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https://opencores.org/ocsvn/hf-risc/hf-risc/trunk
Subversion Repositories hf-risc
[/] [hf-risc/] [trunk/] [tools/] [riscv-gnu-toolchain-master/] [patches/] [gcc] - Rev 13
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--- original-gcc/config.sub
+++ gcc/config.sub
@@ -340,6 +340,9 @@ case $basic_machine in
ms1)
basic_machine=mt-unknown
;;
+ riscv)
+ basic_machine=riscv-ucb
+ ;;
strongarm | thumb | xscale)
basic_machine=arm-unknown
--- original-gcc/gcc/config.gcc
+++ gcc/gcc/config.gcc
@@ -439,6 +439,10 @@ powerpc*-*-*)
esac
extra_options="${extra_options} g.opt fused-madd.opt rs6000/rs6000-tables.opt"
;;
+riscv*)
+ cpu_type=riscv
+ need_64bit_hwint=yes
+ ;;
rs6000*-*-*)
extra_options="${extra_options} g.opt fused-madd.opt rs6000/rs6000-tables.opt"
;;
@@ -1976,6 +1980,34 @@ microblaze*-*-elf)
cxx_target_objs="${cxx_target_objs} microblaze-c.o"
tmake_file="${tmake_file} microblaze/t-microblaze"
;;
+riscv32*-*-linux*)
+ tm_file="elfos.h gnu-user.h linux.h glibc-stdint.h riscv/default-32.h ${tm_file} riscv/linux.h riscv/linux64.h"
+ tmake_file="${tmake_file} riscv/t-linux64"
+ gnu_ld=yes
+ gas=yes
+ gcc_cv_initfini_array=yes
+ ;;
+riscv*-*-linux*)
+ tm_file="elfos.h gnu-user.h linux.h glibc-stdint.h ${tm_file} riscv/linux.h riscv/linux64.h"
+ tmake_file="${tmake_file} riscv/t-linux64"
+ gnu_ld=yes
+ gas=yes
+ gcc_cv_initfini_array=yes
+ ;;
+riscv32*-*-elf*)
+ tm_file="elfos.h newlib-stdint.h riscv/default-32.h ${tm_file} riscv/elf.h"
+ tmake_file="${tmake_file} riscv/t-elf"
+ gnu_ld=yes
+ gas=yes
+ gcc_cv_initfini_array=yes
+ ;;
+riscv*-*-elf*)
+ tm_file="elfos.h newlib-stdint.h ${tm_file} riscv/elf.h"
+ tmake_file="${tmake_file} riscv/t-elf"
+ gnu_ld=yes
+ gas=yes
+ gcc_cv_initfini_array=yes
+ ;;
mips*-*-netbsd*) # NetBSD/mips, either endian.
target_cpu_default="MASK_ABICALLS"
tm_file="elfos.h ${tm_file} mips/elf.h netbsd.h netbsd-elf.h mips/netbsd.h"
@@ -3860,6 +3892,31 @@ case "${target}" in
done
;;
+ riscv*-*-*)
+ supported_defaults="abi arch arch_32 arch_64 float tune tune_32 tune_64"
+
+ case ${with_float} in
+ "" | soft | hard)
+ # OK
+ ;;
+ *)
+ echo "Unknown floating point type used in --with-float=$with_float" 1>&2
+ exit 1
+ ;;
+ esac
+
+ case ${with_abi} in
+ "" | 32 | 64)
+ # OK
+ ;;
+ *)
+ echo "Unknown ABI used in --with-abi=$with_abi" 1>&2
+ exit 1
+ ;;
+ esac
+
+ ;;
+
mips*-*-*)
supported_defaults="abi arch arch_32 arch_64 float fpu nan fp_32 odd_spreg_32 tune tune_32 tune_64 divide llsc mips-plt synci"
--- original-gcc/gcc/configure
+++ gcc/gcc/configure
@@ -23717,6 +23717,25 @@ x3: .space 4
tls_first_minor=14
tls_as_opt="-a32 --fatal-warnings"
;;
+ riscv*-*-*)
+ conftest_s='
+ .section .tdata,"awT",@progbits
+x:
+ .word 2
+ .text
+ la.tls.gd a0,x
+ la.tls.ie a1,x
+ lui a0,%tls_ie_pcrel_hi(x)
