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be4258adc5
rdar://9877866 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157876 91177308-0d34-0410-b5e6-96231b3b80d8
33 lines
793 B
LLVM
33 lines
793 B
LLVM
; RUN: llc < %s -mtriple=armv7-apple-ios6.0 | FileCheck %s
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; rdar://9877866
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%struct.SmallStruct = type { i32, [8 x i32], [37 x i8] }
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%struct.LargeStruct = type { i32, [1001 x i8], [300 x i32] }
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define i32 @f() nounwind ssp {
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entry:
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; CHECK: f:
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; CHECK: ldr
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; CHECK: str
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; CHECK-NOT:bne
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%st = alloca %struct.SmallStruct, align 4
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%call = call i32 @e1(%struct.SmallStruct* byval %st)
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ret i32 0
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}
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; Generate a loop for large struct byval
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define i32 @g() nounwind ssp {
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entry:
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; CHECK: g:
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; CHECK: ldr
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; CHECK: sub
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; CHECK: str
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; CHECK: bne
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%st = alloca %struct.LargeStruct, align 4
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%call = call i32 @e2(%struct.LargeStruct* byval %st)
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ret i32 0
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}
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declare i32 @e1(%struct.SmallStruct* nocapture byval %in) nounwind
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declare i32 @e2(%struct.LargeStruct* nocapture byval %in) nounwind
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