| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -passes=constraint-elimination -S %s | FileCheck %s |
| |
| declare void @llvm.assume(i1) |
| |
| define i1 @test_mul_const_nuw_unsigned_1(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nuw_unsigned_1( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nuw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[T_1:%.*]] = icmp ult i8 [[START]], [[HIGH]] |
| ; CHECK-NEXT: ret i1 [[T_1]] |
| ; |
| entry: |
| %start.mul.4 = mul nuw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %t.1 = icmp ult i8 %start, %high |
| ret i1 %t.1 |
| } |
| |
| define i1 @test_mul_const_nuw_unsigned_2(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nuw_unsigned_2( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nuw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nuw i8 [[START]], 2 |
| ; CHECK-NEXT: [[T:%.*]] = icmp ult i8 [[START_MUL_2]], [[HIGH]] |
| ; CHECK-NEXT: ret i1 [[T]] |
| ; |
| entry: |
| %start.mul.4 = mul nuw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nuw i8 %start, 2 |
| %t = icmp ult i8 %start.mul.2, %high |
| ret i1 %t |
| } |
| |
| define i1 @test_mul_const_nuw_unsigned_3(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nuw_unsigned_3( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nuw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nuw i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]] |
| ; CHECK-NEXT: ret i1 true |
| ; |
| entry: |
| %start.mul.4 = mul nuw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nuw i8 %start, 2 |
| %start.add.1 = add nuw i8 %start, %start |
| %t = icmp ule i8 %start.add.1, %start.mul.2 |
| ret i1 %t |
| } |
| |
| |
| define i1 @test_mul_const_nuw_unsigned_4(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nuw_unsigned_4( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nuw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nuw i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]] |
| ; CHECK-NEXT: ret i1 false |
| ; |
| entry: |
| %start.mul.4 = mul nuw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nuw i8 %start, 2 |
| %start.add.1 = add nuw i8 %start, %start |
| %f = icmp ult i8 %start.add.1, %start.mul.2 |
| ret i1 %f |
| } |
| |
| |
| define i1 @test_mul_const_nuw_unsigned_5(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nuw_unsigned_5( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nuw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nuw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: ret i1 true |
| ; |
| entry: |
| %start.mul.4 = mul nuw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.add.1 = add nuw i8 %start, %start |
| %start.add.2 = add nuw i8 %start.add.1, %start.add.1 |
| %t.4 = icmp ule i8 %start.add.2, %start.mul.4 |
| ret i1 %t.4 |
| } |
| |
| define i1 @test_mul_const_nuw_unsigned_6(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nuw_unsigned_6( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nuw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nuw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: ret i1 false |
| ; |
| entry: |
| %start.mul.4 = mul nuw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.add.1 = add nuw i8 %start, %start |
| %start.add.2 = add nuw i8 %start.add.1, %start.add.1 |
| %f.2 = icmp ult i8 %start.add.2, %start.mul.4 |
| ret i1 %f.2 |
| } |
| |
| define i1 @test_mul_const_nuw_unsigned_7(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nuw_unsigned_7( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nuw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nuw i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nuw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[START_ADD_2_1:%.*]] = add nuw i8 [[START_ADD_2]], 1 |
| ; CHECK-NEXT: ret i1 false |
| ; |
| entry: |
| %start.mul.4 = mul nuw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nuw i8 %start, 2 |
| %start.add.1 = add nuw i8 %start, %start |
| %start.add.2 = add nuw i8 %start.add.1, %start.add.1 |
| %start.add.2.1 = add nuw i8 %start.add.2, 1 |
| %f.3 = icmp ule i8 %start.add.2.1, %start.mul.4 |
| ret i1 %f.3 |
| } |
| |
| define i1 @test_mul_const_nuw_unsigned_8(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nuw_unsigned_8( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nuw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nuw i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nuw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[START_ADD_2_1:%.*]] = add nuw i8 [[START_ADD_2]], 1 |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nuw i8 [[START]], 3 |
| ; CHECK-NEXT: [[T_5:%.*]] = icmp ule i8 [[START_ADD_1]], [[START_MUL_3]] |
| ; CHECK-NEXT: ret i1 [[T_5]] |
| ; |
| entry: |
| %start.mul.4 = mul nuw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nuw i8 %start, 2 |
| %start.add.1 = add nuw i8 %start, %start |
| %start.add.2 = add nuw i8 %start.add.1, %start.add.1 |
| %start.add.2.1 = add nuw i8 %start.add.2, 1 |
| %start.mul.3 = mul nuw i8 %start, 3 |
| %t.5 = icmp ule i8 %start.add.1, %start.mul.3 |
| ret i1 %t.5 |
| } |
| |
