1394 lines
50 KiB
LLVM
1394 lines
50 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -passes=constraint-elimination -S %s | FileCheck %s
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declare void @llvm.assume(i1)
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define i1 @test_shl_const_nuw_unsigned_1(i8 %start, i8 %high) {
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; CHECK-LABEL: @test_shl_const_nuw_unsigned_1(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nuw i8 [[START:%.*]], 4
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; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
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; CHECK-NEXT: ret i1 true
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;
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entry:
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%start.shl.4 = shl nuw i8 %start, 4
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%c.1 = icmp ult i8 %start.shl.4, %high
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call void @llvm.assume(i1 %c.1)
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%t.1 = icmp ult i8 %start, %high
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ret i1 %t.1
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}
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define i1 @test_shl_const_nuw_unsigned_2(i8 %start, i8 %high) {
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; CHECK-LABEL: @test_shl_const_nuw_unsigned_2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nuw i8 [[START:%.*]], 4
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; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
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; CHECK-NEXT: [[START_SHL_2:%.*]] = shl nuw i8 [[START]], 2
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; CHECK-NEXT: ret i1 true
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;
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entry:
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%start.shl.4 = shl nuw i8 %start, 4
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%c.1 = icmp ult i8 %start.shl.4, %high
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call void @llvm.assume(i1 %c.1)
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%start.shl.2 = shl nuw i8 %start, 2
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%t = icmp ult i8 %start.shl.2, %high
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ret i1 %t
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}
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define i1 @test_shl_const_nuw_unsigned_3(i8 %start, i8 %high) {
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; CHECK-LABEL: @test_shl_const_nuw_unsigned_3(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nuw i8 [[START:%.*]], 4
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; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
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; CHECK-NEXT: [[START_SHL_2:%.*]] = shl nuw i8 [[START]], 2
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; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]]
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; CHECK-NEXT: ret i1 true
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;
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entry:
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%start.shl.4 = shl nuw i8 %start, 4
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%c.1 = icmp ult i8 %start.shl.4, %high
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call void @llvm.assume(i1 %c.1)
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%start.shl.2 = shl nuw i8 %start, 2
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%start.add.1 = add nuw i8 %start, %start
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%t = icmp ule i8 %start.add.1, %start.shl.2
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ret i1 %t
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}
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define i1 @test_shl_const_nuw_unsigned_4(i8 %start, i8 %high) {
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; CHECK-LABEL: @test_shl_const_nuw_unsigned_4(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nuw i8 [[START:%.*]], 4
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; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
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; CHECK-NEXT: [[START_SHL_2:%.*]] = shl nuw i8 [[START]], 2
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; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]]
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; CHECK-NEXT: [[F:%.*]] = icmp ult i8 [[START_ADD_1]], [[START_SHL_2]]
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; CHECK-NEXT: ret i1 [[F]]
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;
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entry:
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%start.shl.4 = shl nuw i8 %start, 4
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%c.1 = icmp ult i8 %start.shl.4, %high
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call void @llvm.assume(i1 %c.1)
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%start.shl.2 = shl nuw i8 %start, 2
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%start.add.1 = add nuw i8 %start, %start
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%f = icmp ult i8 %start.add.1, %start.shl.2
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ret i1 %f
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}
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define i1 @test_shl_const_nuw_unsigned_5(i8 %start, i8 %high) {
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; CHECK-LABEL: @test_shl_const_nuw_unsigned_5(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nuw i8 [[START:%.*]], 4
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; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
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; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]]
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; CHECK-NEXT: [[START_ADD_2:%.*]] = add nuw i8 [[START_ADD_1]], [[START_ADD_1]]
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; CHECK-NEXT: ret i1 true
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;
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entry:
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%start.shl.4 = shl nuw i8 %start, 4
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%c.1 = icmp ult i8 %start.shl.4, %high
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call void @llvm.assume(i1 %c.1)
