47 lines
1.2 KiB
LLVM
47 lines
1.2 KiB
LLVM
; RUN: llc -march=hexagon < %s | FileCheck %s
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; Test that the compiler does not generate an invalid packet with three
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; instructions that each requires slot 2 or 3. The specification for
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; PS_call_nr was incorrect, which allowed that instrution to go in any slot.
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; CHECK: extractu
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; CHECK: extractu
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; CHECK: {
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; CHECK: call
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%s.0 = type <{ i8*, i8*, i16, i8, i8, i8 }>
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@g0 = external constant %s.0, section ".rodata.trace", align 1
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define void @f0() local_unnamed_addr {
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b0:
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%v0 = load i32, i32* undef, align 4
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%v1 = trunc i32 %v0 to i2
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switch i2 %v1, label %b4 [
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i2 1, label %b1
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i2 -1, label %b2
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i2 -2, label %b2
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i2 0, label %b3
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]
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b1: ; preds = %b0
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unreachable
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b2: ; preds = %b0, %b0
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%v2 = load i32, i32* undef, align 4
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%v3 = lshr i32 %v2, 14
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%v4 = and i32 %v3, 2047
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%v5 = lshr i32 %v2, 3
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%v6 = and i32 %v5, 2047
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tail call void @f1(%s.0* nonnull @g0, i32 %v6, i32 %v4, i32 0, i32 0)
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unreachable
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b3: ; preds = %b0
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ret void
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b4: ; preds = %b0
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unreachable
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}
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declare void @f1(%s.0*, i32, i32, i32, i32) local_unnamed_addr
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