119 lines
6.8 KiB
LLVM
119 lines
6.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
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; RUN: opt -attributor -enable-new-pm=0 -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
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; RUN: opt -attributor-cgscc -enable-new-pm=0 -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
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; PR5569
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; IPSCCP should prove that the blocks are dead and delete them, and
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; properly handle the dangling blockaddress constants.
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@code = global [5 x i32] [i32 0, i32 0, i32 0, i32 0, i32 1], align 4 ; <[5 x i32]*> [#uses=0]
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@bar.l = internal constant [2 x i8*] [i8* blockaddress(@bar, %lab0), i8* blockaddress(@bar, %end)] ; <[2 x i8*]*> [#uses=1]
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;.
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; IS__TUNIT____: @[[CODE:[a-zA-Z0-9_$"\\.-]+]] = global [5 x i32] [i32 0, i32 0, i32 0, i32 0, i32 1], align 4
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; IS__TUNIT____: @[[BAR_L:[a-zA-Z0-9_$"\\.-]+]] = internal constant [2 x i8*] [i8* inttoptr (i32 1 to i8*), i8* inttoptr (i32 1 to i8*)]
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;.
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; IS__CGSCC____: @[[CODE:[a-zA-Z0-9_$"\\.-]+]] = global [5 x i32] [i32 0, i32 0, i32 0, i32 0, i32 1], align 4
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; IS__CGSCC____: @[[BAR_L:[a-zA-Z0-9_$"\\.-]+]] = internal constant [2 x i8*] [i8* blockaddress(@bar, [[LAB0:%.*]]), i8* blockaddress(@bar, [[END:%.*]])]
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;.
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define internal void @foo(i32 %x) nounwind readnone {
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; IS__CGSCC____: Function Attrs: nounwind readnone
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; IS__CGSCC____-LABEL: define {{[^@]+}}@foo
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; IS__CGSCC____-SAME: (i32 [[X:%.*]]) #[[ATTR0:[0-9]+]] {
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; IS__CGSCC____-NEXT: entry:
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; IS__CGSCC____-NEXT: [[B:%.*]] = alloca i32, align 4
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; IS__CGSCC____-NEXT: store volatile i32 -1, i32* [[B]], align 4
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; IS__CGSCC____-NEXT: ret void
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;
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entry:
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%b = alloca i32, align 4 ; <i32*> [#uses=1]
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store volatile i32 -1, i32* %b
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ret void
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}
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define internal void @bar(i32* nocapture %pc) nounwind readonly {
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; IS__CGSCC_OPM: Function Attrs: nounwind readonly
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; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@bar
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; IS__CGSCC_OPM-SAME: (i32* nocapture [[PC:%.*]]) #[[ATTR1:[0-9]+]] {
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; IS__CGSCC_OPM-NEXT: entry:
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; IS__CGSCC_OPM-NEXT: br label [[INDIRECTGOTO:%.*]]
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; IS__CGSCC_OPM: lab0:
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; IS__CGSCC_OPM-NEXT: [[INDVAR_NEXT:%.*]] = add i32 [[INDVAR:%.*]], 1
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; IS__CGSCC_OPM-NEXT: br label [[INDIRECTGOTO]]
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; IS__CGSCC_OPM: end:
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; IS__CGSCC_OPM-NEXT: ret void
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; IS__CGSCC_OPM: indirectgoto:
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; IS__CGSCC_OPM-NEXT: [[INDVAR]] = phi i32 [ [[INDVAR_NEXT]], [[LAB0:%.*]] ], [ 0, [[ENTRY:%.*]] ]
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; IS__CGSCC_OPM-NEXT: [[PC_ADDR_0:%.*]] = getelementptr i32, i32* [[PC]], i32 [[INDVAR]]
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; IS__CGSCC_OPM-NEXT: [[TMP1_PN:%.*]] = load i32, i32* [[PC_ADDR_0]], align 4
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; IS__CGSCC_OPM-NEXT: [[INDIRECT_GOTO_DEST_IN:%.*]] = getelementptr inbounds [2 x i8*], [2 x i8*]* @bar.l, i32 0, i32 [[TMP1_PN]]
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; IS__CGSCC_OPM-NEXT: [[INDIRECT_GOTO_DEST:%.*]] = load i8*, i8** [[INDIRECT_GOTO_DEST_IN]], align 8
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; IS__CGSCC_OPM-NEXT: indirectbr i8* [[INDIRECT_GOTO_DEST]], [label [[LAB0]], label %end]
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;
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; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone
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; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@bar
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; IS__CGSCC_NPM-SAME: (i32* noalias nocapture nofree nonnull readonly align 536870912 dereferenceable(4294967295) [[PC:%.*]]) #[[ATTR1:[0-9]+]] {