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%start.add.1 = add nuw i8 %start, %start
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%start.add.2 = add nuw i8 %start.add.1, %start.add.1
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%t.4 = icmp ule i8 %start.add.2, %start.shl.4
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ret i1 %t.4
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}
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define i1 @test_shl_const_nuw_unsigned_6(i8 %start, i8 %high) {
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; CHECK-LABEL: @test_shl_const_nuw_unsigned_6(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nuw i8 [[START:%.*]], 4
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; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
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; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]]
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; CHECK-NEXT: [[START_ADD_2:%.*]] = add nuw i8 [[START_ADD_1]], [[START_ADD_1]]
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; CHECK-NEXT: [[F_2:%.*]] = icmp ult i8 [[START_ADD_2]], [[START_SHL_4]]
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; CHECK-NEXT: ret i1 [[F_2]]
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;
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entry:
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%start.shl.4 = shl nuw i8 %start, 4
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%c.1 = icmp ult i8 %start.shl.4, %high
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call void @llvm.assume(i1 %c.1)
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%start.add.1 = add nuw i8 %start, %start
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%start.add.2 = add nuw i8 %start.add.1, %start.add.1
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%f.2 = icmp ult i8 %start.add.2, %start.shl.4
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ret i1 %f.2
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}
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define i1 @test_shl_const_nuw_unsigned_7(i8 %start, i8 %high) {
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; CHECK-LABEL: @test_shl_const_nuw_unsigned_7(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nuw i8 [[START:%.*]], 4
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; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
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; CHECK-NEXT: [[START_SHL_2:%.*]] = shl nuw i8 [[START]], 2
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; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]]
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; CHECK-NEXT: [[START_ADD_2:%.*]] = add nuw i8 [[START_ADD_1]], [[START_ADD_1]]
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; CHECK-NEXT: [[START_ADD_2_1:%.*]] = add nuw i8 [[START_ADD_2]], 1
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; CHECK-NEXT: [[F_3:%.*]] = icmp ule i8 [[START_ADD_2_1]], [[START_SHL_4]]
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; CHECK-NEXT: ret i1 [[F_3]]
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;
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entry:
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%start.shl.4 = shl nuw i8 %start, 4
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%c.1 = icmp ult i8 %start.shl.4, %high
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call void @llvm.assume(i1 %c.1)
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%start.shl.2 = shl nuw i8 %start, 2
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%start.add.1 = add nuw i8 %start, %start
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%start.add.2 = add nuw i8 %start.add.1, %start.add.1
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%start.add.2.1 = add nuw i8 %start.add.2, 1
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%f.3 = icmp ule i8 %start.add.2.1, %start.shl.4
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ret i1 %f.3
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}
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define i1 @test_shl_const_nuw_unsigned_8(i8 %start, i8 %high) {
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; CHECK-LABEL: @test_shl_const_nuw_unsigned_8(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nuw i8 [[START:%.*]], 4
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; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
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; CHECK-NEXT: [[START_SHL_2:%.*]] = shl nuw i8 [[START]], 2
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; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]]
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; CHECK-NEXT: [[START_ADD_2:%.*]] = add nuw i8 [[START_ADD_1]], [[START_ADD_1]]
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; CHECK-NEXT: [[START_ADD_2_1:%.*]] = add nuw i8 [[START_ADD_2]], 1
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; CHECK-NEXT: [[START_SHL_3:%.*]] = shl nuw i8 [[START]], 3
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; CHECK-NEXT: ret i1 true
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;
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entry:
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%start.shl.4 = shl nuw i8 %start, 4
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%c.1 = icmp ult i8 %start.shl.4, %high
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call void @llvm.assume(i1 %c.1)
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%start.shl.2 = shl nuw i8 %start, 2
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%start.add.1 = add nuw i8 %start, %start
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%start.add.2 = add nuw i8 %start.add.1, %start.add.1
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%start.add.2.1 = add nuw i8 %start.add.2, 1
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%start.shl.3 = shl nuw i8 %start, 3
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%t.5 = icmp ule i8 %start.add.1, %start.shl.3
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ret i1 %t.5
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}
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define i1 @test_shl_const_nuw_unsigned_9(i8 %start, i8 %high) {
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; CHECK-LABEL: @test_shl_const_nuw_unsigned_9(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nuw i8 [[START:%.*]], 4
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; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
