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Date:      Wed, 26 Feb 2020 18:49:20 +0000 (UTC)
From:      Warner Losh <imp@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r358345 - head/share/mk
Message-ID:  <202002261849.01QInKIk034373@repo.freebsd.org>

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Author: imp
Date: Wed Feb 26 18:49:20 2020
New Revision: 358345
URL: https://svnweb.freebsd.org/changeset/base/358345

Log:
  Remove sparc64 specific buid-system hacks
  
  Remove all the sparc64 hacks and tweaks to the build system. We don't
  need them anymore.

Modified:
  head/share/mk/bsd.cpu.mk
  head/share/mk/bsd.endian.mk
  head/share/mk/bsd.lib.mk
  head/share/mk/bsd.sys.mk
  head/share/mk/local.meta.sys.mk
  head/share/mk/src.opts.mk

Modified: head/share/mk/bsd.cpu.mk
==============================================================================
--- head/share/mk/bsd.cpu.mk	Wed Feb 26 18:46:41 2020	(r358344)
+++ head/share/mk/bsd.cpu.mk	Wed Feb 26 18:49:20 2020	(r358345)
@@ -20,8 +20,6 @@ MACHINE_CPU = mips
 MACHINE_CPU = aim
 . elif ${MACHINE_CPUARCH} == "riscv"
 MACHINE_CPU = riscv
-. elif ${MACHINE_CPUARCH} == "sparc64"
-MACHINE_CPU = ultrasparc
 . endif
 .else
 
@@ -75,12 +73,6 @@ CPUTYPE = pentium-mmx
 CPUTYPE = pentium
 .   endif
 .  endif
-. elif ${MACHINE_ARCH} == "sparc64"
-.  if ${CPUTYPE} == "us"
-CPUTYPE = ultrasparc
-.  elif ${CPUTYPE} == "us3"
-CPUTYPE = ultrasparc3
-.  endif
 . endif
 
 ###############################################################################
@@ -152,14 +144,6 @@ _CPUCFLAGS = -march=${CPUTYPE}
 #	sb1, xlp, xlr
 _CPUCFLAGS = -march=${CPUTYPE:S/^mips//}
 . endif
-. elif ${MACHINE_ARCH} == "sparc64"
-.  if ${CPUTYPE} == "v9"
-_CPUCFLAGS = -mcpu=v9
-.  elif ${CPUTYPE} == "ultrasparc"
-_CPUCFLAGS = -mcpu=ultrasparc
-.  elif ${CPUTYPE} == "ultrasparc3"
-_CPUCFLAGS = -mcpu=ultrasparc3
-.  endif
 . elif ${MACHINE_CPUARCH} == "aarch64"
 _CPUCFLAGS = -mcpu=${CPUTYPE}
 . endif
@@ -298,15 +282,6 @@ MACHINE_CPU = booke softfp
 ########## riscv
 . elif ${MACHINE_CPUARCH} == "riscv"
 MACHINE_CPU = riscv
-########## sparc64
-. elif ${MACHINE_ARCH} == "sparc64"
-.  if ${CPUTYPE} == "v9"
-MACHINE_CPU = v9
-.  elif ${CPUTYPE} == "ultrasparc"
-MACHINE_CPU = v9 ultrasparc
-.  elif ${CPUTYPE} == "ultrasparc3"
-MACHINE_CPU = v9 ultrasparc ultrasparc3
-.  endif
 . endif
 .endif
 
