score: Remove superfluous FP types/defines

Update #3835.

1 files changed, 5 insertions, 26 deletions

diff --git a/cpukit/score/cpu/x86_64/include/rtems/score/cpu.h b/cpukit/score/cpu/x86_64/include/rtems/score/cpu.h
index e6fa8b7881..e3da0aa524 100644
--- a/cpukit/score/cpu/x86_64/include/rtems/score/cpu.h
+++ b/cpukit/score/cpu/x86_64/include/rtems/score/cpu.h
@@ -45,12 +45,11 @@ extern "C" {
 
 #define CPU_SIMPLE_VECTORED_INTERRUPTS FALSE
 #define CPU_ISR_PASSES_FRAME_POINTER FALSE
-// XXX: Enable FPU support
-#define CPU_HARDWARE_FP     FALSE
-#define CPU_SOFTWARE_FP     FALSE
-#define CPU_ALL_TASKS_ARE_FP     FALSE
-#define CPU_IDLE_TASK_IS_FP      FALSE
-#define CPU_USE_DEFERRED_FP_SWITCH       TRUE
+#define CPU_HARDWARE_FP FALSE
+#define CPU_SOFTWARE_FP FALSE
+#define CPU_ALL_TASKS_ARE_FP FALSE
+#define CPU_IDLE_TASK_IS_FP FALSE
+#define CPU_USE_DEFERRED_FP_SWITCH FALSE
 #define CPU_ENABLE_ROBUST_THREAD_DISPATCH FALSE
 #define CPU_STACK_GROWS_UP               FALSE
 
@@ -89,17 +88,6 @@ typedef struct {
 #define _CPU_Context_Get_SP( _context ) \
   (_context)->rsp
 
-typedef struct {
-  /* XXX: MMX, XMM, others?
-   *
-   * All x87 registers are caller-saved, so callees that make use of the MMX
-   * registers may use the faster femms instruction
-   */
-
-  /** FPU registers are listed here */
-  double      some_float_register;
-} Context_Control_fp;
-
 /*
  * Caller-saved registers for interrupt frames
  */
@@ -152,7 +140,6 @@ typedef struct {
   );
 #endif
 
-#define CPU_CONTEXT_FP_SIZE sizeof( Context_Control_fp )
 #define CPU_MPCI_RECEIVE_SERVER_EXTRA_STACK 0
 #define CPU_PROVIDES_ISR_IS_IN_PROGRESS FALSE
 #define CPU_STACK_MINIMUM_SIZE          (1024*4)
@@ -295,14 +282,6 @@ void _CPU_Context_restore(
   Context_Control *new_context
 ) RTEMS_NO_RETURN;
 
-void _CPU_Context_save_fp(
-  Context_Control_fp **fp_context_ptr
-);
-
-void _CPU_Context_restore_fp(
-  Context_Control_fp **fp_context_ptr
-);
-
 typedef struct {
   uint32_t processor_state_register;
   uint32_t integer_registers [1];