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b1c09bbef0
This reverts commit 647c3f4e47de8a850ffcaa897db68702d8d2459a. Got bots failure from sanitizer-windows and maybe others.
58 lines
1.2 KiB
YAML
58 lines
1.2 KiB
YAML
# RUN: not llc -o - %s -mtriple=s390x-linux-gnu -mcpu=z14 -run-pass none 2>&1 | FileCheck %s
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# REQUIRES: systemz-registered-target
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# Test that a the machine verifier reports an error when a register in
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# liveins is not liveout from predecessor.
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---
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name: f1
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tracksRegLiveness: true
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machineFunctionInfo: {}
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body: |
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bb.0:
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liveins: $r2l, $r3l
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%1:gr32bit = COPY $r3l
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%0:gr32bit = COPY $r2l
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CHIMux %0, 0, implicit-def $cc
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bb.1:
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liveins: $cc
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bb.2:
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liveins: $cc
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%2:grx32bit = LOCRMux %1, %0, 14, 8, implicit $cc
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$r2l = COPY %2
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Return implicit $r2l
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...
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# CHECK: *** Bad machine code: Live in register not found to be live out from predecessor. ***
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# CHECK:- function: f2
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# CHECK:- basic block: %bb.2
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# CHECK:CC not found to be live out from %bb.1
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---
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name: f2
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tracksRegLiveness: true
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machineFunctionInfo: {}
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body: |
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bb.0:
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liveins: $r2l, $r3l
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%1:gr32bit = COPY $r3l
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%0:gr32bit = COPY $r2l
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CHIMux %0, 0, implicit-def $cc
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bb.1:
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liveins: $cc
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KILL killed $cc
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bb.2:
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liveins: $cc
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%2:grx32bit = LOCRMux %1, %0, 14, 8, implicit $cc
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$r2l = COPY %2
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Return implicit $r2l
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...
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