diff options
Diffstat (limited to 'meta-xilinx-bsp/recipes-microblaze/gcc/gcc-8/0021-Patch-microblaze-Add-cbranchsi4_reg.patch')
| -rw-r--r-- | meta-xilinx-bsp/recipes-microblaze/gcc/gcc-8/0021-Patch-microblaze-Add-cbranchsi4_reg.patch | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-8/0021-Patch-microblaze-Add-cbranchsi4_reg.patch b/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-8/0021-Patch-microblaze-Add-cbranchsi4_reg.patch new file mode 100644 index 00000000..b04ee580 --- /dev/null +++ b/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-8/0021-Patch-microblaze-Add-cbranchsi4_reg.patch @@ -0,0 +1,159 @@ +From f846bd900d5277dd9defb5fe0625f97e3417ee61 Mon Sep 17 00:00:00 2001 +From: Mahesh Bodapati <mbodapat@xilinx.com> +Date: Tue, 17 Jan 2017 17:04:37 +0530 +Subject: [PATCH 21/54] [Patch, microblaze]: Add cbranchsi4_reg This patch + optimizes the generation of pcmpne/pcmpeq instruction if the compare + instruction has no immediate values.For the immediate values the xor + instruction is generated + +Signed-off-by: Nagaraju Mekala <nmekala@xilix.com> +Signed-off-by: Ajit Agarwal <ajitkum@xilinx.com> + +ChangeLog: +2015-01-13 Nagaraju Mekala <nmekala@xilix.com> + Ajit Agarwal <ajitkum@xilinx.com> + + *microblaze.md (cbranchsi4_reg): New + *microblaze.c (microblaze_expand_conditional_branch_reg): New + +Conflicts: + + gcc/config/microblaze/microblaze-protos.h +--- + gcc/config/microblaze/microblaze-protos.h | 2 +- + gcc/testsuite/gcc.target/microblaze/isa/fcmp1.c | 2 +- + gcc/testsuite/gcc.target/microblaze/isa/fcmp2.c | 2 +- + gcc/testsuite/gcc.target/microblaze/isa/fcmp3.c | 2 +- + gcc/testsuite/gcc.target/microblaze/isa/fcmp4.c | 2 +- + gcc/testsuite/gcc.target/microblaze/isa/nofcmp.c | 14 +++++++------- + gcc/testsuite/gcc.target/microblaze/isa/vanilla.c | 12 ++++++------ + gcc/testsuite/gcc.target/microblaze/others/builtin-trap.c | 2 +- + 8 files changed, 19 insertions(+), 19 deletions(-) + +diff --git a/gcc/config/microblaze/microblaze-protos.h b/gcc/config/microblaze/microblaze-protos.h +index f8a56f7..c39e2e9 100644 +--- a/gcc/config/microblaze/microblaze-protos.h ++++ b/gcc/config/microblaze/microblaze-protos.h +@@ -32,7 +32,7 @@ extern int microblaze_expand_shift (rtx *); + extern bool microblaze_expand_move (machine_mode, rtx *); + extern bool microblaze_expand_block_move (rtx, rtx, rtx, rtx); + extern void microblaze_expand_divide (rtx *); +-extern void microblaze_expand_conditional_branch (machine_mode, rtx *); ++extern void microblaze_expand_conditional_branch (enum machine_mode, rtx *); + extern void microblaze_expand_conditional_branch_reg (machine_mode, rtx *); + extern void microblaze_expand_conditional_branch_sf (rtx *); + extern int microblaze_can_use_return_insn (void); +diff --git a/gcc/testsuite/gcc.target/microblaze/isa/fcmp1.c b/gcc/testsuite/gcc.target/microblaze/isa/fcmp1.c +index 4041a24..ccc6a46 100644 +--- a/gcc/testsuite/gcc.target/microblaze/isa/fcmp1.c ++++ b/gcc/testsuite/gcc.target/microblaze/isa/fcmp1.c +@@ -6,5 +6,5 @@ void float_func () + { + /* { dg-final { scan-assembler "fcmp\.(le|gt)\tr(\[0-9]\|\[1-2]\[0-9]\|3\[0-1]),r(\[0-9]\|\[1-2]\[0-9]\|3\[0-1]),r(\[0-9]\|\[1-2]\[0-9]\|3\[0-1])\[^0-9]" } } */ + if (f2 <= f3) +- print ("le"); ++ f2 = f3; + } +diff --git a/gcc/testsuite/gcc.target/microblaze/isa/fcmp2.c b/gcc/testsuite/gcc.target/microblaze/isa/fcmp2.c +index 3902b83..1dd5fe6 100644 +--- a/gcc/testsuite/gcc.target/microblaze/isa/fcmp2.c ++++ b/gcc/testsuite/gcc.target/microblaze/isa/fcmp2.c +@@ -6,5 +6,5 @@ void float_func () + { + /* { dg-final { scan-assembler "fcmp\.