@@ -353,7 +328,7 @@ MACHINE_CPU += softfp
 # when CPUTYPE has 'soft' in it, we use the soft-float ABI to allow building of
 # soft-float ABI libraries. In this case, we have to add the -mfloat-abi=softfp
 # to force that.
-.if ${MACHINE_ARCH:Marmv[67]*} && defined(CPUTYPE) && ${CPUTYPE:M*soft*} != ""
+. if ${MACHINE_ARCH:Marmv[67]*} && defined(CPUTYPE) && ${CPUTYPE:M*soft*} != ""
 # Needs to be CFLAGS not _CPUCFLAGS because it's needed for the ABI
 # not a nice optimization. Please note: softfp ABI uses hardware floating
 # instructions, but passes arguments to function calls in integer regsiters.
@@ -361,7 +336,7 @@ MACHINE_CPU += softfp
 # supported. softfp support in FreeBSD may disappear in FreeBSD 13.0 since
 # it was a transition tool from FreeBSD 10 to 11 and is a bit of an odd duck.
 CFLAGS += -mfloat-abi=softfp
-.endif
+. endif
 .endif
 
 .if ${MACHINE_ARCH} == "powerpc" || ${MACHINE_ARCH} == "powerpcspe"

Modified: head/share/mk/bsd.endian.mk
==============================================================================
--- head/share/mk/bsd.endian.mk	Wed Feb 26 18:46:41 2020	(r358344)
+++ head/share/mk/bsd.endian.mk	Wed Feb 26 18:49:20 2020	(r358345)
@@ -12,7 +12,6 @@ LOCALEDEF_ENDIAN= -l
 .elif ${MACHINE_ARCH} == "powerpc" || \
     ${MACHINE_ARCH} == "powerpc64" || \
     ${MACHINE_ARCH} == "powerpcspe" || \
-    ${MACHINE_ARCH} == "sparc64" || \
     (${MACHINE} == "arm" && ${MACHINE_ARCH:Marm*eb*} != "") || \
     ${MACHINE_ARCH:Mmips*} != ""
 TARGET_ENDIANNESS= 4321

Modified: head/share/mk/bsd.lib.mk
==============================================================================
--- head/share/mk/bsd.lib.mk	Wed Feb 26 18:46:41 2020	(r358344)
+++ head/share/mk/bsd.lib.mk	Wed Feb 26 18:49:20 2020	(r358345)
@@ -111,13 +111,8 @@ CFLAGS += -mno-relax
 .SUFFIXES: .out .o .bc .ll .po .pico .nossppico .pieo .S .asm .s .c .cc .cpp .cxx .C .f .y .l .ln
 
 .if !defined(PICFLAG)
-.if ${MACHINE_CPUARCH} == "sparc64"
-PICFLAG=-fPIC
-PIEFLAG=-fPIE
-.else
 PICFLAG=-fpic
 PIEFLAG=-fpie
-.endif
 .endif
 
 PO_FLAG=-pg

Modified: head/share/mk/bsd.sys.mk
==============================================================================
--- head/share/mk/bsd.sys.mk	Wed Feb 26 18:46:41 2020	(r358344)
+++ head/share/mk/bsd.sys.mk	Wed Feb 26 18:49:20 2020	(r358345)
@@ -214,10 +214,6 @@ CLANG_OPT_SMALL+= -mllvm -enable-gvn=false
 CLANG_OPT_SMALL+= -mllvm -enable-load-pre=false
 .endif
 CFLAGS.clang+=	 -Qunused-arguments
-.if ${MACHINE_CPUARCH} == "sparc64"
-# Don't emit .cfi directives, since we must use GNU as on sparc64, for now.
-CFLAGS.clang+=	 -fno-dwarf2-cfi-asm
-.endif # SPARC64
 # The libc++ headers use c++11 extensions.  These are normally silenced because
 # they are treated as system headers, but we explicitly disable that warning
 # suppression when building the base system to catch bugs in our headers.