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; CHECK-NEXT: [[START_SHL_2:%.*]] = shl nuw i8 [[START]], 2
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; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]]
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; CHECK-NEXT: [[START_ADD_2:%.*]] = add nuw i8 [[START_ADD_1]], [[START_ADD_1]]
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; CHECK-NEXT: [[START_ADD_2_1:%.*]] = add nuw i8 [[START_ADD_2]], 1
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; CHECK-NEXT: [[START_SHL_3:%.*]] = shl nuw i8 [[START]], 3
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; CHECK-NEXT: [[F_5:%.*]] = icmp ult i8 [[START_ADD_2]], [[START_SHL_3]]
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; CHECK-NEXT: ret i1 [[F_5]]
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;
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entry:
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%start.shl.4 = shl nuw i8 %start, 4
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%c.1 = icmp ult i8 %start.shl.4, %high
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call void @llvm.assume(i1 %c.1)
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%start.shl.2 = shl nuw i8 %start, 2
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%start.add.1 = add nuw i8 %start, %start
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%start.add.2 = add nuw i8 %start.add.1, %start.add.1
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%start.add.2.1 = add nuw i8 %start.add.2, 1
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%start.shl.3 = shl nuw i8 %start, 3
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%f.5 = icmp ult i8 %start.add.2, %start.shl.3
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ret i1 %f.5
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}
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define i1 @test_shl_const_nuw_unsigned_10(i8 %start, i8 %high) {
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; CHECK-LABEL: @test_shl_const_nuw_unsigned_10(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[START_SHL_5:%.*]] = shl nuw i8 [[START:%.*]], 5
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; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_SHL_5]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]])
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; CHECK-NEXT: [[START_SHL_3:%.*]] = shl nuw i8 [[START]], 3
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; CHECK-NEXT: ret i1 true
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;
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entry:
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%start.shl.5 = shl nuw i8 %start, 5
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%c.0 = icmp ult i8 %start, %start.shl.5
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call void @llvm.assume(i1 %c.0)
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%start.shl.3 = shl nuw i8 %start, 3
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%t.1 = icmp ule i8 %start.shl.3, %start.shl.5
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ret i1 %t.1
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}
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define i1 @test_shl_const_nuw_unsigned_11(i8 %start, i8 %high) {
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; CHECK-LABEL: @test_shl_const_nuw_unsigned_11(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[START_SHL_5:%.*]] = shl nuw i8 [[START:%.*]], 5
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; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_SHL_5]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]])
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; CHECK-NEXT: [[START_SHL_3:%.*]] = shl nuw i8 [[START]], 3
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; CHECK-NEXT: ret i1 false
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;
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entry:
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%start.shl.5 = shl nuw i8 %start, 5
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%c.0 = icmp ult i8 %start, %start.shl.5
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call void @llvm.assume(i1 %c.0)
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%start.shl.3 = shl nuw i8 %start, 3
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%c.1 = icmp ule i8 %start.shl.5, %start.shl.3
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ret i1 %c.1
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}
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define i1 @test_shl_const_nuw_unsigned_12(i8 %start) {
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; CHECK-LABEL: @test_shl_const_nuw_unsigned_12(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[START_SHL_3:%.*]] = shl nuw i8 [[START:%.*]], 3
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; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START]], [[START_SHL_3]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
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; CHECK-NEXT: [[START_SHL_5:%.*]] = shl nuw i8 [[START]], 5
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; CHECK-NEXT: ret i1 true
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;
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entry:
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%start.shl.3 = shl nuw i8 %start, 3
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%c.1 = icmp ult i8 %start, %start.shl.3
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call void @llvm.assume(i1 %c.1)
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%start.shl.5 = shl nuw i8 %start, 5
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%t.1 = icmp ule i8 %start.shl.3, %start.shl.5
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ret i1 %t.1
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}
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define i1 @test_shl_const_nuw_unsigned_13(i8 %start) {
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; CHECK-LABEL: @test_shl_const_nuw_unsigned_13(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[START_SHL_3:%.*]] = shl i8 [[START:%.*]], 3
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; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START]], [[START_SHL_3]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
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; CHECK-NEXT: [[START_SHL_5:%.*]] = shl i8 [[START]], 5
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; CHECK-NEXT: [[F_1:%.*]] = icmp ule i8 [[START_SHL_5]], [[START_SHL_3]]
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; CHECK-NEXT: ret i1 [[F_1]]
