forked from OSchip/llvm-project
59 lines
1.8 KiB
LLVM
59 lines
1.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -verify-machineinstrs < %s | FileCheck %s
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target datalayout = "e-m:e-i64:64-n32:64-S128-v256:256:256-v512:512:512"
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target triple = "powerpc64le-unknown-linux-gnu"
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%struct = type { [4 x i32], [20 x i8] }
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declare dso_local i32 @foo1(%struct* byval(%struct) %var)
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declare dso_local void @foo(%struct* %var)
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; FIXME: for the byval parameter %x, now the memory for local variable and
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; for parameter save area are overlap.
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; For the below case,
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; the local variable space is r1 + 40 ~ r1 + 76
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; the parameter save area is r1 + 32 ~ r1 + 68
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define dso_local i32 @bar() {
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; CHECK-LABEL: bar:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mflr 0
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; CHECK-NEXT: .cfi_def_cfa_offset 96
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; CHECK-NEXT: .cfi_offset lr, 16
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; CHECK-NEXT: .cfi_offset r30, -16
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; CHECK-NEXT: std 30, -16(1) # 8-byte Folded Spill
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; CHECK-NEXT: std 0, 16(1)
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; CHECK-NEXT: stdu 1, -96(1)
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; CHECK-NEXT: addi 30, 1, 40
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; CHECK-NEXT: mr 3, 30
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; CHECK-NEXT: bl foo
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; CHECK-NEXT: nop
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; CHECK-NEXT: li 3, 16
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; CHECK-NEXT: lxvd2x 0, 30, 3
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; CHECK-NEXT: li 3, 48
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; CHECK-NEXT: stxvd2x 0, 1, 3
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; CHECK-NEXT: li 3, 32
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; CHECK-NEXT: lxvd2x 0, 0, 30
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; CHECK-NEXT: stxvd2x 0, 1, 3
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; CHECK-NEXT: lwz 3, 72(1)
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; CHECK-NEXT: ld 7, 72(1)
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; CHECK-NEXT: ld 5, 56(1)
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; CHECK-NEXT: ld 4, 48(1)
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; CHECK-NEXT: stw 3, 64(1)
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; CHECK-NEXT: ld 3, 40(1)
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; CHECK-NEXT: ld 6, 64(1)
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; CHECK-NEXT: bl foo1
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; CHECK-NEXT: nop
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; CHECK-NEXT: addi 1, 1, 96
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; CHECK-NEXT: ld 0, 16(1)
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; CHECK-NEXT: ld 30, -16(1) # 8-byte Folded Reload
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; CHECK-NEXT: mtlr 0
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; CHECK-NEXT: blr
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entry:
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%x = alloca %struct, align 4
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call void @foo(%struct* %x)
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%r = call i32 @foo1(%struct* byval(%struct) %x)
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ret i32 %r
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}
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