diff options
Diffstat (limited to 'gcc/config/arm/fpa.md')
| -rw-r--r-- | gcc/config/arm/fpa.md | 37 |
1 files changed, 17 insertions, 20 deletions
diff --git a/gcc/config/arm/fpa.md b/gcc/config/arm/fpa.md index 886bba151e3..02d0804b5f0 100644 --- a/gcc/config/arm/fpa.md +++ b/gcc/config/arm/fpa.md @@ -1,6 +1,6 @@ ;;- Machine description for FPA co-processor for ARM cpus. ;; Copyright 1991, 1993, 1994, 1995, 1996, 1996, 1997, 1998, 1999, 2000, -;; 2001, 2002, 2003, 2004 Free Software Foundation, Inc. +;; 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. ;; Contributed by Pieter `Tiggr' Schoenmakers (rcpieter@win.tue.nl) ;; and Martin Simmons (@harleqn.co.uk). ;; More major hacks by Richard Earnshaw (rearnsha@arm.com). @@ -581,33 +581,31 @@ (set_attr "neg_pool_range" "*,*,*,*,1008,*,*,1008,*,*,*")] ) -;; Saving and restoring the floating point registers in the prologue should -;; be done in XFmode, even though we don't support that for anything else -;; (Well, strictly it's 'internal representation', but that's effectively -;; XFmode). - +;; We treat XFmode as meaning 'internal format'. It's the right size and we +;; don't use it for anything else. We only support moving between FPA +;; registers and moving an FPA register to/from memory. (define_insn "*movxf_fpa" - [(set (match_operand:XF 0 "nonimmediate_operand" "=f,f,f,m,f,r,r") - (match_operand:XF 1 "general_operand" "fG,H,m,f,r,f,r"))] - "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_FPA && reload_completed" + [(set (match_operand:XF 0 "nonimmediate_operand" "=f,f,m") + (match_operand:XF 1 "general_operand" "f,m,f"))] + "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_FPA + && (register_operand (operands[0], XFmode) + || register_operand (operands[1], XFmode))" "* switch (which_alternative) { default: case 0: return \"mvf%?e\\t%0, %1\"; - case 1: return \"mnf%?e\\t%0, #%N1\"; - case 2: return \"ldf%?e\\t%0, %1\"; - case 3: return \"stf%?e\\t%1, %0\"; - case 4: return output_mov_long_double_fpa_from_arm (operands); - case 5: return output_mov_long_double_arm_from_fpa (operands); - case 6: return output_mov_long_double_arm_from_arm (operands); + case 1: if (arm_fpu_arch == FPUTYPE_FPA_EMU2) + return \"ldf%?e\\t%0, %1\"; + return \"lfm%?\\t%0, 1, %1\"; + case 2: if (arm_fpu_arch == FPUTYPE_FPA_EMU2) + return \"stf%?e\\t%1, %0\"; + return \"sfm%?\\t%1, 1, %0\"; } " - [(set_attr "length" "4,4,4,4,8,8,12") + [(set_attr "length" "4,4,4") (set_attr "predicable" "yes") - (set_attr "type" "ffarith,ffarith,f_load,f_store,r_mem_f,f_mem_r,*") - (set_attr "pool_range" "*,*,1024,*,*,*,*") - (set_attr "neg_pool_range" "*,*,1004,*,*,*,*")] + (set_attr "type" "ffarith,f_load,f_store")] ) (define_insn "*cmpsf_fpa" @@ -749,4 +747,3 @@ (set_attr "type" "ffarith") (set_attr "conds" "use")] ) - |