[llvm] r189161 - Start to add the builtind to the mips16 exclusion lists for fp.

[Shuxin Yang]

Please revert.

"make test" fails because of the newly added.
llvm/trunk/test/CodeGen/Mips/powif64_16.ll




On 8/23/13 6:24 PM, Reed Kotler wrote:
> Author: rkotler
> Date: Fri Aug 23 20:24:44 2013
> New Revision: 189161
>
> URL: http://llvm.org/viewvc/llvm-project?rev=189161&view=rev
> Log:
> Start to add the builtind to the mips16 exclusion lists for fp.
> I need to add the rest of these to the list or else to delay putting
> out the actual stub until later in code generation when I know if
> the external function ever got emitted.
>
>
> Added:
>      llvm/trunk/test/CodeGen/Mips/powif64_16.ll
> Modified:
>      llvm/trunk/lib/Target/Mips/Mips16HardFloat.cpp
>
> Modified: llvm/trunk/lib/Target/Mips/Mips16HardFloat.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/Mips16HardFloat.cpp?rev=189161&r1=189160&r2=189161&view=diff
> ==============================================================================
> --- llvm/trunk/lib/Target/Mips/Mips16HardFloat.cpp (original)
> +++ llvm/trunk/lib/Target/Mips/Mips16HardFloat.cpp Fri Aug 23 20:24:44 2013
> @@ -325,7 +325,7 @@ static void assureFPCallStub(Function &F
>   // Functions that are inline intrinsics don't need helpers.
>   //
>   static const char *IntrinsicInline[] =
> -  {"fabs"};
> +  {"fabs", "llvm.powi.f64"};
>   
>   static bool isIntrinsicInline(Function *F) {
>     return std::binary_search(
>
> Added: llvm/trunk/test/CodeGen/Mips/powif64_16.ll
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/Mips/powif64_16.ll?rev=189161&view=auto
> ==============================================================================
> --- llvm/trunk/test/CodeGen/Mips/powif64_16.ll (added)
> +++ llvm/trunk/test/CodeGen/Mips/powif64_16.ll Fri Aug 23 20:24:44 2013
> @@ -0,0 +1,28 @@
> +; RUN: llc -march=mipsel -mcpu=mips16 -mips16-hard-float -soft-float -relocation-model=static < %s | FileCheck %s
> +
> + at x = global double 4.500000e+00, align 8
> + at i = global i32 4, align 4
> + at y = common global double 0.000000e+00, align 8
> +
> +; Function Attrs: nounwind optsize
> +define i32 @main() #0 {
> +entry:
> +  %0 = load double* @x, align 8, !tbaa !0
> +  %1 = load i32* @i, align 4, !tbaa !3
> +  %2 = tail call double @llvm.powi.f64(double %0, i32 %1)
> +; CHECK-NOT: .ent	__call_stub_fp_llvm.powi.f64
> +; CHECK-NOT: {{.*}} jal llvm.powi.f64
> +  store double %2, double* @y, align 8, !tbaa !0
> +  ret i32 0
> +}
> +
> +; Function Attrs: nounwind readonly
> +declare double @llvm.powi.f64(double, i32) #1
> +
> +attributes #0 = { nounwind optsize "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf"="true" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="true" }
> +attributes #1 = { nounwind readonly }
> +
> +!0 = metadata !{metadata !"double", metadata !1}
> +!1 = metadata !{metadata !"omnipotent char", metadata !2}
> +!2 = metadata !{metadata !"Simple C/C++ TBAA"}
> +!3 = metadata !{metadata !"int", metadata !1}
>
>
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