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;
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entry:
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%start.shl.3 = shl i8 %start, 3
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%c.1 = icmp ult i8 %start, %start.shl.3
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call void @llvm.assume(i1 %c.1)
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%start.shl.5 = shl i8 %start, 5
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%f.1 = icmp ule i8 %start.shl.5, %start.shl.3
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ret i1 %f.1
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}
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define i1 @test_shl_add_const_nuw_unsigned_1(i8 %start, i8 %high) {
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; CHECK-LABEL: @test_shl_add_const_nuw_unsigned_1(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[ADD:%.*]] = add nuw i8 [[START:%.*]], 3
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; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nuw i8 [[ADD]], 4
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; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
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; CHECK-NEXT: ret i1 true
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;
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entry:
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%add = add nuw i8 %start, 3
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%start.shl.4 = shl nuw i8 %add, 4
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%c.1 = icmp ult i8 %start.shl.4, %high
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call void @llvm.assume(i1 %c.1)
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%t.1 = icmp ult i8 %start, %high
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ret i1 %t.1
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}
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define i1 @test_shl_add_const_nuw_unsigned_2(i8 %start, i8 %high) {
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; CHECK-LABEL: @test_shl_add_const_nuw_unsigned_2(
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|
; CHECK-NEXT: entry:
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; CHECK-NEXT: [[ADD:%.*]] = add nuw i8 [[START:%.*]], 3
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; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nuw i8 [[ADD]], 4
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; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
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; CHECK-NEXT: [[START_SHL_2:%.*]] = shl nuw i8 [[START]], 2
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; CHECK-NEXT: ret i1 true
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;
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entry:
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|
%add = add nuw i8 %start, 3
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%start.shl.4 = shl nuw i8 %add, 4
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%c.1 = icmp ult i8 %start.shl.4, %high
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call void @llvm.assume(i1 %c.1)
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%start.shl.2 = shl nuw i8 %start, 2
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%t.2 = icmp ult i8 %start.shl.2, %high
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ret i1 %t.2
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}
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define i1 @test_shl_add_const_nuw_unsigned_3(i8 %start, i8 %high) {
|
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; CHECK-LABEL: @test_shl_add_const_nuw_unsigned_3(
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|
; CHECK-NEXT: entry:
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; CHECK-NEXT: [[ADD:%.*]] = add nuw i8 [[START:%.*]], 3
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; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nuw i8 [[ADD]], 4
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; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
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; CHECK-NEXT: [[START_ADD_1:%.*]] = add nuw i8 [[START]], [[START]]
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; CHECK-NEXT: [[START_ADD_2:%.*]] = add nuw i8 [[START_ADD_1]], [[START_ADD_1]]
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; CHECK-NEXT: ret i1 true
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;
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entry:
|
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%add = add nuw i8 %start, 3
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%start.shl.4 = shl nuw i8 %add, 4
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%c.1 = icmp ult i8 %start.shl.4, %high
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call void @llvm.assume(i1 %c.1)
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%start.add.1 = add nuw i8 %start, %start
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%start.add.2 = add nuw i8 %start.add.1, %start.add.1
|
|
%t.3 = icmp ule i8 %start.add.2, %start.shl.4
|
|
ret i1 %t.3
|
|
}
|
|
|
|
define i1 @test_shl_add_const_nuw_unsigned_4(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_add_const_nuw_unsigned_4(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[ADD:%.*]] = add nuw i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nuw i8 [[ADD]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl 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.shl.4 = shl nuw i8 %add, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl 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.shl.4
|
|
ret i1 %t.4
|
|
}
|
|
|
|
define i1 @test_shl_add_const_nuw_unsigned_5(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_add_const_nuw_unsigned_5(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[ADD:%.*]] = add nuw i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nuw i8 [[ADD]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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.shl.4 = shl nuw i8 %add, 4
|
|
%c.1 = icmp ult i8 %start.shl.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.shl.4
|
|
ret i1 %t.5
|
|
}
|
|
|
|
define i1 @test_shl_add_const_nuw_unsigned_6(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_add_const_nuw_unsigned_6(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[ADD:%.*]] = add nuw i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nuw i8 [[ADD]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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 true
|
|
;
|
|
entry:
