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1; Test strict conversions of unsigned i32s to floating-point values (z10 only).2;3; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s4 5declare half @llvm.experimental.constrained.uitofp.f16.i32(i32, metadata, metadata)6declare float @llvm.experimental.constrained.uitofp.f32.i32(i32, metadata, metadata)7declare double @llvm.experimental.constrained.uitofp.f64.i32(i32, metadata, metadata)8declare fp128 @llvm.experimental.constrained.uitofp.f128.i32(i32, metadata, metadata)9 10; Check i32->f16. There is no native instruction, so we must promote11; to i64 first.12define half @f0(i32 %i) #0 {13; CHECK-LABEL: f0:14; CHECK: llgfr [[REGISTER:%r[0-5]]], %r215; CHECK: cegbr %f0, [[REGISTER]]16; CHECK-NEXT: brasl %r14, __truncsfhf2@PLT17; CHECK: br %r1418 %conv = call half @llvm.experimental.constrained.uitofp.f16.i32(i32 %i,19 metadata !"round.dynamic",20 metadata !"fpexcept.strict") #021 ret half %conv22}23 24; Check i32->f32. There is no native instruction, so we must promote25; to i64 first.26define float @f1(i32 %i) #0 {27; CHECK-LABEL: f1:28; CHECK: llgfr [[REGISTER:%r[0-5]]], %r229; CHECK: cegbr %f0, [[REGISTER]]30; CHECK: br %r1431 %conv = call float @llvm.experimental.constrained.uitofp.f32.i32(i32 %i,32 metadata !"round.dynamic",33 metadata !"fpexcept.strict") #034 ret float %conv35}36 37; Check i32->f64.38define double @f2(i32 %i) #0 {39; CHECK-LABEL: f2:40; CHECK: llgfr [[REGISTER:%r[0-5]]], %r241; CHECK: cdgbr %f0, [[REGISTER]]42; CHECK: br %r1443 %conv = call double @llvm.experimental.constrained.uitofp.f64.i32(i32 %i,44 metadata !"round.dynamic",45 metadata !"fpexcept.strict") #046 ret double %conv47}48 49; Check i32->f128.50define void @f3(i32 %i, ptr %dst) #0 {51; CHECK-LABEL: f3:52; CHECK: llgfr [[REGISTER:%r[0-5]]], %r253; CHECK: cxgbr %f0, [[REGISTER]]54; CHECK: std %f0, 0(%r3)55; CHECK: std %f2, 8(%r3)56; CHECK: br %r1457 %conv = call fp128 @llvm.experimental.constrained.uitofp.f128.i32(i32 %i,58 metadata !"round.dynamic",59 metadata !"fpexcept.strict") #060 store fp128 %conv, ptr %dst61 ret void62}63 64attributes #0 = { strictfp }65