llvm-project

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# RUN: not --crash llc -o - -mtriple=aarch64 -global-isel -run-pass=none -verify-machineinstrs %s 2>&1 | FileCheck %s
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# REQUIRES: aarch64-registered-target
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---
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name:            test_fcmp
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legalized:       true
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regBankSelected: false
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selected:        false
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tracksRegLiveness: true
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liveins:
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body:             |
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  bb.0:
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    liveins: $x0, $w0, $q0
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    %s32:_(s32) = COPY $w0
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    %ptr:_(p0) = COPY $x0
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    %vector:_(<4 x s32>) = COPY $q0
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    %val1:_(s1) = G_IS_FPCLASS %s32
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    ; CHECK: *** Bad machine code: Too few operands ***
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    ; CHECK: 3 operands expected, but 2 given.
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    %val2:_(p0) = G_IS_FPCLASS %s32, 3
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    ; CHECK: *** Bad machine code: Destination must be a scalar or vector of scalars ***
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    %val4:_(s1) = G_IS_FPCLASS %s32, 7777
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    ; CHECK: *** Bad machine code: Incorrect floating-point class set (operand 2) ***
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    %val5:_(s1) = G_IS_FPCLASS %ptr:_(p0), 3
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    ; CHECK: *** Bad machine code: Source must be a scalar or vector of scalars ***
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    %var6:_(s1) = G_IS_FPCLASS %vector:_(<4 x s32>), 1
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    ; CHECK: *** Bad machine code: operand types must be all-vector or all-scalar ***
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    %var7:_(<2 x s1>) = G_IS_FPCLASS %vector:_(<4 x s32>), 1
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    ; CHECK: *** Bad machine code: operand types must preserve number of vector elements ***
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...
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