From mboxrd@z Thu Jan 1 00:00:00 1970 From: Palmer Dabbelt Subject: [PATCH 4/7] mips: Use lib/{ashldi3,ashrdi3,cmpdi2,lshrdi3,ucmpdi2}.c Date: Tue, 23 May 2017 15:05:43 -0700 Message-ID: <20170523220546.16758-5-palmer@dabbelt.com> References: <20170523220546.16758-1-palmer@dabbelt.com> Return-path: In-Reply-To: <20170523220546.16758-1-palmer@dabbelt.com> Sender: linux-sh-owner@vger.kernel.org To: monstr@monstr.eu, ralf@linux-mips.org, liqin.linux@gmail.com, lennox.wu@gmail.com, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, linux-mips@linux-mips.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, geert@linux-m68k.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org Cc: Palmer Dabbelt List-Id: linux-arch.vger.kernel.org These files are functionally identical to the shared copies that I recently added. Signed-off-by: Palmer Dabbelt --- arch/mips/Kconfig | 1 + arch/mips/lib/Makefile | 2 +- arch/mips/lib/ashldi3.c | 2 +- arch/mips/lib/ashrdi3.c | 2 +- arch/mips/lib/cmpdi2.c | 2 +- arch/mips/lib/libgcc.h | 25 ------------------------- arch/mips/lib/lshrdi3.c | 2 +- arch/mips/lib/ucmpdi2.c | 21 --------------------- 8 files changed, 6 insertions(+), 51 deletions(-) delete mode 100644 arch/mips/lib/libgcc.h delete mode 100644 arch/mips/lib/ucmpdi2.c diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 2828ecde133d..b106e6165db0 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -70,6 +70,7 @@ config MIPS select HAVE_EXIT_THREAD select HAVE_REGS_AND_STACK_ACCESS_API select HAVE_COPY_THREAD_TLS + select LIB_UCMPDI3 menu "Machine selection" diff --git a/arch/mips/lib/Makefile b/arch/mips/lib/Makefile index 0344e575f522..e38dbafea074 100644 --- a/arch/mips/lib/Makefile +++ b/arch/mips/lib/Makefile @@ -15,4 +15,4 @@ obj-$(CONFIG_CPU_R3000) += r3k_dump_tlb.o obj-$(CONFIG_CPU_TX39XX) += r3k_dump_tlb.o # libgcc-style stuff needed in the kernel -obj-y += ashldi3.o ashrdi3.o bswapsi.o bswapdi.o cmpdi2.o lshrdi3.o ucmpdi2.o +obj-y += ashldi3.o ashrdi3.o bswapsi.o bswapdi.o cmpdi2.o lshrdi3.o diff --git a/arch/mips/lib/ashldi3.c b/arch/mips/lib/ashldi3.c index c3e22053d13e..b3d706155fce 100644 --- a/arch/mips/lib/ashldi3.c +++ b/arch/mips/lib/ashldi3.c @@ -1,6 +1,6 @@ #include -#include "libgcc.h" +#include long long notrace __ashldi3(long long u, word_type b) { diff --git a/arch/mips/lib/ashrdi3.c b/arch/mips/lib/ashrdi3.c index 17456024873d..bca87aca6f5c 100644 --- a/arch/mips/lib/ashrdi3.c +++ b/arch/mips/lib/ashrdi3.c @@ -1,6 +1,6 @@ #include -#include "libgcc.h" +#include long long notrace __ashrdi3(long long u, word_type b) { diff --git a/arch/mips/lib/cmpdi2.c b/arch/mips/lib/cmpdi2.c index 9d849d8743c9..774b109921b5 100644 --- a/arch/mips/lib/cmpdi2.c +++ b/arch/mips/lib/cmpdi2.c @@ -1,6 +1,6 @@ #include -#include "libgcc.h" +#include word_type notrace __cmpdi2(long long a, long long b) { diff --git a/arch/mips/lib/libgcc.h b/arch/mips/lib/libgcc.h deleted file mode 100644 index 05909d58e2fe..000000000000 --- a/arch/mips/lib/libgcc.h +++ /dev/null @@ -1,25 +0,0 @@ -#ifndef __ASM_LIBGCC_H -#define __ASM_LIBGCC_H - -#include - -typedef int word_type __attribute__ ((mode (__word__))); - -#ifdef __BIG_ENDIAN -struct DWstruct { - int high, low; -}; -#elif defined(__LITTLE_ENDIAN) -struct DWstruct { - int low, high; -}; -#else -#error I feel sick. -#endif - -typedef union { - struct DWstruct s; - long long ll; -} DWunion; - -#endif /* __ASM_LIBGCC_H */ diff --git a/arch/mips/lib/lshrdi3.c b/arch/mips/lib/lshrdi3.c index 221167c1be55..ceb1a5c14bc8 100644 --- a/arch/mips/lib/lshrdi3.c +++ b/arch/mips/lib/lshrdi3.c @@ -1,6 +1,6 @@ #include -#include "libgcc.h" +#include long long notrace __lshrdi3(long long u, word_type b) { diff --git a/arch/mips/lib/ucmpdi2.c b/arch/mips/lib/ucmpdi2.c deleted file mode 100644 index 08067fa538f2..000000000000 --- a/arch/mips/lib/ucmpdi2.c +++ /dev/null @@ -1,21 +0,0 @@ -#include - -#include "libgcc.h" - -word_type notrace __ucmpdi2(unsigned long long a, unsigned long long b) -{ - const DWunion au = {.ll = a}; - const DWunion bu = {.ll = b}; - - if ((unsigned int) au.s.high < (unsigned int) bu.s.high) - return 0; - else if ((unsigned int) au.s.high > (unsigned int) bu.s.high) - return 2; - if ((unsigned int) au.s.low < (unsigned int) bu.s.low) - return 0; - else if ((unsigned int) au.s.low > (unsigned int) bu.s.low) - return 2; - return 1; -} - -EXPORT_SYMBOL(__ucmpdi2); -- 2.13.0 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f195.google.com ([209.85.192.195]:35081 "EHLO mail-pf0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1034805AbdEWWGo (ORCPT ); Tue, 23 May 2017 18:06:44 -0400 Received: by mail-pf0-f195.google.com with SMTP id u26so30209869pfd.2 for ; Tue, 23 May 2017 15:06:43 -0700 (PDT) From: Palmer Dabbelt Subject: [PATCH 4/7] mips: Use lib/{ashldi3,ashrdi3,cmpdi2,lshrdi3,ucmpdi2}.c Date: Tue, 23 May 2017 15:05:43 -0700 Message-ID: <20170523220546.16758-5-palmer@dabbelt.com> In-Reply-To: <20170523220546.16758-1-palmer@dabbelt.com> References: <20170523220546.16758-1-palmer@dabbelt.com> Sender: linux-arch-owner@vger.kernel.org List-ID: To: monstr@monstr.eu, ralf@linux-mips.org, liqin.linux@gmail.com, lennox.wu@gmail.com, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, linux-mips@linux-mips.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, geert@linux-m68k.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org Cc: Palmer Dabbelt Message-ID: <20170523220543.j-a7yRVvK2s0891PAxTn2jgkUnh_r-PVh6xTEYFcsDo@z> These files are functionally identical to the shared copies that I recently added. Signed-off-by: Palmer Dabbelt --- arch/mips/Kconfig | 1 + arch/mips/lib/Makefile | 2 +- arch/mips/lib/ashldi3.c | 2 +- arch/mips/lib/ashrdi3.c | 2 +- arch/mips/lib/cmpdi2.c | 2 +- arch/mips/lib/libgcc.h | 25 ------------------------- arch/mips/lib/lshrdi3.c | 2 +- arch/mips/lib/ucmpdi2.c | 21 --------------------- 8 files changed, 6 insertions(+), 51 deletions(-) delete mode 100644 arch/mips/lib/libgcc.h delete mode 100644 arch/mips/lib/ucmpdi2.c diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 2828ecde133d..b106e6165db0 