2 % (c) The AQUA Project, Glasgow University, 1996-1998
4 \section[PprMach]{Pretty-printing assembly language}
6 We start with the @pprXXX@s with some cross-platform commonality
7 (e.g., @pprReg@); we conclude with the no-commonality monster,
11 #include "nativeGen/NCG.h"
13 module PprMach ( pprInstr, pprSize, pprUserReg ) where
15 #include "HsVersions.h"
17 import MachRegs -- may differ per-platform
20 import CLabel ( pprCLabel_asm, externallyVisibleCLabel, labelDynamic )
21 import Stix ( CodeSegment(..) )
26 import Char ( chr, ord )
27 import Maybe ( isJust )
30 %************************************************************************
32 \subsection{@pprReg@: print a @Reg@}
34 %************************************************************************
36 For x86, the way we print a register name depends
37 on which bit of it we care about. Yurgh.
39 pprUserReg:: Reg -> SDoc
40 pprUserReg = pprReg IF_ARCH_i386(L,)
43 pprReg :: IF_ARCH_i386(Size ->,) Reg -> SDoc
45 pprReg IF_ARCH_i386(s,) r
47 RealReg i -> ppr_reg_no IF_ARCH_i386(s,) i
48 VirtualRegI u -> text "%vI_" <> ppr u
49 VirtualRegF u -> text "%vF_" <> ppr u
52 ppr_reg_no :: Int -> SDoc
55 0 -> SLIT("$0"); 1 -> SLIT("$1");
56 2 -> SLIT("$2"); 3 -> SLIT("$3");
57 4 -> SLIT("$4"); 5 -> SLIT("$5");
58 6 -> SLIT("$6"); 7 -> SLIT("$7");
59 8 -> SLIT("$8"); 9 -> SLIT("$9");
60 10 -> SLIT("$10"); 11 -> SLIT("$11");
61 12 -> SLIT("$12"); 13 -> SLIT("$13");
62 14 -> SLIT("$14"); 15 -> SLIT("$15");
63 16 -> SLIT("$16"); 17 -> SLIT("$17");
64 18 -> SLIT("$18"); 19 -> SLIT("$19");
65 20 -> SLIT("$20"); 21 -> SLIT("$21");
66 22 -> SLIT("$22"); 23 -> SLIT("$23");
67 24 -> SLIT("$24"); 25 -> SLIT("$25");
68 26 -> SLIT("$26"); 27 -> SLIT("$27");
69 28 -> SLIT("$28"); 29 -> SLIT("$29");
70 30 -> SLIT("$30"); 31 -> SLIT("$31");
71 32 -> SLIT("$f0"); 33 -> SLIT("$f1");
72 34 -> SLIT("$f2"); 35 -> SLIT("$f3");
73 36 -> SLIT("$f4"); 37 -> SLIT("$f5");
74 38 -> SLIT("$f6"); 39 -> SLIT("$f7");
75 40 -> SLIT("$f8"); 41 -> SLIT("$f9");
76 42 -> SLIT("$f10"); 43 -> SLIT("$f11");
77 44 -> SLIT("$f12"); 45 -> SLIT("$f13");
78 46 -> SLIT("$f14"); 47 -> SLIT("$f15");
79 48 -> SLIT("$f16"); 49 -> SLIT("$f17");
80 50 -> SLIT("$f18"); 51 -> SLIT("$f19");
81 52 -> SLIT("$f20"); 53 -> SLIT("$f21");
82 54 -> SLIT("$f22"); 55 -> SLIT("$f23");
83 56 -> SLIT("$f24"); 57 -> SLIT("$f25");
84 58 -> SLIT("$f26"); 59 -> SLIT("$f27");
85 60 -> SLIT("$f28"); 61 -> SLIT("$f29");
86 62 -> SLIT("$f30"); 63 -> SLIT("$f31");
87 _ -> SLIT("very naughty alpha register")
91 ppr_reg_no :: Size -> Int -> SDoc
94 0 -> SLIT("%al"); 1 -> SLIT("%bl");
95 2 -> SLIT("%cl"); 3 -> SLIT("%dl");
96 _ -> SLIT("very naughty I386 byte register")
99 ppr_reg_no _ i = ptext
101 0 -> SLIT("%eax"); 1 -> SLIT("%ebx");
102 2 -> SLIT("%ecx"); 3 -> SLIT("%edx");
103 4 -> SLIT("%esi"); 5 -> SLIT("%edi");
104 6 -> SLIT("%ebp"); 7 -> SLIT("%esp");
