forked from OSchip/llvm-project
118 lines
3.1 KiB
LLVM
118 lines
3.1 KiB
LLVM
; RUN: opt -S -consthoist < %s | FileCheck %s
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; RUN: opt -S -passes=consthoist < %s | FileCheck %s
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.9.0"
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; PR18626
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define i8* @test1(i1 %cmp, i64* %tmp) {
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entry:
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call void @foo(i8* inttoptr (i64 68719476735 to i8*))
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br i1 %cmp, label %if.end, label %return
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if.end: ; preds = %bb1
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call void @foo(i8* inttoptr (i64 68719476736 to i8*))
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br label %return
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return:
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%retval.0 = phi i8* [ null, %entry ], [ inttoptr (i64 68719476736 to i8*), %if.end ]
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store i64 1172321806, i64* %tmp
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ret i8* %retval.0
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; CHECK-LABEL: @test1
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; CHECK: if.end:
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; CHECK: %2 = inttoptr i64 %const to i8*
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; CHECK-NEXT: br
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; CHECK: return:
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; CHECK-NEXT: %retval.0 = phi i8* [ null, %entry ], [ %2, %if.end ]
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}
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define void @test2(i1 %cmp, i64** %tmp) {
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entry:
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call void @foo(i8* inttoptr (i64 68719476736 to i8*))
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br i1 %cmp, label %if.end, label %return
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if.end: ; preds = %bb1
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call void @foo(i8* inttoptr (i64 68719476736 to i8*))
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br label %return
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return:
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store i64* inttoptr (i64 68719476735 to i64*), i64** %tmp
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ret void
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; CHECK-LABEL: @test2
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; CHECK: return:
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; CHECK-NEXT: %const_mat = add i64 %const, -1
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; CHECK-NEXT: inttoptr i64 %const_mat to i64*
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}
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declare void @foo(i8*)
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; PR18768
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define i32 @test3(i1 %c) {
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entry:
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br i1 %c, label %if.then, label %if.end3
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if.then: ; preds = %entry
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br label %if.end3
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if.end3: ; preds = %if.then, %entry
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%d.0 = phi i32* [ inttoptr (i64 985162435264511 to i32*), %entry ], [ null, %if.then ]
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%cmp4 = icmp eq i32* %d.0, inttoptr (i64 985162435264511 to i32*)
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%cmp6 = icmp eq i32* %d.0, inttoptr (i64 985162418487296 to i32*)
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%or = or i1 %cmp4, %cmp6
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br i1 %or, label %if.then8, label %if.end9
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if.then8: ; preds = %if.end3
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ret i32 1
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if.end9: ; preds = %if.then8, %if.end3
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ret i32 undef
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}
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; <rdar://problem/16394449>
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define i64 @switch_test1(i64 %a) {
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; CHECK-LABEL: @switch_test1
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; CHECK: %0 = phi i64 [ %const, %case2 ], [ %const_mat, %Entry ], [ %const_mat, %Entry ]
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Entry:
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%sel = add i64 %a, 4519019440
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switch i64 %sel, label %fail [
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i64 462, label %continuation
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i64 449, label %case2
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i64 443, label %continuation
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]
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case2:
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br label %continuation
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continuation:
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%0 = phi i64 [ 4519019440, %case2 ], [ 4519019460, %Entry ], [ 4519019460, %Entry ]
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ret i64 0;
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fail:
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ret i64 -1;
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}
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define i64 @switch_test2(i64 %a) {
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; CHECK-LABEL: @switch_test2
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; CHECK: %2 = phi i64* [ %1, %case2 ], [ %0, %Entry ], [ %0, %Entry ]
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Entry:
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%sel = add i64 %a, 4519019440
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switch i64 %sel, label %fail [
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i64 462, label %continuation
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i64 449, label %case2
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i64 443, label %continuation
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]
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case2:
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br label %continuation
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continuation:
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%0 = phi i64* [ inttoptr(i64 4519019440 to i64*), %case2 ], [ inttoptr(i64 4519019460 to i64*), %Entry ], [ inttoptr(i64 4519019460 to i64*), %Entry ]
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ret i64 0;
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fail:
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ret i64 -1;
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}
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