Changeset 69c1995 in mainline for kernel/arch/arm32/Makefile.inc

Timestamp:

2012-11-29T12:53:45Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

e80d8f8

Parents:

3194d83 (diff), ce60be1 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge ARM fpu hw support.

File:

• kernel/arch/arm32/Makefile.inc (modified) (2 diffs)

kernel/arch/arm32/Makefile.inc

@@ -35 +35 @@
 GCC_CFLAGS += -fno-omit-frame-pointer -mapcs-frame -march=$(subst _,-,$(PROCESSOR)) -mno-unaligned-access
 
+ifeq ($(CONFIG_FPU),y)
+# This is necessary to allow vmsr insn and fpexc manipulation
+# Use vfp32 to allow context save/restore of d16-d31 regs.
+GCC_CFLAGS += -mfloat-abi=hard -mfpu=vfp3
+endif
+
 BITS = 32
 ENDIANESS = LE
@@ -46 +52 @@
         arch/$(KARCH)/src/machine_func.c \
         arch/$(KARCH)/src/context.S \
+        arch/$(KARCH)/src/fpu_context.c \
         arch/$(KARCH)/src/dummy.S \
         arch/$(KARCH)/src/cpu/cpu.c \