(lt|ge)\tr(\[0-9]\|\[1-2]\[0-9]\|3\[0-1]),r(\[0-9]\|\[1-2]\[0-9]\|3\[0-1]),r(\[0-9]\|\[1-2]\[0-9]\|3\[0-1])\[^0-9]" } } */ + if (f2 < f3) +- print ("lt"); ++ f2 = f3; + } +diff --git a/gcc/testsuite/gcc.target/microblaze/isa/fcmp3.c b/gcc/testsuite/gcc.target/microblaze/isa/fcmp3.c +index 8555974..d6f80fb 100644 +--- a/gcc/testsuite/gcc.target/microblaze/isa/fcmp3.c ++++ b/gcc/testsuite/gcc.target/microblaze/isa/fcmp3.c +@@ -6,5 +6,5 @@ void float_func () + { + /* { dg-final { scan-assembler "fcmp\.(eq|ne)\tr(\[0-9]\|\[1-2]\[0-9]\|3\[0-1]),r(\[0-9]\|\[1-2]\[0-9]\|3\[0-1]),r(\[0-9]\|\[1-2]\[0-9]\|3\[0-1])\[^0-9]" } } */ + if (f2 == f3) +- print ("eq"); ++ f1 = f2 + f3; + } +diff --git a/gcc/testsuite/gcc.target/microblaze/isa/fcmp4.c b/gcc/testsuite/gcc.target/microblaze/isa/fcmp4.c +index 79cc5f9..d117724 100644 +--- a/gcc/testsuite/gcc.target/microblaze/isa/fcmp4.c ++++ b/gcc/testsuite/gcc.target/microblaze/isa/fcmp4.c +@@ -5,5 +5,5 @@ void float_func(float f1, float f2, float f3) + /* { dg-final { scan-assembler "fcmp\.eq\tr(\[0-9]\|\[1-2]\[0-9]\|3\[0-1]),r(\[0-9]\|\[1-2]\[0-9]\|3\[0-1]),r(\[0-9]\|\[1-2]\[0-9]\|3\[0-1])\[^0-9]" } } */ + /* { dg-final { scan-assembler "fcmp\.le\tr(\[0-9]\|\[1-2]\[0-9]\|3\[0-1]),r(\[0-9]\|\[1-2]\[0-9]\|3\[0-1]),r(\[0-9]\|\[1-2]\[0-9]\|3\[0-1])\[^0-9]" } } */ + if(f1==f2 && f1<=f3) +- print ("f1 eq f2 && f1 le f3"); ++ f2 = f3; + } +diff --git a/gcc/testsuite/gcc.target/microblaze/isa/nofcmp.c b/gcc/testsuite/gcc.target/microblaze/isa/nofcmp.c +index ebfb170..7582297 100644 +--- a/gcc/testsuite/gcc.target/microblaze/isa/nofcmp.c ++++ b/gcc/testsuite/gcc.target/microblaze/isa/nofcmp.c +@@ -5,17 +5,17 @@ volatile float f1, f2, f3; + void float_func () + { + /* { dg-final { scan-assembler-not "fcmp" } } */ +- if (f2 <= f3) +- print ("le"); ++ if (f2 <= f3) ++ f1 = f3; + else if (f2 == f3) +- print ("eq"); ++ f1 = f3; + else if (f2 < f3) +- print ("lt"); ++ f1 = f3; + else if (f2 > f3) +- print ("gt"); ++ f1 = f3; + else if (f2 >= f3) +- print ("ge"); ++ f1 = f3; + else if (f2 != f3) +- print ("ne"); ++ f1 = f3; + + } +diff --git a/gcc/testsuite/gcc.target/microblaze/isa/vanilla.c b/gcc/testsuite/gcc.target/microblaze/isa/vanilla.c +index 1d6ba80..532c035 100644 +--- a/gcc/testsuite/gcc.target/microblaze/isa/vanilla.c ++++ b/gcc/testsuite/gcc.target/microblaze/isa/vanilla.c +@@ -74,16 +74,16 @@ void float_cmp_func () + { + /* { dg-final { scan-assembler-not "fcmp" } } */ + if (f2 <= f3) +- print ("le"); ++ f1 = f3; + else if (f2 == f3) +- print ("eq"); ++ f1 = f3; + else if (f2 < f3) +- print ("lt"); ++ f1 = f3; + else if (f2 > f3) +- print ("gt"); ++ f1 = f3; + else if (f2 >= f3) +- print ("ge"); ++ f1 = f3; + else if (f2 != f3) +- print ("ne"); ++ f1 = f3; + + } +diff --git a/gcc/testsuite/gcc.target/microblaze/others/builtin-trap.c b/gcc/testsuite/gcc.target/microblaze/others/builtin-trap.c +index fdcde1f..580b4db 100644 +--- a/gcc/testsuite/gcc.target/microblaze/others/builtin-trap.c ++++ b/gcc/testsuite/gcc.target/microblaze/others/builtin-trap.c +@@ -5,4 +5,4 @@ void trap () + __builtin_trap (); + } + +-/* { dg-final { scan-assembler "brki\tr0,-1" } } */ +\ No newline at end of file ++/* { dg-final { scan-assembler "bri\t0" } } */ +-- +2.7.4 + |