2016-08-04 02:17:35 +08:00
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; RUN: llc -verify-machineinstrs < %s | FileCheck %s
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2015-07-12 08:37:44 +08:00
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target datalayout = "E-m:e-i64:64-n32:64"
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target triple = "powerpc64-unknown-linux-gnu"
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; Tests that the 'nest' parameter attribute causes the relevant parameter to be
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; passed in the right register (r11 for PPC).
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define i8* @nest_receiver(i8* nest %arg) nounwind {
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; CHECK-LABEL: nest_receiver:
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; CHECK: # BB#0:
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; CHECK-NEXT: mr 3, 11
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; CHECK-NEXT: blr
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ret i8* %arg
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}
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define i8* @nest_caller(i8* %arg) nounwind {
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; CHECK-LABEL: nest_caller:
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; CHECK: mr 11, 3
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; CHECK-NEXT: bl nest_receiver
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; CHECK: blr
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%result = call i8* @nest_receiver(i8* nest %arg)
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ret i8* %result
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}
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define void @test_indirect(i32 ()* nocapture %f, i8* %p) {
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entry:
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; CHECK-LABEL: test_indirect
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; CHECK-DAG: ld [[DEST:[0-9]+]], 0(3)
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; CHECK-DAG: ld 2, 8(3)
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; CHECK-DAG: mr 11, 4
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; CHECK: mtctr [[DEST]]
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; CHECK: bctrl
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; CHECK: blr
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%callee.knr.cast = bitcast i32 ()* %f to i32 (i8*)*
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%call = tail call signext i32 %callee.knr.cast(i8* nest %p)
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ret void
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}
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