| define i1 @test_mul_const_nuw_unsigned_9(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nuw_unsigned_9( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nuw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nuw i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nuw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[START_ADD_2_1:%.*]] = add nuw i8 [[START_ADD_2]], 1 |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nuw i8 [[START]], 3 |
| ; CHECK-NEXT: [[F_5:%.*]] = icmp ult i8 [[START_ADD_2]], [[START_MUL_3]] |
| ; CHECK-NEXT: ret i1 [[F_5]] |
| ; |
| entry: |
| %start.mul.4 = mul nuw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nuw i8 %start, 2 |
| %start.add.1 = add nuw i8 %start, %start |
| %start.add.2 = add nuw i8 %start.add.1, %start.add.1 |
| %start.add.2.1 = add nuw i8 %start.add.2, 1 |
| %start.mul.3 = mul nuw i8 %start, 3 |
| %f.5 = icmp ult i8 %start.add.2, %start.mul.3 |
| ret i1 %f.5 |
| } |
| |
| define i1 @test_mul_const_nuw_unsigned_10(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nuw_unsigned_10( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul nuw i8 [[START:%.*]], 5 |
| ; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_MUL_5]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]]) |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nuw i8 [[START]], 3 |
| ; CHECK-NEXT: ret i1 true |
| ; |
| entry: |
| %start.mul.5 = mul nuw i8 %start, 5 |
| %c.0 = icmp ult i8 %start, %start.mul.5 |
| call void @llvm.assume(i1 %c.0) |
| |
| %start.mul.3 = mul nuw i8 %start, 3 |
| %t.1 = icmp ule i8 %start.mul.3, %start.mul.5 |
| ret i1 %t.1 |
| } |
| |
| define i1 @test_mul_const_nuw_unsigned_11(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nuw_unsigned_11( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul nuw i8 [[START:%.*]], 5 |
| ; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_MUL_5]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]]) |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nuw i8 [[START]], 3 |
| ; CHECK-NEXT: ret i1 false |
| ; |
| entry: |
| %start.mul.5 = mul nuw i8 %start, 5 |
| %c.0 = icmp ult i8 %start, %start.mul.5 |
| call void @llvm.assume(i1 %c.0) |
| |
| %start.mul.3 = mul nuw i8 %start, 3 |
| %c.1 = icmp ule i8 %start.mul.5, %start.mul.3 |
| ret i1 %c.1 |
| } |
| |
| define i1 @test_mul_const_nuw_unsigned_12(i8 %start) { |
| ; CHECK-LABEL: @test_mul_const_nuw_unsigned_12( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nuw i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START]], [[START_MUL_3]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul nuw i8 [[START]], 5 |
| ; CHECK-NEXT: ret i1 true |
| ; |
| entry: |
| %start.mul.3 = mul nuw i8 %start, 3 |
| %c.1 = icmp ult i8 %start, %start.mul.3 |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.5 = mul nuw i8 %start, 5 |
| %t.1 = icmp ule i8 %start.mul.3, %start.mul.5 |
| ret i1 %t.1 |
| } |
| |
| define i1 @test_mul_const_nuw_unsigned_13(i8 %start) { |
| ; CHECK-LABEL: @test_mul_const_nuw_unsigned_13( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nuw i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START]], [[START_MUL_3]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul nuw i8 [[START]], 5 |
| ; CHECK-NEXT: ret i1 false |
| ; |
| entry: |
| %start.mul.3 = mul nuw i8 %start, 3 |
| %c.1 = icmp ult i8 %start, %start.mul.3 |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.5 = mul nuw i8 %start, 5 |
| %f.1 = icmp ule i8 %start.mul.5, %start.mul.3 |
| ret i1 %f.1 |
| } |
| |
| define i1 @test_mul_const_nuw_unsigned_14(i8 %start) { |
| ; CHECK-LABEL: @test_mul_const_nuw_unsigned_14( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul nuw i8 [[START:%.*]], -5 |
| ; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_MUL_5]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]]) |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nuw i8 [[START]], -3 |
| ; CHECK-NEXT: [[T_1:%.*]] = icmp ule i8 [[START_MUL_3]], [[START_MUL_5]] |
| ; CHECK-NEXT: ret i1 [[T_1]] |
| ; |
| entry: |
| %start.mul.5 = mul nuw i8 %start, -5 |
| %c.0 = icmp ult i8 %start, %start.mul.5 |
| call void @llvm.assume(i1 %c.0) |
| |
| %start.mul.3 = mul nuw i8 %start, -3 |
| %t.1 = icmp ule i8 %start.mul.3, %start.mul.5 |
| ret i1 %t.1 |
| } |
| |
| define i1 @test_mul_const_nuw_unsigned_15(i8 %start) { |
| ; CHECK-LABEL: @test_mul_const_nuw_unsigned_15( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul nuw i8 [[START:%.*]], -5 |
| ; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_MUL_5]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]]) |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nuw i8 [[START]], -3 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ule i8 [[START_MUL_5]], [[START_MUL_3]] |
| ; CHECK-NEXT: ret i1 [[C_1]] |
| ; |
| entry: |
| %start.mul.5 = mul nuw i8 %start, -5 |
| %c.0 = icmp ult i8 %start, %start.mul.5 |
| call void @llvm.assume(i1 %c.0) |
| |
| %start.mul.3 = mul nuw i8 %start, -3 |
| %c.1 = icmp ule i8 %start.mul.5, %start.mul.3 |
| ret i1 %c.1 |
| } |
| |
| define i1 @test_mul_const_nuw_nsw_unsigned_16(i8 %start) { |
| ; CHECK-LABEL: @test_mul_const_nuw_nsw_unsigned_16( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul nuw nsw i8 [[START:%.*]], -5 |
| ; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_MUL_5]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]]) |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nuw nsw i8 [[START]], -3 |
| ; CHECK-NEXT: [[T_1:%.*]] = icmp ule i8 [[START_MUL_3]], [[START_MUL_5]] |
