From 9ce29eb05de83246802a03873ae1a6aaeae8e598 Mon Sep 17 00:00:00 2001
From: Venkataramanan Kumar <venkataramanan.kumar@amd.com>
Date: Tue, 6 Oct 2015 12:48:41 +0000
Subject: AMD znver1 enablement.

2015-10-06  Venkataramanan Kumar  <Venkataramanan.kumar@amd.com>

	AMD znver1 enablement.
	* config.gcc (i[34567]86-*-linux* | ...): Add znver1.
	(case ${target}): Add znver1.
	* config/i386/cpuid.h(bit_CLZERO):  Define.
	* config/i386/driver-i386.c: (host_detect_local_cpu): Let
	-march=native recognize znver1 processors.
	* config/i386/i386-c.c (ix86_target_macros_internal): Add
	znver1, clzero def_and_undef.
	* config/i386/i386.c (struct processor_costs znver1_cost): New.
	(m_znver1): New definition.
	(m_AMD_MULTIPLE): Includes m_znver1.
	(processor_target_table): Add znver1 entry.
	(ix86_target_string) : Add clzero entry.
	(static const char *const cpu_names): Add znver1 entry.
	(ix86_option_override_internal): Add znver1 instruction sets.
	(PTA_CLZERO) :  New definition.
	(ix86_option_override_internal): Handle new clzerooption.
	(ix86_issue_rate): Add znver1.
	(ix86_adjust_cost): Add znver1.
	(ia32_multipass_dfa_lookahead): Add znver1.
	(has_dispatch): Add znver1.
	* config/i386/i386.h (TARGET_znver1): New definition.
	(TARGET_CLZERO): Define.
	(TARGET_CLZERO_P): Define.
	(struct ix86_size_cost): Add TARGET_ZNVER1.
	(enum processor_type): Add PROCESSOR_znver1.
	* config/i386/i386.md (define_attr "cpu"): Add znver1.
	(set_attr znver1_decode): New definitions for znver1.
	* config/i386/i386.opt (flag_dispatch_scheduler): Add znver1.
	(mclzero): New.
	* config/i386/mmx.md (set_attr znver1_decode): New definitions
	for znver1.
	* config/i386/sse.md (set_attr znver1_decode): Likewise.
	* config/i386/x86-tune.def:  Add znver1 tunings.
	* config/i386/znver1.md: Introduce znver1 cpu and include new md file.
	* gcc/doc/invoke.texi: Add details about znver1

From-SVN: r228520
---
 gcc/config.gcc | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'gcc/config.gcc')

diff --git a/gcc/config.gcc b/gcc/config.gcc
index 56797bd..b3529a8 100644
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -592,7 +592,7 @@ pentium4 pentium4m pentiumpro prescott lakemont"
 # 64-bit x86 processors supported by --with-arch=.  Each processor
 # MUST be separated by exactly one space.
 x86_64_archs="amdfam10 athlon64 athlon64-sse3 barcelona bdver1 bdver2 \
-bdver3 bdver4 btver1 btver2 k8 k8-sse3 opteron opteron-sse3 nocona \
+bdver3 bdver4 znver1 btver1 btver2 k8 k8-sse3 opteron opteron-sse3 nocona \
 core2 corei7 corei7-avx core-avx-i core-avx2 atom slm nehalem westmere \
 sandybridge ivybridge haswell broadwell bonnell silvermont knl \
 skylake-avx512 x86-64 native"
@@ -3119,6 +3119,10 @@ case ${target} in
     ;;
   i686-*-* | i786-*-*)
     case ${target_noncanonical} in
+      znver1-*)
+	arch=znver1
+	cpu=znver1
+	;;
       bdver4-*)
         arch=bdver4
         cpu=bdver4
@@ -3232,6 +3236,10 @@ case ${target} in
     ;;
   x86_64-*-*)
     case ${target_noncanonical} in
+      znver1-*)
+	arch=znver1
+	cpu=znver1
+	;;
       bdver4-*)
         arch=bdver4
         cpu=bdver4
-- 
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