; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -instcombine -S | FileCheck %s ; ModuleID = 'test/Transforms/InstCombine/add4.ll' source_filename = "test/Transforms/InstCombine/add4.ll" define i64 @match_unsigned(i64 %x) { ; CHECK-LABEL: @match_unsigned( ; CHECK-NEXT: bb: ; CHECK-NEXT: [[UREM:%.*]] = urem i64 [[X:%.*]], 19136 ; CHECK-NEXT: ret i64 [[UREM]] ; bb: %tmp = urem i64 %x, 299 %tmp1 = udiv i64 %x, 299 %tmp2 = urem i64 %tmp1, 64 %tmp3 = mul i64 %tmp2, 299 %tmp4 = add i64 %tmp, %tmp3 ret i64 %tmp4 } define i64 @match_andAsRem_lshrAsDiv_shlAsMul(i64 %x) { ; CHECK-LABEL: @match_andAsRem_lshrAsDiv_shlAsMul( ; CHECK-NEXT: bb: ; CHECK-NEXT: [[UREM:%.*]] = urem i64 [[X:%.*]], 576 ; CHECK-NEXT: ret i64 [[UREM]] ; bb: %tmp = and i64 %x, 63 %tmp1 = lshr i64 %x, 6 %tmp2 = urem i64 %tmp1, 9 %tmp3 = shl i64 %tmp2, 6 %tmp4 = add i64 %tmp, %tmp3 ret i64 %tmp4 } define i64 @match_signed(i64 %x) { ; CHECK-LABEL: @match_signed( ; CHECK-NEXT: bb: ; CHECK-NEXT: [[SREM1:%.*]] = srem i64 [[X:%.*]], 172224 ; CHECK-NEXT: ret i64 [[SREM1]] ; bb: %tmp = srem i64 %x, 299 %tmp1 = sdiv i64 %x, 299 %tmp2 = srem i64 %tmp1, 64 %tmp3 = sdiv i64 %x, 19136 %tmp4 = srem i64 %tmp3, 9 %tmp5 = mul i64 %tmp2, 299 %tmp6 = add i64 %tmp, %tmp5 %tmp7 = mul i64 %tmp4, 19136 %tmp8 = add i64 %tmp6, %tmp7 ret i64 %tmp8 } define i64 @not_match_inconsistent_signs(i64 %x) { ; CHECK-LABEL: @not_match_inconsistent_signs( ; CHECK-NEXT: bb: ; CHECK-NEXT: [[TMP:%.*]] = urem i64 [[X:%.*]], 299 ; CHECK-NEXT: [[TMP1:%.*]] = sdiv i64 [[X]], 299 ; CHECK-NEXT: [[TMP2:%.*]] = and i64 [[TMP1]], 63 ; CHECK-NEXT: [[TMP3:%.*]] = mul nuw nsw i64 [[TMP2]], 299 ; CHECK-NEXT: [[TMP4:%.*]] = add nuw nsw i64 [[TMP]], [[TMP3]] ; CHECK-NEXT: ret i64 [[TMP4]] ; bb: %tmp = urem i64 %x, 299 %tmp1 = sdiv i64 %x, 299 %tmp2 = urem i64 %tmp1, 64 %tmp3 = mul i64 %tmp2, 299 %tmp4 = add i64 %tmp, %tmp3 ret i64 %tmp4 } define i64 @not_match_inconsistent_values(i64 %x) { ; CHECK-LABEL: @not_match_inconsistent_values( ; CHECK-NEXT: bb: ; CHECK-NEXT: [[TMP:%.*]] = urem i64 [[X:%.*]], 299 ; CHECK-NEXT: [[TMP1:%.*]] = udiv i64 [[X]], 29 ; CHECK-NEXT: [[TMP2:%.*]] = and i64 [[TMP1]], 63 ; CHECK-NEXT: [[TMP3:%.*]] = mul nuw nsw i64 [[TMP2]], 299 ; CHECK-NEXT: [[TMP4:%.*]] = add nuw nsw i64 [[TMP]], [[TMP3]] ; CHECK-NEXT: ret i64 [[TMP4]] ; bb: %tmp = urem i64 %x, 299 %tmp1 = udiv i64 %x, 29 %tmp2 = urem i64 %tmp1, 64 %tmp3 = mul i64 %tmp2, 299 %tmp4 = add i64 %tmp, %tmp3 ret i64 %tmp4 } define i32 @not_match_overflow(i32 %x) { ; CHECK-LABEL: @not_match_overflow( ; CHECK-NEXT: bb: ; CHECK-NEXT: [[TMP:%.*]] = urem i32 [[X:%.*]], 299 ; CHECK-NEXT: [[TMP0:%.*]] = urem i32 [[X]], 299 ; CHECK-NEXT: [[TMP3:%.*]] = sub i32 [[X]], [[TMP0]] ; CHECK-NEXT: [[TMP4:%.*]] = add i32 [[TMP]], [[TMP3]] ; CHECK-NEXT: ret i32 [[TMP4]] ; bb: %tmp = urem i32 %x, 299 %tmp1 = udiv i32 %x,299 %tmp2 = urem i32 %tmp1, 147483647 %tmp3 = mul i32 %tmp2, 299 %tmp4 = add i32 %tmp, %tmp3 ret i32 %tmp4 }