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1; RUN: opt -S -scalarizer -dxil-op-lower -mtriple=dxil-pc-shadermodel6.3-library %s | FileCheck %s2 3; Make sure dxil operation function calls for firstbitlow are generated for all integer types.4 5define noundef i32 @test_firstbitlow_short(i16 noundef %a) {6entry:7; CHECK: call i32 @dx.op.unaryBits.i16(i32 32, i16 %{{.*}})8 %elt.firstbitlow = call i32 @llvm.dx.firstbitlow.i16(i16 %a)9 ret i32 %elt.firstbitlow10}11 12define noundef i32 @test_firstbitlow_int(i32 noundef %a) {13entry:14; CHECK: call i32 @dx.op.unaryBits.i32(i32 32, i32 %{{.*}})15 %elt.firstbitlow = call i32 @llvm.dx.firstbitlow.i32(i32 %a)16 ret i32 %elt.firstbitlow17}18 19define noundef i32 @test_firstbitlow_long(i64 noundef %a) {20entry:21; CHECK: call i32 @dx.op.unaryBits.i64(i32 32, i64 %{{.*}})22 %elt.firstbitlow = call i32 @llvm.dx.firstbitlow.i64(i64 %a)23 ret i32 %elt.firstbitlow24}25 26define noundef <4 x i32> @test_firstbitlow_vec4_i32(<4 x i32> noundef %a) {27entry:28 ; CHECK: [[ee0:%.*]] = extractelement <4 x i32> %a, i64 029 ; CHECK: [[ie0:%.*]] = call i32 @dx.op.unaryBits.i32(i32 32, i32 [[ee0]])30 ; CHECK: [[ee1:%.*]] = extractelement <4 x i32> %a, i64 131 ; CHECK: [[ie1:%.*]] = call i32 @dx.op.unaryBits.i32(i32 32, i32 [[ee1]])32 ; CHECK: [[ee2:%.*]] = extractelement <4 x i32> %a, i64 233 ; CHECK: [[ie2:%.*]] = call i32 @dx.op.unaryBits.i32(i32 32, i32 [[ee2]])34 ; CHECK: [[ee3:%.*]] = extractelement <4 x i32> %a, i64 335 ; CHECK: [[ie3:%.*]] = call i32 @dx.op.unaryBits.i32(i32 32, i32 [[ee3]])36 ; CHECK: [[rt0:%.*]] = insertelement <4 x i32> poison, i32 [[ie0]], i64 037 ; CHECK: [[rt1:%.*]] = insertelement <4 x i32> [[rt0]], i32 [[ie1]], i64 138 ; CHECK: [[rt2:%.*]] = insertelement <4 x i32> [[rt1]], i32 [[ie2]], i64 239 ; CHECK: [[rt3:%.*]] = insertelement <4 x i32> [[rt2]], i32 [[ie3]], i64 340 ; CHECK: ret <4 x i32> [[rt3]]41 %2 = call <4 x i32> @llvm.dx.firstbitlow.v4i32(<4 x i32> %a)42 ret <4 x i32> %243}44 45define noundef <4 x i32> @test_firstbitlow_vec4_i16(<4 x i16> noundef %a) {46entry:47 ; CHECK: [[ee0:%.*]] = extractelement <4 x i16> %a, i64 048 ; CHECK: [[ie0:%.*]] = call i32 @dx.op.unaryBits.i16(i32 32, i16 [[ee0]])49 ; CHECK: [[ee1:%.*]] = extractelement <4 x i16> %a, i64 150 ; CHECK: [[ie1:%.*]] = call i32 @dx.op.unaryBits.i16(i32 32, i16 [[ee1]])51 ; CHECK: [[ee2:%.*]] = extractelement <4 x i16> %a, i64 252 ; CHECK: [[ie2:%.*]] = call i32 @dx.op.unaryBits.i16(i32 32, i16 [[ee2]])53 ; CHECK: [[ee3:%.*]] = extractelement <4 x i16> %a, i64 354 ; CHECK: [[ie3:%.*]] = call i32 @dx.op.unaryBits.i16(i32 32, i16 [[ee3]])55 ; CHECK: [[rt0:%.*]] = insertelement <4 x i32> poison, i32 [[ie0]], i64 056 ; CHECK: [[rt1:%.*]] = insertelement <4 x i32> [[rt0]], i32 [[ie1]], i64 157 ; CHECK: [[rt2:%.*]] = insertelement <4 x i32> [[rt1]], i32 [[ie2]], i64 258 ; CHECK: [[rt3:%.*]] = insertelement <4 x i32> [[rt2]], i32 [[ie3]], i64 359 ; CHECK: ret <4 x i32> [[rt3]]60 %2 = call <4 x i32> @llvm.dx.firstbitlow.v4i16(<4 x i16> %a)61 ret <4 x i32> %262}63