diff options
Diffstat (limited to 'debian/patches/arm-multilib-defaults.diff')
| -rw-r--r-- | debian/patches/arm-multilib-defaults.diff | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/debian/patches/arm-multilib-defaults.diff b/debian/patches/arm-multilib-defaults.diff new file mode 100644 index 0000000..c2a623b --- /dev/null +++ b/debian/patches/arm-multilib-defaults.diff @@ -0,0 +1,92 @@ +# DP: Set MULTILIB_DEFAULTS for ARM multilib builds + +Index: b/src/gcc/config.gcc +=================================================================== +--- a/src/gcc/config.gcc ++++ b/src/gcc/config.gcc +@@ -3738,10 +3738,18 @@ case "${target}" in + fi + + case "$with_float" in +- "" \ +- | soft | hard | softfp) ++ "") + # OK + ;; ++ soft) ++ tm_defines="${tm_defines} TARGET_CONFIGURED_FLOAT_ABI=0" ++ ;; ++ softfp) ++ tm_defines="${tm_defines} TARGET_CONFIGURED_FLOAT_ABI=1" ++ ;; ++ hard) ++ tm_defines="${tm_defines} TARGET_CONFIGURED_FLOAT_ABI=2" ++ ;; + *) + echo "Unknown floating point type used in --with-float=$with_float" 1>&2 + exit 1 +@@ -3775,6 +3783,9 @@ case "${target}" in + "" \ + | arm | thumb ) + #OK ++ if test "$with_mode" = thumb; then ++ tm_defines="${tm_defines} TARGET_CONFIGURED_THUMB_MODE=1" ++ fi + ;; + *) + echo "Unknown mode used in --with-mode=$with_mode" +Index: b/src/gcc/config/arm/linux-eabi.h +=================================================================== +--- a/src/gcc/config/arm/linux-eabi.h ++++ b/src/gcc/config/arm/linux-eabi.h +@@ -43,7 +43,21 @@ + target hardware. If you override this to use the hard-float ABI then + change the setting of GLIBC_DYNAMIC_LINKER_DEFAULT as well. */ + #undef TARGET_DEFAULT_FLOAT_ABI ++#ifdef TARGET_CONFIGURED_FLOAT_ABI ++#if TARGET_CONFIGURED_FLOAT_ABI == 2 ++#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_HARD ++#define MULTILIB_DEFAULT_FLOAT_ABI "mfloat-abi=hard" ++#elif TARGET_CONFIGURED_FLOAT_ABI == 1 ++#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_SOFTFP ++#define MULTILIB_DEFAULT_FLOAT_ABI "mfloat-abi=softfp" ++#else ++#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_SOFT ++#define MULTILIB_DEFAULT_FLOAT_ABI "mfloat-abi=soft" ++#endif ++#else + #define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_SOFT ++#define MULTILIB_DEFAULT_FLOAT_ABI "mfloat-abi=soft" ++#endif + + /* We default to the "aapcs-linux" ABI so that enums are int-sized by + default. */ +@@ -103,6 +117,28 @@ + #define MUSL_DYNAMIC_LINKER \ + "/lib/ld-musl-arm" MUSL_DYNAMIC_LINKER_E "%{mfloat-abi=hard:hf}.so.1" + ++/* Set the multilib defaults according the configuration, needed to ++ let gcc -print-multi-dir do the right thing. */ ++ ++#if TARGET_BIG_ENDIAN_DEFAULT ++#define MULTILIB_DEFAULT_ENDIAN "mbig-endian" ++#else ++#define MULTILIB_DEFAULT_ENDIAN "mlittle-endian" ++#endif ++ ++#ifndef TARGET_CONFIGURED_THUMB_MODE ++#define MULTILIB_DEFAULT_MODE "marm" ++#elif TARGET_CONFIGURED_THUMB_MODE == 1 ++#define MULTILIB_DEFAULT_MODE "mthumb" ++#else ++#define MULTILIB_DEFAULT_MODE "marm" ++#endif ++ ++#undef MULTILIB_DEFAULTS ++#define MULTILIB_DEFAULTS \ ++ { MULTILIB_DEFAULT_MODE, MULTILIB_DEFAULT_ENDIAN, \ ++ MULTILIB_DEFAULT_FLOAT_ABI, "mno-thumb-interwork" } ++ + /* At this point, bpabi.h will have clobbered LINK_SPEC. We want to + use the GNU/Linux version, not the generic BPABI version. */ + #undef LINK_SPEC |