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| author | Kyrylo Tkachov <kyrylo.tkachov@arm.com> | 2015-09-10 10:43:43 +0000 |
|---|---|---|
| committer | Kyrylo Tkachov <ktkachov@gcc.gnu.org> | 2015-09-10 10:43:43 +0000 |
| commit | 9b9828886e093b6f41b3abf8fd999e6817e2292c (patch) | |
| tree | cd63ea979814f908675319fef1d963b47c9fcf12 | |
| parent | fc4d140a5ce4b45523b9616634cfd5e0912115cc (diff) | |
| download | gcc-9b9828886e093b6f41b3abf8fd999e6817e2292c.zip gcc-9b9828886e093b6f41b3abf8fd999e6817e2292c.tar.gz gcc-9b9828886e093b6f41b3abf8fd999e6817e2292c.tar.bz2 | |
[ARM] PR 67439: Allow matching of *arm32_movhf when -mrestrict-it is on
PR target/67439
* config/arm/arm.md (*arm32_movhf): Remove !arm_restrict_it from
predicate. Set predicable_short_it attr to "no".
* gcc.target/arm/pr67439_1.c: New test.
From-SVN: r227630
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/arm/arm.md | 5 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/arm/pr67439_1.c | 11 |
4 files changed, 25 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index d5254fa..42802bf 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2015-09-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/67439 + * config/arm/arm.md (*arm32_movhf): Remove !arm_restrict_it from + predicate. Set predicable_short_it attr to "no". + 2015-09-10 Jiong Wang <jiong.wang@arm.com> PR rtl-optimization/67421 diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md index 775ca25..878576a 100644 --- a/gcc/config/arm/arm.md +++ b/gcc/config/arm/arm.md @@ -6620,7 +6620,7 @@ (define_insn "*arm32_movhf" [(set (match_operand:HF 0 "nonimmediate_operand" "=r,m,r,r") (match_operand:HF 1 "general_operand" " m,r,r,F"))] - "TARGET_32BIT && !(TARGET_HARD_FLOAT && TARGET_FP16) && !arm_restrict_it + "TARGET_32BIT && !(TARGET_HARD_FLOAT && TARGET_FP16) && ( s_register_operand (operands[0], HFmode) || s_register_operand (operands[1], HFmode))" "* @@ -6658,7 +6658,8 @@ [(set_attr "conds" "unconditional") (set_attr "type" "load1,store1,mov_reg,multiple") (set_attr "length" "4,4,4,8") - (set_attr "predicable" "yes")] + (set_attr "predicable" "yes") + (set_attr "predicable_short_it" "no")] ) (define_expand "movsf" diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index e78d4c7..2272a67 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2015-09-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + PR target/67439 + * gcc.target/arm/pr67439_1.c: New test. + 2015-09-10 Jiong Wang <jiong.wang@arm.com> * gcc.target/aarch64/pic-small.c (dg-skip-if): Skip tiny and large code diff --git a/gcc/testsuite/gcc.target/arm/pr67439_1.c b/gcc/testsuite/gcc.target/arm/pr67439_1.c new file mode 100644 index 0000000..f7a6128 --- /dev/null +++ b/gcc/testsuite/gcc.target/arm/pr67439_1.c @@ -0,0 +1,11 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target arm_thumb2_ok } */ +/* { dg-options "-O1 -mfp16-format=ieee -march=armv7-a -mfpu=neon -mthumb -mrestrict-it" } */ + +__fp16 h0 = -1.0; + +void +f (__fp16 *p) +{ + h0 = 1.0; +} |