105 8 -> SLIT("%fake0"); 9 -> SLIT("%fake1");
106 10 -> SLIT("%fake2"); 11 -> SLIT("%fake3");
107 12 -> SLIT("%fake4"); 13 -> SLIT("%fake5");
108 _ -> SLIT("very naughty I386 register")
111 #if sparc_TARGET_ARCH
112 ppr_reg_no :: Int -> SDoc
115 0 -> SLIT("%g0"); 1 -> SLIT("%g1");
116 2 -> SLIT("%g2"); 3 -> SLIT("%g3");
117 4 -> SLIT("%g4"); 5 -> SLIT("%g5");
118 6 -> SLIT("%g6"); 7 -> SLIT("%g7");
119 8 -> SLIT("%o0"); 9 -> SLIT("%o1");
120 10 -> SLIT("%o2"); 11 -> SLIT("%o3");
121 12 -> SLIT("%o4"); 13 -> SLIT("%o5");
122 14 -> SLIT("%o6"); 15 -> SLIT("%o7");
123 16 -> SLIT("%l0"); 17 -> SLIT("%l1");
124 18 -> SLIT("%l2"); 19 -> SLIT("%l3");
125 20 -> SLIT("%l4"); 21 -> SLIT("%l5");
126 22 -> SLIT("%l6"); 23 -> SLIT("%l7");
127 24 -> SLIT("%i0"); 25 -> SLIT("%i1");
128 26 -> SLIT("%i2"); 27 -> SLIT("%i3");
129 28 -> SLIT("%i4"); 29 -> SLIT("%i5");
130 30 -> SLIT("%i6"); 31 -> SLIT("%i7");
131 32 -> SLIT("%f0"); 33 -> SLIT("%f1");
132 34 -> SLIT("%f2"); 35 -> SLIT("%f3");
133 36 -> SLIT("%f4"); 37 -> SLIT("%f5");
134 38 -> SLIT("%f6"); 39 -> SLIT("%f7");
135 40 -> SLIT("%f8"); 41 -> SLIT("%f9");
136 42 -> SLIT("%f10"); 43 -> SLIT("%f11");
137 44 -> SLIT("%f12"); 45 -> SLIT("%f13");
138 46 -> SLIT("%f14"); 47 -> SLIT("%f15");
139 48 -> SLIT("%f16"); 49 -> SLIT("%f17");
140 50 -> SLIT("%f18"); 51 -> SLIT("%f19");
141 52 -> SLIT("%f20"); 53 -> SLIT("%f21");
142 54 -> SLIT("%f22"); 55 -> SLIT("%f23");
143 56 -> SLIT("%f24"); 57 -> SLIT("%f25");
144 58 -> SLIT("%f26"); 59 -> SLIT("%f27");
145 60 -> SLIT("%f28"); 61 -> SLIT("%f29");
146 62 -> SLIT("%f30"); 63 -> SLIT("%f31");
147 _ -> SLIT("very naughty sparc register")
152 %************************************************************************
154 \subsection{@pprSize@: print a @Size@}
156 %************************************************************************
159 pprSize :: Size -> SDoc
161 pprSize x = ptext (case x of
162 #if alpha_TARGET_ARCH
165 -- W -> SLIT("w") UNUSED
166 -- WU -> SLIT("wu") UNUSED
169 -- FF -> SLIT("f") UNUSED
170 -- DF -> SLIT("d") UNUSED
171 -- GF -> SLIT("g") UNUSED
172 -- SF -> SLIT("s") UNUSED
177 -- HB -> SLIT("b") UNUSED
178 -- S -> SLIT("w") UNUSED
184 #if sparc_TARGET_ARCH
187 -- HW -> SLIT("hw") UNUSED
188 -- HWU -> SLIT("uhw") UNUSED
191 -- D -> SLIT("d") UNUSED
194 pprStSize :: Size -> SDoc
195 pprStSize x = ptext (case x of
198 -- HW -> SLIT("hw") UNUSED
199 -- HWU -> SLIT("uhw") UNUSED
202 -- D -> SLIT("d") UNUSED
208 %************************************************************************
210 \subsection{@pprCond@: print a @Cond@}
212 %************************************************************************
215 pprCond :: Cond -> SDoc
217 pprCond c = ptext (case c of {
218 #if alpha_TARGET_ARCH
229 GEU -> SLIT("ae"); LU -> SLIT("b");
230 EQQ -> SLIT("e"); GTT -> SLIT("g");
231 GE -> SLIT("ge"); GU -> SLIT("a");
232 LTT -> SLIT("l"); LE -> SLIT("le");
