVR2-NEXT: add r18, r10 ; AVR2-NEXT: adc r19, r11 ; AVR2-NEXT: adc r20, r12 ; AVR2-NEXT: adc r21, r13 ; AVR2-NEXT: mov r22, r18 ; AVR2-NEXT: mov r23, r19 ; AVR2-NEXT: mov r24, r20 ; AVR2-NEXT: mov r25, r21 ; AVR2-NEXT: pop r29 ; AVR2-NEXT: pop r28 ; AVR2-NEXT: pop r17 ; AVR2-NEXT: pop r16 ; AVR2-NEXT: pop r15 ; AVR2-NEXT: pop r14 ; AVR2-NEXT: pop r9 ; AVR2-NEXT: pop r8 ; AVR2-NEXT: pop r7 ; AVR2-NEXT: pop r6 ; AVR2-NEXT: ret entry: %sub = sub nsw i32 %x, %in_min %sub1 = sub nsw i32 %out_max, %out_min %mul = mul nsw i32 %sub1, %sub %sub2 = sub nsw i32 %in_max, %in_min %div = sdiv i32 %mul, %sub2 %add = add nsw i32 %div, %out_min ret i32 %add }