| ; CHECK-NEXT: ret i1 [[T_1]] |
| ; |
| entry: |
| %start.mul.5 = mul nuw nsw i8 %start, -5 |
| %c.0 = icmp ult i8 %start, %start.mul.5 |
| call void @llvm.assume(i1 %c.0) |
| |
| %start.mul.3 = mul nuw nsw i8 %start, -3 |
| %t.1 = icmp ule i8 %start.mul.3, %start.mul.5 |
| ret i1 %t.1 |
| } |
| |
| define i1 @test_mul_const_nuw_nsw_unsigned_17(i8 %start) { |
| ; CHECK-LABEL: @test_mul_const_nuw_nsw_unsigned_17( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul nuw nsw i8 [[START:%.*]], -5 |
| ; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_MUL_5]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]]) |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nuw nsw i8 [[START]], -3 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ule i8 [[START_MUL_5]], [[START_MUL_3]] |
| ; CHECK-NEXT: ret i1 [[C_1]] |
| ; |
| entry: |
| %start.mul.5 = mul nuw nsw i8 %start, -5 |
| %c.0 = icmp ult i8 %start, %start.mul.5 |
| call void @llvm.assume(i1 %c.0) |
| |
| %start.mul.3 = mul nuw nsw i8 %start, -3 |
| %c.1 = icmp ule i8 %start.mul.5, %start.mul.3 |
| ret i1 %c.1 |
| } |
| |
| define i1 @test_mul_add_const_nuw_unsigned_1(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_nuw_unsigned_1( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add nuw i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nuw i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[T_1:%.*]] = icmp ult i8 [[START]], [[HIGH]] |
| ; CHECK-NEXT: ret i1 [[T_1]] |
| ; |
| entry: |
| %add = add nuw i8 %start, 3 |
| %start.mul.4 = mul nuw i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %t.1 = icmp ult i8 %start, %high |
| ret i1 %t.1 |
| } |
| |
| define i1 @test_mul_add_const_nuw_unsigned_2(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_nuw_unsigned_2( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add nuw i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nuw i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nuw i8 [[START]], 2 |
| ; CHECK-NEXT: [[T_2:%.*]] = icmp ult i8 [[START_MUL_2]], [[HIGH]] |
| ; CHECK-NEXT: ret i1 [[T_2]] |
| ; |
| entry: |
| %add = add nuw i8 %start, 3 |
| %start.mul.4 = mul nuw i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nuw i8 %start, 2 |
| %t.2 = icmp ult i8 %start.mul.2, %high |
| ret i1 %t.2 |
| } |
| |
| define i1 @test_mul_add_const_nuw_unsigned_3(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_nuw_unsigned_3( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add nuw i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nuw i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nuw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: ret i1 true |
| ; |
| entry: |
| %add = add nuw i8 %start, 3 |
| %start.mul.4 = mul nuw i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.add.1 = add nuw i8 %start, %start |
| %start.add.2 = add nuw i8 %start.add.1, %start.add.1 |
| %t.3 = icmp ule i8 %start.add.2, %start.mul.4 |
| ret i1 %t.3 |
| } |
| |
| define i1 @test_mul_add_const_nuw_unsigned_4(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_nuw_unsigned_4( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add nuw i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nuw i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nuw i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nuw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: ret i1 true |
| ; |
| entry: |
| %add = add nuw i8 %start, 3 |
| %start.mul.4 = mul nuw i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nuw i8 %start, 2 |
| %start.add.1 = add nuw i8 %start, %start |
| %start.add.2 = add nuw i8 %start.add.1, %start.add.1 |
| %t.4 = icmp ult i8 %start.add.2, %start.mul.4 |
| ret i1 %t.4 |
| } |
| |
| define i1 @test_mul_add_const_nuw_unsigned_5(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_nuw_unsigned_5( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add nuw i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nuw i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nuw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[START_ADD_2_12:%.*]] = add nuw i8 [[START_ADD_2]], 12 |
| ; CHECK-NEXT: ret i1 true |
| ; |
| entry: |
| %add = add nuw i8 %start, 3 |
| %start.mul.4 = mul nuw i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.add.1 = add nuw i8 %start, %start |
| %start.add.2 = add nuw i8 %start.add.1, %start.add.1 |
| %start.add.2.12 = add nuw i8 %start.add.2, 12 |
| %t.5 = icmp ule i8 %start.add.2.12, %start.mul.4 |
| ret i1 %t.5 |
| } |
| |
| define i1 @test_mul_add_const_nuw_unsigned_6(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_nuw_unsigned_6( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add nuw i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nuw i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nuw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[START_ADD_2_13:%.*]] = add nuw i8 [[START_ADD_2]], 13 |
| ; CHECK-NEXT: ret i1 false |
| ; |
| entry: |
| %add = add nuw i8 %start, 3 |
| %start.mul.4 = mul nuw i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.add.1 = add nuw i8 %start, %start |
| %start.add.2 = add nuw i8 %start.add.1, %start.add.1 |
| %start.add.2.13 = add nuw i8 %start.add.2, 13 |
| %f.1 = icmp ule i8 %start.add.2.13, %start.mul.4 |
| ret i1 %f.1 |
