77 lines
5.3 KiB
LLVM
77 lines
5.3 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes
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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=3 -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=3 -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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;
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; FIXME: The GEP + BC + GEP solution we create is not great but correct.
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declare void @use(i32* nocapture readonly %arg)
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define void @caller() {
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; IS________OPM-LABEL: define {{[^@]+}}@caller() {
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; IS________OPM-NEXT: entry:
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; IS________OPM-NEXT: [[LEFT:%.*]] = alloca [3 x i32], align 4
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; IS________OPM-NEXT: [[ARRAYDECAY:%.*]] = getelementptr inbounds [3 x i32], [3 x i32]* [[LEFT]], i64 0, i64 0
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; IS________OPM-NEXT: call void @callee(i32* noalias nocapture noundef nonnull readonly align 4 dereferenceable(12) [[ARRAYDECAY]])
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; IS________OPM-NEXT: ret void
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;
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; IS________NPM-LABEL: define {{[^@]+}}@caller() {
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; IS________NPM-NEXT: entry:
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; IS________NPM-NEXT: [[LEFT:%.*]] = alloca [3 x i32], align 4
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; IS________NPM-NEXT: [[ARRAYDECAY:%.*]] = getelementptr inbounds [3 x i32], [3 x i32]* [[LEFT]], i64 0, i64 0
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; IS________NPM-NEXT: [[TMP0:%.*]] = bitcast i32* [[ARRAYDECAY]] to [3 x i32]*
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; IS________NPM-NEXT: [[DOTCAST:%.*]] = bitcast [3 x i32]* [[TMP0]] to i32*
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; IS________NPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[DOTCAST]], align 4
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; IS________NPM-NEXT: [[DOT0:%.*]] = getelementptr [3 x i32], [3 x i32]* [[TMP0]], i32 0
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; IS________NPM-NEXT: [[TMP2:%.*]] = bitcast [3 x i32]* [[DOT0]] to i8*
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; IS________NPM-NEXT: [[DOT0_B4:%.*]] = getelementptr i8, i8* [[TMP2]], i32 4
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; IS________NPM-NEXT: [[DOT0_B4_CAST:%.*]] = bitcast i8* [[DOT0_B4]] to i32*
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; IS________NPM-NEXT: [[TMP3:%.*]] = load i32, i32* [[DOT0_B4_CAST]], align 4
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; IS________NPM-NEXT: [[DOT01:%.*]] = getelementptr [3 x i32], [3 x i32]* [[TMP0]], i32 0
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; IS________NPM-NEXT: [[TMP4:%.*]] = bitcast [3 x i32]* [[DOT01]] to i8*
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; IS________NPM-NEXT: [[DOT0_B8:%.*]] = getelementptr i8, i8* [[TMP4]], i32 8
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; IS________NPM-NEXT: [[DOT0_B8_CAST:%.*]] = bitcast i8* [[DOT0_B8]] to i32*
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; IS________NPM-NEXT: [[TMP5:%.*]] = load i32, i32* [[DOT0_B8_CAST]], align 4
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; IS________NPM-NEXT: call void @callee(i32 [[TMP1]], i32 [[TMP3]], i32 [[TMP5]])
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; IS________NPM-NEXT: ret void
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;
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entry:
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%left = alloca [3 x i32], align 4
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%arraydecay = getelementptr inbounds [3 x i32], [3 x i32]* %left, i64 0, i64 0
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call void @callee(i32* %arraydecay)
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ret void
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}
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define internal void @callee(i32* noalias %arg) {
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; IS________OPM-LABEL: define {{[^@]+}}@callee
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; IS________OPM-SAME: (i32* noalias nocapture noundef nonnull readonly align 4 dereferenceable(12) [[ARG:%.*]]) {
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; IS________OPM-NEXT: entry:
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; IS________OPM-NEXT: call void @use(i32* noalias nocapture noundef nonnull readonly align 4 dereferenceable(12) [[ARG]])
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; IS________OPM-NEXT: ret void
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;
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; IS________NPM-LABEL: define {{[^@]+}}@callee
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; IS________NPM-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]], i32 [[TMP2:%.*]]) {
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; IS________NPM-NEXT: entry:
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; IS________NPM-NEXT: [[ARG_PRIV:%.*]] = alloca [3 x i32], align 4
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; IS________NPM-NEXT: [[ARG_PRIV_CAST:%.*]] = bitcast [3 x i32]* [[ARG_PRIV]] to i32*
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; IS________NPM-NEXT: store i32 [[TMP0]], i32* [[ARG_PRIV_CAST]], align 4
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; IS________NPM-NEXT: [[ARG_PRIV_0:%.*]] = getelementptr [3 x i32], [3 x i32]* [[ARG_PRIV]], i32 0
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; IS________NPM-NEXT: [[TMP3:%.*]] = bitcast [3 x i32]* [[ARG_PRIV_0]] to i8*
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; IS________NPM-NEXT: [[ARG_PRIV_0_B4:%.*]] = getelementptr i8, i8* [[TMP3]], i32 4
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; IS________NPM-NEXT: [[ARG_PRIV_0_B4_CAST:%.*]] = bitcast i8* [[ARG_PRIV_0_B4]] to i32*
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; IS________NPM-NEXT: store i32 [[TMP1]], i32* [[ARG_PRIV_0_B4_CAST]], align 4
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; IS________NPM-NEXT: [[ARG_PRIV_01:%.*]] = getelementptr [3 x i32], [3 x i32]* [[ARG_PRIV]], i32 0
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; IS________NPM-NEXT: [[TMP4:%.*]] = bitcast [3 x i32]* [[ARG_PRIV_01]] to i8*
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; IS________NPM-NEXT: [[ARG_PRIV_0_B8:%.*]] = getelementptr i8, i8* [[TMP4]], i32 8
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; IS________NPM-NEXT: [[ARG_PRIV_0_B8_CAST:%.*]] = bitcast i8* [[ARG_PRIV_0_B8]] to i32*
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; IS________NPM-NEXT: store i32 [[TMP2]], i32* [[ARG_PRIV_0_B8_CAST]], align 4
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; IS________NPM-NEXT: [[TMP5:%.*]] = bitcast [3 x i32]* [[ARG_PRIV]] to i32*
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; IS________NPM-NEXT: call void @use(i32* noalias nocapture noundef nonnull readonly align 4 dereferenceable(12) [[TMP5]])
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; IS________NPM-NEXT: ret void
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;
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entry:
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call void @use(i32* %arg)
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ret void
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}
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