| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -passes=correlated-propagation -S | FileCheck %s |
| |
| define i8 @test0(i8 %a, i8 %b) { |
| ; CHECK-LABEL: @test0( |
| ; CHECK-NEXT: [[SHL:%.*]] = shl i8 [[A:%.*]], [[B:%.*]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; |
| %shl = shl i8 %a, %b |
| ret i8 %shl |
| } |
| |
| define i8 @test1(i8 %a, i8 %b) { |
| ; CHECK-LABEL: @test1( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ult i8 [[B:%.*]], 8 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]] |
| ; CHECK: bb: |
| ; CHECK-NEXT: [[SHL:%.*]] = shl i8 [[A:%.*]], [[B]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret i8 0 |
| ; |
| entry: |
| %cmp = icmp ult i8 %b, 8 |
| br i1 %cmp, label %bb, label %exit |
| |
| bb: |
| %shl = shl i8 %a, %b |
| ret i8 %shl |
| |
| exit: |
| ret i8 0 |
| } |
| |
| define i8 @test2(i8 %a, i8 %b) { |
| ; CHECK-LABEL: @test2( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ult i8 [[B:%.*]], 9 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]] |
| ; CHECK: bb: |
| ; CHECK-NEXT: [[SHL:%.*]] = shl i8 [[A:%.*]], [[B]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret i8 0 |
| ; |
| entry: |
| %cmp = icmp ult i8 %b, 9 |
| br i1 %cmp, label %bb, label %exit |
| |
| bb: |
| %shl = shl i8 %a, %b |
| ret i8 %shl |
| |
| exit: |
| ret i8 0 |
| } |
| |
| define i8 @test3(i8 %a, i8 %b) { |
| ; CHECK-LABEL: @test3( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ugt i8 [[B:%.*]], 6 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]] |
| ; CHECK: bb: |
| ; CHECK-NEXT: [[SHL:%.*]] = shl i8 [[A:%.*]], [[B]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret i8 0 |
| ; |
| entry: |
| %cmp = icmp ugt i8 %b, 6 |
| br i1 %cmp, label %bb, label %exit |
| |
| bb: |
| %shl = shl i8 %a, %b |
| ret i8 %shl |
| |
| exit: |
| ret i8 0 |
| } |
| |
| define i8 @test4(i8 %a, i8 %b) { |
| ; CHECK-LABEL: @test4( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ugt i8 [[B:%.*]], 7 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]] |
| ; CHECK: bb: |
| ; CHECK-NEXT: [[SHL:%.*]] = shl nuw nsw i8 [[A:%.*]], [[B]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret i8 0 |
| ; |
| entry: |
| %cmp = icmp ugt i8 %b, 7 |
| br i1 %cmp, label %bb, label %exit |
| |
| bb: |
| %shl = shl i8 %a, %b |
| ret i8 %shl |
| |
| exit: |
| ret i8 0 |
| } |
| |
| define i8 @test5(i8 %b) { |
| ; CHECK-LABEL: @test5( |
| ; CHECK-NEXT: [[SHL:%.*]] = shl nuw nsw i8 0, [[B:%.*]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; |
| %shl = shl i8 0, %b |
| ret i8 %shl |
| } |
| |
| define i8 @test6(i8 %b) { |
| ; CHECK-LABEL: @test6( |
| ; CHECK-NEXT: [[SHL:%.*]] = shl nuw i8 1, [[B:%.*]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; |
| %shl = shl i8 1, %b |
| ret i8 %shl |
| } |
| |
| define i8 @test7(i8 %b) { |
| ; CHECK-LABEL: @test7( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ult i8 [[B:%.*]], 7 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]] |
| ; CHECK: bb: |
| ; CHECK-NEXT: [[SHL:%.*]] = shl nuw nsw i8 1, [[B]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret i8 0 |
| ; |
| entry: |
| %cmp = icmp ult i8 %b, 7 |
| br i1 %cmp, label %bb, label %exit |
| |
| bb: |
| %shl = shl i8 1, %b |
| ret i8 %shl |
| |
| exit: |
| ret i8 0 |
| } |
| |
| define i8 @test8(i8 %b) { |
| ; CHECK-LABEL: @test8( |
| ; CHECK-NEXT: [[SHL:%.*]] = shl nsw i8 -1, [[B:%.*]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; |
| %shl = shl i8 -1, %b |
| ret i8 %shl |
| } |
| |
| define i8 @test9(i8 %b) { |
| ; CHECK-LABEL: @test9( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp eq i8 [[B:%.*]], 0 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]] |
| ; CHECK: bb: |
| ; CHECK-NEXT: [[SHL:%.*]] = shl nuw nsw i8 -1, [[B]] |
| ; CHECK-NEXT: ret i8 -1 |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret i8 0 |
| ; |
| entry: |
| %cmp = icmp eq i8 %b, 0 |
| br i1 %cmp, label %bb, label %exit |
| |
| bb: |
| %shl = shl i8 -1, %b |
| ret i8 %shl |
| |
| exit: |
| ret i8 0 |
| } |
| |
| define i8 @test10(i8 %b) { |
| ; CHECK-LABEL: @test10( |
| ; CHECK-NEXT: [[SHL:%.*]] = shl i8 42, [[B:%.*]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; |
| %shl = shl i8 42, %b |
