@@ -148,5 +148,8 @@ ARM_CORE("cortex-m4", cortexm4, cortexm4, 7EM, FL_LDSCHED, v7m)
ARM_CORE("cortex-m3", cortexm3, cortexm3, 7M, FL_LDSCHED, v7m)
ARM_CORE("marvell-pj4", marvell_pj4, marvell_pj4, 7A, FL_LDSCHED, 9e)
+/* V7 big.LITTLE implementations */
+ARM_CORE("cortex-a15.cortex-a7", cortexa15cortexa7, cortexa7, 7A, FL_LDSCHED | FL_THUMB_DIV | FL_ARM_DIV, cortex_a15)
+
/* V8 Architecture Processors */
ARM_CORE("cortex-a53", cortexa53, cortexa53, 8A, FL_LDSCHED, cortex_a53)
@@ -283,6 +283,9 @@ EnumValue
Enum(processor_type) String(marvell-pj4) Value(marvell_pj4)
EnumValue
+Enum(processor_type) String(cortex-a15.cortex-a7) Value(cortexa15cortexa7)
+
+EnumValue
Enum(processor_type) String(cortex-a53) Value(cortexa53)
Enum
@@ -29,5 +29,6 @@ (define_attr "tune"
cortexa8,cortexa9,cortexa12,
cortexa15,cortexr4,cortexr4f,
cortexr5,cortexr7,cortexm4,
- cortexm3,marvell_pj4,cortexa53"
+ cortexm3,marvell_pj4,cortexa15cortexa7,
+ cortexa53"
(const (symbol_ref "((enum attr_tune) arm_tune)")))
@@ -60,6 +60,7 @@
|mcpu=cortex-a7 \
|mcpu=cortex-a8|mcpu=cortex-a9|mcpu=cortex-a15 \
|mcpu=cortex-a12 \
+ |mcpu=cortex-a15.cortex-a7 \
|mcpu=marvell-pj4 \
|mcpu=cortex-a53 \
|mcpu=generic-armv7-a \
@@ -74,6 +75,7 @@
|mcpu=cortex-a7 \
|mcpu=cortex-a8|mcpu=cortex-a9|mcpu=cortex-a15 \
|mcpu=cortex-a12 \
+ |mcpu=cortex-a15.cortex-a7 \
|mcpu=cortex-a53 \
|mcpu=marvell-pj4 \
|mcpu=generic-armv7-a \
@@ -12168,6 +12168,9 @@ assembly code. Permissible names are: @samp{arm2}, @samp{arm250},
@samp{fa526}, @samp{fa626},
@samp{fa606te}, @samp{fa626te}, @samp{fmp626}, @samp{fa726te}.
+Additionally, this option can specify that GCC should tune the performance
+of the code for a big.LITTLE system. The only permissible name is:
+@samp{cortex-a15.cortex-a7}.
@option{-mcpu=generic-@var{arch}} is also permissible, and is
equivalent to @option{-march=@var{arch} -mtune=generic-@var{arch}}.