Mercurial > hg > CbC > CbC_llvm
diff test/Transforms/InstCombine/multiple-uses-load-bitcast-select.ll @ 134:3a76565eade5 LLVM5.0.1
update 5.0.1
author | mir3636 |
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date | Sat, 17 Feb 2018 09:57:20 +0900 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/Transforms/InstCombine/multiple-uses-load-bitcast-select.ll Sat Feb 17 09:57:20 2018 +0900 @@ -0,0 +1,30 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py +; RUN: opt < %s -instcombine -S -data-layout="E-m:e-i1:8:16-i8:8:16-i64:64-f128:64-v128:64-a:8:16-n32:64" | FileCheck %s + +define void @PR35618(i64* %st1, double* %st2) { +; CHECK-LABEL: @PR35618( +; CHECK-NEXT: [[Y1:%.*]] = alloca double, align 8 +; CHECK-NEXT: [[Z1:%.*]] = alloca double, align 8 +; CHECK-NEXT: [[LD1:%.*]] = load double, double* [[Y1]], align 8 +; CHECK-NEXT: [[LD2:%.*]] = load double, double* [[Z1]], align 8 +; CHECK-NEXT: [[TMP10:%.*]] = fcmp olt double [[LD1]], [[LD2]] +; CHECK-NEXT: [[TMP121:%.*]] = select i1 [[TMP10]], double [[LD1]], double [[LD2]] +; CHECK-NEXT: [[TMP1:%.*]] = bitcast i64* [[ST1:%.*]] to double* +; CHECK-NEXT: store double [[TMP121]], double* [[TMP1]], align 8 +; CHECK-NEXT: store double [[TMP121]], double* [[ST2:%.*]], align 8 +; CHECK-NEXT: ret void +; + %y1 = alloca double + %z1 = alloca double + %ld1 = load double, double* %y1 + %ld2 = load double, double* %z1 + %tmp10 = fcmp olt double %ld1, %ld2 + %sel = select i1 %tmp10, double* %y1, double* %z1 + %tmp11 = bitcast double* %sel to i64* + %tmp12 = load i64, i64* %tmp11 + store i64 %tmp12, i64* %st1 + %bc = bitcast double* %st2 to i64* + store i64 %tmp12, i64* %bc + ret void +} +