gcc: fix internal compiler error on MIPS with MIPS16 enabled (triggered by libpcap)

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 47494
master
Felix Fietkau 9 years ago
parent 49b3fc70e5
commit 52a307e54a
  1. 23
      toolchain/gcc/patches/5.2.0/040-fix-mips-ICE-PR-68400.patch
  2. 2
      toolchain/gcc/patches/5.2.0/930-fix-mips-noexecstack.patch

@ -0,0 +1,23 @@
--- a/gcc/config/mips/mips.c
+++ b/gcc/config/mips/mips.c
@@ -8001,9 +8001,17 @@ mask_low_and_shift_p (machine_mode mode,
bool
and_operands_ok (machine_mode mode, rtx op1, rtx op2)
{
- return (memory_operand (op1, mode)
- ? and_load_operand (op2, mode)
- : and_reg_operand (op2, mode));
+ if (!memory_operand (op1, mode))
+ return and_reg_operand (op2, mode);
+
+ if (!and_load_operand (op2, mode))
+ return false;
+
+ if (!TARGET_MIPS16 || si_mask_operand(op2, mode))
+ return true;
+
+ op1 = XEXP (op1, 0);
+ return !(REG_P (op1) && REGNO (op1) == STACK_POINTER_REGNUM);
}
/* The canonical form of a mask-low-and-shift-left operation is

@ -48,7 +48,7 @@ sellcey@mips.com
--- a/gcc/config/mips/mips.c
+++ b/gcc/config/mips/mips.c
@@ -19621,6 +19621,9 @@ mips_lra_p (void)
@@ -19629,6 +19629,9 @@ mips_lra_p (void)
#undef TARGET_LRA_P
#define TARGET_LRA_P mips_lra_p

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