| } |
| |
| define i1 @test_mul_const_nsw_unsigned_1(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nsw_unsigned_1( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nsw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[T_1:%.*]] = icmp ult i8 [[START]], [[HIGH]] |
| ; CHECK-NEXT: ret i1 [[T_1]] |
| ; |
| entry: |
| %start.mul.4 = mul nsw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %t.1 = icmp ult i8 %start, %high |
| ret i1 %t.1 |
| } |
| |
| define i1 @test_mul_const_nsw_unsigned_2(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nsw_unsigned_2( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nsw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nsw i8 [[START]], 2 |
| ; CHECK-NEXT: [[T:%.*]] = icmp ult i8 [[START_MUL_2]], [[HIGH]] |
| ; CHECK-NEXT: ret i1 [[T]] |
| ; |
| entry: |
| %start.mul.4 = mul nsw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nsw i8 %start, 2 |
| %t = icmp ult i8 %start.mul.2, %high |
| ret i1 %t |
| } |
| |
| define i1 @test_mul_const_nsw_unsigned_3(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nsw_unsigned_3( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nsw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nsw i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nsw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[T:%.*]] = icmp ule i8 [[START_ADD_1]], [[START_MUL_2]] |
| ; CHECK-NEXT: ret i1 [[T]] |
| ; |
| entry: |
| %start.mul.4 = mul nsw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nsw i8 %start, 2 |
| %start.add.1 = add nsw i8 %start, %start |
| %t = icmp ule i8 %start.add.1, %start.mul.2 |
| ret i1 %t |
| } |
| |
| |
| define i1 @test_mul_const_nsw_unsigned_4(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nsw_unsigned_4( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nsw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nsw i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nsw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[F:%.*]] = icmp ult i8 [[START_ADD_1]], [[START_MUL_2]] |
| ; CHECK-NEXT: ret i1 [[F]] |
| ; |
| entry: |
| %start.mul.4 = mul nsw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nsw i8 %start, 2 |
| %start.add.1 = add nsw i8 %start, %start |
| %f = icmp ult i8 %start.add.1, %start.mul.2 |
| ret i1 %f |
| } |
| |
| |
| define i1 @test_mul_const_nsw_unsigned_5(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nsw_unsigned_5( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nsw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nsw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nsw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[T_4:%.*]] = icmp ule i8 [[START_ADD_2]], [[START_MUL_4]] |
| ; CHECK-NEXT: ret i1 [[T_4]] |
| ; |
| entry: |
| %start.mul.4 = mul nsw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.add.1 = add nsw i8 %start, %start |
| %start.add.2 = add nsw i8 %start.add.1, %start.add.1 |
| %t.4 = icmp ule i8 %start.add.2, %start.mul.4 |
| ret i1 %t.4 |
| } |
| |
| define i1 @test_mul_const_nsw_unsigned_6(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nsw_unsigned_6( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nsw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nsw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nsw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[F_2:%.*]] = icmp ult i8 [[START_ADD_2]], [[START_MUL_4]] |
| ; CHECK-NEXT: ret i1 [[F_2]] |
| ; |
| entry: |
| %start.mul.4 = mul nsw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.add.1 = add nsw i8 %start, %start |
| %start.add.2 = add nsw i8 %start.add.1, %start.add.1 |
| %f.2 = icmp ult i8 %start.add.2, %start.mul.4 |
| ret i1 %f.2 |
| } |
| |
| define i1 @test_mul_const_nsw_unsigned_7(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nsw_unsigned_7( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nsw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nsw i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nsw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nsw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[START_ADD_2_1:%.*]] = add nsw i8 [[START_ADD_2]], 1 |
| ; CHECK-NEXT: [[F_3:%.*]] = icmp ule i8 [[START_ADD_2_1]], [[START_MUL_4]] |
| ; CHECK-NEXT: ret i1 [[F_3]] |
| ; |
| entry: |
| %start.mul.4 = mul nsw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nsw i8 %start, 2 |
| %start.add.1 = add nsw i8 %start, %start |
| %start.add.2 = add nsw i8 %start.add.1, %start.add.1 |
| %start.add.2.1 = add nsw i8 %start.add.2, 1 |
| %f.3 = icmp ule i8 %start.add.2.1, %start.mul.4 |
| ret i1 %f.3 |
| } |
| |
| define i1 @test_mul_const_nsw_unsigned_8(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nsw_unsigned_8( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nsw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nsw i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nsw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nsw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[START_ADD_2_1:%.*]] = add nsw i8 [[START_ADD_2]], 1 |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nsw i8 [[START]], 3 |
| ; CHECK-NEXT: [[T_5:%.*]] = icmp ule i8 [[START_ADD_1]], [[START_MUL_3]] |
| ; CHECK-NEXT: ret i1 [[T_5]] |
| ; |
| entry: |
| %start.mul.4 = mul nsw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nsw i8 %start, 2 |
