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| author | Dan Gohman <gohman@apple.com> | 2010-02-02 01:41:39 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-02-02 01:41:39 +0000 |
| commit | 6acb86dcfa1ff4e38d2f189ab09e3fbe22f248a7 (patch) | |
| tree | 238680b525fa31787298b84af2f9fe780ac11c98 /test/Other | |
| parent | 8db08df5d3668e92cf4ba6f35743464c42fa986f (diff) | |
| download | llvm-6acb86dcfa1ff4e38d2f189ab09e3fbe22f248a7.tar.gz llvm-6acb86dcfa1ff4e38d2f189ab09e3fbe22f248a7.tar.bz2 llvm-6acb86dcfa1ff4e38d2f189ab09e3fbe22f248a7.tar.xz | |
Factor out alignof expression folding into a separate function and
generalize it to handle more cases.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95045 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Other')
| -rw-r--r-- | test/Other/constant-fold-gep.ll | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test/Other/constant-fold-gep.ll b/test/Other/constant-fold-gep.ll index bb93dc761c..10ff21d4ef 100644 --- a/test/Other/constant-fold-gep.ll +++ b/test/Other/constant-fold-gep.ll @@ -64,18 +64,21 @@ ; PLAIN: @d = constant i64 mul nuw (i64 ptrtoint (double* getelementptr (double* null, i32 1) to i64), i64 11) ; PLAIN: @e = constant i64 ptrtoint (double* getelementptr (%1* null, i64 0, i32 2) to i64) ; PLAIN: @f = constant i64 1 +; PLAIN: @g = constant i64 ptrtoint (double* getelementptr (%0* null, i64 0, i32 1) to i64) ; OPT: @a = constant i64 mul (i64 ptrtoint (double* getelementptr (double* null, i32 1) to i64), i64 2310) ; OPT: @b = constant i64 ptrtoint (double* getelementptr (%0* null, i64 0, i32 1) to i64) ; OPT: @c = constant i64 mul (i64 ptrtoint (double* getelementptr (double* null, i32 1) to i64), i64 2) ; OPT: @d = constant i64 mul (i64 ptrtoint (double* getelementptr (double* null, i32 1) to i64), i64 11) ; OPT: @e = constant i64 ptrtoint (double* getelementptr (%1* null, i64 0, i32 2) to i64) ; OPT: @f = constant i64 1 +; OPT: @g = constant i64 ptrtoint (double* getelementptr (%0* null, i64 0, i32 1) to i64) ; TO: @a = constant i64 18480 ; TO: @b = constant i64 8 ; TO: @c = constant i64 16 ; TO: @d = constant i64 88 ; TO: @e = constant i64 16 ; TO: @f = constant i64 1 +; TO: @g = constant i64 8 @a = constant i64 mul (i64 3, i64 mul (i64 ptrtoint ({[7 x double], [7 x double]}* getelementptr ({[7 x double], [7 x double]}* null, i64 11) to i64), i64 5)) @b = constant i64 ptrtoint ([13 x double]* getelementptr ({i1, [13 x double]}* null, i64 0, i32 1) to i64) @@ -83,6 +86,7 @@ @d = constant i64 ptrtoint (double* getelementptr ([13 x double]* null, i64 0, i32 11) to i64) @e = constant i64 ptrtoint (double* getelementptr ({double, float, double, double}* null, i64 0, i32 2) to i64) @f = constant i64 ptrtoint (<{ i16, i128 }>* getelementptr ({i1, <{ i16, i128 }>}* null, i64 0, i32 1) to i64) +@g = constant i64 ptrtoint ({double, double}* getelementptr ({i1, {double, double}}* null, i64 0, i32 1) to i64) ; The target-dependent folder should cast GEP indices to integer-sized pointers. @@ -229,6 +233,10 @@ define i1* @hoo1() nounwind { ; PLAIN: %t = bitcast i64 1 to i64 ; PLAIN: ret i64 %t ; PLAIN: } +; PLAIN: define i64 @fg() nounwind { +; PLAIN: %t = bitcast i64 ptrtoint (double* getelementptr (%0* null, i64 0, i32 1) to i64) +; PLAIN: ret i64 %t +; PLAIN: } ; OPT: define i64 @fa() nounwind { ; OPT: ret i64 mul (i64 ptrtoint (double* getelementptr (double* null, i32 1) to i64), i64 2310) ; OPT: } @@ -247,6 +255,9 @@ define i1* @hoo1() nounwind { ; OPT: define i64 @ff() nounwind { ; OPT: ret i64 1 ; OPT: } +; OPT: define i64 @fg() nounwind { +; OPT: ret i64 ptrtoint (double* getelementptr (%0* null, i64 0, i32 1) to i64) +; OPT: } ; TO: define i64 @fa() nounwind { ; TO: ret i64 18480 ; TO: } @@ -265,6 +276,9 @@ define i1* @hoo1() nounwind { ; TO: define i64 @ff() nounwind { ; TO: ret i64 1 ; TO: } +; TO: define i64 @fg() nounwind { +; TO: ret i64 8 +; TO: } ; SCEV: Classifying expressions for: @fa ; SCEV: %t = bitcast i64 mul (i64 ptrtoint (double* getelementptr (double* null, i32 1) to i64), i64 2310) to i64 ; SCEV: --> (2310 * sizeof(double)) @@ -283,6 +297,9 @@ define i1* @hoo1() nounwind { ; SCEV: Classifying expressions for: @ff ; SCEV: %t = bitcast i64 1 to i64 ; SCEV: --> 1 +; SCEV: Classifying expressions for: @fg +; SCEV: %t = bitcast i64 ptrtoint (double* getelementptr (%0* null, i64 0, i32 1) to i64) +; SCEV: --> alignof(double) define i64 @fa() nounwind { %t = bitcast i64 mul (i64 3, i64 mul (i64 ptrtoint ({[7 x double], [7 x double]}* getelementptr ({[7 x double], [7 x double]}* null, i64 11) to i64), i64 5)) to i64 @@ -308,6 +325,10 @@ define i64 @ff() nounwind { %t = bitcast i64 ptrtoint (<{ i16, i128 }>* getelementptr ({i1, <{ i16, i128 }>}* null, i64 0, i32 1) to i64) to i64 ret i64 %t } +define i64 @fg() nounwind { + %t = bitcast i64 ptrtoint ({double, double}* getelementptr ({i1, {double, double}}* null, i64 0, i32 1) to i64) to i64 + ret i64 %t +} ; PLAIN: define i64* @fM() nounwind { ; PLAIN: %t = bitcast i64* getelementptr (i64* null, i32 1) to i64* |