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| author | Wilco Dijkstra <wdijkstr@arm.com> | 2017-08-14 11:18:50 +0000 |
|---|---|---|
| committer | Wilco Dijkstra <wilco@gcc.gnu.org> | 2017-08-14 11:18:50 +0000 |
| commit | 5316dd1b63913e390fb2a5d7b335aeacd9da3001 (patch) | |
| tree | 438c15e4f1577cbd6142da5d6768ca7946821048 /gcc | |
| parent | 250db3f9b2182fd7dabce50b7b3fb7e2ee85bf3d (diff) | |
| download | gcc-5316dd1b63913e390fb2a5d7b335aeacd9da3001.zip gcc-5316dd1b63913e390fb2a5d7b335aeacd9da3001.tar.gz gcc-5316dd1b63913e390fb2a5d7b335aeacd9da3001.tar.bz2 | |
Add check_effective_target_autoincdec.
Add check_effective_target_autoincdec that returns true if a target
runs the auto_inc_dec optimization pass.
gcc/
* doc/sourcebuild.texi (autoincdec): Add autoincdec description.
gcc/testsuite/
PR middle-end/46932
* gcc.dg/pr46932.c: Use dg-require-effective-target autoincdec.
* lib/target-supports.exp: Add check_effective_target_autoincdec.
From-SVN: r251087
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/doc/sourcebuild.texi | 3 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr46932.c | 4 | ||||
| -rw-r--r-- | gcc/testsuite/lib/target-supports.exp | 15 |
5 files changed, 30 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5fe0a90..19bb575 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2017-08-14 Wilco Dijkstra <wdijkstr@arm.com> + + PR middle-end/46932 + * doc/sourcebuild.texi (autoincdec): Add autoincdec description. + 2017-08-14 Georg-Johann Lay <avr@gjlay.de> PR target/81754 diff --git a/gcc/doc/sourcebuild.texi b/gcc/doc/sourcebuild.texi index 85af877..e6313dc 100644 --- a/gcc/doc/sourcebuild.texi +++ b/gcc/doc/sourcebuild.texi @@ -1846,6 +1846,9 @@ PowerPC target supports executing VSX instructions (ISA 2.06). @c Please keep this table sorted alphabetically. @table @code +@item autoincdec +Target supports autoincrement/decrement addressing. + @item avx Target supports compiling @code{avx} instructions. diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index b6f6f1d..8995806 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,9 @@ +2017-08-14 Wilco Dijkstra <wdijkstr@arm.com> + + PR middle-end/46932 + * gcc.dg/pr46932.c: Use dg-require-effective-target autoincdec. + * lib/target-supports.exp: Add check_effective_target_autoincdec. + 2017-08-14 Szabolcs Nagy <szabolcs.nagy@arm.com> * gcc.target/aarch64/dbl_mov_immediate_1.c: Add diff --git a/gcc/testsuite/gcc.dg/pr46932.c b/gcc/testsuite/gcc.dg/pr46932.c index 4eb1a99..2b39990 100644 --- a/gcc/testsuite/gcc.dg/pr46932.c +++ b/gcc/testsuite/gcc.dg/pr46932.c @@ -1,7 +1,5 @@ /* { dg-options "-O2 -fdump-rtl-auto_inc_dec" } */ - -/* Build on targets which have pre increment. */ -/* { dg-do compile { target aarch64*-*-* arm*-*-* rs6000-*-* powerpc*-*-* arc*-*-* m32r-*-* tic6x-*-* } } */ +/* { dg-require-effective-target autoincdec } */ /* Check that accesses based on the frame pointer do not use auto increment. */ diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp index 5a65627..5219fbf 100644 --- a/gcc/testsuite/lib/target-supports.exp +++ b/gcc/testsuite/lib/target-supports.exp @@ -8482,3 +8482,18 @@ proc check_effective_target_arm_coproc4_ok { } { return [check_cached_effective_target arm_coproc4_ok \ check_effective_target_arm_coproc4_ok_nocache] } + +# Return 1 if the target supports the auto_inc_dec optimization pass. +proc check_effective_target_autoincdec { } { + if { ![check_no_compiler_messages auto_incdec assembly { void f () { } + } "-O2 -fdump-rtl-auto_inc_dec" ] } { + return 0 + } + + set dumpfile [glob -nocomplain "auto_incdec[pid].c.\[0-9\]\[0-9\]\[0-9\]r.auto_inc_dec"] + if { [file exists $dumpfile ] } { + file delete $dumpfile + return 1 + } + return 0 +} |