233 LEU -> SLIT("be"); NE -> SLIT("ne");
234 NEG -> SLIT("s"); POS -> SLIT("ns");
235 ALWAYS -> SLIT("mp") -- hack
237 #if sparc_TARGET_ARCH
238 ALWAYS -> SLIT(""); NEVER -> SLIT("n");
239 GEU -> SLIT("geu"); LU -> SLIT("lu");
240 EQQ -> SLIT("e"); GTT -> SLIT("g");
241 GE -> SLIT("ge"); GU -> SLIT("gu");
242 LTT -> SLIT("l"); LE -> SLIT("le");
243 LEU -> SLIT("leu"); NE -> SLIT("ne");
244 NEG -> SLIT("neg"); POS -> SLIT("pos");
245 VC -> SLIT("vc"); VS -> SLIT("vs")
250 %************************************************************************
252 \subsection{@pprImm@: print an @Imm@}
254 %************************************************************************
257 pprImm :: Imm -> SDoc
259 pprImm (ImmInt i) = int i
260 pprImm (ImmInteger i) = integer i
261 pprImm (ImmCLbl l) = (if labelDynamic l then text "__imp_" else empty)
263 pprImm (ImmIndex l i) = (if labelDynamic l then text "__imp_" else empty)
264 <> pprCLabel_asm l <> char '+' <> int i
265 pprImm (ImmLit s) = s
267 pprImm (ImmLab dll s) = (if underscorePrefix then char '_' else empty)
268 <> (if dll then text "_imp__" else empty)
271 #if sparc_TARGET_ARCH
273 = hcat [ pp_lo, pprImm i, rparen ]
278 = hcat [ pp_hi, pprImm i, rparen ]
284 %************************************************************************
286 \subsection{@pprAddr@: print an @Addr@}
288 %************************************************************************
291 pprAddr :: MachRegsAddr -> SDoc
293 #if alpha_TARGET_ARCH
294 pprAddr (AddrReg r) = parens (pprReg r)
295 pprAddr (AddrImm i) = pprImm i
296 pprAddr (AddrRegImm r1 i)
297 = (<>) (pprImm i) (parens (pprReg r1))
303 pprAddr (ImmAddr imm off)
304 = let pp_imm = pprImm imm
308 else if (off < 0) then
311 pp_imm <> char '+' <> int off
313 pprAddr (AddrBaseIndex base index displacement)
315 pp_disp = ppr_disp displacement
316 pp_off p = pp_disp <> char '(' <> p <> char ')'
317 pp_reg r = pprReg L r
320 (Nothing, Nothing) -> pp_disp
321 (Just b, Nothing) -> pp_off (pp_reg b)
322 (Nothing, Just (r,i)) -> pp_off (pp_reg r <> comma <> int i)
323 (Just b, Just (r,i)) -> pp_off (pp_reg b <> comma <> pp_reg r
326 ppr_disp (ImmInt 0) = empty
327 ppr_disp imm = pprImm imm
332 #if sparc_TARGET_ARCH
333 pprAddr (AddrRegReg r1 (RealReg 0)) = pprReg r1
335 pprAddr (AddrRegReg r1 r2)
336 = hcat [ pprReg r1, char '+', pprReg r2 ]
338 pprAddr (AddrRegImm r1 (ImmInt i))
340 | not (fits13Bits i) = largeOffsetError i
341 | otherwise = hcat [ pprReg r1, pp_sign, int i ]
343 pp_sign = if i > 0 then char '+' else empty
345 pprAddr (AddrRegImm r1 (ImmInteger i))
347 | not (fits13Bits i) = largeOffsetError i
348 | otherwise = hcat [ pprReg r1, pp_sign, integer i ]
350 pp_sign = if i > 0 then char '+' else empty
352 pprAddr (AddrRegImm r1 imm)
353 = hcat [ pprReg r1, char '+', pprImm imm ]
357 %************************************************************************
