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48 lines
1.3 KiB
48 lines
1.3 KiB
4 months ago
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# RUN: llc -march=x86-64 -run-pass none -o - %s | FileCheck %s
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# This test ensures that the MIR parser parses the cfi offset operands
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# correctly.
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--- |
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declare void @foo(i32)
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define i32 @test(i32 %a, i32 %b, i32 %c, i32 %d) {
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entry:
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%add = add nsw i32 %b, %a
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%add1 = add nsw i32 %add, %c
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%add2 = add nsw i32 %add1, %d
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tail call void @foo(i32 %add2)
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%add6 = add nsw i32 %add2, %add2
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ret i32 %add6
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}
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...
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---
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name: test
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tracksRegLiveness: true
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frameInfo:
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stackSize: 8
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adjustsStack: true
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hasCalls: true
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fixedStack:
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- { id: 0, type: spill-slot, offset: -16, size: 8, alignment: 16 }
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body: |
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bb.0.entry:
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liveins: $ecx, $edi, $edx, $esi, $rbx
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PUSH64r killed $rbx, implicit-def $rsp, implicit $rsp
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CFI_INSTRUCTION def_cfa_offset 16
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; CHECK: CFI_INSTRUCTION offset $rbx, -16
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CFI_INSTRUCTION offset $rbx, -16
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$ebx = COPY $edi, implicit-def $rbx
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$ebx = ADD32rr $ebx, killed $esi, implicit-def dead $eflags
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$ebx = ADD32rr $ebx, killed $edx, implicit-def dead $eflags
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$ebx = ADD32rr $ebx, killed $ecx, implicit-def dead $eflags
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$edi = COPY $ebx
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CALL64pcrel32 @foo, csr_64, implicit $rsp, implicit $edi, implicit-def $rsp
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$eax = LEA64_32r killed $rbx, 1, $rbx, 0, _
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$rbx = POP64r implicit-def $rsp, implicit $rsp
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RETQ $eax
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...
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