|
|
%add = add nuw i8 %start, 3
|
|
%start.shl.4 = shl nuw i8 %add, 4
|
|
%c.1 = icmp ult i8 %start.shl.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.shl.4
|
|
ret i1 %f.1
|
|
}
|
|
|
|
define i1 @test_shl_const_nsw_unsigned_1(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_nsw_unsigned_1(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nsw i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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.shl.4 = shl nsw i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%t.1 = icmp ult i8 %start, %high
|
|
ret i1 %t.1
|
|
}
|
|
|
|
define i1 @test_shl_const_nsw_unsigned_2(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_nsw_unsigned_2(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nsw i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl nsw i8 [[START]], 2
|
|
; CHECK-NEXT: [[T:%.*]] = icmp ult i8 [[START_SHL_2]], [[HIGH]]
|
|
; CHECK-NEXT: ret i1 [[T]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl nsw i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl nsw i8 %start, 2
|
|
%t = icmp ult i8 %start.shl.2, %high
|
|
ret i1 %t
|
|
}
|
|
|
|
define i1 @test_shl_const_nsw_unsigned_3(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_nsw_unsigned_3(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nsw i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl nsw i8 [[START]], 2
|
|
; CHECK-NEXT: [[START_ADD_1:%.*]] = add nsw i8 [[START]], [[START]]
|
|
; CHECK-NEXT: [[T:%.*]] = icmp ule i8 [[START_ADD_1]], [[START_SHL_2]]
|
|
; CHECK-NEXT: ret i1 [[T]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl nsw i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl nsw i8 %start, 2
|
|
%start.add.1 = add nsw i8 %start, %start
|
|
%t = icmp ule i8 %start.add.1, %start.shl.2
|
|
ret i1 %t
|
|
}
|
|
|
|
|
|
define i1 @test_shl_const_nsw_unsigned_4(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_nsw_unsigned_4(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nsw i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl nsw i8 [[START]], 2
|
|
; CHECK-NEXT: [[START_ADD_1:%.*]] = add nsw i8 [[START]], [[START]]
|
|
; CHECK-NEXT: [[F:%.*]] = icmp ult i8 [[START_ADD_1]], [[START_SHL_2]]
|
|
; CHECK-NEXT: ret i1 [[F]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl nsw i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl nsw i8 %start, 2
|
|
%start.add.1 = add nsw i8 %start, %start
|
|
%f = icmp ult i8 %start.add.1, %start.shl.2
|
|
ret i1 %f
|
|
}
|
|
|
|
|
|
define i1 @test_shl_const_nsw_unsigned_5(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_nsw_unsigned_5(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nsw i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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_SHL_4]]
|
|
; CHECK-NEXT: ret i1 [[T_4]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl nsw i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.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.shl.4
|
|
ret i1 %t.4
|
|
}
|
|
|
|
define i1 @test_shl_const_nsw_unsigned_6(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_nsw_unsigned_6(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nsw i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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_SHL_4]]
|
|
; CHECK-NEXT: ret i1 [[F_2]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl nsw i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.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.shl.4
|
|
ret i1 %f.2
|
|
}
|
|
|
|
define i1 @test_shl_const_nsw_unsigned_7(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_nsw_unsigned_7(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nsw i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl 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_SHL_4]]
|
|
; CHECK-NEXT: ret i1 [[F_3]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl nsw i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl 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.shl.4
|
|
ret i1 %f.3
|
|
}
|
|
|
|
define i1 @test_shl_const_nsw_unsigned_8(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_nsw_unsigned_8(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nsw i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl 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_SHL_3:%.*]] = shl nsw i8 [[START]], 3
|
|
; CHECK-NEXT: [[T_5:%.*]] = icmp ule i8 [[START_ADD_1]], [[START_SHL_3]]
|
|
; CHECK-NEXT: ret i1 [[T_5]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl nsw i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl 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.shl.3 = shl nsw i8 %start, 3
|
|
%t.5 = icmp ule i8 %start.add.1, %start.shl.3
|
|
ret i1 %t.5
|
|
}
|
|
|
|
define i1 @test_shl_const_nsw_unsigned_9(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_nsw_unsigned_9(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nsw i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl 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_SHL_3:%.*]] = shl nsw i8 [[START]], 3
|
|
; CHECK-NEXT: [[F_5:%.*]] = icmp ult i8 [[START_ADD_2]], [[START_SHL_3]]
|
|
; CHECK-NEXT: ret i1 [[F_5]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl nsw i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl 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.shl.3 = shl nsw i8 %start, 3
|
|
%f.5 = icmp ult i8 %start.add.2, %start.shl.3
|
|
ret i1 %f.5
|
|
}
|
|
|
|
define i1 @test_shl_const_nsw_unsigned_10(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_nsw_unsigned_10(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_5:%.*]] = shl nsw i8 [[START:%.*]], 5
|
|
; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_SHL_5]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]])
|
|
; CHECK-NEXT: [[START_SHL_3:%.*]] = shl nsw i8 [[START]], 3
|
|
; CHECK-NEXT: [[T_1:%.*]] = icmp ule i8 [[START_SHL_3]], [[START_SHL_5]]
|
|
; CHECK-NEXT: ret i1 [[T_1]]
|
|
;
|
|
entry:
|
|
%start.shl.5 = shl nsw i8 %start, 5
|
|
%c.0 = icmp ult i8 %start, %start.shl.5
|
|
call void @llvm.assume(i1 %c.0)
|
|
|
|
%start.shl.3 = shl nsw i8 %start, 3
|
|
%t.1 = icmp ule i8 %start.shl.3, %start.shl.5
|
|
ret i1 %t.1
|
|
}
|
|
|
|
define i1 @test_shl_const_nsw_unsigned_11(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_nsw_unsigned_11(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_5:%.*]] = shl nsw i8 [[START:%.*]], 5
|
|
; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_SHL_5]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]])
|
|
; CHECK-NEXT: [[START_SHL_3:%.*]] = shl nsw i8 [[START]], 3
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ule i8 [[START_SHL_5]], [[START_SHL_3]]
|
|
; CHECK-NEXT: ret i1 [[C_1]]
|
|
;
|
|
entry:
|
