43 lines
1.1 KiB
LLVM
43 lines
1.1 KiB
LLVM
; RUN: opt -passes=mergefunc -S < %s | FileCheck %s
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define i1 @cmp_with_range(ptr, ptr) {
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%v1 = load i8, ptr %0, !range !0
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%v2 = load i8, ptr %1, !range !0
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%out = icmp eq i8 %v1, %v2
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ret i1 %out
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}
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define i1 @cmp_no_range(ptr, ptr) {
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; CHECK-LABEL: @cmp_no_range
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; CHECK-NEXT: %v1 = load i8, ptr %0
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; CHECK-NEXT: %v2 = load i8, ptr %1
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; CHECK-NEXT: %out = icmp eq i8 %v1, %v2
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; CHECK-NEXT: ret i1 %out
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%v1 = load i8, ptr %0
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%v2 = load i8, ptr %1
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%out = icmp eq i8 %v1, %v2
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ret i1 %out
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}
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define i1 @cmp_different_range(ptr, ptr) {
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; CHECK-LABEL: @cmp_different_range
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; CHECK-NEXT: %v1 = load i8, ptr %0, align 1, !range !1
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; CHECK-NEXT: %v2 = load i8, ptr %1, align 1, !range !1
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; CHECK-NEXT: %out = icmp eq i8 %v1, %v2
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; CHECK-NEXT: ret i1 %out
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%v1 = load i8, ptr %0, !range !1
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%v2 = load i8, ptr %1, !range !1
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%out = icmp eq i8 %v1, %v2
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ret i1 %out
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}
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define i1 @cmp_with_same_range(ptr, ptr) {
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; CHECK-LABEL: @cmp_with_same_range
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; CHECK: tail call i1 @cmp_with_range
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%v1 = load i8, ptr %0, !range !0
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%v2 = load i8, ptr %1, !range !0
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%out = icmp eq i8 %v1, %v2
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ret i1 %out
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}
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!0 = !{i8 0, i8 2}
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!1 = !{i8 5, i8 7}
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