1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 4
2 # RUN: llc %s -mtriple=riscv64 -run-pass=peephole-opt -o - | FileCheck %s
4 # Make sure we shouldn't replace the %2 ADDI with the $x10 ADDI since it has a
5 # physical register destination.
8 define void @foo(i32 signext %0) {
9 tail call void @bar(i32 1)
10 %2 = icmp ugt i32 %0, 1
11 br i1 %2, label %3, label %4
14 tail call void @bar(i32 3)
21 declare void @bar(...)
26 tracksRegLiveness: true
28 ; CHECK-LABEL: name: foo
29 ; CHECK: bb.0 (%ir-block.1):
30 ; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
31 ; CHECK-NEXT: liveins: $x10
33 ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr = COPY $x10
34 ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def dead $x2, implicit $x2
35 ; CHECK-NEXT: $x10 = ADDI $x0, 1
36 ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) @bar, csr_ilp32_lp64, implicit-def dead $x1, implicit $x10, implicit-def $x2
37 ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def dead $x2, implicit $x2
38 ; CHECK-NEXT: [[ADDI:%[0-9]+]]:gpr = ADDI $x0, 2
39 ; CHECK-NEXT: BLTU [[COPY]], killed [[ADDI]], %bb.2
40 ; CHECK-NEXT: PseudoBR %bb.1
42 ; CHECK-NEXT: bb.1 (%ir-block.3):
43 ; CHECK-NEXT: $x10 = ADDI $x0, 3
44 ; CHECK-NEXT: PseudoTAIL target-flags(riscv-call) @bar, implicit $x2, implicit $x10
46 ; CHECK-NEXT: bb.2 (%ir-block.4):
47 ; CHECK-NEXT: PseudoRET
49 successors: %bb.1, %bb.2
53 ADJCALLSTACKDOWN 0, 0, implicit-def dead $x2, implicit $x2
55 PseudoCALL target-flags(riscv-call) @bar, csr_ilp32_lp64, implicit-def dead $x1, implicit $x10, implicit-def $x2
56 ADJCALLSTACKUP 0, 0, implicit-def dead $x2, implicit $x2
58 BLTU %0, killed %2, %bb.2
63 PseudoTAIL target-flags(riscv-call) @bar, implicit $x2, implicit $x10