forked from OSchip/llvm-project
284 lines
8.3 KiB
LLVM
284 lines
8.3 KiB
LLVM
; 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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define float @test(float %x) nounwind {
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; CHECK-LABEL: @test(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP34:%.*]] = fadd float [[X:%.*]], 0.000000e+00
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; CHECK-NEXT: ret float [[TMP34]]
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;
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entry:
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%tmp1 = fpext float %x to double
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%tmp3 = fadd double %tmp1, 0.000000e+00
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%tmp34 = fptrunc double %tmp3 to float
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ret float %tmp34
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}
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define float @test2(float %x, float %y) nounwind {
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; CHECK-LABEL: @test2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP56:%.*]] = fmul float [[X:%.*]], [[Y:%.*]]
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; CHECK-NEXT: ret float [[TMP56]]
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;
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entry:
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%tmp1 = fpext float %x to double
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%tmp23 = fpext float %y to double
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%tmp5 = fmul double %tmp1, %tmp23
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%tmp56 = fptrunc double %tmp5 to float
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ret float %tmp56
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}
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define float @test3(float %x, float %y) nounwind {
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; CHECK-LABEL: @test3(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP56:%.*]] = fdiv float [[X:%.*]], [[Y:%.*]]
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; CHECK-NEXT: ret float [[TMP56]]
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;
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entry:
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%tmp1 = fpext float %x to double
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%tmp23 = fpext float %y to double
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%tmp5 = fdiv double %tmp1, %tmp23
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%tmp56 = fptrunc double %tmp5 to float
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ret float %tmp56
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}
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define float @test4(float %x) nounwind {
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; CHECK-LABEL: @test4(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP34:%.*]] = fsub float -0.000000e+00, [[X:%.*]]
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; CHECK-NEXT: ret float [[TMP34]]
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;
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entry:
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%tmp1 = fpext float %x to double
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%tmp2 = fsub double -0.000000e+00, %tmp1
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%tmp34 = fptrunc double %tmp2 to float
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ret float %tmp34
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}
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; Test with vector splat constant
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define <2 x float> @test5(<2 x float> %x) nounwind {
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; CHECK-LABEL: @test5(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP34:%.*]] = fadd <2 x float> [[X:%.*]], zeroinitializer
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; CHECK-NEXT: ret <2 x float> [[TMP34]]
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;
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entry:
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%tmp1 = fpext <2 x float> %x to <2 x double>
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%tmp3 = fadd <2 x double> %tmp1, <double 0.000000e+00, double 0.000000e+00>
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%tmp34 = fptrunc <2 x double> %tmp3 to <2 x float>
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ret <2 x float> %tmp34
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}
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; Test with a non-splat constant
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define <2 x float> @test6(<2 x float> %x) nounwind {
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; CHECK-LABEL: @test6(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP34:%.*]] = fadd <2 x float> [[X:%.*]], <float 0.000000e+00, float -0.000000e+00>
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; CHECK-NEXT: ret <2 x float> [[TMP34]]
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;
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entry:
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%tmp1 = fpext <2 x float> %x to <2 x double>
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%tmp3 = fadd <2 x double> %tmp1, <double 0.000000e+00, double -0.000000e+00>
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%tmp34 = fptrunc <2 x double> %tmp3 to <2 x float>
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ret <2 x float> %tmp34
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}
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; Test with an undef element
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; TODO: Support undef elements.
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define <2 x float> @test6_undef(<2 x float> %x) nounwind {
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; CHECK-LABEL: @test6_undef(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP1:%.*]] = fpext <2 x float> [[X:%.*]] to <2 x double>
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; CHECK-NEXT: [[TMP3:%.*]] = fadd <2 x double> [[TMP1]], <double 0.000000e+00, double undef>
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; CHECK-NEXT: [[TMP34:%.*]] = fptrunc <2 x double> [[TMP3]] to <2 x float>
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; CHECK-NEXT: ret <2 x float> [[TMP34]]
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;
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entry:
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%tmp1 = fpext <2 x float> %x to <2 x double>
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%tmp3 = fadd <2 x double> %tmp1, <double 0.000000e+00, double undef>
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%tmp34 = fptrunc <2 x double> %tmp3 to <2 x float>
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ret <2 x float> %tmp34
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}
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define <2 x float> @not_half_shrinkable(<2 x float> %x) {
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; CHECK-LABEL: @not_half_shrinkable(
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; CHECK-NEXT: [[R:%.*]] = fadd <2 x float> [[X:%.*]], <float 0.000000e+00, float 2.049000e+03>
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; CHECK-NEXT: ret <2 x float> [[R]]
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;
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%ext = fpext <2 x float> %x to <2 x double>
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%add = fadd <2 x double> %ext, <double 0.0, double 2049.0>
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%r = fptrunc <2 x double> %add to <2 x float>
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ret <2 x float> %r
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}
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define half @test7(float %a) nounwind {
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; CHECK-LABEL: @test7(
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; CHECK-NEXT: [[Z:%.*]] = fptrunc float [[A:%.*]] to half
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; CHECK-NEXT: ret half [[Z]]
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;
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%y = fpext float %a to double
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%z = fptrunc double %y to half
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ret half %z
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}
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define float @test8(half %a) nounwind {
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; CHECK-LABEL: @test8(
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; CHECK-NEXT: [[Z:%.*]] = fpext half [[A:%.*]] to float
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; CHECK-NEXT: ret float [[Z]]
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;
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%y = fpext half %a to double
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%z = fptrunc double %y to float
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ret float %z
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}
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define float @test9(half %x, half %y) nounwind {
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; CHECK-LABEL: @test9(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = fpext half [[X:%.*]] to float
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; CHECK-NEXT: [[TMP1:%.*]] = fpext half [[Y:%.*]] to float
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; CHECK-NEXT: [[TMP56:%.*]] = fmul float [[TMP0]], [[TMP1]]
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; CHECK-NEXT: ret float [[TMP56]]