+ lw a0,%pcrel_lo(x)(a0)
+ add a0,a0,tp
+ lw a0,0(a0)
+ lui a0,%tprel_hi(x)
+ add a0,a0,tp,%tprel_add(x)
+ lw a0,%tprel_lo(x)(a0)'
+ tls_first_major=2
+ tls_first_minor=21
+ tls_as_opt='-m32 --fatal-warnings'
+ ;;
s390-*-*)
conftest_s='
.section ".tdata","awT",@progbits
--- original-gcc/gcc/configure.ac
+++ gcc/gcc/configure.ac
@@ -3263,6 +3263,25 @@ x3: .space 4
tls_first_minor=14
tls_as_opt="-a32 --fatal-warnings"
;;
+ riscv*-*-*)
+ conftest_s='
+ .section .tdata,"awT",@progbits
+x:
+ .word 2
+ .text
+ la.tls.gd a0,x
+ la.tls.ie a1,x
+ lui a0,%tls_ie_pcrel_hi(x)
+ lw a0,%pcrel_lo(x)(a0)
+ add a0,a0,tp
+ lw a0,0(a0)
+ lui a0,%tprel_hi(x)
+ add a0,a0,tp,%tprel_add(x)
+ lw a0,%tprel_lo(x)(a0)'
+ tls_first_major=2
+ tls_first_minor=21
+ tls_as_opt='-m32 --fatal-warnings'
+ ;;
s390-*-*)
conftest_s='
.section ".tdata","awT",@progbits
--- original-gcc/gcc/testsuite/gcc.c-torture/execute/20101011-1.c
+++ gcc/gcc/testsuite/gcc.c-torture/execute/20101011-1.c
@@ -6,6 +6,9 @@
#elif defined (__powerpc__) || defined (__PPC__) || defined (__ppc__) || defined (__POWERPC__) || defined (__ppc)
/* On PPC division by zero does not trap. */
# define DO_TEST 0
+#elif defined (__riscv__)
+ /* On RISC-V division by zero does not trap. */
+# define DO_TEST 0
#elif defined (__SPU__)
/* On SPU division by zero does not trap. */
# define DO_TEST 0
--- original-gcc/gcc/testsuite/gcc.dg/20020312-2.c
+++ gcc/gcc/testsuite/gcc.dg/20020312-2.c
@@ -66,6 +66,8 @@ extern void abort (void);
# else
# define PIC_REG "30"
# endif
+#elif defined(__riscv__)
+/* No pic register. */
#elif defined(__RX__)
/* No pic register. */
#elif defined(__s390__)
--- original-gcc/gcc/testsuite/gcc.dg/20040813-1.c
+++ gcc/gcc/testsuite/gcc.dg/20040813-1.c
@@ -2,7 +2,7 @@
/* Contributed by Devang Patel <dpatel@apple.com> */
/* { dg-do compile } */
-/* { dg-skip-if "No stabs" { aarch64*-*-* mmix-*-* *-*-aix* alpha*-*-* hppa*64*-*-* ia64-*-* tile*-*-* nios2-*-* *-*-vxworks* nvptx-*-* } { "*" } { "" } } */
+/* { dg-skip-if "No stabs" { aarch64*-*-* mmix-*-* *-*-aix* alpha*-*-* hppa*64*-*-* ia64-*-* riscv*-*-* tile*-*-* nios2-*-* *-*-vxworks* nvptx-*-* } { "*" } { "" } } */
/* { dg-options "-gstabs" } */
int
--- original-gcc/gcc/testsuite/gcc.dg/stack-usage-1.c
+++ gcc/gcc/testsuite/gcc.dg/stack-usage-1.c
@@ -61,6 +61,8 @@
# else
# define SIZE 240
# endif
+#elif defined (__riscv__)
+# define SIZE 240
#elif defined (__AVR__)
# define SIZE 254
#elif defined (__s390x__)
--- original-gcc/libatomic/configure.tgt
+++ gcc/libatomic/configure.tgt
@@ -33,6 +33,7 @@ case "${target_cpu}" in
ARCH=alpha
;;
rs6000 | powerpc*) ARCH=powerpc ;;
+ riscv*) ARCH=riscv ;;
sh*) ARCH=sh ;;
arm*)
--- original-gcc/libgcc/config.host
+++ gcc/libgcc/config.host
@@ -167,6 +167,9 @@ powerpc*-*-*)
;;
rs6000*-*-*)
;;
+riscv*)
+ cpu_type=riscv
+ ;;
sparc64*-*-*)