| %start.add.1 = add nsw i8 %start, %start |
| %start.add.2 = add nsw i8 %start.add.1, %start.add.1 |
| %start.add.2.1 = add nsw i8 %start.add.2, 1 |
| %start.mul.3 = mul nsw i8 %start, 3 |
| %t.5 = icmp ule i8 %start.add.1, %start.mul.3 |
| ret i1 %t.5 |
| } |
| |
| define i1 @test_mul_const_nsw_unsigned_9(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nsw_unsigned_9( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nsw i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nsw i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nsw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nsw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[START_ADD_2_1:%.*]] = add nsw i8 [[START_ADD_2]], 1 |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nsw i8 [[START]], 3 |
| ; CHECK-NEXT: [[F_5:%.*]] = icmp ult i8 [[START_ADD_2]], [[START_MUL_3]] |
| ; CHECK-NEXT: ret i1 [[F_5]] |
| ; |
| entry: |
| %start.mul.4 = mul nsw i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nsw i8 %start, 2 |
| %start.add.1 = add nsw i8 %start, %start |
| %start.add.2 = add nsw i8 %start.add.1, %start.add.1 |
| %start.add.2.1 = add nsw i8 %start.add.2, 1 |
| %start.mul.3 = mul nsw i8 %start, 3 |
| %f.5 = icmp ult i8 %start.add.2, %start.mul.3 |
| ret i1 %f.5 |
| } |
| |
| define i1 @test_mul_const_nsw_unsigned_10(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nsw_unsigned_10( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul nsw i8 [[START:%.*]], 5 |
| ; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_MUL_5]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]]) |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nsw i8 [[START]], 3 |
| ; CHECK-NEXT: [[T_1:%.*]] = icmp ule i8 [[START_MUL_3]], [[START_MUL_5]] |
| ; CHECK-NEXT: ret i1 [[T_1]] |
| ; |
| entry: |
| %start.mul.5 = mul nsw i8 %start, 5 |
| %c.0 = icmp ult i8 %start, %start.mul.5 |
| call void @llvm.assume(i1 %c.0) |
| |
| %start.mul.3 = mul nsw i8 %start, 3 |
| %t.1 = icmp ule i8 %start.mul.3, %start.mul.5 |
| ret i1 %t.1 |
| } |
| |
| define i1 @test_mul_const_nsw_unsigned_11(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_nsw_unsigned_11( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul nsw i8 [[START:%.*]], 5 |
| ; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_MUL_5]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]]) |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nsw i8 [[START]], 3 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ule i8 [[START_MUL_5]], [[START_MUL_3]] |
| ; CHECK-NEXT: ret i1 [[C_1]] |
| ; |
| entry: |
| %start.mul.5 = mul nsw i8 %start, 5 |
| %c.0 = icmp ult i8 %start, %start.mul.5 |
| call void @llvm.assume(i1 %c.0) |
| |
| %start.mul.3 = mul nsw i8 %start, 3 |
| %c.1 = icmp ule i8 %start.mul.5, %start.mul.3 |
| ret i1 %c.1 |
| } |
| |
| define i1 @test_mul_const_nsw_unsigned_12(i8 %start) { |
| ; CHECK-LABEL: @test_mul_const_nsw_unsigned_12( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul nsw i8 [[START:%.*]], -5 |
| ; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_MUL_5]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]]) |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nsw i8 [[START]], -3 |
| ; CHECK-NEXT: [[T_1:%.*]] = icmp ule i8 [[START_MUL_3]], [[START_MUL_5]] |
| ; CHECK-NEXT: ret i1 [[T_1]] |
| ; |
| entry: |
| %start.mul.5 = mul nsw i8 %start, -5 |
| %c.0 = icmp ult i8 %start, %start.mul.5 |
| call void @llvm.assume(i1 %c.0) |
| |
| %start.mul.3 = mul nsw i8 %start, -3 |
| %t.1 = icmp ule i8 %start.mul.3, %start.mul.5 |
| ret i1 %t.1 |
| } |
| |
| define i1 @test_mul_const_nsw_unsigned_13(i8 %start) { |
| ; CHECK-LABEL: @test_mul_const_nsw_unsigned_13( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul nsw i8 [[START:%.*]], -5 |
| ; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_MUL_5]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]]) |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul nsw i8 [[START]], -3 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ule i8 [[START_MUL_5]], [[START_MUL_3]] |
| ; CHECK-NEXT: ret i1 [[C_1]] |
| ; |
| entry: |
| %start.mul.5 = mul nsw i8 %start, -5 |
| %c.0 = icmp ult i8 %start, %start.mul.5 |
| call void @llvm.assume(i1 %c.0) |
| |
| %start.mul.3 = mul nsw i8 %start, -3 |
| %c.1 = icmp ule i8 %start.mul.5, %start.mul.3 |
| ret i1 %c.1 |
| } |
| |
| define i1 @test_mul_add_const_nsw_unsigned_1(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_nsw_unsigned_1( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add nsw i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nsw i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[T_1:%.*]] = icmp ult i8 [[START]], [[HIGH]] |
| ; CHECK-NEXT: ret i1 [[T_1]] |
| ; |
| entry: |
| %add = add nsw i8 %start, 3 |
| %start.mul.4 = mul nsw i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %t.1 = icmp ult i8 %start, %high |
| ret i1 %t.1 |
| } |
| |
| define i1 @test_mul_add_const_nsw_unsigned_2(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_nsw_unsigned_2( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add nsw i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nsw i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nsw i8 [[START]], 2 |
