1 ; RUN: llc < %s 2 target triple = "x86_64-mingw" 3 4 ; ModuleID = 'mm.bc' 5 %0 = type opaque ; type %0 6 %1 = type opaque ; type %1 7 8 define internal fastcc float @computeMipmappingRho(%0* %shaderExecutionStatePtr, i32 %index, <4 x float> %texCoord, <4 x float> %texCoordDX, <4 x float> %texCoordDY) readonly { 9 indexCheckBlock: 10 %indexCmp = icmp ugt i32 %index, 16 ; <i1> [#uses=1] 11 br i1 %indexCmp, label %zeroReturnBlock, label %primitiveTextureFetchBlock 12 13 primitiveTextureFetchBlock: ; preds = %indexCheckBlock 14 %pointerArithmeticTmp = bitcast %0* %shaderExecutionStatePtr to i8* ; <i8*> [#uses=1] 15 %pointerArithmeticTmp1 = getelementptr i8, i8* %pointerArithmeticTmp, i64 1808 ; <i8*> [#uses=1] 16 %pointerArithmeticTmp2 = bitcast i8* %pointerArithmeticTmp1 to %1** ; <%1**> [#uses=1] 17 %primitivePtr = load %1*, %1** %pointerArithmeticTmp2 ; <%1*> [#uses=1] 18 %pointerArithmeticTmp3 = bitcast %1* %primitivePtr to i8* ; <i8*> [#uses=1] 19 %pointerArithmeticTmp4 = getelementptr i8, i8* %pointerArithmeticTmp3, i64 19408 ; <i8*> [#uses=1] 20 %pointerArithmeticTmp5 = bitcast i8* %pointerArithmeticTmp4 to %1** ; <%1**> [#uses=1] 21 %primitiveTexturePtr = getelementptr %1*, %1** %pointerArithmeticTmp5, i32 %index ; <%1**> [#uses=1] 22 %primitiveTexturePtr6 = load %1*, %1** %primitiveTexturePtr ; <%1*> [#uses=2] 23 br label %textureCheckBlock 24 25 textureCheckBlock: ; preds = %primitiveTextureFetchBlock 26 %texturePtrInt = ptrtoint %1* %primitiveTexturePtr6 to i64 ; <i64> [#uses=1] 27 %testTextureNULL = icmp eq i64 %texturePtrInt, 0 ; <i1> [#uses=1] 28 br i1 %testTextureNULL, label %zeroReturnBlock, label %rhoCalculateBlock 29 30 rhoCalculateBlock: ; preds = %textureCheckBlock 31 %pointerArithmeticTmp7 = bitcast %1* %primitiveTexturePtr6 to i8* ; <i8*> [#uses=1] 32 %pointerArithmeticTmp8 = getelementptr i8, i8* %pointerArithmeticTmp7, i64 640 ; <i8*> [#uses=1] 33 %pointerArithmeticTmp9 = bitcast i8* %pointerArithmeticTmp8 to <4 x float>* ; <<4 x float>*> [#uses=1] 34 %dimensionsPtr = load <4 x float>, <4 x float>* %pointerArithmeticTmp9, align 1 ; <<4 x float>> [#uses=2] 35 %texDiffDX = fsub <4 x float> %texCoordDX, %texCoord ; <<4 x float>> [#uses=1] 36 %texDiffDY = fsub <4 x float> %texCoordDY, %texCoord ; <<4 x float>> [#uses=1] 37 %ddx = fmul <4 x float> %texDiffDX, %dimensionsPtr ; <<4 x float>> [#uses=2] 38 %ddx10 = fmul <4 x float> %texDiffDY, %dimensionsPtr ; <<4 x float>> [#uses=2] 39 %ddxSquared = fmul <4 x float> %ddx, %ddx ; <<4 x float>> [#uses=3] 40 %0 = shufflevector <4 x float> %ddxSquared, <4 x float> %ddxSquared, <4 x i32> <i32 1, i32 0, i32 0, i32 0> ; <<4 x float>> [#uses=1] 41 %dxSquared = fadd <4 x float> %ddxSquared, %0 ; <<4 x float>> [#uses=1] 42 %1 = call <4 x float> @llvm.x86.sse.sqrt.ss(<4 x float> %dxSquared) ; <<4 x float>> [#uses=1] 43 %ddySquared = fmul <4 x float> %ddx10, %ddx10 ; <<4 x float>> [#uses=3] 44 %2 = shufflevector <4 x float> %ddySquared, <4 x float> %ddySquared, <4 x i32> <i32 1, i32 0, i32 0, i32 0> ; <<4 x float>> [#uses=1] 45 %dySquared = fadd <4 x float> %ddySquared, %2 ; <<4 x float>> [#uses=1] 46 %3 = call <4 x float> @llvm.x86.sse.sqrt.ss(<4 x float> %dySquared) ; <<4 x float>> [#uses=1] 47 %4 = call <4 x float> @llvm.x86.sse.max.ss(<4 x float> %1, <4 x float> %3) ; <<4 x float>> [#uses=1] 48 %rho = extractelement <4 x float> %4, i32 0 ; <float> [#uses=1] 49 ret float %rho 50 51 zeroReturnBlock: ; preds = %textureCheckBlock, %indexCheckBlock 52 ret float 0.000000e+00 53 } 54 55 declare <4 x float> @llvm.x86.sse.sqrt.ss(<4 x float>) nounwind readnone 56 57 declare <4 x float> @llvm.x86.sse.max.ss(<4 x float>, <4 x float>) nounwind readnone 58
