28 lines
778 B
YAML
28 lines
778 B
YAML
# RUN: llc -march=hexagon -run-pass hexagon-early-if %s -o - | FileCheck %s
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# Make sure that early if-conversion handles the *low8 register classes:
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# CHECK: intregslow8 = C2_mux
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# CHECK: generaldoublelow8regs = PS_pselect
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---
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name: fred
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tracksRegLiveness: true
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body: |
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bb.0:
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liveins: $r0, $r1
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%0:intregslow8 = COPY $r0
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%1:intregslow8 = COPY $r1
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%2:generaldoublelow8regs = A2_tfrpi 1
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%3:predregs = C2_cmpeq %0, %1
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J2_jumpf %3, %bb.2, implicit-def $pc
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bb.1:
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%4:intregslow8 = A2_addi %0, 1
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%5:generaldoublelow8regs = A2_tfrpi 0
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bb.2:
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%6:intregslow8 = PHI %0, %bb.0, %4, %bb.1
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%7:generaldoublelow8regs = PHI %2, %bb.0, %5, %bb.1
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$r0 = COPY %6
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$d1 = COPY %7
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J2_jumpr $r31, implicit $r0, implicit $d1, implicit-def $pc
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...
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