| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -S -passes=correlated-propagation < %s | FileCheck %s |
| |
| declare i32 @llvm.umin.i32(i32, i32) |
| declare i32 @llvm.umax.i32(i32, i32) |
| declare i32 @llvm.smin.i32(i32, i32) |
| declare i32 @llvm.smax.i32(i32, i32) |
| declare i32 @llvm.abs.i32(i32, i1) |
| declare void @use(i1) |
| |
| define void @test_umin(i32 %x) { |
| ; CHECK-LABEL: @test_umin( |
| ; CHECK-NEXT: [[M:%.*]] = call i32 @llvm.umin.i32(i32 [[X:%.*]], i32 10) |
| ; CHECK-NEXT: call void @use(i1 true) |
| ; CHECK-NEXT: [[C2:%.*]] = icmp ult i32 [[M]], 10 |
| ; CHECK-NEXT: call void @use(i1 [[C2]]) |
| ; CHECK-NEXT: ret void |
| ; |
| %m = call i32 @llvm.umin.i32(i32 %x, i32 10) |
| %c1 = icmp ule i32 %m, 10 |
| call void @use(i1 %c1) |
| %c2 = icmp ult i32 %m, 10 |
| call void @use(i1 %c2) |
| ret void |
| } |
| |
| define void @test_umax(i32 %x) { |
| ; CHECK-LABEL: @test_umax( |
| ; CHECK-NEXT: [[M:%.*]] = call i32 @llvm.umax.i32(i32 [[X:%.*]], i32 10) |
| ; CHECK-NEXT: call void @use(i1 true) |
| ; CHECK-NEXT: [[C2:%.*]] = icmp ugt i32 [[M]], 10 |
| ; CHECK-NEXT: call void @use(i1 [[C2]]) |
| ; CHECK-NEXT: ret void |
| ; |
| %m = call i32 @llvm.umax.i32(i32 %x, i32 10) |
| %c1 = icmp uge i32 %m, 10 |
| call void @use(i1 %c1) |
| %c2 = icmp ugt i32 %m, 10 |
| call void @use(i1 %c2) |
| ret void |
| } |
| |
| define void @test_smin(i32 %x) { |
| ; CHECK-LABEL: @test_smin( |
| ; CHECK-NEXT: [[M:%.*]] = call i32 @llvm.smin.i32(i32 [[X:%.*]], i32 10) |
| ; CHECK-NEXT: call void @use(i1 true) |
| ; CHECK-NEXT: [[C2:%.*]] = icmp slt i32 [[M]], 10 |
| ; CHECK-NEXT: call void @use(i1 [[C2]]) |
| ; CHECK-NEXT: ret void |
| ; |
| %m = call i32 @llvm.smin.i32(i32 %x, i32 10) |
| %c1 = icmp sle i32 %m, 10 |
| call void @use(i1 %c1) |
| %c2 = icmp slt i32 %m, 10 |
| call void @use(i1 %c2) |
| ret void |
| } |
| |
| define void @test_smax(i32 %x) { |
| ; CHECK-LABEL: @test_smax( |
| ; CHECK-NEXT: [[M:%.*]] = call i32 @llvm.smax.i32(i32 [[X:%.*]], i32 10) |
| ; CHECK-NEXT: call void @use(i1 true) |
| ; CHECK-NEXT: [[C2:%.*]] = icmp ugt i32 [[M]], 10 |
| ; CHECK-NEXT: call void @use(i1 [[C2]]) |
| ; CHECK-NEXT: ret void |
| ; |
| %m = call i32 @llvm.smax.i32(i32 %x, i32 10) |
| %c1 = icmp sge i32 %m, 10 |
| call void @use(i1 %c1) |
| %c2 = icmp sgt i32 %m, 10 |
| call void @use(i1 %c2) |
| ret void |
| } |
| |
| define void @test_abs1(i32* %p) { |
| ; CHECK-LABEL: @test_abs1( |
| ; CHECK-NEXT: [[X:%.*]] = load i32, i32* [[P:%.*]], align 4, !range [[RNG0:![0-9]+]] |
| ; CHECK-NEXT: [[A:%.*]] = call i32 @llvm.abs.i32(i32 [[X]], i1 true) |
| ; CHECK-NEXT: call void @use(i1 true) |
| ; CHECK-NEXT: [[C2:%.*]] = icmp ult i32 [[A]], 15 |
| ; CHECK-NEXT: call void @use(i1 [[C2]]) |
| ; CHECK-NEXT: ret void |
| ; |
| %x = load i32, i32* %p, !range !{i32 -15, i32 10} |
| %a = call i32 @llvm.abs.i32(i32 %x, i1 false) |
| %c1 = icmp ule i32 %a, 15 |
| call void @use(i1 %c1) |
| %c2 = icmp ult i32 %a, 15 |
| call void @use(i1 %c2) |
| ret void |
| } |
| |
| define void @test_abs2(i32 %x) { |
| ; CHECK-LABEL: @test_abs2( |
| ; CHECK-NEXT: [[A:%.*]] = call i32 @llvm.abs.i32(i32 [[X:%.*]], i1 false) |
| ; CHECK-NEXT: call void @use(i1 true) |
| ; CHECK-NEXT: [[C2:%.*]] = icmp ult i32 [[A]], -2147483648 |
| ; CHECK-NEXT: call void @use(i1 [[C2]]) |
| ; CHECK-NEXT: ret void |
| ; |
| %a = call i32 @llvm.abs.i32(i32 %x, i1 false) |
| %c1 = icmp ule i32 %a, 2147483648 |
| call void @use(i1 %c1) |
| %c2 = icmp ult i32 %a, 2147483648 |
| call void @use(i1 %c2) |
| ret void |
| } |
| |
| define void @test_abs3(i32 %x) { |
| ; CHECK-LABEL: @test_abs3( |
| ; CHECK-NEXT: [[A:%.*]] = call i32 @llvm.abs.i32(i32 [[X:%.*]], i1 true) |
| ; CHECK-NEXT: call void @use(i1 true) |
| ; CHECK-NEXT: [[C2:%.*]] = icmp ugt i32 [[A]], 0 |
| ; CHECK-NEXT: call void @use(i1 [[C2]]) |
| ; CHECK-NEXT: ret void |
| ; |
| %a = call i32 @llvm.abs.i32(i32 %x, i1 true) |
| %c1 = icmp sge i32 %a, 0 |
| call void @use(i1 %c1) |
| %c2 = icmp sgt i32 %a, 0 |
| call void @use(i1 %c2) |
| ret void |
| } |