patches/gcc/4.3.1/230-pr34571.patch
author Michael Hope <michael.hope@linaro.org>
Wed Oct 19 15:27:32 2011 +1300 (2011-10-19)
changeset 2739 f320e22f2cba
parent 746 b150d6f590fc
permissions -rw-r--r--
arch: add softfp support

Some architectures support a mixed hard/soft floating point, where
the compiler emits hardware floating point instructions, but passes
the operands in core (aka integer) registers.

For example, ARM supports this mode (to come in the next changeset).

Add support for softfp cross compilers to the GCC and GLIBC
configuration. Needed for Ubuntu and other distros that are softfp.

Signed-off-by: Michael Hope <michael.hope@linaro.org>
[yann.morin.1998@anciens.enib.fr: split the original patch]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
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Original patch from gentoo: gentoo/src/patchsets/gcc/4.3.1/gentoo/64_all_gcc43-pr34571.patch
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http://gcc.gnu.org/PR34571
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2007-12-26  Rask Ingemann Lambertsen  <rask@sygehus.dk>
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	PR target/34571
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	* config/alpha/alpha.c (alpha_cannot_force_const_mem): Use
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	symbolic_operand.
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	* varasm.c (output_constant_pool_1): Fix typo.
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diff -durN gcc-4.3.1.orig/gcc/config/alpha/alpha.c gcc-4.3.1/gcc/config/alpha/alpha.c
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--- gcc-4.3.1.orig/gcc/config/alpha/alpha.c	2008-02-07 18:45:24.000000000 +0100
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+++ gcc-4.3.1/gcc/config/alpha/alpha.c	2008-06-10 14:58:24.000000000 +0200
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@@ -1113,8 +1113,7 @@
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 static bool
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 alpha_cannot_force_const_mem (rtx x)
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 {
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-  enum rtx_code code = GET_CODE (x);
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-  return code == SYMBOL_REF || code == LABEL_REF || code == CONST;
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+  return symbolic_operand (x, GET_MODE (x));
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 }
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 /* We do not allow indirect calls to be optimized into sibling calls, nor
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diff -durN gcc-4.3.1.orig/gcc/varasm.c gcc-4.3.1/gcc/varasm.c
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--- gcc-4.3.1.orig/gcc/varasm.c	2007-12-05 22:55:10.000000000 +0100
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+++ gcc-4.3.1/gcc/varasm.c	2008-06-10 14:58:24.000000000 +0200
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@@ -3710,7 +3710,7 @@
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       /* FALLTHRU  */
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     case LABEL_REF:
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-      tmp = XEXP (x, 0);
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+      tmp = XEXP (tmp, 0);
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       gcc_assert (!INSN_DELETED_P (tmp));
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       gcc_assert (!NOTE_P (tmp)
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 		  || NOTE_KIND (tmp) != NOTE_INSN_DELETED);