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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -march=riscv64 -debugify-and-strip-all-safe -run-pass machine-sink %s -o - 2>&1 | FileCheck %s
--- |
define void @sink_addi_fi(i32 %0) !dbg !5 {
bb.0:
%1 = alloca i32, align 4
call void @llvm.dbg.value(metadata i32* %1, metadata !1, metadata !DIExpression()), !dbg !3
%2 = icmp eq i32 %0, 0
br i1 %2, label %bb.2, label %bb.1
bb.1:
store volatile i32 0, i32* %1, align 4
br label %bb.2
bb.2:
ret void
}
declare void @llvm.dbg.value(metadata, metadata, metadata)
!llvm.dbg.cu = !{!0}
!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !4)
!1 = !DILocalVariable(name: "var", scope: !5, file: !4, line: 2, type: !2)
!2 = !DIBasicType(name: "unsigned int", size: 32, encoding: DW_ATE_unsigned)
!3 = !DILocation(line: 0, scope: !5)
!4 = !DIFile(filename: "test.c", directory: "")
!5 = distinct !DISubprogram(name: "sink_addi_fi", scope: !4, file: !4, line: 1, type: !6, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !8)
!6 = !DISubroutineType(types: !7)
!7 = !{null, !2}
!8 = !{}
...
---
name: sink_addi_fi
liveins:
- { reg: '$x10', virtual-reg: '%0' }
stack:
- { id: 0, offset: 0, size: 4, alignment: 4 }
body: |
; CHECK-LABEL: name: sink_addi_fi
; CHECK: bb.0:
; CHECK: successors: %bb.2(0x40000000), %bb.1(0x40000000)
; CHECK: [[COPY:%[0-9]+]]:gpr = COPY $x10
; CHECK: BEQ killed [[COPY]], $x0, %bb.2
; CHECK: bb.1:
; CHECK: successors: %bb.2(0x80000000)
; CHECK: [[ADDI:%[0-9]+]]:gpr = ADDI %stack.0, 0
; CHECK: SW $x0, killed [[ADDI]], 0 :: (volatile store 4 into %stack.0)
; CHECK: bb.2:
; CHECK: PseudoRET
bb.0:
liveins: $x10
%0:gpr = COPY $x10
DBG_VALUE %stack.0, $noreg, !1, !DIExpression(), debug-location !3
%1:gpr = ADDI %stack.0, 0
DBG_VALUE %1, $noreg, !1, !DIExpression(DW_OP_plus_uconst, 0, DW_OP_stack_value), debug-location !3
BEQ killed %0:gpr, $x0, %bb.2
bb.1:
SW $x0, killed %1:gpr, 0 :: (volatile store 4 into %stack.0, align 4)
bb.2:
PseudoRET