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-rw-r--r--toolchain/gcc/patches/5.4.0/040-fix-mips-ICE-PR-68400.patch23
1 files changed, 23 insertions, 0 deletions
diff --git a/toolchain/gcc/patches/5.4.0/040-fix-mips-ICE-PR-68400.patch b/toolchain/gcc/patches/5.4.0/040-fix-mips-ICE-PR-68400.patch
new file mode 100644
index 0000000000..e88af34032
--- /dev/null
+++ b/toolchain/gcc/patches/5.4.0/040-fix-mips-ICE-PR-68400.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