1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py 2# RUN: llc -mtriple=aarch64-unknown-unknown -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s 3--- 4name: test_128_fpr_truncation 5alignment: 4 6legalized: true 7regBankSelected: true 8tracksRegLiveness: true 9body: | 10 ; CHECK-LABEL: name: test_128_fpr_truncation 11 ; CHECK: bb.0: 12 ; CHECK: successors: %bb.1(0x80000000) 13 ; CHECK: liveins: $x0 14 ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0 15 ; CHECK: [[LDRQui:%[0-9]+]]:fpr128 = LDRQui [[COPY]], 0 :: (load (s128)) 16 ; CHECK: [[COPY1:%[0-9]+]]:gpr32all = COPY [[LDRQui]].ssub 17 ; CHECK: [[COPY2:%[0-9]+]]:gpr32 = COPY [[COPY1]] 18 ; CHECK: TBNZW [[COPY2]], 0, %bb.1 19 ; CHECK: bb.1: 20 ; CHECK: RET_ReallyLR 21 bb.0: 22 liveins: $x0 23 %1:gpr(p0) = COPY $x0 24 %3:gpr(s64) = G_CONSTANT i64 1 25 %5:gpr(s64) = G_CONSTANT i64 0 26 %0:fpr(s128) = G_LOAD %1:gpr(p0) :: (load (s128)) 27 %2:fpr(s64) = G_TRUNC %0:fpr(s128) 28 %8:gpr(s64) = COPY %2:fpr(s64) 29 %4:gpr(s64) = G_AND %8:gpr, %3:gpr 30 %7:gpr(s32) = G_ICMP intpred(ne), %4:gpr(s64), %5:gpr 31 %6:gpr(s1) = G_TRUNC %7:gpr(s32) 32 G_BRCOND %6:gpr(s1), %bb.1 33 34 bb.1: 35 RET_ReallyLR 36... 37--- 38name: no_trunc 39alignment: 4 40legalized: true 41regBankSelected: true 42tracksRegLiveness: true 43body: | 44 ; CHECK-LABEL: name: no_trunc 45 ; CHECK: bb.0: 46 ; CHECK: successors: %bb.1(0x80000000) 47 ; CHECK: liveins: $x0 48 ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0 49 ; CHECK: [[LDRQui:%[0-9]+]]:fpr128 = LDRQui [[COPY]], 0 :: (load (s128)) 50 ; CHECK: [[COPY1:%[0-9]+]]:gpr64all = COPY [[LDRQui]].dsub 51 ; CHECK: [[COPY2:%[0-9]+]]:gpr64 = COPY [[COPY1]] 52 ; CHECK: TBNZX [[COPY2]], 33, %bb.1 53 ; CHECK: bb.1: 54 ; CHECK: RET_ReallyLR 55 bb.0: 56 liveins: $x0 57 %1:gpr(p0) = COPY $x0 58 %3:gpr(s64) = G_CONSTANT i64 8589934592 59 %5:gpr(s64) = G_CONSTANT i64 0 60 %0:fpr(s128) = G_LOAD %1:gpr(p0) :: (load (s128)) 61 %2:fpr(s64) = G_TRUNC %0:fpr(s128) 62 %8:gpr(s64) = COPY %2:fpr(s64) 63 %4:gpr(s64) = G_AND %8:gpr, %3:gpr 64 %7:gpr(s32) = G_ICMP intpred(ne), %4:gpr(s64), %5:gpr 65 %6:gpr(s1) = G_TRUNC %7:gpr(s32) 66 G_BRCOND %6:gpr(s1), %bb.1 67 bb.1: 68 RET_ReallyLR 69