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| author | Jan Hubicka <jh@suse.cz> | 2013-10-20 13:18:12 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2013-10-20 11:18:12 +0000 |
| commit | 915e8e6eec05fb595d445cb738e4875d607ce126 (patch) | |
| tree | 743fc6aa71e4e7c0f4956fb71eb0a688714e69ee | |
| parent | 603b781be4c81c3943d7701860f38798132c5fdf (diff) | |
| download | gcc-915e8e6eec05fb595d445cb738e4875d607ce126.zip gcc-915e8e6eec05fb595d445cb738e4875d607ce126.tar.gz gcc-915e8e6eec05fb595d445cb738e4875d607ce126.tar.bz2 | |
x86-tune.def (X86_TUNE_SLOW_IMUL_IMM32_MEM, [...]): Keep enabled only for K8 and AMDFAM10.
* config/i386/x86-tune.def (X86_TUNE_SLOW_IMUL_IMM32_MEM,
X86_TUNE_SLOW_IMUL_IMM8): Keep enabled only for K8 and AMDFAM10.
(X86_TUNE_USE_VECTOR_FP_CONVERTS): Disable for generic.
From-SVN: r203876
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/i386/x86-tune.def | 6 |
2 files changed, 9 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8f42aed..093c84a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2013-10-20 Jan Hubicka <jh@suse.cz> + + * config/i386/x86-tune.def (X86_TUNE_SLOW_IMUL_IMM32_MEM, + X86_TUNE_SLOW_IMUL_IMM8): Keep enabled only for K8 and AMDFAM10. + (X86_TUNE_USE_VECTOR_FP_CONVERTS): Disable for generic. + 2013-10-20 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.h (ISA_HAS_WSBH): Define. diff --git a/gcc/config/i386/x86-tune.def b/gcc/config/i386/x86-tune.def index 42eee33..4d238af 100644 --- a/gcc/config/i386/x86-tune.def +++ b/gcc/config/i386/x86-tune.def @@ -327,13 +327,13 @@ DEF_TUNE (X86_TUNE_PROMOTE_HIMODE_IMUL, "promote_himode_imul", vector path on AMD machines. FIXME: Do we need to enable this for core? */ DEF_TUNE (X86_TUNE_SLOW_IMUL_IMM32_MEM, "slow_imul_imm32_mem", - m_CORE_ALL | m_K8 | m_AMDFAM10 | m_BDVER | m_BTVER | m_GENERIC) + m_K8 | m_AMDFAM10) /* X86_TUNE_SLOW_IMUL_IMM8: Imul of 8-bit constant is vector path on AMD machines. FIXME: Do we need to enable this for core? */ DEF_TUNE (X86_TUNE_SLOW_IMUL_IMM8, "slow_imul_imm8", - m_CORE_ALL | m_K8 | m_AMDFAM10 | m_BDVER | m_BTVER | m_GENERIC) + m_K8 | m_AMDFAM10) /* X86_TUNE_MOVE_M1_VIA_OR: On pentiums, it is faster to load -1 via OR than a MOV. */ @@ -352,7 +352,7 @@ DEF_TUNE (X86_TUNE_NOT_VECTORMODE, "not_vectormode", m_K6) from FP to FP. This form of instructions avoids partial write to the destination. */ DEF_TUNE (X86_TUNE_USE_VECTOR_FP_CONVERTS, "use_vector_fp_converts", - m_AMDFAM10 | m_GENERIC) + m_AMDFAM10) /* X86_TUNE_USE_VECTOR_CONVERTS: Prefer vector packed SSE conversion from integer to FP. */ |