diff options
| author | Alan Lawrence <alan.lawrence@arm.com> | 2015-11-03 10:35:31 +0000 |
|---|---|---|
| committer | Alan Lawrence <alan.lawrence@arm.com> | 2015-11-03 10:35:31 +0000 |
| commit | ffbccfc0e60b7b8fb28ef0959a76a7e88ca1139c (patch) | |
| tree | 88085aa408086c228a731b209d30e855c4021e2d | |
| parent | 24625c738ecfbb372cef2f8f4b0e2a9b9b1fc115 (diff) | |
[AArch64] Fix ICE on (const_double:HF 0.0)
gcc/:
* config/aarch64/aarch64.md (*movhf_aarch64): Use
aarch64_reg_or_fp_zero for second operand.
gcc/testsuite/:
* gcc.target/aarch64/fp16/set_zero_1.c: New.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@229701 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/aarch64/aarch64.md | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/aarch64/fp16/set_zero_1.c | 21 |
4 files changed, 31 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3034d3733d7..204716ecb0a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2015-11-03 Alan Lawrence <alan.lawrence@arm.com> + + * config/aarch64/aarch64.md (*movhf_aarch64): Use + aarch64_reg_or_fp_zero for second operand. + 2015-11-03 Alexandre Oliva <aoliva@redhat.com> * gimple-expr.c: Include hash-set.h and rtl.h. diff --git a/gcc/config/aarch64/aarch64.md b/gcc/config/aarch64/aarch64.md index 42c9b5e72e5..6cdddf49102 100644 --- a/gcc/config/aarch64/aarch64.md +++ b/gcc/config/aarch64/aarch64.md @@ -1124,7 +1124,7 @@ [(set (match_operand:HF 0 "nonimmediate_operand" "=w, ?r,w,w,m,r,m ,r") (match_operand:HF 1 "general_operand" "?rY, w,w,m,w,m,rY,r"))] "TARGET_FLOAT && (register_operand (operands[0], HFmode) - || register_operand (operands[1], HFmode))" + || aarch64_reg_or_fp_zero (operands[1], HFmode))" "@ mov\\t%0.h[0], %w1 umov\\t%w0, %1.h[0] diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index fb84ea0dc8e..48185b38131 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2015-11-03 Alan Lawrence <alan.lawrence@arm.com> + + * gcc.target/aarch64/fp16/set_zero_1.c: New. + 2015-11-03 Uros Bizjak <ubizjak@gmail.com> * gcc.dg/mvc1.c: Move to ... diff --git a/gcc/testsuite/gcc.target/aarch64/fp16/set_zero_1.c b/gcc/testsuite/gcc.target/aarch64/fp16/set_zero_1.c new file mode 100644 index 00000000000..69fd1e8585b --- /dev/null +++ b/gcc/testsuite/gcc.target/aarch64/fp16/set_zero_1.c @@ -0,0 +1,21 @@ +/* { dg-do run } */ +/* { dg-options "-O2" } */ +/* { dg-additional-options "-mfp16-format=ieee" { target "arm*-*-*" } } */ + +extern void abort (void); + +__attribute__ ((noinline)) +void setfoo (__fp16 *f) +{ + *f = 0.0; +} + +int +main (int argc, char **argv) +{ + __fp16 a = 1.0; + setfoo (&a); + if (a != 0.0) + abort (); + return 0; +} |