; Fujitsu FRV opcode support, for GNU Binutils. -*- Scheme -*-
;
-; Copyright 2000, 2001, 2003, 2004 Free Software Foundation, Inc.
+; Copyright 2000, 2001, 2003, 2004, 2007, 2009 Free Software Foundation, Inc.
;
; Contributed by Red Hat Inc; developed under contract from Fujitsu.
;
;
; This program is free software; you can redistribute it and/or modify
; it under the terms of the GNU General Public License as published by
-; the Free Software Foundation; either version 2 of the License, or
+; the Free Software Foundation; either version 3 of the License, or
; (at your option) any later version.
;
; This program is distributed in the hope that it will be useful,
;
; You should have received a copy of the GNU General Public License
; along with this program; if not, write to the Free Software
-; Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
+; Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+; MA 02110-1301, USA.
(include "simplify.inc")
(dbmr20 2084) (dbmr21 2085) (dbmr22 2086) (dbmr23 2087)
(dbmr30 2088) (dbmr31 2089) (dbmr32 2090) (dbmr33 2091)
- (cpcfr 2092) (cpcr 2093) (cpsr 2094)
+ (cpcfr 2304) (cpcr 2305) (cpsr 2306) (cptr 2307)
+ (cphsr0 2308) (cphsr1 2309) (cpesr0 2320) (cpesr1 2321)
+ (cpemr0 2322) (cpemr1 2323)
- (cpesr0 2096) (cpesr1 2097)
- (cpemr0 2098) (cpemr1 2099)
+ (iperr0 2324) (iperr1 2325) (ipjsr 2326) (ipjrr 2327)
+ (ipcsr0 2336) (ipcsr1 2337) (ipcwer0 2338) (ipcwer1 2339)
+ (ipcwr 2340)
- (ihsr8 3848)
+ (mbhsr 2352) (mbssr 2353) (mbrsr 2354) (mbsdr 2355)
+ (mbrdr 2356) (mbsmr 2357) (mbstr0 2359) (mbstr1 2360)
+
+ (slpr 2368) (sldr 2369) (slhsr 2370) (sltr 2371)
+ (slwr 2372)
+
+ (ihsr8 3848) (ihsr9 3849) (ihsr10 3850)
)
)
(.splice (UNIT FMALL) (FR500-MAJOR F-1) (.unsplice attr))
(.str name "$pack $" src ",$" targ)
(+ pack targ op (rs-null) ope src)
- (set targ (conv mode src))
+ (set targ (conv mode FPCONV-DEFAULT src))
((fr500 (unit u-float-convert)) (fr550 (unit u-float-convert)))
)
)
(.str name "$pack $" src ",$" targ)
(+ pack targ op (rs-null) ope src)
(sequence ()
- (set targ (conv mode src))
+ (set targ (conv mode FPCONV-DEFAULT src))
(set (nextreg targ_hw targ 1)
- (conv mode (nextreg src_hw src 1))))
+ (conv mode FPCONV-DEFAULT (nextreg src_hw src 1))))
((fr500 (unit u-float-dual-convert)))
)
)
(+ pack targ op (rs-null) ope src)
(sequence ()
(c-call VOID "@cpu@_set_ne_index" (index-of targ))
- (set targ (conv mode src))
+ (set targ (conv mode FPCONV-DEFAULT src))
(c-call VOID "@cpu@_set_ne_index" (add (index-of targ) 1))
(set (nextreg targ_hw targ 1)
- (conv mode (nextreg src_hw src 1))))
+ (conv mode FPCONV-DEFAULT (nextreg src_hw src 1))))
((fr500 (unit u-float-dual-convert)))
)
)
(.str name "$pack $" src ",$" targ ",$CCi,$cond")
(+ pack targ op (rs-null) CCi cond ope src)
(if (eq CCi (or cond 2))
- (set targ (conv mode src)))
+ (set targ (conv mode FPCONV-DEFAULT src)))
((fr500 (unit u-float-convert)) (fr550 (unit u-float-convert)))
)
)
(+ pack targ op (rs-null) ope src)
(sequence ()
(c-call VOID "@cpu@_set_ne_index" (index-of targ))
- (set targ (conv mode src)))
+ (set targ (conv mode FPCONV-DEFAULT src)))
((fr500 (unit u-float-convert)) (fr550 (unit u-float-convert)))
)
)
(define-pmacro (float-parallel-mul-add-double-semantics add_sub arg1 arg2 targ)
(sequence ()
- (set targ (ftrunc SF (mul DF (fext DF arg1) (fext DF arg2))))
+ (set targ (ftrunc SF FPCONV-DEFAULT
+ (mul DF
+ (fext DF FPCONV-DEFAULT arg1)
+ (fext DF FPCONV-DEFAULT arg2))))
(set (nextreg h-fr targ 1)
- (ftrunc SF (add_sub DF
- (fext DF (nextreg h-fr arg1 1))
- (fext DF (nextreg h-fr arg2 1))))))
+ (ftrunc SF FPCONV-DEFAULT
+ (add_sub DF
+ (fext DF FPCONV-DEFAULT (nextreg h-fr arg1 1))
+ (fext DF FPCONV-DEFAULT (nextreg h-fr arg2 1))))))
)
(define-pmacro (float-parallel-mul-add-double
(set FRintk (c-raw-call SI "frv_ref_SI" FRintk))
(set arghi (halfword hi FRintj 0))
(set arglo (halfword lo FRintj 0))
- (saturate-v (abs arghi) 32767 -32768 (msr-sie-fri-hi)
+ ; We extend the argument before the abs operation so we can
+ ; notice -32768 overflowing as 32768.
+ (saturate-v (abs (ext DI arghi)) 32767 -32768 (msr-sie-fri-hi)
(halfword hi FRintk 0))
- (saturate-v (abs arglo) 32767 -32768 (msr-sie-fri-lo)
+ (saturate-v (abs (ext DI arglo)) 32767 -32768 (msr-sie-fri-lo)
(halfword lo FRintk 0)))
((fr400 (unit u-media-1)) (fr450 (unit u-media-1))
(fr550 (unit u-media)))
)
+; How to extend from a mode to get the intended signedness.
+(define-pmacro (DI-ext-HI x) (ext DI x))
+(define-pmacro (DI-ext-UHI x) (zext DI x))
+(define-pmacro (DI-ext-DI x) x)
+
(define-pmacro (media-arith-sat-semantics
operation arg1 arg2 res mode max min sie)
(sequence ((DI tmp))
- (set tmp (operation arg1 arg2))
+ ; Make sure we saturate at max/min against a value that is
+ ; sign- or zero-extended appropriately from "mode".
+ (set tmp (operation DI
+ ((.sym DI-ext- mode) arg1) ((.sym DI-ext- mode) arg2)))
(saturate-v tmp max min sie res))
)
projects / deliverable / binutils-gdb.git / blobdiff