[ARM 4/5 big.LITTLE] Add support for -mcpu=cortex-a57

gcc/
	* config/arm/arm-cores.def (cortex-a57): New.
	* doc/invoke.texi: Document -mcpu=cortex-a57.
	* config/arm/arm-tables.opt: Regenerate.
	* config/arm/arm-tune.md: Regenerate.
	* config/arm/bpabi.h (BE8_LINK_SPEC): Handle -mcpu=cortex-a57.

From-SVN: r206048

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 83084da..6169639 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,13 @@
 2013-12-17  James Greenhalgh  <james.greenhalgh@arm.com>
 
+       * config/arm/arm-cores.def (cortex-a57): New.
+       * doc/invoke.texi: Document -mcpu=cortex-a57.
+       * config/arm/arm-tables.opt: Regenerate.
+       * config/arm/arm-tune.md: Regenerate.
+       * config/arm/bpabi.h (BE8_LINK_SPEC): Handle -mcpu=cortex-a57.
+
+2013-12-17  James Greenhalgh  <james.greenhalgh@arm.com>
+
        * config/arm/arm-cores.def (cortex-a15.cortex-a7): New.
        * doc/invoke.texi: Document -mcpu=cortex-a15.cortex-a7.
        * config/arm/arm-tables.opt: Regenerate.

diff --git a/gcc/config/arm/arm-cores.def b/gcc/config/arm/arm-cores.def
index 0ea5eef..d5e562b 100644 (file)
--- a/gcc/config/arm/arm-cores.def
+++ b/gcc/config/arm/arm-cores.def
@@ -153,3 +153,4 @@ ARM_CORE("cortex-a15.cortex-a7", cortexa15cortexa7, cortexa7,       7A,  FL_LDSCHED |
 
 /* V8 Architecture Processors */
 ARM_CORE("cortex-a53", cortexa53, cortexa53,   8A, FL_LDSCHED, cortex_a53)
+ARM_CORE("cortex-a57", cortexa57, cortexa15,   8A, FL_LDSCHED, cortex_a15)

diff --git a/gcc/config/arm/arm-tables.opt b/gcc/config/arm/arm-tables.opt
index d847c10..03c1560 100644 (file)
--- a/gcc/config/arm/arm-tables.opt
+++ b/gcc/config/arm/arm-tables.opt
@@ -288,6 +288,9 @@ Enum(processor_type) String(cortex-a15.cortex-a7) Value(cortexa15cortexa7)
 EnumValue
 Enum(processor_type) String(cortex-a53) Value(cortexa53)
 
+EnumValue
+Enum(processor_type) String(cortex-a57) Value(cortexa57)
+
 Enum
 Name(arm_arch) Type(int)
 Known ARM architectures (for use with the -march= option):

diff --git a/gcc/config/arm/arm-tune.md b/gcc/config/arm/arm-tune.md
index beee9af..d56956d 100644 (file)
--- a/gcc/config/arm/arm-tune.md
+++ b/gcc/config/arm/arm-tune.md
@@ -30,5 +30,5 @@
        cortexa15,cortexr4,cortexr4f,
        cortexr5,cortexr7,cortexm4,
        cortexm3,marvell_pj4,cortexa15cortexa7,
-       cortexa53"
+       cortexa53,cortexa57"
        (const (symbol_ref "((enum attr_tune) arm_tune)")))

diff --git a/gcc/config/arm/bpabi.h b/gcc/config/arm/bpabi.h
index 669884d..796003b 100644 (file)
--- a/gcc/config/arm/bpabi.h
+++ b/gcc/config/arm/bpabi.h
@@ -63,6 +63,7 @@
    |mcpu=cortex-a15.cortex-a7                          \
    |mcpu=marvell-pj4                                   \
    |mcpu=cortex-a53                                    \
+   |mcpu=cortex-a57                                    \
    |mcpu=generic-armv7-a                                \
    |march=armv7-m|mcpu=cortex-m3                        \
    |march=armv7e-m|mcpu=cortex-m4                       \
@@ -77,6 +78,7 @@
    |mcpu=cortex-a12                                    \
    |mcpu=cortex-a15.cortex-a7                          \
    |mcpu=cortex-a53                                    \
+   |mcpu=cortex-a57                                    \
    |mcpu=marvell-pj4                                   \
    |mcpu=generic-armv7-a                                \
    |march=armv7-m|mcpu=cortex-m3                        \

diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index e069305..9743387 100644 (file)
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -12157,7 +12157,8 @@ assembly code.  Permissible names are: @samp{arm2}, @samp{arm250},
 @samp{arm1136j-s}, @samp{arm1136jf-s}, @samp{mpcore}, @samp{mpcorenovfp},
 @samp{arm1156t2-s}, @samp{arm1156t2f-s}, @samp{arm1176jz-s}, @samp{arm1176jzf-s},
 @samp{cortex-a5}, @samp{cortex-a7}, @samp{cortex-a8}, @samp{cortex-a9},
-@samp{cortex-a12}, @samp{cortex-a15}, @samp{cortex-a53}, @samp{cortex-r4},
+@samp{cortex-a12}, @samp{cortex-a15}, @samp{cortex-a53}, @samp{cortex-a57},
+@samp{cortex-r4},
 @samp{cortex-r4f}, @samp{cortex-r5}, @samp{cortex-r7}, @samp{cortex-m4},
 @samp{cortex-m3},
 @samp{cortex-m1},