|
%start.shl.5 = shl nsw i8 %start, 5
|
|
%c.0 = icmp ult i8 %start, %start.shl.5
|
|
call void @llvm.assume(i1 %c.0)
|
|
|
|
%start.shl.3 = shl nsw i8 %start, 3
|
|
%c.1 = icmp ule i8 %start.shl.5, %start.shl.3
|
|
ret i1 %c.1
|
|
}
|
|
|
|
define i1 @test_shl_add_const_nsw_unsigned_1(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_add_const_nsw_unsigned_1(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[ADD:%.*]] = add nsw i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nsw i8 [[ADD]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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.shl.4 = shl nsw i8 %add, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%t.1 = icmp ult i8 %start, %high
|
|
ret i1 %t.1
|
|
}
|
|
|
|
define i1 @test_shl_add_const_nsw_unsigned_2(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_add_const_nsw_unsigned_2(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[ADD:%.*]] = add nsw i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nsw i8 [[ADD]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl nsw i8 [[START]], 2
|
|
; CHECK-NEXT: [[T_2:%.*]] = icmp ult i8 [[START_SHL_2]], [[HIGH]]
|
|
; CHECK-NEXT: ret i1 [[T_2]]
|
|
;
|
|
entry:
|
|
%add = add nsw i8 %start, 3
|
|
%start.shl.4 = shl nsw i8 %add, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl nsw i8 %start, 2
|
|
%t.2 = icmp ult i8 %start.shl.2, %high
|
|
ret i1 %t.2
|
|
}
|
|
|
|
define i1 @test_shl_add_const_nsw_unsigned_3(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_add_const_nsw_unsigned_3(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[ADD:%.*]] = add nsw i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nsw i8 [[ADD]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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_SHL_4]]
|
|
; CHECK-NEXT: ret i1 [[T_3]]
|
|
;
|
|
entry:
|
|
%add = add nsw i8 %start, 3
|
|
%start.shl.4 = shl nsw i8 %add, 4
|
|
%c.1 = icmp ult i8 %start.shl.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.shl.4
|
|
ret i1 %t.3
|
|
}
|
|
|
|
define i1 @test_shl_add_const_nsw_unsigned_4(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_add_const_nsw_unsigned_4(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[ADD:%.*]] = add nsw i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nsw i8 [[ADD]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl 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_SHL_4]]
|
|
; CHECK-NEXT: ret i1 [[T_4]]
|
|
;
|
|
entry:
|
|
%add = add nsw i8 %start, 3
|
|
%start.shl.4 = shl nsw i8 %add, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl 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.shl.4
|
|
ret i1 %t.4
|
|
}
|
|
|
|
define i1 @test_shl_add_const_nsw_unsigned_5(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_add_const_nsw_unsigned_5(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[ADD:%.*]] = add nsw i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nsw i8 [[ADD]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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_SHL_4]]
|
|
; CHECK-NEXT: ret i1 [[T_5]]
|
|
;
|
|
entry:
|
|
%add = add nsw i8 %start, 3
|
|
%start.shl.4 = shl nsw i8 %add, 4
|
|
%c.1 = icmp ult i8 %start.shl.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.shl.4
|
|
ret i1 %t.5
|
|
}
|
|
|
|
define i1 @test_shl_add_const_nsw_unsigned_6(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_add_const_nsw_unsigned_6(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[ADD:%.*]] = add nsw i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl nsw i8 [[ADD]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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_SHL_4]]
|
|
; CHECK-NEXT: ret i1 [[F_1]]
|
|
;
|
|
entry:
|
|
%add = add nsw i8 %start, 3
|
|
%start.shl.4 = shl nsw i8 %add, 4
|
|
%c.1 = icmp ult i8 %start.shl.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.shl.4
|
|
ret i1 %f.1
|
|
}
|
|
|
|
define i1 @test_shl_const_no_nuw_unsigned_1(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_no_nuw_unsigned_1(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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.shl.4 = shl i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%t.1 = icmp ult i8 %start, %high
|
|
ret i1 %t.1
|
|
}
|
|
|
|
define i1 @test_shl_const_no_nuw_unsigned_2(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_no_nuw_unsigned_2(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl i8 [[START]], 2
|
|
; CHECK-NEXT: [[T:%.*]] = icmp ult i8 [[START_SHL_2]], [[HIGH]]
|
|
; CHECK-NEXT: ret i1 [[T]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl i8 %start, 2
|
|
%t = icmp ult i8 %start.shl.2, %high
|
|
ret i1 %t
|
|
}
|
|
|
|
define i1 @test_shl_const_no_nuw_unsigned_3(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_no_nuw_unsigned_3(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl i8 [[START]], 2
|
|
; CHECK-NEXT: [[START_ADD_1:%.*]] = add i8 [[START]], [[START]]
|
|
; CHECK-NEXT: [[T:%.*]] = icmp ule i8 [[START_ADD_1]], [[START_SHL_2]]
|
|
; CHECK-NEXT: ret i1 [[T]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl i8 %start, 2
|
|
%start.add.1 = add i8 %start, %start
|
|
%t = icmp ule i8 %start.add.1, %start.shl.2
|
|
ret i1 %t
|
|
}
|
|
|
|
|
|
define i1 @test_shl_const_no_nuw_unsigned_4(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_no_nuw_unsigned_4(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl i8 [[START]], 2
|
|
; CHECK-NEXT: [[START_ADD_1:%.*]] = add i8 [[START]], [[START]]
|
|
; CHECK-NEXT: [[F:%.*]] = icmp ult i8 [[START_ADD_1]], [[START_SHL_2]]
|
|
; CHECK-NEXT: ret i1 [[F]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl i8 %start, 2
|
|
%start.add.1 = add i8 %start, %start
|
|
%f = icmp ult i8 %start.add.1, %start.shl.2
|
|
ret i1 %f
|
|
}
|
|
|
|
|
|
define i1 @test_shl_const_no_nuw_unsigned_5(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_no_nuw_unsigned_5(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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_SHL_4]]
|
|
; CHECK-NEXT: ret i1 [[T_4]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.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.shl.4
|
|
ret i1 %t.4
|
|
}
|
|
|
|
define i1 @test_shl_const_no_nuw_unsigned_6(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_no_nuw_unsigned_6(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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_SHL_4]]
|
|
; CHECK-NEXT: ret i1 [[F_2]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.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.shl.4
|
|
ret i1 %f.2
|
|
}
|
|
|
|
define i1 @test_shl_const_no_nuw_unsigned_7(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_no_nuw_unsigned_7(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl 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_SHL_4]]
