a1710eb3cd
The LIT test cases were migrated with the script provided by Nikita Popov. No manual changes were made. Committed without review since no functional changes, after consultation with uweigand.
49 lines
1.8 KiB
LLVM
49 lines
1.8 KiB
LLVM
; RUN: llc -mtriple=s390x-linux-gnu -mcpu=z10 -verify-machineinstrs -systemz-subreg-liveness < %s | FileCheck %s
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; Check for successful compilation.
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; CHECK: lgfrl %r1, g_65
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target datalayout = "E-m:e-i1:8:16-i8:8:16-i64:64-f128:64-a:8:16-n32:64"
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target triple = "s390x-ibm-linux"
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@g_65 = external dso_local global i32, align 4
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; Function Attrs: nounwind
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define void @main(i1 %x) #0 {
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bb:
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br label %bb1
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bb1: ; preds = %bb
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%tmp = load i32, ptr @g_65, align 4
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%tmp2 = sext i32 %tmp to i64
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%tmp3 = shl i32 %tmp, 16
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%tmp4 = ashr exact i32 %tmp3, 16
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%tmp5 = shl i32 %tmp4, 0
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%tmp6 = zext i32 %tmp5 to i64
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%tmp7 = shl i64 %tmp6, 48
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%tmp8 = ashr exact i64 %tmp7, 48
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br i1 undef, label %bb12, label %bb9
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bb9: ; preds = %bb1
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%tmp10 = select i1 %x, i64 0, i64 %tmp2
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%tmp11 = add nsw i64 %tmp10, %tmp8
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br label %bb12
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bb12: ; preds = %bb9, %bb1
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%tmp13 = phi i64 [ %tmp11, %bb9 ], [ %tmp8, %bb1 ]
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%tmp14 = trunc i64 %tmp13 to i32
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%tmp15 = and i32 %tmp14, 255
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%tmp16 = shl i32 %tmp15, 0
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%tmp17 = trunc i32 %tmp16 to i8
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%tmp18 = icmp eq i8 %tmp17, 0
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br i1 %tmp18, label %bb20, label %bb19
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bb19: ; preds = %bb12
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unreachable
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bb20: ; preds = %bb12
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unreachable
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}
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attributes #0 = { nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="z10" "unsafe-fp-math"="false" "use-soft-float"="false" }
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