359 \subsection{@pprInstr@: print an @Instr@}
361 %************************************************************************
364 pprInstr :: Instr -> SDoc
366 --pprInstr (COMMENT s) = empty -- nuke 'em
368 = IF_ARCH_alpha( ((<>) (ptext SLIT("\t# ")) (ptext s))
369 ,IF_ARCH_sparc( ((<>) (ptext SLIT("! ")) (ptext s))
370 ,IF_ARCH_i386( ((<>) (ptext SLIT("# ")) (ptext s))
374 = pprInstr (COMMENT (_PK_ ("\tdelta = " ++ show d)))
376 pprInstr (SEGMENT TextSegment)
377 = IF_ARCH_alpha(ptext SLIT("\t.text\n\t.align 3") {-word boundary-}
378 ,IF_ARCH_sparc(ptext SLIT(".text\n\t.align 4") {-word boundary-}
379 ,IF_ARCH_i386((text ".text\n\t.align 4,0x90") {-needs per-OS variation!-}
382 pprInstr (SEGMENT DataSegment)
384 IF_ARCH_alpha(SLIT("\t.data\n\t.align 3")
385 ,IF_ARCH_sparc(SLIT(".data\n\t.align 8") {-<8 will break double constants -}
386 ,IF_ARCH_i386(SLIT(".data\n\t.align 4")
389 pprInstr (LABEL clab)
391 pp_lab = pprCLabel_asm clab
394 if not (externallyVisibleCLabel clab) then
398 IF_ARCH_alpha(SLIT("\t.globl\t")
399 ,IF_ARCH_i386(SLIT(".globl ")
400 ,IF_ARCH_sparc(SLIT(".global\t")
402 , pp_lab, char '\n'],
407 pprInstr (ASCII False{-no backslash conversion-} str)
408 = hcat [ ptext SLIT("\t.asciz "), char '\"', text str, char '"' ]
410 pprInstr (ASCII True str)
412 -- The Solaris assembler doesn't understand \x escapes in
416 asciify :: String -> SDoc
417 asciify "" = text "\t.ascii \"\\0\""
419 = let fst = take 16 str
421 this = text ("\t.ascii \""
422 ++ concat (map asciify_char fst)
424 in this $$ asciify rest
425 asciify_char :: Char -> String
426 asciify_char c = '\\' : 'x' : hshow (ord c)
428 = vcat (map do1 (str ++ [chr 0]))
431 do1 c = text "\t.byte\t0x" <> text (hshow (ord c))
433 hshow :: Int -> String
434 hshow n | n >= 0 && n <= 255
435 = [ tab !! (n `div` 16), tab !! (n `mod` 16)]
436 tab = "0123456789ABCDEF"
440 = vcat (concatMap (ppr_item s) xs)
443 #if alpha_TARGET_ARCH
444 ppr_item = error "ppr_item on Alpha"
446 #if sparc_TARGET_ARCH
447 -- copy n paste of x86 version
448 ppr_item B x = [text "\t.byte\t" <> pprImm x]
449 ppr_item W x = [text "\t.long\t" <> pprImm x]
450 ppr_item F (ImmFloat r)
451 = let bs = floatToBytes (fromRational r)
452 in map (\b -> text "\t.byte\t" <> pprImm (ImmInt b)) bs
453 ppr_item DF (ImmDouble r)
454 = let bs = doubleToBytes (fromRational r)
455 in map (\b -> text "\t.byte\t" <> pprImm (ImmInt b)) bs
458 ppr_item B x = [text "\t.byte\t" <> pprImm x]
459 ppr_item L x = [text "\t.long\t" <> pprImm x]
460 ppr_item F (ImmFloat r)
461 = let bs = floatToBytes (fromRational r)
462 in map (\b -> text "\t.byte\t" <> pprImm (ImmInt b)) bs
463 ppr_item DF (ImmDouble r)
464 = let bs = doubleToBytes (fromRational r)
465 in map (\b -> text "\t.byte\t" <> pprImm (ImmInt b)) bs
468 -- floatToBytes and doubleToBytes convert to the host's byte
469 -- order. Providing that we're not cross-compiling for a