|
|
; CHECK-NEXT: ret i1 [[F_3]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl 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.shl.4
|
|
ret i1 %f.3
|
|
}
|
|
|
|
define i1 @test_shl_const_no_nuw_unsigned_8(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_no_nuw_unsigned_8(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl 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_SHL_3:%.*]] = shl i8 [[START]], 3
|
|
; CHECK-NEXT: [[T_5:%.*]] = icmp ule i8 [[START_ADD_1]], [[START_SHL_3]]
|
|
; CHECK-NEXT: ret i1 [[T_5]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl 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.shl.3 = shl i8 %start, 3
|
|
%t.5 = icmp ule i8 %start.add.1, %start.shl.3
|
|
ret i1 %t.5
|
|
}
|
|
|
|
define i1 @test_shl_const_no_nuw_unsigned_9(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_no_nuw_unsigned_9(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl i8 [[START:%.*]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl 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_SHL_3:%.*]] = shl i8 [[START]], 3
|
|
; CHECK-NEXT: [[F_5:%.*]] = icmp ult i8 [[START_ADD_2]], [[START_SHL_3]]
|
|
; CHECK-NEXT: ret i1 [[F_5]]
|
|
;
|
|
entry:
|
|
%start.shl.4 = shl i8 %start, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl 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.shl.3 = shl i8 %start, 3
|
|
%f.5 = icmp ult i8 %start.add.2, %start.shl.3
|
|
ret i1 %f.5
|
|
}
|
|
|
|
define i1 @test_shl_const_no_nuw_unsigned_10(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_no_nuw_unsigned_10(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_5:%.*]] = shl i8 [[START:%.*]], 5
|
|
; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_SHL_5]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]])
|
|
; CHECK-NEXT: [[START_SHL_3:%.*]] = shl i8 [[START]], 3
|
|
; CHECK-NEXT: [[T_1:%.*]] = icmp ule i8 [[START_SHL_3]], [[START_SHL_5]]
|
|
; CHECK-NEXT: ret i1 [[T_1]]
|
|
;
|
|
entry:
|
|
%start.shl.5 = shl i8 %start, 5
|
|
%c.0 = icmp ult i8 %start, %start.shl.5
|
|
call void @llvm.assume(i1 %c.0)
|
|
|
|
%start.shl.3 = shl i8 %start, 3
|
|
%t.1 = icmp ule i8 %start.shl.3, %start.shl.5
|
|
ret i1 %t.1
|
|
}
|
|
|
|
define i1 @test_shl_const_no_nuw_unsigned_11(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_const_no_nuw_unsigned_11(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[START_SHL_5:%.*]] = shl i8 [[START:%.*]], 5
|
|
; CHECK-NEXT: [[C_0:%.*]] = icmp ult i8 [[START]], [[START_SHL_5]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]])
|
|
; CHECK-NEXT: [[START_SHL_3:%.*]] = shl i8 [[START]], 3
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ule i8 [[START_SHL_5]], [[START_SHL_3]]
|
|
; CHECK-NEXT: ret i1 [[C_1]]
|
|
;
|
|
entry:
|
|
%start.shl.5 = shl i8 %start, 5
|
|
%c.0 = icmp ult i8 %start, %start.shl.5
|
|
call void @llvm.assume(i1 %c.0)
|
|
|
|
%start.shl.3 = shl i8 %start, 3
|
|
%c.1 = icmp ule i8 %start.shl.5, %start.shl.3
|
|
ret i1 %c.1
|
|
}
|
|
|
|
define i1 @test_shl_add_const_no_nuw_unsigned_1(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_add_const_no_nuw_unsigned_1(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[ADD:%.*]] = add i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl i8 [[ADD]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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.shl.4 = shl i8 %add, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%t.1 = icmp ult i8 %start, %high
|
|
ret i1 %t.1
|
|
}
|
|
|
|
define i1 @test_shl_add_const_no_nuw_unsigned_2(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_add_const_no_nuw_unsigned_2(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[ADD:%.*]] = add i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl i8 [[ADD]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl i8 [[START]], 2
|
|
; CHECK-NEXT: [[T_2:%.*]] = icmp ult i8 [[START_SHL_2]], [[HIGH]]
|
|
; CHECK-NEXT: ret i1 [[T_2]]
|
|
;
|
|
entry:
|
|
%add = add i8 %start, 3
|
|
%start.shl.4 = shl i8 %add, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl i8 %start, 2
|
|
%t.2 = icmp ult i8 %start.shl.2, %high
|
|
ret i1 %t.2
|
|
}
|
|
|
|
define i1 @test_shl_add_const_no_nuw_unsigned_3(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_add_const_no_nuw_unsigned_3(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[ADD:%.*]] = add i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl i8 [[ADD]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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_SHL_4]]
|
|
; CHECK-NEXT: ret i1 [[T_3]]
|
|
;
|
|
entry:
|
|
%add = add i8 %start, 3
|
|
%start.shl.4 = shl i8 %add, 4
|
|
%c.1 = icmp ult i8 %start.shl.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.shl.4
|
|
ret i1 %t.3
|
|
}
|
|
|
|
define i1 @test_shl_add_const_no_nuw_unsigned_4(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_add_const_no_nuw_unsigned_4(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[ADD:%.*]] = add i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl i8 [[ADD]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_4]], [[HIGH:%.*]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_SHL_2:%.*]] = shl 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_SHL_4]]
|
|
; CHECK-NEXT: ret i1 [[T_4]]
|
|
;
|
|
entry:
|
|
%add = add i8 %start, 3
|
|
%start.shl.4 = shl i8 %add, 4
|
|
%c.1 = icmp ult i8 %start.shl.4, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.shl.2 = shl 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.shl.4
|
|
ret i1 %t.4
|
|
}
|
|
|
|
define i1 @test_shl_add_const_no_nuw_unsigned_5(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_add_const_no_nuw_unsigned_5(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[ADD:%.*]] = add i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl i8 [[ADD]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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_SHL_4]]
|
|
; CHECK-NEXT: ret i1 [[T_5]]
|
|
;
|
|
entry:
|
|
%add = add i8 %start, 3
|
|
%start.shl.4 = shl i8 %add, 4
|
|
%c.1 = icmp ult i8 %start.shl.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.shl.4
|
|
ret i1 %t.5
|
|
}
|
|
|
|
define i1 @test_shl_add_const_no_nuw_unsigned_6(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @test_shl_add_const_no_nuw_unsigned_6(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[ADD:%.*]] = add i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[START_SHL_4:%.*]] = shl i8 [[ADD]], 4
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp ult i8 [[START_SHL_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_SHL_4]]
|
|
; CHECK-NEXT: ret i1 [[F_1]]
|
|
;
