114 lines
3.6 KiB
LLVM
114 lines
3.6 KiB
LLVM
; RUN: opt < %s -function-attrs -S | FileCheck %s
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; RUN: opt < %s -passes=function-attrs -S | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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; CHECK: define void @_Z4foo1Pi(i32* nocapture readnone %a) local_unnamed_addr #0 {
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define void @_Z4foo1Pi(i32* nocapture readnone %a) local_unnamed_addr #0 {
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entry:
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tail call void @_Z3extv()
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ret void
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}
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declare void @_Z3extv() local_unnamed_addr
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; CHECK: define void @_Z4foo2Pi(i32* nocapture %a) local_unnamed_addr #1 {
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define void @_Z4foo2Pi(i32* nocapture %a) local_unnamed_addr #1 {
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entry:
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%0 = bitcast i32* %a to i8*
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tail call void @free(i8* %0) #2
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ret void
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}
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declare void @free(i8* nocapture) local_unnamed_addr #2
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; CHECK: define i32 @_Z4foo3Pi(i32* nocapture readonly %a) local_unnamed_addr #3 {
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define i32 @_Z4foo3Pi(i32* nocapture readonly %a) local_unnamed_addr #3 {
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entry:
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%0 = load i32, i32* %a, align 4
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ret i32 %0
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}
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; CHECK: define double @_Z4foo4Pd(double* nocapture readonly %a) local_unnamed_addr #1 {
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define double @_Z4foo4Pd(double* nocapture readonly %a) local_unnamed_addr #1 {
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entry:
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%0 = load double, double* %a, align 8
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%call = tail call double @cos(double %0) #2
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ret double %call
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}
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declare double @cos(double) local_unnamed_addr #2
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; CHECK: define noalias i32* @_Z4foo5Pm(i64* nocapture readonly %a) local_unnamed_addr #1 {
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define noalias i32* @_Z4foo5Pm(i64* nocapture readonly %a) local_unnamed_addr #1 {
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entry:
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%0 = load i64, i64* %a, align 8
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%call = tail call noalias i8* @malloc(i64 %0) #2
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%1 = bitcast i8* %call to i32*
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ret i32* %1
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}
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declare noalias i8* @malloc(i64) local_unnamed_addr #2
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; CHECK: define noalias i64* @_Z4foo6Pm(i64* nocapture %a) local_unnamed_addr #1 {
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define noalias i64* @_Z4foo6Pm(i64* nocapture %a) local_unnamed_addr #1 {
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entry:
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%0 = bitcast i64* %a to i8*
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%1 = load i64, i64* %a, align 8
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%call = tail call i8* @realloc(i8* %0, i64 %1) #2
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%2 = bitcast i8* %call to i64*
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ret i64* %2
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}
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declare noalias i8* @realloc(i8* nocapture, i64) local_unnamed_addr #2
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; CHECK: define void @_Z4foo7Pi(i32* %a) local_unnamed_addr #1 {
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define void @_Z4foo7Pi(i32* %a) local_unnamed_addr #1 {
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entry:
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%isnull = icmp eq i32* %a, null
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br i1 %isnull, label %delete.end, label %delete.notnull
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delete.notnull: ; preds = %entry
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%0 = bitcast i32* %a to i8*
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tail call void @_ZdlPv(i8* %0) #5
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br label %delete.end
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delete.end: ; preds = %delete.notnull, %entry
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ret void
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}
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declare void @_ZdlPv(i8*) local_unnamed_addr #4
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; CHECK: define void @_Z4foo8Pi(i32* %a) local_unnamed_addr #1 {
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define void @_Z4foo8Pi(i32* %a) local_unnamed_addr #1 {
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entry:
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%isnull = icmp eq i32* %a, null
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br i1 %isnull, label %delete.end, label %delete.notnull
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delete.notnull: ; preds = %entry
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%0 = bitcast i32* %a to i8*
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tail call void @_ZdaPv(i8* %0) #5
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br label %delete.end
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delete.end: ; preds = %delete.notnull, %entry
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ret void
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}
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declare void @_ZdaPv(i8*) local_unnamed_addr #4
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attributes #0 = { uwtable }
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attributes #1 = { nounwind uwtable }
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attributes #2 = { nounwind }
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attributes #3 = { norecurse nounwind readonly uwtable }
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attributes #4 = { nobuiltin nounwind }
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attributes #5 = { builtin nounwind }
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; CHECK: attributes #0 = { uwtable }
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; CHECK: attributes #1 = { nounwind uwtable }
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; CHECK: attributes #2 = { nounwind }
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; CHECK: attributes #3 = { norecurse nounwind readonly uwtable willreturn }
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; CHECK: attributes #4 = { nobuiltin nounwind }
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; CHECK: attributes #5 = { builtin nounwind }
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