| ; CHECK-NEXT: [[T_2:%.*]] = icmp ult i8 [[START_MUL_2]], [[HIGH]] |
| ; CHECK-NEXT: ret i1 [[T_2]] |
| ; |
| entry: |
| %add = add nsw i8 %start, 3 |
| %start.mul.4 = mul nsw i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nsw i8 %start, 2 |
| %t.2 = icmp ult i8 %start.mul.2, %high |
| ret i1 %t.2 |
| } |
| |
| define i1 @test_mul_add_const_nsw_unsigned_3(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_nsw_unsigned_3( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add nsw i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nsw i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nsw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nsw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[T_3:%.*]] = icmp ule i8 [[START_ADD_2]], [[START_MUL_4]] |
| ; CHECK-NEXT: ret i1 [[T_3]] |
| ; |
| entry: |
| %add = add nsw i8 %start, 3 |
| %start.mul.4 = mul nsw i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.add.1 = add nsw i8 %start, %start |
| %start.add.2 = add nsw i8 %start.add.1, %start.add.1 |
| %t.3 = icmp ule i8 %start.add.2, %start.mul.4 |
| ret i1 %t.3 |
| } |
| |
| define i1 @test_mul_add_const_nsw_unsigned_4(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_nsw_unsigned_4( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add nsw i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nsw i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul nsw i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nsw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nsw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[T_4:%.*]] = icmp ult i8 [[START_ADD_2]], [[START_MUL_4]] |
| ; CHECK-NEXT: ret i1 [[T_4]] |
| ; |
| entry: |
| %add = add nsw i8 %start, 3 |
| %start.mul.4 = mul nsw i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul nsw i8 %start, 2 |
| %start.add.1 = add nsw i8 %start, %start |
| %start.add.2 = add nsw i8 %start.add.1, %start.add.1 |
| %t.4 = icmp ult i8 %start.add.2, %start.mul.4 |
| ret i1 %t.4 |
| } |
| |
| define i1 @test_mul_add_const_nsw_unsigned_5(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_nsw_unsigned_5( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add nsw i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nsw i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nsw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nsw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[START_ADD_2_12:%.*]] = add nsw i8 [[START_ADD_2]], 12 |
| ; CHECK-NEXT: [[T_5:%.*]] = icmp ule i8 [[START_ADD_2_12]], [[START_MUL_4]] |
| ; CHECK-NEXT: ret i1 [[T_5]] |
| ; |
| entry: |
| %add = add nsw i8 %start, 3 |
| %start.mul.4 = mul nsw i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.add.1 = add nsw i8 %start, %start |
| %start.add.2 = add nsw i8 %start.add.1, %start.add.1 |
| %start.add.2.12 = add nsw i8 %start.add.2, 12 |
| %t.5 = icmp ule i8 %start.add.2.12, %start.mul.4 |
| ret i1 %t.5 |
| } |
| |
| define i1 @test_mul_add_const_nsw_unsigned_6(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_nsw_unsigned_6( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add nsw i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul nsw i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add nsw i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add nsw i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[START_ADD_2_13:%.*]] = add nsw i8 [[START_ADD_2]], 13 |
| ; CHECK-NEXT: [[F_1:%.*]] = icmp ule i8 [[START_ADD_2_13]], [[START_MUL_4]] |
| ; CHECK-NEXT: ret i1 [[F_1]] |
| ; |
| entry: |
| %add = add nsw i8 %start, 3 |
| %start.mul.4 = mul nsw i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.add.1 = add nsw i8 %start, %start |
| %start.add.2 = add nsw i8 %start.add.1, %start.add.1 |
| %start.add.2.13 = add nsw i8 %start.add.2, 13 |
| %f.1 = icmp ule i8 %start.add.2.13, %start.mul.4 |
| ret i1 %f.1 |
| } |
| |
| define i1 @test_mul_const_no_nuw_unsigned_1(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_no_nuw_unsigned_1( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[T_1:%.*]] = icmp ult i8 [[START]], [[HIGH]] |
| ; CHECK-NEXT: ret i1 [[T_1]] |
| ; |
| entry: |
| %start.mul.4 = mul i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %t.1 = icmp ult i8 %start, %high |
| ret i1 %t.1 |
| } |
| |
| define i1 @test_mul_const_no_nuw_unsigned_2(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_no_nuw_unsigned_2( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul i8 [[START]], 2 |
| ; CHECK-NEXT: [[T:%.*]] = icmp ult i8 [[START_MUL_2]], [[HIGH]] |
| ; CHECK-NEXT: ret i1 [[T]] |
| ; |
| entry: |
| %start.mul.4 = mul i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul i8 %start, 2 |
| %t = icmp ult i8 %start.mul.2, %high |
| ret i1 %t |
| } |
| |
| define i1 @test_mul_const_no_nuw_unsigned_3(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_no_nuw_unsigned_3( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[T:%.*]] = icmp ule i8 [[START_ADD_1]], [[START_MUL_2]] |
| ; CHECK-NEXT: ret i1 [[T]] |
| ; |
| entry: |
| %start.mul.4 = mul i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul i8 %start, 2 |
| %start.add.1 = add i8 %start, %start |
| %t = icmp ule i8 %start.add.1, %start.mul.2 |
| ret i1 %t |
| } |
| |
| |