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;
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entry:
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%tmp1 = fpext half %x to double
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%tmp23 = fpext half %y to double
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%tmp5 = fmul double %tmp1, %tmp23
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%tmp56 = fptrunc double %tmp5 to float
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ret float %tmp56
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}
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define float @test10(half %x, float %y) nounwind {
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; CHECK-LABEL: @test10(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = fpext half [[X:%.*]] to float
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; CHECK-NEXT: [[TMP56:%.*]] = fmul float [[TMP0]], [[Y:%.*]]
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; CHECK-NEXT: ret float [[TMP56]]
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;
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entry:
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%tmp1 = fpext half %x to double
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%tmp23 = fpext float %y to double
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%tmp5 = fmul double %tmp1, %tmp23
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%tmp56 = fptrunc double %tmp5 to float
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ret float %tmp56
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}
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define float @test11(half %x) nounwind {
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; CHECK-LABEL: @test11(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = fpext half [[X:%.*]] to float
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; CHECK-NEXT: [[TMP34:%.*]] = fadd float [[TMP0]], 0.000000e+00
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; CHECK-NEXT: ret float [[TMP34]]
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;
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entry:
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%tmp1 = fpext half %x to double
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%tmp3 = fadd double %tmp1, 0.000000e+00
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%tmp34 = fptrunc double %tmp3 to float
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ret float %tmp34
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}
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define float @test12(float %x, half %y) nounwind {
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; CHECK-LABEL: @test12(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = fpext half [[Y:%.*]] to float
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; CHECK-NEXT: [[TMP34:%.*]] = fadd float [[TMP0]], [[X:%.*]]
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; CHECK-NEXT: ret float [[TMP34]]
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;
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entry:
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%tmp1 = fpext float %x to double
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%tmp2 = fpext half %y to double
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%tmp3 = fadd double %tmp1, %tmp2
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%tmp34 = fptrunc double %tmp3 to float
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ret float %tmp34
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}
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define float @test13(half %x, float %y) nounwind {
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; CHECK-LABEL: @test13(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = fpext half [[X:%.*]] to float
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; CHECK-NEXT: [[TMP56:%.*]] = fdiv float [[TMP0]], [[Y:%.*]]
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; CHECK-NEXT: ret float [[TMP56]]
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;
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entry:
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%tmp1 = fpext half %x to double
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%tmp23 = fpext float %y to double
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%tmp5 = fdiv double %tmp1, %tmp23
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%tmp56 = fptrunc double %tmp5 to float
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ret float %tmp56
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}
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define float @test14(float %x, half %y) nounwind {
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; CHECK-LABEL: @test14(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = fpext half [[Y:%.*]] to float
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; CHECK-NEXT: [[TMP56:%.*]] = fdiv float [[X:%.*]], [[TMP0]]
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; CHECK-NEXT: ret float [[TMP56]]
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;
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entry:
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%tmp1 = fpext float %x to double
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%tmp23 = fpext half %y to double
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%tmp5 = fdiv double %tmp1, %tmp23
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%tmp56 = fptrunc double %tmp5 to float
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ret float %tmp56
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}
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define float @test15(half %x, half %y) nounwind {
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; CHECK-LABEL: @test15(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = fpext half [[X:%.*]] to float
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; CHECK-NEXT: [[TMP1:%.*]] = fpext half [[Y:%.*]] to float
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; CHECK-NEXT: [[TMP56:%.*]] = fdiv float [[TMP0]], [[TMP1]]
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; CHECK-NEXT: ret float [[TMP56]]
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;
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entry:
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%tmp1 = fpext half %x to double
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%tmp23 = fpext half %y to double
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%tmp5 = fdiv double %tmp1, %tmp23
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%tmp56 = fptrunc double %tmp5 to float
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ret float %tmp56
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}
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define float @test16(half %x, float %y) nounwind {
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; CHECK-LABEL: @test16(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = fpext half [[X:%.*]] to float
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; CHECK-NEXT: [[TMP1:%.*]] = frem float [[TMP0]], [[Y:%.*]]
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; CHECK-NEXT: ret float [[TMP1]]
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;
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entry:
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%tmp1 = fpext half %x to double
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%tmp23 = fpext float %y to double
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%tmp5 = frem double %tmp1, %tmp23
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%tmp56 = fptrunc double %tmp5 to float
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ret float %tmp56
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}
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define float @test17(float %x, half %y) nounwind {
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; CHECK-LABEL: @test17(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = fpext half [[Y:%.*]] to float
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; CHECK-NEXT: [[TMP1:%.*]] = frem float [[X:%.*]], [[TMP0]]
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; CHECK-NEXT: ret float [[TMP1]]
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;
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entry:
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%tmp1 = fpext float %x to double
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%tmp23 = fpext half %y to double
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%tmp5 = frem double %tmp1, %tmp23
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%tmp56 = fptrunc double %tmp5 to float
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ret float %tmp56
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}
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define float @test18(half %x, half %y) nounwind {
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; CHECK-LABEL: @test18(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = frem half [[X:%.*]], [[Y:%.*]]
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; CHECK-NEXT: [[TMP56:%.*]] = fpext half [[TMP0]] to float
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; CHECK-NEXT: ret float [[TMP56]]
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;
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entry:
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%tmp1 = fpext half %x to double
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%tmp23 = fpext half %y to double
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%tmp5 = frem double %tmp1, %tmp23
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%tmp56 = fptrunc double %tmp5 to float
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ret float %tmp56
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}
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