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -70,6 +70,7 @@ config MIPS select HAVE_EXIT_THREAD select HAVE_REGS_AND_STACK_ACCESS_API select HAVE_COPY_THREAD_TLS + select LIB_UCMPDI3 menu "Machine selection" diff --git a/arch/mips/lib/Makefile b/arch/mips/lib/Makefile index 0344e575f522..e38dbafea074 100644 --- a/arch/mips/lib/Makefile +++ b/arch/mips/lib/Makefile @@ -15,4 +15,4 @@ obj-$(CONFIG_CPU_R3000) += r3k_dump_tlb.o obj-$(CONFIG_CPU_TX39XX) += r3k_dump_tlb.o # libgcc-style stuff needed in the kernel -obj-y += ashldi3.o ashrdi3.o bswapsi.o bswapdi.o cmpdi2.o lshrdi3.o ucmpdi2.o +obj-y += ashldi3.o ashrdi3.o bswapsi.o bswapdi.o cmpdi2.o lshrdi3.o diff --git a/arch/mips/lib/ashldi3.c b/arch/mips/lib/ashldi3.c index c3e22053d13e..b3d706155fce 100644 --- a/arch/mips/lib/ashldi3.c +++ b/arch/mips/lib/ashldi3.c @@ -1,6 +1,6 @@ #include -#include "libgcc.h" +#include long long notrace __ashldi3(long long u, word_type b) { diff --git a/arch/mips/lib/ashrdi3.c b/arch/mips/lib/ashrdi3.c index 17456024873d..bca87aca6f5c 100644 --- a/arch/mips/lib/ashrdi3.c +++ b/arch/mips/lib/ashrdi3.c @@ -1,6 +1,6 @@ #include -#include "libgcc.h" +#include long long notrace __ashrdi3(long long u, word_type b) { diff --git a/arch/mips/lib/cmpdi2.c b/arch/mips/lib/cmpdi2.c index 9d849d8743c9..774b109921b5 100644 --- a/arch/mips/lib/cmpdi2.c +++ b/arch/mips/lib/cmpdi2.c @@ -1,6 +1,6 @@ #include -#include "libgcc.h" +#include word_type notrace __cmpdi2(long long a, long long b) { diff --git a/arch/mips/lib/libgcc.h b/arch/mips/lib/libgcc.h deleted file mode 100644 index 05909d58e2fe..000000000000 --- a/arch/mips/lib/libgcc.h +++ /dev/null @@ -1,25 +0,0 @@ -#ifndef __ASM_LIBGCC_H -#define __ASM_LIBGCC_H - -#include - -typedef int word_type __attribute__ ((mode (__word__))); - -#ifdef __BIG_ENDIAN -struct DWstruct { - int high, low; -}; -#elif defined(__LITTLE_ENDIAN) -struct DWstruct { - int low, high; -}; -#else -#error I feel sick. -#endif - -typedef union { - struct DWstruct s; - long long ll; -} DWunion; - -#endif /* __ASM_LIBGCC_H */ diff --git a/arch/mips/lib/lshrdi3.c b/arch/mips/lib/lshrdi3.c index 221167c1be55..ceb1a5c14bc8 100644 --- a/arch/mips/lib/lshrdi3.c +++ b/arch/mips/lib/lshrdi3.c @@ -1,6 +1,6 @@ #include -#include "libgcc.h" +#include long long notrace __lshrdi3(long long u, word_type b) { diff --git a/arch/mips/lib/ucmpdi2.c b/arch/mips/lib/ucmpdi2.c deleted file mode 100644 index 08067fa538f2..000000000000 --- a/arch/mips/lib/ucmpdi2.c +++ /dev/null @@ -1,21 +0,0 @@ -#include - -#include "libgcc.h" - -word_type notrace __ucmpdi2(unsigned long long a, unsigned long long b) -{ - const DWunion au = {.ll = a}; - const DWunion bu = {.ll = b}; - - if ((unsigned int) au.s.high < (unsigned int) bu.s.high) - return 0; - else if ((unsigned int) au.s.high > (unsigned int) bu.s.high) - return 2; - if ((unsigned int) au.s.low < (unsigned int) bu.s.low) - return 0; - else if ((unsigned int) au.s.low > (unsigned int) bu.s.low) - return 2; - return 1; -} - -EXPORT_SYMBOL(__ucmpdi2); -- 2.13.0