| define i1 @test_mul_const_no_nuw_unsigned_4(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_no_nuw_unsigned_4( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[F:%.*]] = icmp ult i8 [[START_ADD_1]], [[START_MUL_2]] |
| ; CHECK-NEXT: ret i1 [[F]] |
| ; |
| entry: |
| %start.mul.4 = mul i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul i8 %start, 2 |
| %start.add.1 = add i8 %start, %start |
| %f = icmp ult i8 %start.add.1, %start.mul.2 |
| ret i1 %f |
| } |
| |
| |
| define i1 @test_mul_const_no_nuw_unsigned_5(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_no_nuw_unsigned_5( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[T_4:%.*]] = icmp ule i8 [[START_ADD_2]], [[START_MUL_4]] |
| ; CHECK-NEXT: ret i1 [[T_4]] |
| ; |
| entry: |
| %start.mul.4 = mul i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.add.1 = add i8 %start, %start |
| %start.add.2 = add i8 %start.add.1, %start.add.1 |
| %t.4 = icmp ule i8 %start.add.2, %start.mul.4 |
| ret i1 %t.4 |
| } |
| |
| define i1 @test_mul_const_no_nuw_unsigned_6(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_no_nuw_unsigned_6( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[F_2:%.*]] = icmp ult i8 [[START_ADD_2]], [[START_MUL_4]] |
| ; CHECK-NEXT: ret i1 [[F_2]] |
| ; |
| entry: |
| %start.mul.4 = mul i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.add.1 = add i8 %start, %start |
| %start.add.2 = add i8 %start.add.1, %start.add.1 |
| %f.2 = icmp ult i8 %start.add.2, %start.mul.4 |
| ret i1 %f.2 |
| } |
| |
| define i1 @test_mul_const_no_nuw_unsigned_7(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_no_nuw_unsigned_7( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[START_ADD_2_1:%.*]] = add i8 [[START_ADD_2]], 1 |
| ; CHECK-NEXT: [[F_3:%.*]] = icmp ule i8 [[START_ADD_2_1]], [[START_MUL_4]] |
| ; CHECK-NEXT: ret i1 [[F_3]] |
| ; |
| entry: |
| %start.mul.4 = mul i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul i8 %start, 2 |
| %start.add.1 = add i8 %start, %start |
| %start.add.2 = add i8 %start.add.1, %start.add.1 |
| %start.add.2.1 = add i8 %start.add.2, 1 |
| %f.3 = icmp ule i8 %start.add.2.1, %start.mul.4 |
| ret i1 %f.3 |
| } |
| |
| define i1 @test_mul_const_no_nuw_unsigned_8(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_no_nuw_unsigned_8( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[START_ADD_2_1:%.*]] = add i8 [[START_ADD_2]], 1 |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul i8 [[START]], 3 |
| ; CHECK-NEXT: [[T_5:%.*]] = icmp ule i8 [[START_ADD_1]], [[START_MUL_3]] |
| ; CHECK-NEXT: ret i1 [[T_5]] |
| ; |
| entry: |
| %start.mul.4 = mul i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul i8 %start, 2 |
| %start.add.1 = add i8 %start, %start |
| %start.add.2 = add i8 %start.add.1, %start.add.1 |
| %start.add.2.1 = add i8 %start.add.2, 1 |
| %start.mul.3 = mul i8 %start, 3 |
| %t.5 = icmp ule i8 %start.add.1, %start.mul.3 |
| ret i1 %t.5 |
| } |
| |
| define i1 @test_mul_const_no_nuw_unsigned_9(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_no_nuw_unsigned_9( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul i8 [[START:%.*]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[START_ADD_2_1:%.*]] = add i8 [[START_ADD_2]], 1 |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul i8 [[START]], 3 |
| ; CHECK-NEXT: [[F_5:%.*]] = icmp ult i8 [[START_ADD_2]], [[START_MUL_3]] |
| ; CHECK-NEXT: ret i1 [[F_5]] |
| ; |
| entry: |
| %start.mul.4 = mul i8 %start, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul i8 %start, 2 |
| %start.add.1 = add i8 %start, %start |
| %start.add.2 = add i8 %start.add.1, %start.add.1 |
| %start.add.2.1 = add i8 %start.add.2, 1 |
| %start.mul.3 = mul i8 %start, 3 |
| %f.5 = icmp ult i8 %start.add.2, %start.mul.3 |
| ret i1 %f.5 |
| } |
| |
| define i1 @test_mul_const_no_nuw_unsigned_10(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_no_nuw_unsigned_10( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul i8 [[START:%.*]], 5 |
| ; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_MUL_5]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]]) |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul i8 [[START]], 3 |
| ; CHECK-NEXT: [[T_1:%.*]] = icmp ule i8 [[START_MUL_3]], [[START_MUL_5]] |
| ; CHECK-NEXT: ret i1 [[T_1]] |
| ; |
| entry: |
| %start.mul.5 = mul i8 %start, 5 |
| %c.0 = icmp ult i8 %start, %start.mul.5 |
| call void @llvm.assume(i1 %c.0) |
| |
| %start.mul.3 = mul i8 %start, 3 |
| %t.1 = icmp ule i8 %start.mul.3, %start.mul.5 |
| ret i1 %t.1 |
| } |
| |
| define i1 @test_mul_const_no_nuw_unsigned_11(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_const_no_nuw_unsigned_11( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul i8 [[START:%.*]], 5 |
| ; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_MUL_5]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]]) |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul i8 [[START]], 3 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ule i8 [[START_MUL_5]], [[START_MUL_3]] |
| ; CHECK-NEXT: ret i1 [[C_1]] |
| ; |
| entry: |
| %start.mul.5 = mul i8 %start, 5 |
| %c.0 = icmp ult i8 %start, %start.mul.5 |
| call void @llvm.assume(i1 %c.0) |
| |
| %start.mul.3 = mul i8 %start, 3 |
| %c.1 = icmp ule i8 %start.mul.5, %start.mul.3 |
| ret i1 %c.1 |
| } |
| |
| define i1 @test_mul_const_no_nuw_unsigned_12(i8 %start) { |