470 -- target with the opposite endianness, this should work ok
472 floatToBytes :: Float -> [Int]
475 arr <- newFloatArray ((0::Int),3)
476 writeFloatArray arr 0 f
477 i0 <- readCharArray arr 0
478 i1 <- readCharArray arr 1
479 i2 <- readCharArray arr 2
480 i3 <- readCharArray arr 3
481 return (map ord [i0,i1,i2,i3])
484 doubleToBytes :: Double -> [Int]
487 arr <- newDoubleArray ((0::Int),7)
488 writeDoubleArray arr 0 d
489 i0 <- readCharArray arr 0
490 i1 <- readCharArray arr 1
491 i2 <- readCharArray arr 2
492 i3 <- readCharArray arr 3
493 i4 <- readCharArray arr 4
494 i5 <- readCharArray arr 5
495 i6 <- readCharArray arr 6
496 i7 <- readCharArray arr 7
497 return (map ord [i0,i1,i2,i3,i4,i5,i6,i7])
500 -- fall through to rest of (machine-specific) pprInstr...
503 %************************************************************************
505 \subsubsection{@pprInstr@ for an Alpha}
507 %************************************************************************
510 #if alpha_TARGET_ARCH
512 pprInstr (LD size reg addr)
522 pprInstr (LDA reg addr)
524 ptext SLIT("\tlda\t"),
530 pprInstr (LDAH reg addr)
532 ptext SLIT("\tldah\t"),
538 pprInstr (LDGP reg addr)
540 ptext SLIT("\tldgp\t"),
546 pprInstr (LDI size reg imm)
556 pprInstr (ST size reg addr)
568 ptext SLIT("\tclr\t"),
572 pprInstr (ABS size ri reg)
582 pprInstr (NEG size ov ri reg)
586 if ov then ptext SLIT("v\t") else char '\t',
592 pprInstr (ADD size ov reg1 ri reg2)
596 if ov then ptext SLIT("v\t") else char '\t',
604 pprInstr (SADD size scale reg1 ri reg2)
606 ptext (case scale of {{-UNUSED:L -> SLIT("\ts4");-} Q -> SLIT("\ts8")}),
617 pprInstr (SUB size ov reg1 ri reg2)
621 if ov then ptext SLIT("v\t") else char '\t',
629 pprInstr (SSUB size scale reg1 ri reg2)
631 ptext (case scale of {{-UNUSED:L -> SLIT("\ts4");-} Q -> SLIT("\ts8")}),
642 pprInstr (MUL size ov reg1 ri reg2)
646 if ov then ptext SLIT("v\t") else char '\t',
654 pprInstr (DIV size uns reg1 ri reg2)
658 if uns then ptext SLIT("u\t") else char '\t',
666 pprInstr (REM size uns reg1 ri reg2)
670 if uns then ptext SLIT("u\t") else char '\t',
678 pprInstr (NOT ri reg)
687 pprInstr (AND reg1 ri reg2) = pprRegRIReg SLIT("and") reg1 ri reg2
688 pprInstr (ANDNOT reg1 ri reg2) = pprRegRIReg SLIT("andnot") reg1 ri reg2
689 pprInstr (OR reg1 ri reg2) = pprRegRIReg SLIT("or") reg1 ri reg2
690 pprInstr (ORNOT reg1 ri reg2) = pprRegRIReg SLIT("ornot") reg1 ri reg2
691 pprInstr (XOR reg1 ri reg2) = pprRegRIReg SLIT("xor") reg1 ri reg2
692 pprInstr (XORNOT reg1 ri reg2) = pprRegRIReg SLIT("xornot") reg1 ri reg2
694 pprInstr (SLL reg1 ri reg2) = pprRegRIReg SLIT("sll") reg1 ri reg2
695 pprInstr (SRL reg1 ri reg2) = pprRegRIReg SLIT("srl") reg1 ri reg2
696 pprInstr (SRA reg1 ri reg2) = pprRegRIReg SLIT("sra") reg1 ri reg2
698 pprInstr (ZAP reg1 ri reg2) = pprRegRIReg SLIT("zap") reg1 ri reg2
