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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
75 lines
2.4 KiB
LLVM
75 lines
2.4 KiB
LLVM
; RUN: opt < %s -sroa -S | FileCheck %s
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target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-n32:64-S128"
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target triple = "sparcv9-sun-solaris"
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; PR37267
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; Check that we don't crash on this test.
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define i16 @f1() {
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; CHECK-LABEL: @f1
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; CHECK: %[[retval:.*]] = add i16 2, 2
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; CHECK: ret i16 %[[retval]]
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bb1:
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; This 12-byte alloca is split into partitions as [0,2), [2,4), [4,8), [8,10), [10, 12).
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; The reported error happened when rewriteIntegerStore try to widen a split tail of slice 1 for [4, 8) partition.
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; alloca 012345678901
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; slice 1: WWWW
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; slice 2: WWWW
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; slice 3: RR
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; slice 4: RR
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%a.3 = alloca [6 x i16], align 1
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; slice 1: [2,6)
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%_tmp3 = getelementptr inbounds [6 x i16], [6 x i16]* %a.3, i16 0, i16 1
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%_tmp5 = bitcast i16* %_tmp3 to i32*
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store i32 131074, i32* %_tmp5, align 1
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; slice 2: [8,12)
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%_tmp8 = getelementptr inbounds [6 x i16], [6 x i16]* %a.3, i16 0, i16 4
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%_tmp10 = bitcast i16* %_tmp8 to i32*
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store i32 131074, i32* %_tmp10, align 1
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; slice 3: [8,10)
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%_tmp12 = getelementptr inbounds [6 x i16], [6 x i16]* %a.3, i16 0, i16 4
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%_tmp13 = load i16, i16* %_tmp12, align 1
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; slice 4: [2,4)
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%_tmp15 = getelementptr inbounds [6 x i16], [6 x i16]* %a.3, i16 0, i16 1
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%_tmp16 = load i16, i16* %_tmp15, align 1
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%rc = add i16 %_tmp13, %_tmp16
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ret i16 %rc
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}
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define i16 @f2() {
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; CHECK-LABEL: @f2
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; CHECK: %[[retval:.*]] = add i16 2, undef
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; CHECK: ret i16 %[[retval]]
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bb1:
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; This 12-byte alloca is split into partitions as [0,2), [2,4), [4,8), [8,10), [10, 12).
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; The reported error happened when visitLoadInst rewrites a split tail of slice 1 for [4, 8) partition.
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; alloca 012345678901
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; slice 1: RRRR
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; slice 2: WWWW
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; slice 3: RR
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; slice 4: RR
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%a.3 = alloca [6 x i16], align 1
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; slice 1: [2,6)
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%_tmp3 = getelementptr inbounds [6 x i16], [6 x i16]* %a.3, i16 0, i16 1
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%_tmp5 = bitcast i16* %_tmp3 to i32*
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%_tmp6 = load i32, i32* %_tmp5, align 1
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; slice 2: [8,12)
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%_tmp8 = getelementptr inbounds [6 x i16], [6 x i16]* %a.3, i16 0, i16 4
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%_tmp10 = bitcast i16* %_tmp8 to i32*
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store i32 131074, i32* %_tmp10, align 1
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; slice 3: [8,10)
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%_tmp12 = getelementptr inbounds [6 x i16], [6 x i16]* %a.3, i16 0, i16 4
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%_tmp13 = load i16, i16* %_tmp12, align 1
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; slice 4: [2,4)
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%_tmp15 = getelementptr inbounds [6 x i16], [6 x i16]* %a.3, i16 0, i16 1
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%_tmp16 = load i16, i16* %_tmp15, align 1
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%rc = add i16 %_tmp13, %_tmp16
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ret i16 %rc
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}
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