| ; CHECK-LABEL: @test_mul_const_no_nuw_unsigned_12( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START]], [[START_MUL_3]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul i8 [[START]], 5 |
| ; CHECK-NEXT: [[T_1:%.*]] = icmp ule i8 [[START_MUL_3]], [[START_MUL_5]] |
| ; CHECK-NEXT: ret i1 [[T_1]] |
| ; |
| entry: |
| %start.mul.3 = mul i8 %start, 3 |
| %c.1 = icmp ult i8 %start, %start.mul.3 |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.5 = mul i8 %start, 5 |
| %t.1 = icmp ule i8 %start.mul.3, %start.mul.5 |
| ret i1 %t.1 |
| } |
| |
| define i1 @test_mul_const_no_nuw_unsigned_13(i8 %start) { |
| ; CHECK-LABEL: @test_mul_const_no_nuw_unsigned_13( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[START_MUL_3:%.*]] = mul i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START]], [[START_MUL_3]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_5:%.*]] = mul i8 [[START]], 5 |
| ; CHECK-NEXT: [[F_1:%.*]] = icmp ule i8 [[START_MUL_5]], [[START_MUL_3]] |
| ; CHECK-NEXT: ret i1 [[F_1]] |
| ; |
| entry: |
| %start.mul.3 = mul i8 %start, 3 |
| %c.1 = icmp ult i8 %start, %start.mul.3 |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.5 = mul i8 %start, 5 |
| %f.1 = icmp ule i8 %start.mul.5, %start.mul.3 |
| ret i1 %f.1 |
| } |
| |
| define i1 @test_mul_add_const_no_nuw_unsigned_1(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_no_nuw_unsigned_1( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[T_1:%.*]] = icmp ult i8 [[START]], [[HIGH]] |
| ; CHECK-NEXT: ret i1 [[T_1]] |
| ; |
| entry: |
| %add = add i8 %start, 3 |
| %start.mul.4 = mul i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %t.1 = icmp ult i8 %start, %high |
| ret i1 %t.1 |
| } |
| |
| define i1 @test_mul_add_const_no_nuw_unsigned_2(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_no_nuw_unsigned_2( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul i8 [[START]], 2 |
| ; CHECK-NEXT: [[T_2:%.*]] = icmp ult i8 [[START_MUL_2]], [[HIGH]] |
| ; CHECK-NEXT: ret i1 [[T_2]] |
| ; |
| entry: |
| %add = add i8 %start, 3 |
| %start.mul.4 = mul i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul i8 %start, 2 |
| %t.2 = icmp ult i8 %start.mul.2, %high |
| ret i1 %t.2 |
| } |
| |
| define i1 @test_mul_add_const_no_nuw_unsigned_3(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_no_nuw_unsigned_3( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[T_3:%.*]] = icmp ule i8 [[START_ADD_2]], [[START_MUL_4]] |
| ; CHECK-NEXT: ret i1 [[T_3]] |
| ; |
| entry: |
| %add = add i8 %start, 3 |
| %start.mul.4 = mul i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.add.1 = add i8 %start, %start |
| %start.add.2 = add i8 %start.add.1, %start.add.1 |
| %t.3 = icmp ule i8 %start.add.2, %start.mul.4 |
| ret i1 %t.3 |
| } |
| |
| define i1 @test_mul_add_const_no_nuw_unsigned_4(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_no_nuw_unsigned_4( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_MUL_2:%.*]] = mul i8 [[START]], 2 |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[T_4:%.*]] = icmp ult i8 [[START_ADD_2]], [[START_MUL_4]] |
| ; CHECK-NEXT: ret i1 [[T_4]] |
| ; |
| entry: |
| %add = add i8 %start, 3 |
| %start.mul.4 = mul i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.mul.2 = mul i8 %start, 2 |
| %start.add.1 = add i8 %start, %start |
| %start.add.2 = add i8 %start.add.1, %start.add.1 |
| %t.4 = icmp ult i8 %start.add.2, %start.mul.4 |
| ret i1 %t.4 |
| } |
| |
| define i1 @test_mul_add_const_no_nuw_unsigned_5(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_no_nuw_unsigned_5( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[START_ADD_2_12:%.*]] = add i8 [[START_ADD_2]], 12 |
| ; CHECK-NEXT: [[T_5:%.*]] = icmp ule i8 [[START_ADD_2_12]], [[START_MUL_4]] |
| ; CHECK-NEXT: ret i1 [[T_5]] |
| ; |
| entry: |
| %add = add i8 %start, 3 |
| %start.mul.4 = mul i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.add.1 = add i8 %start, %start |
| %start.add.2 = add i8 %start.add.1, %start.add.1 |
| %start.add.2.12 = add i8 %start.add.2, 12 |
| %t.5 = icmp ule i8 %start.add.2.12, %start.mul.4 |
| ret i1 %t.5 |
| } |
| |
| define i1 @test_mul_add_const_no_nuw_unsigned_6(i8 %start, i8 %high) { |
| ; CHECK-LABEL: @test_mul_add_const_no_nuw_unsigned_6( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[ADD:%.*]] = add i8 [[START:%.*]], 3 |
| ; CHECK-NEXT: [[START_MUL_4:%.*]] = mul i8 [[ADD]], 4 |
| ; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_MUL_4]], [[HIGH:%.*]] |
| ; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]]) |
| ; CHECK-NEXT: [[START_ADD_1:%.*]] = add i8 [[START]], [[START]] |
| ; CHECK-NEXT: [[START_ADD_2:%.*]] = add i8 [[START_ADD_1]], [[START_ADD_1]] |
| ; CHECK-NEXT: [[START_ADD_2_13:%.*]] = add i8 [[START_ADD_2]], 13 |
| ; CHECK-NEXT: [[F_1:%.*]] = icmp ule i8 [[START_ADD_2_13]], [[START_MUL_4]] |
| ; CHECK-NEXT: ret i1 [[F_1]] |
| ; |
| entry: |
| %add = add i8 %start, 3 |
| %start.mul.4 = mul i8 %add, 4 |
| %c.1 = icmp ult i8 %start.mul.4, %high |
| call void @llvm.assume(i1 %c.1) |
| |
| %start.add.1 = add i8 %start, %start |
| %start.add.2 = add i8 %start.add.1, %start.add.1 |
| %start.add.2.13 = add i8 %start.add.2, 13 |
| %f.1 = icmp ule i8 %start.add.2.13, %start.mul.4 |
| ret i1 %f.1 |
| } |
| |