699 pprInstr (ZAPNOT reg1 ri reg2) = pprRegRIReg SLIT("zapnot") reg1 ri reg2
701 pprInstr (NOP) = ptext SLIT("\tnop")
703 pprInstr (CMP cond reg1 ri reg2)
717 ptext SLIT("\tfclr\t"),
721 pprInstr (FABS reg1 reg2)
723 ptext SLIT("\tfabs\t"),
729 pprInstr (FNEG size reg1 reg2)
739 pprInstr (FADD size reg1 reg2 reg3) = pprSizeRegRegReg SLIT("add") size reg1 reg2 reg3
740 pprInstr (FDIV size reg1 reg2 reg3) = pprSizeRegRegReg SLIT("div") size reg1 reg2 reg3
741 pprInstr (FMUL size reg1 reg2 reg3) = pprSizeRegRegReg SLIT("mul") size reg1 reg2 reg3
742 pprInstr (FSUB size reg1 reg2 reg3) = pprSizeRegRegReg SLIT("sub") size reg1 reg2 reg3
744 pprInstr (CVTxy size1 size2 reg1 reg2)
748 case size2 of {Q -> ptext SLIT("qc"); _ -> pprSize size2},
755 pprInstr (FCMP size cond reg1 reg2 reg3)
768 pprInstr (FMOV reg1 reg2)
770 ptext SLIT("\tfmov\t"),
776 pprInstr (BI ALWAYS reg lab) = pprInstr (BR lab)
778 pprInstr (BI NEVER reg lab) = empty
780 pprInstr (BI cond reg lab)
790 pprInstr (BF cond reg lab)
801 = (<>) (ptext SLIT("\tbr\t")) (pprImm lab)
803 pprInstr (JMP reg addr hint)
805 ptext SLIT("\tjmp\t"),
814 = (<>) (ptext SLIT("\tbsr\t")) (pprImm imm)
816 pprInstr (JSR reg addr n)
818 ptext SLIT("\tjsr\t"),
824 pprInstr (FUNBEGIN clab)
826 if (externallyVisibleCLabel clab) then
827 hcat [ptext SLIT("\t.globl\t"), pp_lab, char '\n']
830 ptext SLIT("\t.ent "),
839 pp_lab = pprCLabel_asm clab
841 -- NEVER use commas within those string literals, cpp will ruin your day
842 pp_ldgp = hcat [ ptext SLIT(":\n\tldgp $29"), char ',', ptext SLIT("0($27)\n") ]
843 pp_frame = hcat [ ptext SLIT("..ng:\n\t.frame $30"), char ',',
844 ptext SLIT("4240"), char ',',
845 ptext SLIT("$26"), char ',',
846 ptext SLIT("0\n\t.prologue 1") ]
848 pprInstr (FUNEND clab)
849 = (<>) (ptext SLIT("\t.align 4\n\t.end ")) (pprCLabel_asm clab)
852 Continue with Alpha-only printing bits and bobs:
856 pprRI (RIReg r) = pprReg r
857 pprRI (RIImm r) = pprImm r
859 pprRegRIReg :: FAST_STRING -> Reg -> RI -> Reg -> SDoc
861 pprRegRIReg name reg1 ri reg2
873 pprSizeRegRegReg :: FAST_STRING -> Size -> Reg -> Reg -> Reg -> SDoc
875 pprSizeRegRegReg name size reg1 reg2 reg3
888 #endif {-alpha_TARGET_ARCH-}
891 %************************************************************************
893 \subsubsection{@pprInstr@ for an I386}
895 %************************************************************************
900 pprInstr v@(MOV size s@(OpReg src) d@(OpReg dst)) -- hack
903 #if 0 /* #ifdef DEBUG */
904 (<>) (ptext SLIT("# warning: ")) (pprSizeOpOp SLIT("mov") size s d)
908 pprInstr (MOV size src dst)
909 = pprSizeOpOp SLIT("mov") size src dst
910 pprInstr (MOVZxL sizes src dst) = pprSizeOpOpCoerce SLIT("movz") sizes L src dst
911 pprInstr (MOVSxL sizes src dst) = pprSizeOpOpCoerce SLIT("movs") sizes L src dst
913 -- here we do some patching, since the physical registers are only set late
914 -- in the code generation.
