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mt-sde (CFLAGS_FOR_TARGET): Replace -fno-optimize-sibling-calls with -minterlink-mips16.

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config/
	* mt-sde (CFLAGS_FOR_TARGET): Replace -fno-optimize-sibling-calls
	with -minterlink-mips16.
	(CXXFLAGS_FOR_TARGET): Likewise.

gcc/
	* config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.

From-SVN: r128644
This commit is contained in:
Richard Sandiford 2007-09-21 07:33:31 +00:00 committed by Richard Sandiford
parent 51b09ce3d9
commit 6eed4bbf1d
4 changed files with 20 additions and 18 deletions
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6
config/ChangeLog
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@ -1,3 +1,9 @@
2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
* mt-sde (CFLAGS_FOR_TARGET): Replace -fno-optimize-sibling-calls
with -minterlink-mips16.
(CXXFLAGS_FOR_TARGET): Likewise.
2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
* mt-mips-elfoabi: New file.

20
config/mt-sde
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@ -1,10 +1,10 @@
# 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. -mno-gpopt has two purposes:
# it allows libraries to be used in situations where $gp != our _gp,
# and it allows them to be built with -G8 while retaining link compability
# with -G0 and -G4.
CFLAGS_FOR_TARGET = -Os -fno-optimize-sibling-calls -mcode-xonly -mno-gpopt
CXXFLAGS_FOR_TARGET = -Os -fno-optimize-sibling-calls -mcode-xonly -mno-gpopt
# We default to building libraries optimised for size. We use
# -minterlink-mips16 so that the non-MIPS16 libraries can still be
# linked against partly-MIPS16 code. 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. -mno-gpopt
# has two purposes: it allows libraries to be used in situations where
# $gp != our _gp, and it allows them to be built with -G8 while
# retaining link compability with -G0 and -G4.
CFLAGS_FOR_TARGET = -Os -minterlink-mips16 -mcode-xonly -mno-gpopt
CXXFLAGS_FOR_TARGET = -Os -minterlink-mips16 -mcode-xonly -mno-gpopt

4
gcc/ChangeLog
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@ -1,3 +1,7 @@
2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
* config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
2007-09-20 Nigel Stephens <nigel@mips.com>
Chao-ying Fu <fu@mips.com>

8
gcc/config/mips/t-sde
View File

@ -10,14 +10,6 @@ $(T)crtn.o: $(srcdir)/config/mips/crtn.asm $(GCC_PASSES)
$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(MULTILIB_CFLAGS) $(INCLUDES) \
-c -o $(T)crtn.o -x assembler-with-cpp $(srcdir)/config/mips/crtn.asm
# We must build libgcc2.a with -G 0, in case the user wants to link
# 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).
# 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 mcode-readable=no
MULTILIB_DIRNAMES = el eb mips32 mips32r2 mips64 mips16 sof f64 spram
MULTILIB_MATCHES = EL=mel EB=meb