Revert "gcc: Fix performance degradation on Microblaze 64"

This reverts commit 1bb08d385a4dbd1a3bf07a3917ea32f4be91ffac.

Signed-off-by: Mark Hatle <mark.hatle@xilinx.com>

2 files changed, 0 insertions, 52 deletions

diff --git a/meta-microblaze/recipes-devtools/gcc/gcc-10/0056-Patch-MicroBlaze-Added-zero_extendqidi2-and-zero_ext.patch b/meta-microblaze/recipes-devtools/gcc/gcc-10/0056-Patch-MicroBlaze-Added-zero_extendqidi2-and-zero_ext.patch
deleted file mode 100644
index 0af64096..00000000
--- a/meta-microblaze/recipes-devtools/gcc/gcc-10/0056-Patch-MicroBlaze-Added-zero_extendqidi2-and-zero_ext.patch
+++ /dev/null
@@ -1,51 +0,0 @@
-From 9ffd7d3ba55a9dc63093f16a02b8d5634ffd2a39 Mon Sep 17 00:00:00 2001
-From: Mahesh Bodapati <mbodapat@xilinx.com>
-Date: Wed, 11 Aug 2021 15:31:47 +0530
-Subject: [PATCH] [Patch,MicroBlaze] : Added zero_extendqidi2 and
- zero_extendhidi2 patterns to resolve TSR-974519. in GCC 10.2,commit
- 0a237a94c206b53eb: Do not propagate results from inner REGS to paradoxical
- SUBREGs and this commit is causing the MB 64 compiler to generate extra
- instructions.
-
----
- gcc/config/microblaze/microblaze.md | 24 ++++++++++++++++++++++++
- 1 file changed, 24 insertions(+)
-
-diff --git a/gcc/config/microblaze/microblaze.md b/gcc/config/microblaze/microblaze.md
-index 71ac46dfb6c..b34e963e176 100644
---- a/gcc/config/microblaze/microblaze.md
-+++ b/gcc/config/microblaze/microblaze.md
-@@ -1191,6 +1191,30 @@
-   (set_attr "mode"     "SI,SI,SI")
-   (set_attr "length"   "4,4,8")])
- 
-+(define_insn "zero_extendhidi2"
-+  [(set (match_operand:DI 0 "register_operand" "=d,d,d")
-+        (zero_extend:DI (match_operand:HI 1 "nonimmediate_operand" "d,R,m")))]
-+  "TARGET_MB_64"
-+  "@
-+  andli\t%0,%1,0xffff
-+  lhu%i1\t%0,%1
-+  lhu%i1\t%0,%1"
-+  [(set_attr "type"     "no_delay_arith,load,no_delay_load")
-+  (set_attr "mode"      "DI,DI,DI")
-+  (set_attr "length"    "8,4,8")])
-+
-+(define_insn "zero_extendqidi2"
-+  [(set (match_operand:DI 0 "register_operand" "=d,d,d")
-+        (zero_extend:DI (match_operand:QI 1 "nonimmediate_operand" "d,R,m")))]
-+  "TARGET_MB_64"
-+  "@
-+  andli\t%0,%1,0x00ff
-+  lbu%i1\t%0,%1
-+  lbu%i1\t%0,%1"
-+  [(set_attr "type"     "arith,load,no_delay_load")
-+  (set_attr "mode"      "DI,DI,DI")
-+  (set_attr "length"    "4,4,8")])
-+
- ;;----------------------------------------------------------------
- ;; Sign extension
- ;;----------------------------------------------------------------
--- 
-2.17.1
-
diff --git a/meta-microblaze/recipes-devtools/gcc/gcc-source_11.%.bbappend b/meta-microblaze/recipes-devtools/gcc/gcc-source_11.%.bbappend
index d80469da..16c845cd 100644
--- a/meta-microblaze/recipes-devtools/gcc/gcc-source_11.%.bbappend
+++ b/meta-microblaze/recipes-devtools/gcc/gcc-source_11.%.bbappend
@@ -57,6 +57,5 @@ SRC_URI_append_microblaze = " \
     file://0053-Patch-microblaze-Reducing-Stack-space-for-arguments.patch \
     file://0054-Patch-MicroBlaze-Typo-in-the-previous-commits.bsefi-.patch \
     file://0055-Patch-MicroBlaze.patch \
-    file://0056-Patch-MicroBlaze-Added-zero_extendqidi2-and-zero_ext.patch \
     file://microblaze-mulitlib-hack.patch \
 "