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TBAA: update tbaa format from scalar format to struct-path aware format.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191690 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Manman Ren
2013-09-30 18:17:55 +00:00
parent aef1b37824
commit e267f04ef5
9 changed files with 74 additions and 63 deletions
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14
test/CodeGen/SPARC/setjmp.ll
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@@ -27,15 +27,15 @@
define i32 @foo(%struct.jmpbuf_env* byval %inbuf) #0 {
entry:
%0 = getelementptr inbounds %struct.jmpbuf_env* %inbuf, i32 0, i32 0
store i32 0, i32* %0, align 4, !tbaa !2
store i32 0, i32* %0, align 4, !tbaa !4
%1 = getelementptr inbounds %struct.jmpbuf_env* %inbuf, i32 0, i32 1
store i32 1, i32* %1, align 4, !tbaa !2
store i32 1, i32* %1, align 4, !tbaa !4
%2 = getelementptr inbounds %struct.jmpbuf_env* %inbuf, i32 0, i32 2, i32 0
%3 = call i32 @_setjmp(%struct.__jmp_buf_tag* %2) #2
%4 = getelementptr inbounds %struct.jmpbuf_env* %inbuf, i32 0, i32 3
store i32 %3, i32* %4, align 4, !tbaa !2
store %struct.jmpbuf_env* %inbuf, %struct.jmpbuf_env** @jenv, align 4, !tbaa !0
%5 = load i32* %1, align 4, !tbaa !2
store i32 %3, i32* %4, align 4, !tbaa !4
store %struct.jmpbuf_env* %inbuf, %struct.jmpbuf_env** @jenv, align 4, !tbaa !3
%5 = load i32* %1, align 4, !tbaa !4
%6 = icmp eq i32 %5, 1
%7 = icmp eq i32 %3, 0
%or.cond = and i1 %6, %7
@@ -46,7 +46,7 @@ entry:
unreachable
bar.exit: ; preds = %entry
%8 = load i32* %0, align 4, !tbaa !2
%8 = load i32* %0, align 4, !tbaa !4
%9 = call i32 (i8*, ...)* @printf(i8* noalias getelementptr inbounds ([30 x i8]* @.cst, i32 0, i32 0), i32 %8) #0
ret i32 0
}
@@ -68,3 +68,5 @@ attributes #2 = { nounwind returns_twice }
!0 = metadata !{metadata !"alias set 6: struct.jmpbuf_env*", metadata !1}
!1 = metadata !{metadata !1}
!2 = metadata !{metadata !"alias set 3: int", metadata !1}
!3 = metadata !{metadata !0, metadata !0, i64 0}
!4 = metadata !{metadata !2, metadata !2, i64 0}