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Imported Upstream version 5.18.0.207
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external/llvm/test/CodeGen/X86/catchpad-regmask.ll
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144
external/llvm/test/CodeGen/X86/catchpad-regmask.ll
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@ -1,144 +0,0 @@
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; RUN: llc < %s | FileCheck %s
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; Based on this code:
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;
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; extern "C" int array[4];
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; extern "C" void global_array(int idx1, int idx2, int idx3) {
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; try {
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; array[idx1] = 111;
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; throw;
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; } catch (...) {
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; array[idx2] = 222;
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; }
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; array[idx3] = 333;
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; }
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; extern "C" __declspec(dllimport) int imported;
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; extern "C" void access_imported() {
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; try {
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; imported = 111;
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; throw;
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; } catch (...) {
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; imported = 222;
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; }
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; imported = 333;
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; }
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target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-pc-windows-msvc18.0.0"
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%eh.ThrowInfo = type { i32, i32, i32, i32 }
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@array = external global [4 x i32], align 16
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@imported = external dllimport global i32, align 4
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; Function Attrs: uwtable
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define void @global_array(i32 %idx1, i32 %idx2, i32 %idx3) #0 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
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entry:
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%idxprom = sext i32 %idx1 to i64
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%arrayidx = getelementptr inbounds [4 x i32], [4 x i32]* @array, i64 0, i64 %idxprom
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store i32 111, i32* %arrayidx, align 4, !tbaa !2
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invoke void @_CxxThrowException(i8* null, %eh.ThrowInfo* null) #1
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to label %unreachable unwind label %catch.dispatch
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catch.dispatch: ; preds = %entry
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%cs1 = catchswitch within none [label %catch] unwind to caller
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catch: ; preds = %catch.dispatch
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%0 = catchpad within %cs1 [i8* null, i32 64, i8* null]
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%idxprom1 = sext i32 %idx2 to i64
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%arrayidx2 = getelementptr inbounds [4 x i32], [4 x i32]* @array, i64 0, i64 %idxprom1
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store i32 222, i32* %arrayidx2, align 4, !tbaa !2
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catchret from %0 to label %try.cont
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try.cont: ; preds = %catch
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%idxprom3 = sext i32 %idx3 to i64
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%arrayidx4 = getelementptr inbounds [4 x i32], [4 x i32]* @array, i64 0, i64 %idxprom3
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store i32 333, i32* %arrayidx4, align 4, !tbaa !2
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ret void
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unreachable: ; preds = %entry
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unreachable
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}
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; CHECK-LABEL: global_array: # @global_array
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; CHECK: pushq %rbp
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; First array access
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; CHECK: movslq %ecx, %[[idx:[^ ]*]]
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; CHECK: leaq array(%rip), %[[base:[^ ]*]]
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; CHECK: movl $111, (%[[base]],%[[idx]],4)
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; Might throw an exception and return to below...
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; CHECK: callq _CxxThrowException
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; Third array access must remat the address of array
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; CHECK: movslq {{.*}}, %[[idx:[^ ]*]]
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; CHECK: leaq array(%rip), %[[base:[^ ]*]]
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; CHECK: movl $333, (%[[base]],%[[idx]],4)
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; CHECK: popq %rbp
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; CHECK: retq
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; CHECK: "?catch$2@?0?global_array@4HA":
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; CHECK: pushq %rbp
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; CHECK: movslq {{.*}}, %[[idx:[^ ]*]]
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; CHECK: leaq array(%rip), %[[base:[^ ]*]]
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; CHECK: movl $222, (%[[base]],%[[idx]],4)
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; CHECK: popq %rbp
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; CHECK: retq # CATCHRET
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declare void @_CxxThrowException(i8*, %eh.ThrowInfo*)
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declare i32 @__CxxFrameHandler3(...)
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; Function Attrs: uwtable
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define void @access_imported() #0 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
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entry:
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store i32 111, i32* @imported, align 4, !tbaa !2
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invoke void @_CxxThrowException(i8* null, %eh.ThrowInfo* null) #1
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to label %unreachable unwind label %catch.dispatch
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catch.dispatch: ; preds = %entry
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%cs1 = catchswitch within none [label %catch] unwind to caller
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catch: ; preds = %catch.dispatch
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%0 = catchpad within %cs1 [i8* null, i32 64, i8* null]
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store i32 222, i32* @imported, align 4, !tbaa !2
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catchret from %0 to label %try.cont
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try.cont: ; preds = %catch
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store i32 333, i32* @imported, align 4, !tbaa !2
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ret void
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unreachable: ; preds = %entry
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unreachable
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}
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; CHECK-LABEL: access_imported: # @access_imported
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; CHECK: pushq %rbp
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; CHECK: movq __imp_imported(%rip), %[[base:[^ ]*]]
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; CHECK: movl $111, (%[[base]])
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; Might throw an exception and return to below...
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; CHECK: callq _CxxThrowException
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; Third access must reload the address of imported
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; CHECK: movq __imp_imported(%rip), %[[base:[^ ]*]]
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; CHECK: movl $333, (%[[base]])
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; CHECK: popq %rbp
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; CHECK: retq
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; CHECK: "?catch$2@?0?access_imported@4HA":
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; CHECK: pushq %rbp
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; CHECK: movq __imp_imported(%rip), %[[base:[^ ]*]]
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; CHECK: movl $222, (%[[base]])
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; CHECK: popq %rbp
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; CHECK: retq # CATCHRET
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attributes #0 = { uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { noreturn }
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!llvm.module.flags = !{!0}
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!llvm.ident = !{!1}
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!0 = !{i32 1, !"PIC Level", i32 2}
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!1 = !{!"clang version 3.8.0 "}
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!2 = !{!3, !3, i64 0}
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!3 = !{!"int", !4, i64 0}
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!4 = !{!"omnipotent char", !5, i64 0}
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!5 = !{!"Simple C/C++ TBAA"}
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