915 pprInstr (LEA size (OpAddr (AddrBaseIndex src1@(Just reg1) (Just (reg2,1)) (ImmInt 0))) dst@(OpReg reg3))
917 = pprSizeOpOp SLIT("add") size (OpReg reg2) dst
918 pprInstr (LEA size (OpAddr (AddrBaseIndex src1@(Just reg1) (Just (reg2,1)) (ImmInt 0))) dst@(OpReg reg3))
920 = pprSizeOpOp SLIT("add") size (OpReg reg1) dst
921 pprInstr (LEA size (OpAddr (AddrBaseIndex src1@(Just reg1) Nothing displ)) dst@(OpReg reg3))
923 = pprInstr (ADD size (OpImm displ) dst)
924 pprInstr (LEA size src dst) = pprSizeOpOp SLIT("lea") size src dst
926 pprInstr (ADD size (OpImm (ImmInt (-1))) dst)
927 = pprSizeOp SLIT("dec") size dst
928 pprInstr (ADD size (OpImm (ImmInt 1)) dst)
929 = pprSizeOp SLIT("inc") size dst
930 pprInstr (ADD size src dst)
931 = pprSizeOpOp SLIT("add") size src dst
932 pprInstr (SUB size src dst) = pprSizeOpOp SLIT("sub") size src dst
933 pprInstr (IMUL size op1 op2) = pprSizeOpOp SLIT("imul") size op1 op2
934 pprInstr (IDIV size op) = pprSizeOp SLIT("idiv") size op
936 pprInstr (AND size src dst) = pprSizeOpOp SLIT("and") size src dst
937 pprInstr (OR size src dst) = pprSizeOpOp SLIT("or") size src dst
938 pprInstr (XOR size src dst) = pprSizeOpOp SLIT("xor") size src dst
939 pprInstr (NOT size op) = pprSizeOp SLIT("not") size op
940 pprInstr (NEGI size op) = pprSizeOp SLIT("neg") size op
942 pprInstr (SHL size imm dst) = pprSizeImmOp SLIT("shl") size imm dst
943 pprInstr (SAR size imm dst) = pprSizeImmOp SLIT("sar") size imm dst
944 pprInstr (SHR size imm dst) = pprSizeImmOp SLIT("shr") size imm dst
945 pprInstr (BT size imm src) = pprSizeImmOp SLIT("bt") size imm src
947 pprInstr (CMP size src dst) = pprSizeOpOp SLIT("cmp") size src dst
948 pprInstr (TEST size src dst) = pprSizeOpOp SLIT("test") size src dst
949 pprInstr (PUSH size op) = pprSizeOp SLIT("push") size op
950 pprInstr (POP size op) = pprSizeOp SLIT("pop") size op
951 pprInstr PUSHA = ptext SLIT("\tpushal")
952 pprInstr POPA = ptext SLIT("\tpopal")
954 pprInstr (NOP) = ptext SLIT("\tnop")
955 pprInstr (CLTD) = ptext SLIT("\tcltd")
957 pprInstr (SETCC cond op) = pprCondInstr SLIT("set") cond (pprOperand B op)
959 pprInstr (JXX cond lab) = pprCondInstr SLIT("j") cond (pprCLabel_asm lab)
961 pprInstr (JMP dsts (OpImm imm)) = (<>) (ptext SLIT("\tjmp ")) (pprImm imm)
962 pprInstr (JMP dsts op) = (<>) (ptext SLIT("\tjmp *")) (pprOperand L op)
963 pprInstr (CALL imm) = (<>) (ptext SLIT("\tcall ")) (pprImm imm)
966 -- Simulating a flat register set on the x86 FP stack is tricky.
