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| author | Ulrich Weigand <ulrich.weigand@linaro.org> | 2012-03-26 13:13:07 +0000 |
|---|---|---|
| committer | Ulrich Weigand <uweigand@gcc.gnu.org> | 2012-03-26 13:13:07 +0000 |
| commit | 39f3fed69d96a818c388450e5141d179ffe310d2 (patch) | |
| tree | d6e1dabeb20e9473f9a885add8e3a3872cbdaf3b | |
| parent | 6b3936a2baaa75e46a6546a49ac4a6a35950eb7e (diff) | |
| download | gcc-39f3fed69d96a818c388450e5141d179ffe310d2.zip gcc-39f3fed69d96a818c388450e5141d179ffe310d2.tar.gz gcc-39f3fed69d96a818c388450e5141d179ffe310d2.tar.bz2 | |
re PR tree-optimization/52686 (SLP crashes with WIDEN_LSHIFT_EXPR)
gcc/
PR tree-optimization/52686
* tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
WIDEN_LSHIFT_EXPR.
gcc/testsuite/
PR tree-optimization/52686
* gcc.target/arm/pr52686.c: New test.
From-SVN: r185795
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/arm/pr52686.c | 19 | ||||
| -rw-r--r-- | gcc/tree-vect-data-refs.c | 1 |
4 files changed, 31 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index daa9b83..04c4ec4 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org> + + PR tree-optimization/52686 + * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle + WIDEN_LSHIFT_EXPR. + 2012-03-26 Tristan Gingold <gingold@adacore.com> * config/alpha/vms.h (LINK_SPEC): Simplify. diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index d7418c8..88c3ee2 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org> + + PR tree-optimization/52686 + * gcc.target/arm/pr52686.c: New test. + 2012-03-26 Georg-Johann Lay <avr@gjlay.de> * gcc.target/avr/torture/avr-torture.exp (AVR_TORTURE_OPTIONS): diff --git a/gcc/testsuite/gcc.target/arm/pr52686.c b/gcc/testsuite/gcc.target/arm/pr52686.c new file mode 100644 index 0000000..66cbc57 --- /dev/null +++ b/gcc/testsuite/gcc.target/arm/pr52686.c @@ -0,0 +1,19 @@ +/* PR target/52375 */ +/* { dg-do compile } */ +/* { dg-require-effective-target arm_neon_ok } */ +/* { dg-options "-march=armv7-a -mfloat-abi=softfp -mfpu=neon -O -ftree-vectorize" } */ + +unsigned int output[4]; + +void test (unsigned short *p) +{ + unsigned int x = *p; + if (x) + { + output[0] = x << 1; + output[1] = x << 1; + output[2] = x << 1; + output[3] = x << 1; + } +} + diff --git a/gcc/tree-vect-data-refs.c b/gcc/tree-vect-data-refs.c index d6bfe6c..d9d1abf 100644 --- a/gcc/tree-vect-data-refs.c +++ b/gcc/tree-vect-data-refs.c @@ -111,6 +111,7 @@ vect_get_smallest_scalar_type (gimple stmt, HOST_WIDE_INT *lhs_size_unit, if (is_gimple_assign (stmt) && (gimple_assign_cast_p (stmt) || gimple_assign_rhs_code (stmt) == WIDEN_MULT_EXPR + || gimple_assign_rhs_code (stmt) == WIDEN_LSHIFT_EXPR || gimple_assign_rhs_code (stmt) == FLOAT_EXPR)) { tree rhs_type = TREE_TYPE (gimple_assign_rhs1 (stmt)); |