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-rw-r--r--packages/gcc/gcc-4.2.2/arm-crunch-neg2.patch25
1 files changed, 25 insertions, 0 deletions
diff --git a/packages/gcc/gcc-4.2.2/arm-crunch-neg2.patch b/packages/gcc/gcc-4.2.2/arm-crunch-neg2.patch
new file mode 100644
index 0000000000..4fd91f3215
--- /dev/null
+++ b/packages/gcc/gcc-4.2.2/arm-crunch-neg2.patch
@@ -0,0 +1,25 @@
+--- gcc-4.1.2/gcc/config/arm/cirrus.md-original 2007-06-12 17:01:24.000000000 +1000
++++ gcc-4.1.2/gcc/config/arm/cirrus.md 2007-06-12 17:03:26.000000000 +1000
+@@ -255,18 +256,20 @@
+ [(set_attr "cirrus" "normal")]
+ )
+
++;; appears to be buggy: neg 0 != -0
+ (define_insn "*cirrus_negsf2"
+ [(set (match_operand:SF 0 "cirrus_fp_register" "=v")
+ (neg:SF (match_operand:SF 1 "cirrus_fp_register" "v")))]
+- "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_MAVERICK"
++ "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_MAVERICK && 0"
+ "cfnegs%?\\t%V0, %V1"
+ [(set_attr "cirrus" "normal")]
+ )
+
++;; appears to be buggy: neg 0 != -0
+ (define_insn "*cirrus_negdf2"
+ [(set (match_operand:DF 0 "cirrus_fp_register" "=v")
+ (neg:DF (match_operand:DF 1 "cirrus_fp_register" "v")))]
+- "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_MAVERICK"
++ "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_MAVERICK && 0"
+ "cfnegd%?\\t%V0, %V1"
+ [(set_attr "cirrus" "normal")]
+ )