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Set .reorder for the stub so that gas takes care of delay slot processing.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191125 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reed Kotler 2013-09-21 01:37:52 +00:00
parent a9baf1ecfd
commit ed7fd711a1
2 changed files with 23 additions and 1 deletions
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4
lib/Target/Mips/Mips16HardFloat.cpp
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@ -441,8 +441,10 @@ static void createFPFnStub(Function *F, Module *M, FPParamVariant PV,
IAH.Out(".reloc 0,R_MIPS_NONE," + Name);
IAH.Out("la $$25," + LocalName);
}
else
else {
IAH.Out(".set reorder");
IAH.Out("la $$25, " + Name);
}
swapFPIntParams(PV, M, IAH, LE, false);
IAH.Out("jr $$25");
IAH.Out(LocalName + " = " + Name);

20
test/CodeGen/Mips/fptr2.ll Normal file
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@ -0,0 +1,20 @@
; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -soft-float -mips16-hard-float -relocation-model=static < %s | FileCheck %s -check-prefix=static16
; Function Attrs: nounwind
define double @my_mul(double %a, double %b) #0 {
entry:
%a.addr = alloca double, align 8
%b.addr = alloca double, align 8
store double %a, double* %a.addr, align 8
store double %b, double* %b.addr, align 8
%0 = load double* %a.addr, align 8
%1 = load double* %b.addr, align 8
%mul = fmul double %0, %1
ret double %mul
}
; static16: .ent __fn_stub_my_mul
; static16: .set reorder
; static16-NEXT: #NO_APP
; static16: .end __fn_stub_my_mul
attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="true" }