155 lines
4.1 KiB
LLVM
155 lines
4.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -passes=ipsccp -S | FileCheck %s
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declare void @use(i1)
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declare i32 @get_i32()
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define void @range_attribute(i32 range(i32 0, 10) %v) {
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; CHECK-LABEL: @range_attribute(
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; CHECK-NEXT: call void @use(i1 true)
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; CHECK-NEXT: [[C2:%.*]] = icmp ult i32 [[V:%.*]], 9
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; CHECK-NEXT: call void @use(i1 [[C2]])
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; CHECK-NEXT: call void @use(i1 false)
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; CHECK-NEXT: [[C4:%.*]] = icmp ugt i32 [[V]], 8
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; CHECK-NEXT: call void @use(i1 [[C4]])
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; CHECK-NEXT: ret void
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;
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%c1 = icmp ult i32 %v, 10
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call void @use(i1 %c1)
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%c2 = icmp ult i32 %v, 9
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call void @use(i1 %c2)
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%c3 = icmp ugt i32 %v, 9
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call void @use(i1 %c3)
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%c4 = icmp ugt i32 %v, 8
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call void @use(i1 %c4)
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ret void
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}
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define i32 @range_attribute_single(i32 range(i32 0, 1) %v) {
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; CHECK-LABEL: @range_attribute_single(
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; CHECK-NEXT: ret i32 0
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;
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ret i32 %v
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}
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define void @call_range_attribute() {
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; CHECK-LABEL: @call_range_attribute(
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; CHECK-NEXT: [[V:%.*]] = call range(i32 0, 10) i32 @get_i32()
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; CHECK-NEXT: call void @use(i1 true)
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; CHECK-NEXT: [[C2:%.*]] = icmp ult i32 [[V]], 9
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; CHECK-NEXT: call void @use(i1 [[C2]])
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; CHECK-NEXT: call void @use(i1 false)
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; CHECK-NEXT: [[C4:%.*]] = icmp ugt i32 [[V]], 8
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; CHECK-NEXT: call void @use(i1 [[C4]])
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; CHECK-NEXT: ret void
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;
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%v = call range(i32 0, 10) i32 @get_i32()
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%c1 = icmp ult i32 %v, 10
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call void @use(i1 %c1)
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%c2 = icmp ult i32 %v, 9
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call void @use(i1 %c2)
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%c3 = icmp ugt i32 %v, 9
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call void @use(i1 %c3)
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%c4 = icmp ugt i32 %v, 8
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call void @use(i1 %c4)
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ret void
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}
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declare range(i32 0, 10) i32 @get_i32_in_range()
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define void @call_range_result() {
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; CHECK-LABEL: @call_range_result(
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; CHECK-NEXT: [[V:%.*]] = call i32 @get_i32_in_range()
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; CHECK-NEXT: call void @use(i1 true)
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; CHECK-NEXT: [[C2:%.*]] = icmp ult i32 [[V]], 9
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; CHECK-NEXT: call void @use(i1 [[C2]])
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; CHECK-NEXT: call void @use(i1 false)
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; CHECK-NEXT: [[C4:%.*]] = icmp ugt i32 [[V]], 8
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; CHECK-NEXT: call void @use(i1 [[C4]])
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; CHECK-NEXT: ret void
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;
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%v = call i32 @get_i32_in_range()
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%c1 = icmp ult i32 %v, 10
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call void @use(i1 %c1)
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%c2 = icmp ult i32 %v, 9
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call void @use(i1 %c2)
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%c3 = icmp ugt i32 %v, 9
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call void @use(i1 %c3)
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%c4 = icmp ugt i32 %v, 8
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call void @use(i1 %c4)
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ret void
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}
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define internal i1 @ip_cmp_range_attribute(i32 %v) {
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; CHECK-LABEL: @ip_cmp_range_attribute(
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; CHECK-NEXT: ret i1 undef
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;
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%c = icmp ult i32 %v, 10
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ret i1 %c
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}
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define i1 @ip_range_attribute(i32 range(i32 0, 10) %v) {
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; CHECK-LABEL: @ip_range_attribute(
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; CHECK-NEXT: [[C:%.*]] = call i1 @ip_cmp_range_attribute(i32 [[V:%.*]])
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; CHECK-NEXT: ret i1 true
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;
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%c = call i1 @ip_cmp_range_attribute(i32 %v)
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ret i1 %c
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}
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define internal i1 @ip_cmp_range_call(i32 %v) {
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; CHECK-LABEL: @ip_cmp_range_call(
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; CHECK-NEXT: ret i1 undef
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;
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%c = icmp ult i32 %v, 10
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ret i1 %c
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}
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define i1 @ip_range_call() {
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; CHECK-LABEL: @ip_range_call(
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; CHECK-NEXT: [[V:%.*]] = call range(i32 0, 10) i32 @get_i32()
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; CHECK-NEXT: [[C:%.*]] = call i1 @ip_cmp_range_call(i32 [[V]])
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; CHECK-NEXT: ret i1 true
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;
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%v = call range(i32 0, 10) i32 @get_i32()
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%c = call i1 @ip_cmp_range_call(i32 %v)
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ret i1 %c
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}
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define internal i1 @ip_cmp_range_result(i32 %v) {
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; CHECK-LABEL: @ip_cmp_range_result(
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; CHECK-NEXT: ret i1 undef
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;
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%c = icmp ult i32 %v, 10
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ret i1 %c
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}
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define i1 @ip_range_result() {
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; CHECK-LABEL: @ip_range_result(
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; CHECK-NEXT: [[V:%.*]] = call range(i32 0, 10) i32 @get_i32()
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; CHECK-NEXT: [[C:%.*]] = call i1 @ip_cmp_range_result(i32 [[V]])
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; CHECK-NEXT: ret i1 true
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;
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%v = call range(i32 0, 10) i32 @get_i32()
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%c = call i1 @ip_cmp_range_result(i32 %v)
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ret i1 %c
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}
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define internal i1 @ip_cmp_with_range_attribute(i32 range(i32 0, 10) %v) {
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; CHECK-LABEL: @ip_cmp_with_range_attribute(
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; CHECK-NEXT: ret i1 undef
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;
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%c = icmp eq i32 %v, 5
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ret i1 %c
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}
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define i1 @ip_range_attribute_constant() {
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; CHECK-LABEL: @ip_range_attribute_constant(
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; CHECK-NEXT: [[C:%.*]] = call i1 @ip_cmp_with_range_attribute(i32 5)
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; CHECK-NEXT: ret i1 true
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;
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%c = call i1 @ip_cmp_with_range_attribute(i32 5)
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ret i1 %c
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}
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