forked from OSchip/llvm-project
51 lines
1.9 KiB
LLVM
51 lines
1.9 KiB
LLVM
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; RUN: llvm-as < %s | llc -mtriple=i386-apple-darwin
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; rdar://6501631
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%CF = type { %Register }
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%XXV = type { i32 (...)** }
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%Register = type { %"struct.XXC::BCFs", i32 }
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%"struct.XXC::BCFs" = type { i32 }
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declare { i32, i1 } @llvm.sadd.with.overflow.i32(i32, i32) nounwind
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define fastcc %XXV* @bar(%CF* %call_frame, %XXV** %exception) nounwind {
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prologue:
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%param_x = load %XXV** null ; <%XXV*> [#uses=1]
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%unique_1.i = ptrtoint %XXV* %param_x to i1 ; <i1> [#uses=1]
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br i1 %unique_1.i, label %NextVerify42, label %FailedVerify
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NextVerify42: ; preds = %prologue
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%param_y = load %XXV** null ; <%XXV*> [#uses=1]
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%unique_1.i58 = ptrtoint %XXV* %param_y to i1 ; <i1> [#uses=1]
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br i1 %unique_1.i58, label %function_setup.cont, label %FailedVerify
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function_setup.cont: ; preds = %NextVerify42
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br i1 false, label %label13, label %label
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label: ; preds = %function_setup.cont
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%has_exn = icmp eq %XXV* null, null ; <i1> [#uses=1]
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br i1 %has_exn, label %kjsNumberLiteral.exit, label %handle_exception
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kjsNumberLiteral.exit: ; preds = %label
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%0 = call { i32, i1 } @llvm.sadd.with.overflow.i32(i32 0, i32 0) ; <{ i32, i1 }> [#uses=2]
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%intAdd = extractvalue { i32, i1 } %0, 0 ; <i32> [#uses=2]
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%intAddOverflow = extractvalue { i32, i1 } %0, 1 ; <i1> [#uses=1]
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%toint56 = ashr i32 %intAdd, 1 ; <i32> [#uses=1]
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%toFP57 = sitofp i32 %toint56 to double ; <double> [#uses=1]
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br i1 %intAddOverflow, label %rematerializeAdd, label %label13
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label13: ; preds = %kjsNumberLiteral.exit, %function_setup.cont
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%var_lr1.0 = phi double [ %toFP57, %kjsNumberLiteral.exit ], [ 0.000000e+00, %function_setup.cont ] ; <double> [#uses=0]
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unreachable
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FailedVerify: ; preds = %NextVerify42, %prologue
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ret %XXV* null
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rematerializeAdd: ; preds = %kjsNumberLiteral.exit
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%rematerializedInt = sub i32 %intAdd, 0 ; <i32> [#uses=0]
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ret %XXV* null
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handle_exception: ; preds = %label
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ret %XXV* undef
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}
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