1 # RUN: llc -march=hexagon -run-pass hexagon-early-if %s -o - | FileCheck %s
3 # Make sure that early if-conversion handles the *low8 register classes:
4 # CHECK: intregslow8 = C2_mux
5 # CHECK: generaldoublelow8regs = PS_pselect
9 tracksRegLiveness: true
13 %0:intregslow8 = COPY $r0
14 %1:intregslow8 = COPY $r1
15 %2:generaldoublelow8regs = A2_tfrpi 1
16 %3:predregs = C2_cmpeq %0, %1
17 J2_jumpf %3, %bb.2, implicit-def $pc
19 %4:intregslow8 = A2_addi %0, 1
20 %5:generaldoublelow8regs = A2_tfrpi 0
22 %6:intregslow8 = PHI %0, %bb.0, %4, %bb.1
23 %7:generaldoublelow8regs = PHI %2, %bb.0, %5, %bb.1
26 J2_jumpr $r31, implicit $r0, implicit $d1, implicit-def $pc