diff options
| -rw-r--r-- | ChangeLog | 8 | ||||
| -rw-r--r-- | config/mt-sde | 8 | ||||
| -rwxr-xr-x | configure | 3 | ||||
| -rw-r--r-- | configure.ac | 3 | ||||
| -rw-r--r-- | gcc/ChangeLog | 10 | ||||
| -rw-r--r-- | gcc/config/mips/sde.h | 11 | ||||
| -rw-r--r-- | gcc/config/mips/t-sde | 8 |
7 files changed, 46 insertions, 5 deletions
@@ -1,3 +1,11 @@ +2007-08-17 Richard Sandiford <richard@codesourcery.com> + Nigel Stephens <nigel@mips.com> + + * config/mt-sde: New file. + * configure.ac (mips*-sde-elf*): New stanza. Use config/mt-sde + as target_makefile_frag. + * configure: Regenerate. + 2007-08-16 Alexandre Oliva <aoliva@redhat.com> * Makefile.def (STAGE2_CFLAGS, STAGE3_CFLAGS, STAGE4_CFLAGS): diff --git a/config/mt-sde b/config/mt-sde new file mode 100644 index 0000000..e746161 --- /dev/null +++ b/config/mt-sde @@ -0,0 +1,8 @@ +# We default to building libraries optimised for size. We switch off +# sibling-call optimization to permit interlinking of MIPS16 and +# non-MIPS16 functions. The -mcode-xonly option allows MIPS16 +# libraries to run on Harvard-style split I/D memories, so long as +# they have the D-to-I redirect for pc-relative loads. + +CFLAGS_FOR_TARGET = -Os -fno-optimize-sibling-calls -mcode-xonly +CXXFLAGS_FOR_TARGET = -Os -fno-optimize-sibling-calls -mcode-xonly @@ -5224,6 +5224,9 @@ case "${target}" in spu-*-*) target_makefile_frag="config/mt-spu" ;; + mips*-sde-elf*) + target_makefile_frag="config/mt-sde" + ;; *-*-netware*) target_makefile_frag="config/mt-netware" ;; diff --git a/configure.ac b/configure.ac index 8f957f4..9e0efc3 100644 --- a/configure.ac +++ b/configure.ac @@ -1748,6 +1748,9 @@ case "${target}" in spu-*-*) target_makefile_frag="config/mt-spu" ;; + mips*-sde-elf*) + target_makefile_frag="config/mt-sde" + ;; *-*-netware*) target_makefile_frag="config/mt-netware" ;; diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 659a586..00894c9 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,13 @@ +2007-08-17 Richard Sandiford <richard@codesourcery.com> + Nigel Stephens <nigel@mips.com> + + * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas. + Treat -mno-data-in-code and -mcode-xonly as aliases for + -mcode-readable=no and -mcode-readable=pcrel respectively. + * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly. + (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs. + (MULTILIB_DIRNAMES): Update accordingly. + 2007-08-17 H.J. Lu <hongjiu.lu@intel.com> * Makefile.in (version.o): Depend on $(REVISION) only if diff --git a/gcc/config/mips/sde.h b/gcc/config/mips/sde.h index 14a1610..d8094c5 100644 --- a/gcc/config/mips/sde.h +++ b/gcc/config/mips/sde.h @@ -36,11 +36,18 @@ Boston, MA 02111-1307, USA. */ /* Remove a redundant -mfp64 for -mabi=n32; we want the !mfp64 \ multilibs. There's no need to check whether the architecture \ is 64-bit; cc1 will complain if it isn't. */ \ - "%{mabi=n32: %<mfp64}" \ + "%{mabi=n32: %<mfp64}", \ \ /* Make sure that an endian option is always present. This makes \ things like LINK_SPEC easier to write. */ \ - "%{!EB:%{!EL:%(endian_spec)}}" + "%{!EB:%{!EL:%(endian_spec)}}", \ + \ + /* -mcode-xonly is a traditional alias for -mcode-readable=pcrel and \ + -mno-data-in-code is a traditional alias for -mcode-readable=no. \ + The latter trumps the former. */ \ + "%{mno-data-in-code: -mcode-readable=no}", \ + "%{!mcode-readable=no: %{mcode-xonly: -mcode-readable=pcrel}}", \ + "%<mno-data-in-code %<mcode-xonly" /* Use trap rather than break for all but MIPS I ISA. Force -no-mips16, so that MIPS16 assembler code requires an explicit ".set mips16". diff --git a/gcc/config/mips/t-sde b/gcc/config/mips/t-sde index 40c62dc..e019cbb 100644 --- a/gcc/config/mips/t-sde +++ b/gcc/config/mips/t-sde @@ -14,10 +14,12 @@ $(T)crtn.o: $(srcdir)/config/mips/crtn.asm $(GCC_PASSES) # without the $gp register. Use -fno-optimize-sibling-calls in case # we have a mixed mips16/non-mips16 environment where a plain "jump" # instuction won't work across the divide (no jx instruction). -TARGET_LIBGCC2_CFLAGS = -G 0 -fno-optimize-sibling-calls +# Compile libraries with -mcode-xonly, so that they are link-compatible +# with both -mcode-readable=pcrel and -mcode-readable=yes. +TARGET_LIBGCC2_CFLAGS = -G 0 -fno-optimize-sibling-calls -mcode-xonly -MULTILIB_OPTIONS = EL/EB mips32/mips32r2/mips64 mips16 msoft-float/mfp64 -MULTILIB_DIRNAMES = el eb mips32 mips32r2 mips64 mips16 sof f64 +MULTILIB_OPTIONS = EL/EB mips32/mips32r2/mips64 mips16 msoft-float/mfp64 mcode-readable=no +MULTILIB_DIRNAMES = el eb mips32 mips32r2 mips64 mips16 sof f64 spram MULTILIB_MATCHES = EL=mel EB=meb # The -mfp64 option is only valid in conjunction with -mips32r2. |