Modified: head/share/mk/local.meta.sys.mk
==============================================================================
--- head/share/mk/local.meta.sys.mk	Wed Feb 26 18:46:41 2020	(r358344)
+++ head/share/mk/local.meta.sys.mk	Wed Feb 26 18:49:20 2020	(r358345)
@@ -25,7 +25,7 @@ BOOT_MACHINE_DIR.amd64 = boot/i386
 MACHINE_ARCH.host = ${_HOST_ARCH}
 
 # the list of machines we support
-ALL_MACHINE_LIST?= amd64 arm arm64 i386 mips powerpc riscv sparc64
+ALL_MACHINE_LIST?= amd64 arm arm64 i386 mips powerpc riscv
 .for m in ${ALL_MACHINE_LIST:O:u}
 MACHINE_ARCH_LIST.$m?= ${TARGET_ARCHES_${m}:U$m}
 MACHINE_ARCH.$m?= ${MACHINE_ARCH_LIST.$m:[1]}

Modified: head/share/mk/src.opts.mk
==============================================================================
--- head/share/mk/src.opts.mk	Wed Feb 26 18:46:41 2020	(r358344)
+++ head/share/mk/src.opts.mk	Wed Feb 26 18:49:20 2020	(r358345)
@@ -103,6 +103,7 @@ __DEFAULT_YES_OPTIONS = \
     FTP \
     GAMES \
     GDB \
+    GDB_LIBEXEC \
     GNU_DIFF \
     GNU_GREP \
     GOOGLETEST \
@@ -271,9 +272,8 @@ __LLVM_TARGETS= \
 		mips \
 		powerpc \
 		riscv \
-		sparc \
 		x86
-__LLVM_TARGET_FILT=	C/(amd64|i386)/x86/:S/sparc64/sparc/:S/arm64/aarch64/:S/powerpc64/powerpc/
+__LLVM_TARGET_FILT=	C/(amd64|i386)/x86/:S/arm64/aarch64/:S/powerpc64/powerpc/
 .for __llt in ${__LLVM_TARGETS}
 # Default enable the given TARGET's LLVM_TARGET support
 .if ${__TT:${__LLVM_TARGET_FILT}} == ${__llt}
@@ -286,6 +286,8 @@ __DEFAULT_DEPENDENT_OPTIONS+=	LLVM_TARGET_ARM/LLVM_TAR
 __DEFAULT_DEPENDENT_OPTIONS+=	LLVM_TARGET_${__llt:${__LLVM_TARGET_FILT}:tu}/LLVM_TARGET_ALL
 .endif
 .endfor
+# until we can unwind clang + sparc
+MK_LLVM_TARGET_SPARC:=no
 
 __DEFAULT_NO_OPTIONS+=LLVM_TARGET_BPF
 
@@ -293,10 +295,10 @@ __DEFAULT_NO_OPTIONS+=LLVM_TARGET_BPF
 # If the compiler is not C++11 capable, disable Clang.  External toolchain will
 # be required.
 
