71 lines
2.4 KiB
LLVM
71 lines
2.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=riscv32 -mattr=+v -verify-machineinstrs \
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; RUN: -riscv-v-vector-bits-min=0 < %s | FileCheck %s --check-prefix=RV32
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; RUN: llc -mtriple=riscv64 -mattr=+v -verify-machineinstrs \
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; RUN: -riscv-v-vector-bits-min=0 < %s | FileCheck %s --check-prefix=RV64
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; This test would lead one of the DAGCombiner's visitVSELECT optimizations to
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; call getSetCCResultType, from which we'd return an invalid MVT (<3 x i1>)
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; upon seeing that the V extension is enabled. The invalid MVT has a null
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; Type*, which then segfaulted when accessed (as an EVT).
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define void @vec3_setcc_crash(<3 x i8>* %in, <3 x i8>* %out) {
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; RV32-LABEL: vec3_setcc_crash:
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; RV32: # %bb.0:
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; RV32-NEXT: lw a0, 0(a0)
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; RV32-NEXT: srli a2, a0, 16
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; RV32-NEXT: srli a3, a0, 8
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; RV32-NEXT: slli a4, a0, 16
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; RV32-NEXT: srai a4, a4, 24
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; RV32-NEXT: slli a5, a0, 24
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; RV32-NEXT: srai a5, a5, 24
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; RV32-NEXT: slli a6, a0, 8
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; RV32-NEXT: srai a6, a6, 24
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; RV32-NEXT: sgtz a6, a6
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; RV32-NEXT: sgtz a5, a5
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; RV32-NEXT: sgtz a4, a4
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; RV32-NEXT: neg a4, a4
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; RV32-NEXT: and a3, a4, a3
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; RV32-NEXT: slli a3, a3, 8
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; RV32-NEXT: neg a4, a5
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; RV32-NEXT: and a0, a4, a0
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; RV32-NEXT: andi a0, a0, 255
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; RV32-NEXT: or a0, a0, a3
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; RV32-NEXT: neg a3, a6
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; RV32-NEXT: and a2, a3, a2
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; RV32-NEXT: sb a2, 2(a1)
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; RV32-NEXT: sh a0, 0(a1)
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; RV32-NEXT: ret
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;
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; RV64-LABEL: vec3_setcc_crash:
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; RV64: # %bb.0:
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; RV64-NEXT: lw a0, 0(a0)
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; RV64-NEXT: srli a2, a0, 16
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; RV64-NEXT: srli a3, a0, 8
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; RV64-NEXT: slli a4, a0, 48
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; RV64-NEXT: srai a4, a4, 56
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; RV64-NEXT: slli a5, a0, 56
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; RV64-NEXT: srai a5, a5, 56
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; RV64-NEXT: slli a6, a0, 40
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; RV64-NEXT: srai a6, a6, 56
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; RV64-NEXT: sgtz a6, a6
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; RV64-NEXT: sgtz a5, a5
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; RV64-NEXT: sgtz a4, a4
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; RV64-NEXT: neg a4, a4
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; RV64-NEXT: and a3, a4, a3
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; RV64-NEXT: slli a3, a3, 8
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; RV64-NEXT: neg a4, a5
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; RV64-NEXT: and a0, a4, a0
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; RV64-NEXT: andi a0, a0, 255
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; RV64-NEXT: or a0, a0, a3
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; RV64-NEXT: neg a3, a6
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; RV64-NEXT: and a2, a3, a2
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; RV64-NEXT: sb a2, 2(a1)
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; RV64-NEXT: sh a0, 0(a1)
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; RV64-NEXT: ret
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%a = load <3 x i8>, <3 x i8>* %in
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%cmp = icmp sgt <3 x i8> %a, zeroinitializer
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%c = select <3 x i1> %cmp, <3 x i8> %a, <3 x i8> zeroinitializer
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store <3 x i8> %c, <3 x i8>* %out
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ret void
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}
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