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| author | Uros Bizjak <ubizjak@gmail.com> | 2018-10-10 17:02:47 +0200 |
|---|---|---|
| committer | Uros Bizjak <uros@gcc.gnu.org> | 2018-10-10 17:02:47 +0200 |
| commit | 7be65e79f68d862f912de22f1c2c61f31ae8e722 (patch) | |
| tree | 814f0711c035ee4beb1ac5c2c81216c335dda087 /gcc | |
| parent | 1f10b5b8db248aa640af3577cdb12ef13980b88b (diff) | |
| download | gcc-7be65e79f68d862f912de22f1c2c61f31ae8e722.zip gcc-7be65e79f68d862f912de22f1c2c61f31ae8e722.tar.gz gcc-7be65e79f68d862f912de22f1c2c61f31ae8e722.tar.bz2 | |
re PR target/87573 (error: could not split insn since r264877)
PR target/87573
* config/i386/mmx.md (const_vector 0 -> mem splitter): New splitter.
testsuite/ChangeLog:
PR target/87573
* gcc.target/i386/pr87573.c: New test.
From-SVN: r265019
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/i386/mmx.md | 9 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr87573.c | 12 |
4 files changed, 30 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ced143c..b1f4d7f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2018-10-10 Uros Bizjak <ubizjak@gmail.com> + + PR target/87573 + * config/i386/mmx.md (const_vector 0 -> mem splitter): New splitter. + 2018-10-10 Jakub Jelinek <jakub@redhat.com> PR target/87550 diff --git a/gcc/config/i386/mmx.md b/gcc/config/i386/mmx.md index 539671c..e60b229 100644 --- a/gcc/config/i386/mmx.md +++ b/gcc/config/i386/mmx.md @@ -217,7 +217,14 @@ (define_split [(set (match_operand:MMXMODE 0 "nonimmediate_gr_operand") - (match_operand:MMXMODE 1 "general_gr_operand"))] + (match_operand:MMXMODE 1 "nonimmediate_gr_operand"))] + "!TARGET_64BIT && reload_completed" + [(const_int 0)] + "ix86_split_long_move (operands); DONE;") + +(define_split + [(set (match_operand:MMXMODE 0 "nonimmediate_gr_operand") + (match_operand:MMXMODE 1 "const0_operand"))] "!TARGET_64BIT && reload_completed" [(const_int 0)] "ix86_split_long_move (operands); DONE;") diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 8241713..9586d1e 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2018-10-10 Uros Bizjak <ubizjak@gmail.com> + + PR target/87573 + * gcc.target/i386/pr87573.c: New test. + 2018-10-10 Jakub Jelinek <jakub@redhat.com> PR target/87550 diff --git a/gcc/testsuite/gcc.target/i386/pr87573.c b/gcc/testsuite/gcc.target/i386/pr87573.c new file mode 100644 index 0000000..06ef4dc --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr87573.c @@ -0,0 +1,12 @@ +/* PR target/87573 */ +/* { dg-do compile { target ia32 } } */ +/* { dg-options "-O1 -mmmx -mno-sse" } */ + +typedef char __v8qi __attribute__((vector_size(8))); + +__v8qi e; + +void f (void) +{ + e = (__v8qi) {0, 0, 0, 0, 0, 0, 0, 0}; +} |