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tail call optimization. Some more work may be needed for indirect calls but this patch fixes the current regression in Prolangc++/trees. S2 optimization as part of the general cleanup and optimization of prolog and epilog was not saving S2 in this case and needed to. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@197630 91177308-0d34-0410-b5e6-96231b3b80d8
21 lines
517 B
LLVM
21 lines
517 B
LLVM
; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -soft-float -mips16-hard-float -relocation-model=pic < %s | FileCheck %s
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; Function Attrs: nounwind optsize
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define float @h() {
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entry:
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%call = tail call float bitcast (float (...)* @g to float ()*)()
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ret float %call
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; CHECK: .ent h
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; CHECK: save $16, $ra, $18, 32
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; CHECK: lw ${{[0-9]+}}, %got(__mips16_call_stub_sf_0)(${{[0-9]+}})
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; CHECK: restore $16, $ra, $18, 32
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; CHECK: .end h
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}
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; Function Attrs: optsize
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declare float @g(...)
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