cpu_type=sparc
;;
@@ -1059,6 +1062,18 @@ powerpcle-*-eabi*)
tmake_file="${tmake_file} rs6000/t-ppccomm rs6000/t-crtstuff t-crtstuff-pic t-fdpbit"
extra_parts="$extra_parts crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o ecrti.o ecrtn.o ncrti.o ncrtn.o"
;;
+riscv32*-*-linux*)
+ tmake_file="${tmake_file} riscv/t-fpbit riscv/t-dpbit riscv/t-tpbit riscv/t-elf riscv/t-elf32"
+ extra_parts="$extra_parts crtbegin.o crtend.o crti.o crtn.o crtendS.o crtbeginT.o"
+ ;;
+riscv*-*-linux*)
+ tmake_file="${tmake_file} riscv/t-fpbit riscv/t-dpbit riscv/t-tpbit riscv/t-elf"
+ extra_parts="$extra_parts crtbegin.o crtend.o crti.o crtn.o crtendS.o crtbeginT.o"
+ ;;
+riscv*-*-*)
+ tmake_file="${tmake_file} riscv/t-fpbit riscv/t-dpbit riscv/t-elf"
+ extra_parts="$extra_parts crtbegin.o crtend.o crti.o crtn.o"
+ ;;
rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
md_unwind_header=rs6000/aix-unwind.h
tmake_file="t-fdpbit rs6000/t-ppc64-fp rs6000/t-slibgcc-aix rs6000/t-ibm-ldouble"
--- original-gcc/libsanitizer/asan/asan_linux.cc
+++ gcc/libsanitizer/asan/asan_linux.cc
@@ -213,6 +213,11 @@ void GetPcSpBp(void *context, uptr *pc,
*pc = ucontext->uc_mcontext.gregs[31];
*bp = ucontext->uc_mcontext.gregs[30];
*sp = ucontext->uc_mcontext.gregs[29];
+# elif defined(__riscv__)
+ ucontext_t *ucontext = (ucontext_t*)context;
+ *pc = ucontext->uc_mcontext.gregs[REG_PC];
+ *bp = ucontext->uc_mcontext.gregs[REG_S0];
+ *sp = ucontext->uc_mcontext.gregs[REG_SP];
#else
# error "Unsupported arch"
#endif
--- original-gcc/libsanitizer/sanitizer_common/sanitizer_platform_limits_linux.cc
+++ gcc/libsanitizer/sanitizer_common/sanitizer_platform_limits_linux.cc
@@ -61,7 +61,8 @@ namespace __sanitizer {
} // namespace __sanitizer
#if !defined(__powerpc64__) && !defined(__x86_64__) && !defined(__aarch64__)\
- && !defined(__mips__) && !defined(__sparc__)
+ && !defined(__mips__) && !defined(__sparc__)\
+ && !defined(__riscv__)
COMPILER_CHECK(struct___old_kernel_stat_sz == sizeof(struct __old_kernel_stat));
#endif
--- original-gcc/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h
+++ gcc/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h
@@ -72,6 +72,10 @@ namespace __sanitizer {
const unsigned struct_kernel_stat_sz = 144;
#endif
const unsigned struct_kernel_stat64_sz = 104;
+#elif defined(__riscv__)
+ const unsigned struct___old_kernel_stat_sz = 0;
+ const unsigned struct_kernel_stat_sz = 128;
+ const unsigned struct_kernel_stat64_sz = 128;
#elif defined(__sparc__) && defined(__arch64__)
const unsigned struct___old_kernel_stat_sz = 0;
const unsigned struct_kernel_stat_sz = 104;
@@ -511,7 +515,7 @@ namespace __sanitizer {
typedef long __sanitizer___kernel_off_t;
#endif
-#if defined(__powerpc__) || defined(__mips__)
+#if defined(__powerpc__) || defined(__mips__) || defined(__riscv__)
