diff options
| author | Jan Hubicka <jh@suse.cz> | 2012-10-12 22:36:09 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2012-10-12 20:36:09 +0000 |
| commit | 46042c015e2827a82487956b0f50995e4fb80dc4 (patch) | |
| tree | 68028a1cc17d7e2267e873280767c1506a3e9e7b /gcc | |
| parent | 4a9ad29487b5a1829bcc1fdb4c588e779bc27dad (diff) | |
| download | gcc-46042c015e2827a82487956b0f50995e4fb80dc4.zip gcc-46042c015e2827a82487956b0f50995e4fb80dc4.tar.gz gcc-46042c015e2827a82487956b0f50995e4fb80dc4.tar.bz2 | |
* web.c (web_main): Do not set DF_RD_PRUNE_DEAD_DEFS flag.
From-SVN: r192413
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/webizer.c | 35 | ||||
| -rw-r--r-- | gcc/web.c | 3 |
4 files changed, 45 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c948ab1..f628e70 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2012-10-12 Jan Hubicka <jh@suse.cz> + + * web.c (web_main): Do not set DF_RD_PRUNE_DEAD_DEFS flag. + 2012-10-12 Aaron Gray <aaronngray.lists@gmail.com> Diego Novillo <dnovillo@google.com> diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 5cff487..2f4633e 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2012-10-12 Jan Hubicka <jh@suse.cz> + + * gcc.dg/webizer.c: New testcase. + 2012-10-12 Janis Johnson <janisjo@codesourcery.com> * gcc.dg/vect/pr48765.c: Skip for conflicting options, don't diff --git a/gcc/testsuite/gcc.dg/webizer.c b/gcc/testsuite/gcc.dg/webizer.c new file mode 100644 index 0000000..607bf68 --- /dev/null +++ b/gcc/testsuite/gcc.dg/webizer.c @@ -0,0 +1,35 @@ +/* { dg-do run } */ +/* { dg-options "-O3 -funroll-loops" } */ +typedef struct rowbox { + int startx ; + int endx ; + int endx1 ; + int startx2 ; + int ypos ; + int desiredL ; +} ROWBOX ; +ROWBOX rowArray1[2] ; +ROWBOX *rowArray = rowArray1; + +int numRows = 2; + +int row = 1; +int block = 0; +double ckt_size_factor ; + +__attribute__ ((noinline)) +configure2() +{ + block = 0 ; + for( row = 1 ; row <= numRows ; row++ ) { + block++ ; + if( rowArray[row].endx1 > 0 ) { + block++ ; + } + } +} + +main() +{ + configure2(); +} @@ -313,7 +313,8 @@ web_main (void) rtx insn; df_set_flags (DF_NO_HARD_REGS + DF_EQ_NOTES); - df_set_flags (DF_RD_PRUNE_DEAD_DEFS); + /* We can not RD_PRUNE_DEAD_DEFS, because we care about REG_EQUAL + notes. */ df_chain_add_problem (DF_UD_CHAIN); df_analyze (); df_set_flags (DF_DEFER_INSN_RESCAN); |