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-rw-r--r--packages/gcc/gcc-4.2.4/arm-crunch-compare-geu.patch48
1 files changed, 48 insertions, 0 deletions
diff --git a/packages/gcc/gcc-4.2.4/arm-crunch-compare-geu.patch b/packages/gcc/gcc-4.2.4/arm-crunch-compare-geu.patch
new file mode 100644
index 0000000000..3d27cc1d9d
--- /dev/null
+++ b/packages/gcc/gcc-4.2.4/arm-crunch-compare-geu.patch
@@ -0,0 +1,48 @@
+--- gcc-4.1.2/gcc/config/arm/arm.md-original 2007-06-08 06:39:41.000000000 +1000
++++ gcc-4.1.2/gcc/config/arm/arm.md 2007-06-08 06:41:00.000000000 +1000
+@@ -7125,6 +7125,22 @@
+ (set_attr "length" "8")]
+ )
+
++; Special pattern to match GEU for MAVERICK.
++(define_insn "*arm_bgeu"
++ [(set (pc)
++ (if_then_else (geu (match_operand 1 "cc_register" "") (const_int 0))
++ (label_ref (match_operand 0 "" ""))
++ (pc)))]
++ "TARGET_ARM && (TARGET_MAVERICK)"
++ "*
++ gcc_assert (!arm_ccfsm_state);
++ if (get_attr_cirrus (prev_active_insn(insn)) == CIRRUS_COMPARE)
++ return \"beq\\t%l0\;bvs\\t%l0\"; else return \"bge\\t%l0\;nop\";
++ "
++ [(set_attr "conds" "jump_clob")
++ (set_attr "length" "8")]
++)
++
+ ; Special pattern to match UNLT for MAVERICK - UGLY since we need to test for Z=0 && V=0.
+ (define_insn "*arm_bunlt"
+ [(set (pc)
+@@ -7240,6 +7256,22 @@
+ (set_attr "length" "8")]
+ )
+
++; Special pattern to match reversed GEU for MAVERICK.
++(define_insn "*arm_bgeu_reversed"
++ [(set (pc)
++ (if_then_else (geu (match_operand 1 "cc_register" "") (const_int 0))
++ (pc)
++ (label_ref (match_operand 0 "" ""))))]
++ "TARGET_ARM && (TARGET_MAVERICK)"
++ "*
++ gcc_assert (!arm_ccfsm_state);
++
++ return \"beq\\t.+12\;bvs\\t.+8\;b\\t%l0\";
++ "
++ [(set_attr "conds" "jump_clob")
++ (set_attr "length" "12")]
++)
++
+ ; Special pattern to match reversed UNLT for MAVERICK.
+ (define_insn "*arm_bunlt_reversed"
+ [(set (pc)