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| author | Catalin Marinas <catalin.marinas@arm.com> | 2009-02-11 15:12:56 +0300 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-02-12 13:59:43 +0300 |
| commit | 3d1228ead618b88e8606015cbabc49019981805d (patch) | |
| tree | 5d44c936c12ff2e99732f535dd393af201e7fe67 /arch/arm/vfp/vfphw.S | |
| parent | f373e8c0639f1720d2d0fe414990f504e113c2ba (diff) | |
| download | linux-3d1228ead618b88e8606015cbabc49019981805d.tar.xz | |
[ARM] 5387/1: Add ptrace VFP support on ARM
This patch adds ptrace support for setting and getting the VFP registers
using PTRACE_SETVFPREGS and PTRACE_GETVFPREGS. The user_vfp structure
defined in asm/user.h contains 32 double registers (to cover VFPv3 and
Neon hardware) and the FPSCR register.
Cc: Paul Brook <paul@codesourcery.com>
Cc: Daniel Jacobowitz <dan@codesourcery.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/vfp/vfphw.S')
| -rw-r--r-- | arch/arm/vfp/vfphw.S | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/arm/vfp/vfphw.S b/arch/arm/vfp/vfphw.S index c92a08bd6a86..a5a4e57763c3 100644 --- a/arch/arm/vfp/vfphw.S +++ b/arch/arm/vfp/vfphw.S @@ -172,7 +172,6 @@ process_exception: @ retry the faulted instruction ENDPROC(vfp_support_entry) -#if defined(CONFIG_SMP) || defined(CONFIG_PM) ENTRY(vfp_save_state) @ Save the current VFP state @ r0 - save location @@ -190,7 +189,6 @@ ENTRY(vfp_save_state) stmia r0, {r1, r2, r3, r12} @ save FPEXC, FPSCR, FPINST, FPINST2 mov pc, lr ENDPROC(vfp_save_state) -#endif last_VFP_context_address: .word last_VFP_context |