Mercurial > hg > Members > tobaru > cbc > CbC_llvm
view test/CodeGen/X86/2009-01-16-UIntToFP.ll @ 33:e4204d083e25
LLVM 3.5
author | Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp> |
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date | Thu, 12 Dec 2013 14:32:10 +0900 |
parents | 95c75e76d11b |
children | 803732b1fca8 |
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; RUN: llc < %s -march=x86 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" target triple = "i386-apple-darwin8" define hidden float @__floatundisf(i64 %u) nounwind readnone { entry: %0 = icmp ugt i64 %u, 9007199254740991 ; <i1> [#uses=1] br i1 %0, label %bb, label %bb2 bb: ; preds = %entry %1 = and i64 %u, 2047 ; <i64> [#uses=1] %2 = icmp eq i64 %1, 0 ; <i1> [#uses=1] br i1 %2, label %bb2, label %bb1 bb1: ; preds = %bb %3 = or i64 %u, 2048 ; <i64> [#uses=1] %4 = and i64 %3, -2048 ; <i64> [#uses=1] br label %bb2 bb2: ; preds = %bb1, %bb, %entry %u_addr.0 = phi i64 [ %4, %bb1 ], [ %u, %entry ], [ %u, %bb ] ; <i64> [#uses=2] %5 = lshr i64 %u_addr.0, 32 ; <i64> [#uses=1] %6 = trunc i64 %5 to i32 ; <i32> [#uses=1] %7 = uitofp i32 %6 to double ; <double> [#uses=1] %8 = fmul double %7, 0x41F0000000000000 ; <double> [#uses=1] %9 = trunc i64 %u_addr.0 to i32 ; <i32> [#uses=1] %10 = uitofp i32 %9 to double ; <double> [#uses=1] %11 = fadd double %10, %8 ; <double> [#uses=1] %12 = fptrunc double %11 to float ; <float> [#uses=1] ret float %12 }