typedef unsigned int __sanitizer___kernel_old_uid_t;
typedef unsigned int __sanitizer___kernel_old_gid_t;
#else
diff -ru gcc-5.1.0.orig/libsanitizer/sanitizer_common/sanitizer_platform.h gcc-5.1.0/libsanitizer/sanitizer_common/sanitizer_platform.h
--- gcc-5.1.0.orig/libsanitizer/sanitizer_common/sanitizer_platform.h 2015-05-13 19:36:27.061421043 -0700
+++ gcc-5.1.0/libsanitizer/sanitizer_common/sanitizer_platform.h 2015-05-13 19:44:19.274355577 -0700
@@ -98,9 +98,9 @@
// The AArch64 linux port uses the canonical syscall set as mandated by
// the upstream linux community for all new ports. Other ports may still
-// use legacy syscalls.
+// use legacy syscalls. The RISC-V port also does this.
#ifndef SANITIZER_USES_CANONICAL_LINUX_SYSCALLS
-# if defined(__aarch64__) && SANITIZER_LINUX
+# if (defined(__aarch64__) || defined(__riscv__)) && SANITIZER_LINUX
# define SANITIZER_USES_CANONICAL_LINUX_SYSCALLS 1
# else
# define SANITIZER_USES_CANONICAL_LINUX_SYSCALLS 0
diff -ru gcc-5.1.0.orig/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h gcc-5.1.0/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h
--- gcc-5.1.0.orig/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h 2015-05-13 19:36:27.061421043 -0700
+++ gcc-5.1.0/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.h 2015-05-13 19:39:13.515487834 -0700
@@ -73,7 +73,6 @@
#endif
const unsigned struct_kernel_stat64_sz = 104;
#elif defined(__riscv__)
- const unsigned struct___old_kernel_stat_sz = 0;
const unsigned struct_kernel_stat_sz = 128;
const unsigned struct_kernel_stat64_sz = 128;
#elif defined(__sparc__) && defined(__arch64__)
@@ -104,7 +103,7 @@
#if SANITIZER_LINUX || SANITIZER_FREEBSD
-#if defined(__powerpc64__)
+#if defined(__powerpc64__) || defined(__riscv__)
const unsigned struct___old_kernel_stat_sz = 0;
#elif !defined(__sparc__)
const unsigned struct___old_kernel_stat_sz = 32;
--- original-gcc/libstdc++-v3/configure
+++ gcc/libstdc++-v3/configure
@@ -16641,7 +16641,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
# Long term, -std=c++0x could be even better, could manage to explicitly
# request C99 facilities to the underlying C headers.
ac_save_CXXFLAGS="$CXXFLAGS"
- CXXFLAGS="$CXXFLAGS -std=c++98"
+ CXXFLAGS="$CXXFLAGS -std=gnu++98"
ac_save_LIBS="$LIBS"
ac_save_gcc_no_link="$gcc_no_link"
@@ -17263,9 +17263,11 @@ rm -f core conftest.err conftest.$ac_obj
$as_echo "$glibcxx_cv_c99_wchar" >&6; }
fi
+ # For newlib, don't check complex since missing c99 functions, but
+ # rest of c99 stuff is there so don't loose it
# Option parsed, now set things appropriately.
if test x"$glibcxx_cv_c99_math" = x"no" ||
- test x"$glibcxx_cv_c99_complex" = x"no" ||
+ # test x"$glibcxx_cv_c99_complex" = x"no" ||
test x"$glibcxx_cv_c99_stdio" = x"no" ||
test x"$glibcxx_cv_c99_stdlib" = x"no" ||
test x"$glibcxx_cv_c99_wchar" = x"no"; then