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| author | Chenghua Xu <paul.hua.gm@gmail.com> | 2017-01-19 16:26:32 +0000 |
|---|---|---|
| committer | Matthew Fortune <mpf@gcc.gnu.org> | 2017-01-19 16:26:32 +0000 |
| commit | cedb7e2c853eafc4860ae6a8832c048c4affd883 (patch) | |
| tree | 3d7d04d47c3915d8d3838ad3fd256fcf76ff6ad7 | |
| parent | ab6b44cb2201de72cdd17740fd1ad1a557319be3 (diff) | |
| download | gcc-cedb7e2c853eafc4860ae6a8832c048c4affd883.zip gcc-cedb7e2c853eafc4860ae6a8832c048c4affd883.tar.gz gcc-cedb7e2c853eafc4860ae6a8832c048c4affd883.tar.bz2 | |
MIPS: Make loongson3a use fused madd.d
gcc/
* config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
TARGET_LOONGSON_3A.
(ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
From-SVN: r244641
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/mips/mips.h | 6 |
2 files changed, 10 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f933e1ad..e53f9e1 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com> + + * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for + TARGET_LOONGSON_3A. + (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A. + 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com> PR target/78176 diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h index 4205589..81032c9 100644 --- a/gcc/config/mips/mips.h +++ b/gcc/config/mips/mips.h @@ -1066,11 +1066,13 @@ struct mips_cpu_info { /* ISA has 4 operand fused madd instructions of the form 'd = [+-] (a * b [+-] c)'. */ -#define ISA_HAS_FUSED_MADD4 TARGET_MIPS8000 +#define ISA_HAS_FUSED_MADD4 (TARGET_MIPS8000 || TARGET_LOONGSON_3A) /* ISA has 4 operand unfused madd instructions of the form 'd = [+-] (a * b [+-] c)'. */ -#define ISA_HAS_UNFUSED_MADD4 (ISA_HAS_FP4 && !TARGET_MIPS8000) +#define ISA_HAS_UNFUSED_MADD4 (ISA_HAS_FP4 \ + && !TARGET_MIPS8000 \ + && !TARGET_LOONGSON_3A) /* ISA has 3 operand r6 fused madd instructions of the form 'c = c [+-] (a * b)'. */ |