55 lines
1.9 KiB
LLVM
55 lines
1.9 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -instcombine -S | FileCheck %s
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; rdar://5771353
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define float @test(float %x, x86_fp80 %y) nounwind readonly {
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; CHECK-LABEL: @test(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP67:%.*]] = fcmp uno x86_fp80 [[Y:%.*]], 0xK00000000000000000000
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; CHECK-NEXT: [[TMP71:%.*]] = fcmp uno float [[X:%.*]], 0.000000e+00
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; CHECK-NEXT: [[BOTHCOND:%.*]] = or i1 [[TMP67]], [[TMP71]]
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; CHECK-NEXT: br i1 [[BOTHCOND]], label [[BB74:%.*]], label [[BB80:%.*]]
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; CHECK: bb74:
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; CHECK-NEXT: ret float 0.000000e+00
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; CHECK: bb80:
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; CHECK-NEXT: ret float 0.000000e+00
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;
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entry:
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%tmp67 = fcmp uno x86_fp80 %y, 0xK00000000000000000000 ; <i1> [#uses=1]
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%tmp71 = fcmp uno float %x, 0.000000e+00 ; <i1> [#uses=1]
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%bothcond = or i1 %tmp67, %tmp71 ; <i1> [#uses=1]
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br i1 %bothcond, label %bb74, label %bb80
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bb74: ; preds = %entry
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ret float 0.000000e+00
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bb80: ; preds = %entry
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ret float 0.000000e+00
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}
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define float @test_logical(float %x, x86_fp80 %y) nounwind readonly {
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; CHECK-LABEL: @test_logical(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP67:%.*]] = fcmp uno x86_fp80 [[Y:%.*]], 0xK00000000000000000000
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; CHECK-NEXT: [[TMP71:%.*]] = fcmp uno float [[X:%.*]], 0.000000e+00
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; CHECK-NEXT: [[BOTHCOND:%.*]] = or i1 [[TMP67]], [[TMP71]]
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; CHECK-NEXT: br i1 [[BOTHCOND]], label [[BB74:%.*]], label [[BB80:%.*]]
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; CHECK: bb74:
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; CHECK-NEXT: ret float 0.000000e+00
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; CHECK: bb80:
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; CHECK-NEXT: ret float 0.000000e+00
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;
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entry:
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%tmp67 = fcmp uno x86_fp80 %y, 0xK00000000000000000000 ; <i1> [#uses=1]
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%tmp71 = fcmp uno float %x, 0.000000e+00 ; <i1> [#uses=1]
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%bothcond = select i1 %tmp67, i1 true, i1 %tmp71 ; <i1> [#uses=1]
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br i1 %bothcond, label %bb74, label %bb80
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bb74: ; preds = %entry
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ret float 0.000000e+00
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bb80: ; preds = %entry
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ret float 0.000000e+00
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}
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