|
|
entry:
|
|
%add = add i8 %start, 3
|
|
%start.shl.4 = shl i8 %add, 4
|
|
%c.1 = icmp ult i8 %start.shl.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.shl.4
|
|
ret i1 %f.1
|
|
}
|
|
|
|
define i1 @shl_overflow(i64 %start) {
|
|
; CHECK-LABEL: @shl_overflow(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[PRE_COND:%.*]] = icmp ugt i64 [[START:%.*]], 0
|
|
; CHECK-NEXT: br i1 [[PRE_COND]], label [[MAIN:%.*]], label [[EXIT:%.*]]
|
|
; CHECK: main:
|
|
; CHECK-NEXT: [[TMP0:%.*]] = shl nuw nsw i64 [[START]], -1
|
|
; CHECK-NEXT: [[TMP1:%.*]] = icmp uge i64 [[TMP0]], [[START]]
|
|
; CHECK-NEXT: ret i1 [[TMP1]]
|
|
; CHECK: exit:
|
|
; CHECK-NEXT: ret i1 false
|
|
;
|
|
entry:
|
|
%pre.cond = icmp ugt i64 %start, 0
|
|
br i1 %pre.cond, label %main, label %exit
|
|
|
|
main:
|
|
%0 = shl nuw nsw i64 %start, -1
|
|
%1 = icmp uge i64 %0, %start
|
|
ret i1 %1
|
|
|
|
exit:
|
|
ret i1 0
|
|
}
|
|
|
|
|
|
define i1 @shl_overflow_2() {
|
|
; CHECK-LABEL: @shl_overflow_2(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[SHL_UB:%.*]] = shl nuw nsw i256 0, 64
|
|
; CHECK-NEXT: [[SHL_CMP:%.*]] = icmp uge i256 [[SHL_UB]], 0
|
|
; CHECK-NEXT: ret i1 [[SHL_CMP]]
|
|
;
|
|
entry:
|
|
%shl.ub = shl nuw nsw i256 0, 64
|
|
%shl.cmp = icmp uge i256 %shl.ub, 0
|
|
ret i1 %shl.cmp
|
|
}
|
|
|
|
define i1 @shl_overflow_3() {
|
|
; CHECK-LABEL: @shl_overflow_3(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[SHL_UB:%.*]] = shl nuw nsw i256 0, 65
|
|
; CHECK-NEXT: [[SHL_CMP:%.*]] = icmp uge i256 [[SHL_UB]], 0
|
|
; CHECK-NEXT: ret i1 [[SHL_CMP]]
|
|
;
|
|
entry:
|
|
%shl.ub = shl nuw nsw i256 0, 65
|
|
%shl.cmp = icmp uge i256 %shl.ub, 0
|
|
ret i1 %shl.cmp
|
|
}
|
|
|
|
define i1 @shl_55() {
|
|
; CHECK-LABEL: @shl_55(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[SHL_UB:%.*]] = shl nuw nsw i256 1, 55
|
|
; CHECK-NEXT: [[SHL_CMP:%.*]] = icmp uge i256 [[SHL_UB]], 1
|
|
; CHECK-NEXT: ret i1 [[SHL_CMP]]
|
|
;
|
|
entry:
|
|
%shl.ub = shl nuw nsw i256 1, 55
|
|
%shl.cmp = icmp uge i256 %shl.ub, 1
|
|
ret i1 %shl.cmp
|
|
}
|
|
|
|
define i1 @shl_nsw_x8_slt_x7(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @shl_nsw_x8_slt_x7(
|
|
; CHECK-NEXT: [[C_0:%.*]] = icmp sge i8 [[HIGH:%.*]], 0
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]])
|
|
; CHECK-NEXT: [[START_SHL_3:%.*]] = shl nsw i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp slt i8 [[START_SHL_3]], [[HIGH]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_MUL_7:%.*]] = mul nsw i8 [[START]], 7
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
%c.0 = icmp sge i8 %high, 0
|
|
call void @llvm.assume(i1 %c.0)
|
|
|
|
%start.shl.3 = shl nsw i8 %start, 3
|
|
%c.1 = icmp slt i8 %start.shl.3, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.mul.7 = mul nsw i8 %start, 7
|
|
%t.1 = icmp slt i8 %start.mul.7, %high
|
|
ret i1 %t.1
|
|
}
|
|
|
|
define i1 @shl_nsw_x8_not_slt_x9(i8 %start, i8 %high) {
|
|
; CHECK-LABEL: @shl_nsw_x8_not_slt_x9(
|
|
; CHECK-NEXT: [[C_0:%.*]] = icmp sge i8 [[HIGH:%.*]], 0
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_0]])
|
|
; CHECK-NEXT: [[START_SHL_3:%.*]] = shl nsw i8 [[START:%.*]], 3
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp slt i8 [[START_SHL_3]], [[HIGH]]
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[START_MUL_9:%.*]] = mul nsw i8 [[START]], 9
|
|
; CHECK-NEXT: [[T_1:%.*]] = icmp slt i8 [[START_MUL_9]], [[HIGH]]
|
|
; CHECK-NEXT: ret i1 [[T_1]]
|
|
;
|
|
%c.0 = icmp sge i8 %high, 0
|
|
call void @llvm.assume(i1 %c.0)
|
|
|
|
%start.shl.3 = shl nsw i8 %start, 3
|
|
%c.1 = icmp slt i8 %start.shl.3, %high
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%start.mul.9 = mul nsw i8 %start, 9
|
|
%t.1 = icmp slt i8 %start.mul.9, %high
|
|
ret i1 %t.1
|
|
}
|
|
|
|
define i1 @shl_nsw_sign_implication(i8 %x) {
|
|
; CHECK-LABEL: @shl_nsw_sign_implication(
|
|
; CHECK-NEXT: [[SHL:%.*]] = shl nsw i8 [[X:%.*]], 2
|
|
; CHECK-NEXT: [[CMP1:%.*]] = icmp slt i8 [[X]], 0
|
|
; CHECK-NEXT: br i1 [[CMP1]], label [[IF:%.*]], label [[ELSE:%.*]]
|
|
; CHECK: if:
|
|
; CHECK-NEXT: ret i1 true
|
|
; CHECK: else:
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
%shl = shl nsw i8 %x, 2
|
|
%cmp1 = icmp slt i8 %x, 0
|
|
br i1 %cmp1, label %if, label %else
|
|
|
|
if:
|
|
%cmp2 = icmp slt i8 %shl, 0
|
|
ret i1 %cmp2
|
|
|
|
else:
|
|
%cmp3 = icmp sge i8 %shl, 0
|
|
ret i1 %cmp3
|
|
}
|
|
|
|
define i1 @shl_nsw_by_bw_minus_1(i64 %x) {
|
|
; CHECK-LABEL: @shl_nsw_by_bw_minus_1(
|
|
; CHECK-NEXT: [[X_SHL:%.*]] = shl nsw i64 [[X:%.*]], 63
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp slt i64 [[X_SHL]], 0
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[T_1:%.*]] = icmp slt i64 [[X]], 0
|
|
; CHECK-NEXT: ret i1 [[T_1]]
|
|
;
|
|
%x.shl = shl nsw i64 %x, 63
|
|
%c.1 = icmp slt i64 %x.shl, 0
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%t.1 = icmp slt i64 %x, 0
|
|
ret i1 %t.1
|
|
}
|
|
|
|
; Shift returns poison in this case, just make sure we don't crash.
|
|
define i1 @shl_nsw_by_bw(i64 %x) {
|
|
; CHECK-LABEL: @shl_nsw_by_bw(
|
|
; CHECK-NEXT: [[X_SHL:%.*]] = shl nsw i64 [[X:%.*]], 64
|
|
; CHECK-NEXT: [[C_1:%.*]] = icmp slt i64 [[X_SHL]], 0
|
|
; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
|
|
; CHECK-NEXT: [[T_1:%.*]] = icmp slt i64 [[X]], 0
|
|
; CHECK-NEXT: ret i1 [[T_1]]
|
|
;
|
|
%x.shl = shl nsw i64 %x, 64
|
|
%c.1 = icmp slt i64 %x.shl, 0
|
|
call void @llvm.assume(i1 %c.1)
|
|
|
|
%t.1 = icmp slt i64 %x, 0
|
|
ret i1 %t.1
|
|
}
|
|
|
|
; Shift returns poison in this case, just make sure we don't crash.
|
|
define i1 @shl_nsw_by_bw_plus_1(i64 %x) {
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; CHECK-LABEL: @shl_nsw_by_bw_plus_1(
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; CHECK-NEXT: [[X_SHL:%.*]] = shl nsw i64 [[X:%.*]], 65
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; CHECK-NEXT: [[C_1:%.*]] = icmp slt i64 [[X_SHL]], 0
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; CHECK-NEXT: call void @llvm.assume(i1 [[C_1]])
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; CHECK-NEXT: [[T_1:%.*]] = icmp slt i64 [[X]], 0
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; CHECK-NEXT: ret i1 [[T_1]]
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;
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%x.shl = shl nsw i64 %x, 65
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%c.1 = icmp slt i64 %x.shl, 0
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call void @llvm.assume(i1 %c.1)
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%t.1 = icmp slt i64 %x, 0
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ret i1 %t.1
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}
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