From: Jan Hubicka Date: Sun, 20 Oct 2013 11:18:12 +0000 (+0200) Subject: x86-tune.def (X86_TUNE_SLOW_IMUL_IMM32_MEM, [...]): Keep enabled only for K8 and... X-Git-Tag: releases/gcc-4.9.0~3333 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=915e8e6eec05fb595d445cb738e4875d607ce126;p=thirdparty%2Fgcc.git 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 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8f42aedf88f5..093c84a36574 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2013-10-20 Jan Hubicka + + * 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 * 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 42eee33cbe40..4d238af212d4 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. */