1# RUN: llc -mtriple=riscv64 -mcpu=sifive-x280 -run-pass=machine-scheduler \ 2# RUN: -debug-only=machine-scheduler -misched-dump-schedule-trace \ 3# RUN: -misched-prera-direction=topdown -o - %s 2>&1 | FileCheck %s 4# REQUIRES: asserts 5 6# The purpose of this test is to show that the VADD instructions are issued so 7# that the SiFive7VA is saturated. 8--- 9name: add_m2 10tracksRegLiveness: true 11body: | 12 bb.0.entry: 13 liveins: $v8m2, $v10m2, $v12m2, $v14m2, $x10 14 15 %4:gprnox0 = COPY $x10 16 %3:vrm2 = COPY $v14m2 17 %2:vrm2 = COPY $v12m2 18 %1:vrm2 = COPY $v10m2 19 %0:vrm2 = COPY $v8m2 20 dead $x0 = PseudoVSETVLI %4, 217 /* e64, m2, ta, ma */, implicit-def $vl, implicit-def $vtype 21 %5:vrm2 = PseudoVADD_VV_M2 undef %5, %0, %1, $noreg, 6 /* e64 */, 0 /* tu, mu */, implicit $vl, implicit $vtype 22 %6:vrm2 = PseudoVADD_VV_M2 undef %6, %3, %2, $noreg, 6 /* e64 */, 0 /* tu, mu */, implicit $vl, implicit $vtype 23 %7:vrm2 = PseudoVADD_VV_M2 undef %7, %5, %6, $noreg, 6 /* e64 */, 0 /* tu, mu */, implicit $vl, implicit $vtype 24 $v8m2 = COPY %7 25 PseudoRET implicit $v8m2 26 27# CHECK: *** Final schedule for %bb.0 *** 28# CHECK-NEXT: * Schedule table (TopDown): 29# CHECK-NEXT: i: issue 30# CHECK-NEXT: x: resource booked 31# CHECK-NEXT: Cycle | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 32# CHECK-NEXT: SU(0) | i | | | | | | | | | | | | | | | | | 33# CHECK-NEXT: SiFive7PipeAB | x | | | | | | | | | | | | | | | | | 34# CHECK-NEXT: SU(1) | i | | | | | | | | | | | | | | | | | 35# CHECK-NEXT: SiFive7PipeAB | x | | | | | | | | | | | | | | | | | 36# CHECK-NEXT: SU(2) | | i | | | | | | | | | | | | | | | | 37# CHECK-NEXT: SiFive7PipeAB | | x | | | | | | | | | | | | | | | | 38# CHECK-NEXT: SU(3) | | i | | | | | | | | | | | | | | | | 39# CHECK-NEXT: SiFive7PipeAB | | x | | | | | | | | | | | | | | | | 40# CHECK-NEXT: SU(4) | | | i | | | | | | | | | | | | | | | 41# CHECK-NEXT: SiFive7PipeAB | | | x | | | | | | | | | | | | | | | 42# CHECK-NEXT: SU(5) | | | i | | | | | | | | | | | | | | | 43# CHECK-NEXT: SiFive7PipeA | | | x | | | | | | | | | | | | | | | 44# CHECK-NEXT: SiFive7PipeAB | | | x | | | | | | | | | | | | | | | 45# CHECK-NEXT: SU(7) | | | | | i | | | | | | | | | | | | | 46# CHECK-NEXT: SiFive7VCQ | | | | | x | | | | | | | | | | | | | 47# CHECK-NEXT: SiFive7VA | | | | | | x | x | x | x | | | | | | | | | 48# CHECK-NEXT: SU(6) | | | | | | | | | i | | | | | | | | | 49# CHECK-NEXT: SiFive7VCQ | | | | | | | | | x | | | | | | | | | 50# CHECK-NEXT: SiFive7VA | | | | | | | | | | x | x | x | x | | | | | 51# CHECK-NEXT: SU(8) | | | | | | | | | | | | | i | | | | | 52# CHECK-NEXT: SiFive7VCQ | | | | | | | | | | | | | x | | | | | 53# CHECK-NEXT: SiFive7VA | | | | | | | | | | | | | | x | x | x | x | 54# CHECK-NEXT: SU(9) | | | | | | | | | | | | | | | | | i | 55# CHECK-NEXT: SiFive7PipeAB | | | | | | | | | | | | | | | | | x | 56 57... 58