-.if ${COMPILER_FEATURES:Mc++11} && (${__TT} != "mips" && ${__TT} != "sparc64")
+.if ${COMPILER_FEATURES:Mc++11} && (${__TT} != "mips")
 # Clang is enabled, and will be installed as the default /usr/bin/cc.
 __DEFAULT_YES_OPTIONS+=CLANG CLANG_BOOTSTRAP CLANG_IS_CC LLD
-.elif ${COMPILER_FEATURES:Mc++11} && ${__T} != "sparc64"
+.elif ${COMPILER_FEATURES:Mc++11}
 # If an external compiler that supports C++11 is used as ${CC} and Clang
 # supports the target, then Clang is enabled but we still require an external
 # toolchain.
@@ -319,8 +321,7 @@ __DEFAULT_NO_OPTIONS+=BINUTILS_BOOTSTRAP
 .if ${__T:Mriscv*} != ""
 BROKEN_OPTIONS+=OFED
 .endif
-.if ${__TT} != "mips" && ${__T} != "powerpc" && ${__T} != "powerpcspe" && \
-    ${__T} != "sparc64"
+.if ${__TT} != "mips" && ${__T} != "powerpc" && ${__T} != "powerpcspe"
 __DEFAULT_YES_OPTIONS+=LLD_BOOTSTRAP LLD_IS_LD
 .else
 __DEFAULT_NO_OPTIONS+=LLD_BOOTSTRAP LLD_IS_LD
@@ -330,13 +331,6 @@ __DEFAULT_YES_OPTIONS+=LLDB
 .else
 __DEFAULT_NO_OPTIONS+=LLDB
 .endif
-# GDB in base is generally less functional than GDB in ports.  Ports GDB
-# sparc64 kernel support has not been tested.
-.if ${__T} == "sparc64"
-__DEFAULT_NO_OPTIONS+=GDB_LIBEXEC
-.else
-__DEFAULT_YES_OPTIONS+=GDB_LIBEXEC
-.endif
 # LIB32 is supported on amd64, mips64, and powerpc64
 .if (${__T} == "amd64" || ${__T:Mmips64*} || ${__T} == "powerpc64")
 __DEFAULT_YES_OPTIONS+=LIB32
@@ -355,23 +349,23 @@ BROKEN_OPTIONS+=LIBSOFT
 # marked no longer broken with the switch to LLVM.
 BROKEN_OPTIONS+=GOOGLETEST SSP
 .endif
-# EFI doesn't exist on mips, powerpc, sparc or riscv.
-.if ${__T:Mmips*} || ${__T:Mpowerpc*} || ${__T:Msparc64} || ${__T:Mriscv*}
+# EFI doesn't exist on mips, powerpc, or riscv.
+.if ${__T:Mmips*} || ${__T:Mpowerpc*} || ${__T:Mriscv*}
 BROKEN_OPTIONS+=EFI
 .endif
-# OFW is only for powerpc and sparc64, exclude others
-.if ${__T:Mpowerpc*} == "" && ${__T:Msparc64} == ""
+# OFW is only for powerpc, exclude others
+.if ${__T:Mpowerpc*} == ""
 BROKEN_OPTIONS+=LOADER_OFW
 .endif
 # UBOOT is only for arm, mips and powerpc, exclude others
 .if ${__T:Marm*} == "" && ${__T:Mmips*} == "" && ${__T:Mpowerpc*} == ""
 BROKEN_OPTIONS+=LOADER_UBOOT
 .endif
-# GELI and Lua in loader currently cause boot failures on sparc64 and powerpc.
+# GELI and Lua in loader currently cause boot failures on powerpc.
 # Further debugging is required -- probably they are just broken on big
 # endian systems generically (they jump to null pointers or try to read
 # crazy high addresses, which is typical of endianness problems).
-.if ${__T} == "sparc64" || ${__T:Mpowerpc*}
+.if ${__T:Mpowerpc*}
 BROKEN_OPTIONS+=LOADER_GELI LOADER_LUA
 .endif
 
@@ -380,7 +374,7 @@ BROKEN_OPTIONS+=LOADER_GELI LOADER_LUA
 BROKEN_OPTIONS+=PROFILE
 .endif
 .if ${__T} != "aarch64" && ${__T} != "amd64" && ${__T} != "i386" && \
-    ${__T} != "powerpc64" && ${__T} != "sparc64"
+    ${__T} != "powerpc64"
 BROKEN_OPTIONS+=CXGBETOOL
 BROKEN_OPTIONS+=MLX5TOOL
 .endif
@@ -396,11 +390,6 @@ BROKEN_OPTIONS+=HYPERV
 BROKEN_OPTIONS+=NVME
 .endif
 
-.if ${__T:Msparc64}
-# PR 233405
-BROKEN_OPTIONS+=LLVM_LIBUNWIND
-.endif
-
 .if ${COMPILER_FEATURES:Mc++11} && \
     (${__T} == "amd64" || ${__T} == "i386" || ${__T} == "powerpc64")
 __DEFAULT_YES_OPTIONS+=OPENMP
@@ -482,7 +471,7 @@ MK_BSDINSTALL:=	no
 MK_SVNLITE:=	no
 .endif
 
-.if (${__TT} == "mips" || ${__TT} == "sparc64") && ${MK_GCC} == "no"
+.if ${__TT} == "mips" && ${MK_GCC} == "no"
 MK_BINUTILS_BOOTSTRAP:=	no
 .endif
 



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