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.
43 lines
1.4 KiB
LLVM
43 lines
1.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=s390x-linux-gnu -mcpu=z13 -O3 -pre-RA-sched=list-ilp -systemz-subreg-liveness -stress-sched -terminal-rule %s -o - | FileCheck %s
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; This test used to fail because we were creating empty subranges
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; instead of subranges with dead defs while rematerializing values
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; during coalescing.
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;
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; PR46154
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; REQUIRES: asserts
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@g_39 = external dso_local unnamed_addr global i64, align 8
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@g_151 = external dso_local global i32, align 4
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@g_222 = external dso_local unnamed_addr global [7 x [10 x i8]], align 2
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define void @main(i16 %in) {
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; CHECK-LABEL: main:
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; CHECK: # %bb.0:
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; CHECK-NEXT: lhr %r2, %r2
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; CHECK-NEXT: larl %r1, g_151
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; CHECK-NEXT: lghi %r3, 0
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; CHECK-NEXT: chi %r2, 0
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; CHECK-NEXT: lhi %r0, 1
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; CHECK-NEXT: locghile %r3, 1
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; CHECK-NEXT: o %r0, 0(%r1)
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; CHECK-NEXT: larl %r1, g_222
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; CHECK-NEXT: lghi %r5, 0
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; CHECK-NEXT: dsgfr %r2, %r0
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; CHECK-NEXT: stgrl %r2, g_39
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; CHECK-NEXT: stc %r5, 19(%r1)
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; CHECK-NEXT: br %r14
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%tmp = load i32, ptr @g_151, align 4
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%tmp3 = or i32 %tmp, 1
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%tmp4 = sext i32 %tmp3 to i64
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%tmp5 = srem i64 0, %tmp4
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%tmp6 = trunc i64 %tmp5 to i8
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store i8 %tmp6, ptr getelementptr inbounds ([7 x [10 x i8]], ptr @g_222, i64 0, i64 1, i64 9), align 1
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%tmp7 = icmp slt i16 %in, 1
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%tmp8 = zext i1 %tmp7 to i64
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%tmp9 = srem i64 %tmp8, %tmp4
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store i64 %tmp9, ptr @g_39, align 8
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ret void
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}
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