; 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, i32* %responseX %1 = load i8, i8* %valueX %call = call float @f_nofp(i32 %0, i8 zeroext %1) %2 = load i32, i32* %responseZ %3 = load i8, 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, i32* %responseY %5 = load i8, 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, i32* %responseX %1 = load i8, i8* %valueX %call = call float @f_hasfp(i32 %0, i8 zeroext %1) %2 = load i32, i32* %responseZ %3 = load i8, 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, i32* %responseY %5 = load i8, 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" }