| ret i8 %shl |
| } |
| |
| define i8 @test11(i8 %b) { |
| ; CHECK-LABEL: @test11( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ult i8 [[B:%.*]], 2 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]] |
| ; CHECK: bb: |
| ; CHECK-NEXT: [[SHL:%.*]] = shl nuw nsw i8 42, [[B]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret i8 0 |
| ; |
| entry: |
| %cmp = icmp ult i8 %b, 2 |
| br i1 %cmp, label %bb, label %exit |
| |
| bb: |
| %shl = shl i8 42, %b |
| ret i8 %shl |
| |
| exit: |
| ret i8 0 |
| } |
| |
| define i8 @test12(i8 %b) { |
| ; CHECK-LABEL: @test12( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ult i8 [[B:%.*]], 3 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]] |
| ; CHECK: bb: |
| ; CHECK-NEXT: [[SHL:%.*]] = shl nuw i8 42, [[B]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret i8 0 |
| ; |
| entry: |
| %cmp = icmp ult i8 %b, 3 |
| br i1 %cmp, label %bb, label %exit |
| |
| bb: |
| %shl = shl i8 42, %b |
| ret i8 %shl |
| |
| exit: |
| ret i8 0 |
| } |
| |
| define i8 @test13(i8 %b) { |
| ; CHECK-LABEL: @test13( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ult i8 [[B:%.*]], 4 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]] |
| ; CHECK: bb: |
| ; CHECK-NEXT: [[SHL:%.*]] = shl i8 42, [[B]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret i8 0 |
| ; |
| entry: |
| %cmp = icmp ult i8 %b, 4 |
| br i1 %cmp, label %bb, label %exit |
| |
| bb: |
| %shl = shl i8 42, %b |
| ret i8 %shl |
| |
| exit: |
| ret i8 0 |
| } |
| |
| define i8 @test14(i8 %b) { |
| ; CHECK-LABEL: @test14( |
| ; CHECK-NEXT: [[SHL:%.*]] = shl i8 -42, [[B:%.*]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; |
| %shl = shl i8 -42, %b |
| ret i8 %shl |
| } |
| |
| define i8 @test15(i8 %b) { |
| ; CHECK-LABEL: @test15( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ult i8 [[B:%.*]], 2 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]] |
| ; CHECK: bb: |
| ; CHECK-NEXT: [[SHL:%.*]] = shl nsw i8 -42, [[B]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret i8 0 |
| ; |
| entry: |
| %cmp = icmp ult i8 %b, 2 |
| br i1 %cmp, label %bb, label %exit |
| |
| bb: |
| %shl = shl i8 -42, %b |
| ret i8 %shl |
| |
| exit: |
| ret i8 0 |
| } |
| |
| define i8 @test16(i8 %b) { |
| ; CHECK-LABEL: @test16( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp ult i8 [[B:%.*]], 3 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]] |
| ; CHECK: bb: |
| ; CHECK-NEXT: [[SHL:%.*]] = shl i8 -42, [[B]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret i8 0 |
| ; |
| entry: |
| %cmp = icmp ult i8 %b, 3 |
| br i1 %cmp, label %bb, label %exit |
| |
| bb: |
| %shl = shl i8 -42, %b |
| ret i8 %shl |
| |
| exit: |
| ret i8 0 |
| } |
| |
| define i8 @test17(i8 %b) { |
| ; CHECK-LABEL: @test17( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i8 [[B:%.*]], 2 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]] |
| ; CHECK: bb: |
| ; CHECK-NEXT: [[SHL:%.*]] = shl nuw nsw i8 42, [[B]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret i8 0 |
| ; |
| entry: |
| %cmp = icmp slt i8 %b, 2 |
| br i1 %cmp, label %bb, label %exit |
| |
| bb: |
| %shl = shl i8 42, %b |
| ret i8 %shl |
| |
| exit: |
| ret i8 0 |
| } |
| |
| define i8 @test18(i8 %b) { |
| ; CHECK-LABEL: @test18( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i8 [[B:%.*]], 3 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]] |
| ; CHECK: bb: |
| ; CHECK-NEXT: [[SHL:%.*]] = shl nuw i8 42, [[B]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret i8 0 |
| ; |
| entry: |
| %cmp = icmp slt i8 %b, 3 |
| br i1 %cmp, label %bb, label %exit |
| |
| bb: |
| %shl = shl i8 42, %b |
| ret i8 %shl |
| |
| exit: |
| ret i8 0 |
| } |
| |
| define i8 @test19(i8 %b) { |
| ; CHECK-LABEL: @test19( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i8 [[B:%.*]], 4 |
| ; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]] |
| ; CHECK: bb: |
| ; CHECK-NEXT: [[SHL:%.*]] = shl i8 42, [[B]] |
| ; CHECK-NEXT: ret i8 [[SHL]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret i8 0 |
| ; |
| entry: |
| %cmp = icmp slt i8 %b, 4 |
| br i1 %cmp, label %bb, label %exit |
| |
| bb: |
| %shl = shl i8 42, %b |
| ret i8 %shl |
| |
| exit: |
| ret i8 0 |
| } |