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; IS__CGSCC_NPM-NEXT: entry:
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; IS__CGSCC_NPM-NEXT: br label [[INDIRECTGOTO:%.*]]
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; IS__CGSCC_NPM: lab0:
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; IS__CGSCC_NPM-NEXT: [[INDVAR_NEXT:%.*]] = add i32 [[INDVAR:%.*]], 1
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; IS__CGSCC_NPM-NEXT: br label [[INDIRECTGOTO]]
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; IS__CGSCC_NPM: end:
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; IS__CGSCC_NPM-NEXT: ret void
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; IS__CGSCC_NPM: indirectgoto:
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; IS__CGSCC_NPM-NEXT: [[INDVAR]] = phi i32 [ [[INDVAR_NEXT]], [[LAB0:%.*]] ], [ 0, [[ENTRY:%.*]] ]
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; IS__CGSCC_NPM-NEXT: [[PC_ADDR_0:%.*]] = getelementptr i32, i32* undef, i32 [[INDVAR]]
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; IS__CGSCC_NPM-NEXT: [[TMP1_PN:%.*]] = load i32, i32* [[PC_ADDR_0]], align 4
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; IS__CGSCC_NPM-NEXT: [[INDIRECT_GOTO_DEST_IN:%.*]] = getelementptr inbounds [2 x i8*], [2 x i8*]* @bar.l, i32 0, i32 [[TMP1_PN]]
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; IS__CGSCC_NPM-NEXT: [[INDIRECT_GOTO_DEST:%.*]] = load i8*, i8** [[INDIRECT_GOTO_DEST_IN]], align 8
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; IS__CGSCC_NPM-NEXT: indirectbr i8* [[INDIRECT_GOTO_DEST]], [label [[LAB0]], label %end]
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;
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entry:
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br label %indirectgoto
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lab0: ; preds = %indirectgoto
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%indvar.next = add i32 %indvar, 1 ; <i32> [#uses=1]
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br label %indirectgoto
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end: ; preds = %indirectgoto
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ret void
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indirectgoto: ; preds = %lab0, %entry
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%indvar = phi i32 [ %indvar.next, %lab0 ], [ 0, %entry ] ; <i32> [#uses=2]
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%pc.addr.0 = getelementptr i32, i32* %pc, i32 %indvar ; <i32*> [#uses=1]
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%tmp1.pn = load i32, i32* %pc.addr.0 ; <i32> [#uses=1]
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%indirect.goto.dest.in = getelementptr inbounds [2 x i8*], [2 x i8*]* @bar.l, i32 0, i32 %tmp1.pn ; <i8**> [#uses=1]
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%indirect.goto.dest = load i8*, i8** %indirect.goto.dest.in ; <i8*> [#uses=1]
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indirectbr i8* %indirect.goto.dest, [label %lab0, label %end]
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}
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define i32 @main() nounwind readnone {
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; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
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; IS__TUNIT____-LABEL: define {{[^@]+}}@main
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; IS__TUNIT____-SAME: () #[[ATTR0:[0-9]+]] {
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; IS__TUNIT____-NEXT: entry:
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; IS__TUNIT____-NEXT: ret i32 0
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;
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; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
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; IS__CGSCC____-LABEL: define {{[^@]+}}@main
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; IS__CGSCC____-SAME: () #[[ATTR2:[0-9]+]] {
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; IS__CGSCC____-NEXT: entry:
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; IS__CGSCC____-NEXT: ret i32 0
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;
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entry:
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ret i32 0
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}
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;.
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; IS__TUNIT____: attributes #[[ATTR0]] = { nofree nosync nounwind readnone willreturn }
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;.
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; IS__CGSCC_OPM: attributes #[[ATTR0]] = { nounwind readnone }
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; IS__CGSCC_OPM: attributes #[[ATTR1]] = { nounwind readonly }
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; IS__CGSCC_OPM: attributes #[[ATTR2]] = { nofree norecurse nosync nounwind readnone willreturn }
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;.
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; IS__CGSCC_NPM: attributes #[[ATTR0]] = { nounwind readnone }
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; IS__CGSCC_NPM: attributes #[[ATTR1]] = { nofree norecurse nosync nounwind readnone }
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; IS__CGSCC_NPM: attributes #[[ATTR2]] = { nofree norecurse nosync nounwind readnone willreturn }
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;.
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