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; RUN: opt -S -inline < %s | FileCheck %s
; Make sure that soft float implementations are calculated as being more expensive
; to the inliner.
define i32 @test_nofp() #0 {
; f_nofp() has the "use-soft-float" attribute, so it should never get inlined.
; CHECK-LABEL: test_nofp
; CHECK: call float @f_nofp
entry:
%responseX = alloca i32, align 4
%responseY = alloca i32, align 4
%responseZ = alloca i32, align 4
%valueX = alloca i8, align 1
%valueY = alloca i8, align 1
%valueZ = alloca i8, align 1
call void @getX(i32* %responseX, i8* %valueX)
call void @getY(i32* %responseY, i8* %valueY)
call void @getZ(i32* %responseZ, i8* %valueZ)
%0 = load i32* %responseX
%1 = load i8* %valueX
%call = call float @f_nofp(i32 %0, i8 zeroext %1)
%2 = load i32* %responseZ
%3 = load i8* %valueZ
%call2 = call float @f_nofp(i32 %2, i8 zeroext %3)
%call3 = call float @fabsf(float %call)
%cmp = fcmp ogt float %call3, 0x3FC1EB8520000000
br i1 %cmp, label %if.end12, label %if.else
if.else: ; preds = %entry
%4 = load i32* %responseY
%5 = load i8* %valueY
%call1 = call float @f_nofp(i32 %4, i8 zeroext %5)
%call4 = call float @fabsf(float %call1)
%cmp5 = fcmp ogt float %call4, 0x3FC1EB8520000000
br i1 %cmp5, label %if.end12, label %if.else7
if.else7: ; preds = %if.else
%call8 = call float @fabsf(float %call2)
%cmp9 = fcmp ogt float %call8, 0x3FC1EB8520000000
br i1 %cmp9, label %if.then10, label %if.end12
if.then10: ; preds = %if.else7
br label %if.end12
if.end12: ; preds = %if.else, %entry, %if.then10, %if.else7
%success.0 = phi i32 [ 0, %if.then10 ], [ 1, %if.else7 ], [ 0, %entry ], [ 0, %if.else ]
ret i32 %success.0
}
define i32 @test_hasfp() #0 {
; f_hasfp() does not have the "use-soft-float" attribute, so it should get inlined.
; CHECK-LABEL: test_hasfp
; CHECK-NOT: call float @f_hasfp
entry:
%responseX = alloca i32, align 4
%responseY = alloca i32, align 4
%responseZ = alloca i32, align 4
%valueX = alloca i8, align 1
%valueY = alloca i8, align 1
%valueZ = alloca i8, align 1
call void @getX(i32* %responseX, i8* %valueX)
call void @getY(i32* %responseY, i8* %valueY)
call void @getZ(i32* %responseZ, i8* %valueZ)
%0 = load i32* %responseX
%1 = load i8* %valueX
%call = call float @f_hasfp(i32 %0, i8 zeroext %1)
%2 = load i32* %responseZ
%3 = load i8* %valueZ
%call2 = call float @f_hasfp(i32 %2, i8 zeroext %3)
%call3 = call float @fabsf(float %call)
%cmp = fcmp ogt float %call3, 0x3FC1EB8520000000
br i1 %cmp, label %if.end12, label %if.else
if.else: ; preds = %entry
%4 = load i32* %responseY
%5 = load i8* %valueY
%call1 = call float @f_hasfp(i32 %4, i8 zeroext %5)
%call4 = call float @fabsf(float %call1)
%cmp5 = fcmp ogt float %call4, 0x3FC1EB8520000000
br i1 %cmp5, label %if.end12, label %if.else7
if.else7: ; preds = %if.else
%call8 = call float @fabsf(float %call2)
%cmp9 = fcmp ogt float %call8, 0x3FC1EB8520000000
br i1 %cmp9, label %if.then10, label %if.end12
if.then10: ; preds = %if.else7
br label %if.end12
if.end12: ; preds = %if.else, %entry, %if.then10, %if.else7
%success.0 = phi i32 [ 0, %if.then10 ], [ 1, %if.else7 ], [ 0, %entry ], [ 0, %if.else ]
ret i32 %success.0
}
declare void @getX(i32*, i8*) #0
declare void @getY(i32*, i8*) #0
declare void @getZ(i32*, i8*) #0
define internal float @f_hasfp(i32 %response, i8 zeroext %value1) #0 {
entry:
%conv = zext i8 %value1 to i32
%sub = add nsw i32 %conv, -1
%conv1 = sitofp i32 %sub to float
%0 = tail call float @llvm.pow.f32(float 0x3FF028F5C0000000, float %conv1)
%mul = fmul float %0, 2.620000e+03
%conv2 = sitofp i32 %response to float
%sub3 = fsub float %conv2, %mul
%div = fdiv float %sub3, %mul
ret float %div
}
define internal float @f_nofp(i32 %response, i8 zeroext %value1) #1 {
entry:
%conv = zext i8 %value1 to i32
%sub = add nsw i32 %conv, -1
%conv1 = sitofp i32 %sub to float
%0 = tail call float @llvm.pow.f32(float 0x3FF028F5C0000000, float %conv1)
%mul = fmul float %0, 2.620000e+03
%conv2 = sitofp i32 %response to float
%sub3 = fsub float %conv2, %mul
%div = fdiv float %sub3, %mul
ret float %div
}
declare float @fabsf(float) optsize minsize
declare float @llvm.pow.f32(float, float) optsize minsize
attributes #0 = { minsize optsize }
attributes #1 = { minsize optsize "use-soft-float"="true" }
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