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[ARM] 3472/1: Use the D variants of FLDMIA/FSTMIA on ARMv6

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Patch from Catalin Marinas

The X variants are deprecated starting with ARMv6. Using the D variants,
the fpmx_state in vfp_hard_struct is no longer needed.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Catalin Marinas
2006-04-10 21:32:42 +01:00
committed by Russell King
parent 1320a80d1d
commit bb54a335ae
2 changed files with 10 additions and 0 deletions
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2
include/asm-arm/fpstate.h
View File

@@ -26,7 +26,9 @@
struct vfp_hard_struct { struct vfp_hard_struct {
__u64 fpregs[16]; __u64 fpregs[16];
#if __LINUX_ARM_ARCH__ < 6
__u32 fpmx_state; __u32 fpmx_state;
#endif
__u32 fpexc; __u32 fpexc;
__u32 fpscr; __u32 fpscr;
/* /*

8
include/asm-arm/vfpmacros.h
View File

@@ -16,10 +16,18 @@
@ read all the working registers back into the VFP @ read all the working registers back into the VFP
.macro VFPFLDMIA, base .macro VFPFLDMIA, base
#if __LINUX_ARM_ARCH__ < 6
LDC p11, cr0, [\base],#33*4 @ FLDMIAX \base!, {d0-d15} LDC p11, cr0, [\base],#33*4 @ FLDMIAX \base!, {d0-d15}
#else
LDC p11, cr0, [\base],#32*4 @ FLDMIAD \base!, {d0-d15}
#endif
.endm .endm
@ write all the working registers out of the VFP @ write all the working registers out of the VFP
.macro VFPFSTMIA, base .macro VFPFSTMIA, base
#if __LINUX_ARM_ARCH__ < 6
STC p11, cr0, [\base],#33*4 @ FSTMIAX \base!, {d0-d15} STC p11, cr0, [\base],#33*4 @ FSTMIAX \base!, {d0-d15}
#else
STC p11, cr0, [\base],#32*4 @ FSTMIAD \base!, {d0-d15}
#endif
.endm .endm