967 -- you have to free %st(7) before pushing anything on the FP reg stack
968 -- so as to preclude the possibility of a FP stack overflow exception.
969 pprInstr g@(GMOV src dst)
973 = pprG g (hcat [gtab, gpush src 0, gsemi, gpop dst 1])
975 -- GLD sz addr dst ==> FFREE %st(7) ; FLDsz addr ; FSTP (dst+1)
976 pprInstr g@(GLD sz addr dst)
977 = pprG g (hcat [gtab, text "ffree %st(7) ; fld", pprSize sz, gsp,
978 pprAddr addr, gsemi, gpop dst 1])
980 -- GST sz src addr ==> FFREE %st(7) ; FLD dst ; FSTPsz addr
981 pprInstr g@(GST sz src addr)
982 = pprG g (hcat [gtab, gpush src 0, gsemi,
983 text "fstp", pprSize sz, gsp, pprAddr addr])
985 pprInstr g@(GLDZ dst)
986 = pprG g (hcat [gtab, text "ffree %st(7) ; fldz ; ", gpop dst 1])
987 pprInstr g@(GLD1 dst)
988 = pprG g (hcat [gtab, text "ffree %st(7) ; fld1 ; ", gpop dst 1])
990 pprInstr g@(GFTOD src dst)
992 pprInstr g@(GFTOI src dst)
995 pprInstr g@(GDTOF src dst)
997 pprInstr g@(GDTOI src dst)
1000 pprInstr g@(GITOF src dst)
1001 = pprInstr (GITOD src dst)
1002 pprInstr g@(GITOD src dst)
1003 = pprG g (hcat [gtab, text "pushl ", pprReg L src,
1004 text " ; ffree %st(7); fildl (%esp) ; ",
1005 gpop dst 1, text " ; addl $4,%esp"])
1007 pprInstr g@(GCMP sz src1 src2)
1008 = pprG g (hcat [gtab, text "pushl %eax ; ",gpush src1 0]
1010 hcat [gtab, text "fcomp ", greg src2 1,
1011 text "; fstsw %ax ; sahf ; popl %eax"])
1013 pprInstr g@(GABS sz src dst)
1014 = pprG g (hcat [gtab, gpush src 0, text " ; fabs ; ", gpop dst 1])
1015 pprInstr g@(GNEG sz src dst)
1016 = pprG g (hcat [gtab, gpush src 0, text " ; fchs ; ", gpop dst 1])
1018 pprInstr g@(GSQRT sz src dst)
1019 = pprG g (hcat [gtab, gpush src 0, text " ; fsqrt"] $$
1020 hcat [gtab, gcoerceto sz, gpop dst 1])
1021 pprInstr g@(GSIN sz src dst)
1022 = pprG g (hcat [gtab, gpush src 0, text " ; fsin"] $$
1023 hcat [gtab, gcoerceto sz, gpop dst 1])
1024 pprInstr g@(GCOS sz src dst)
1025 = pprG g (hcat [gtab, gpush src 0, text " ; fcos"] $$
1026 hcat [gtab, gcoerceto sz, gpop dst 1])
1027 pprInstr g@(GTAN sz src dst)
1028 = pprG g (hcat [gtab, text "ffree %st(6) ; ",
1029 gpush src 0, text " ; fptan ; ",
1030 text " fstp %st(0)"] $$
1031 hcat [gtab, gcoerceto sz, gpop dst 1])
1033 -- In the translations for GADD, GMUL, GSUB and GDIV,
1034 -- the first two cases are mere optimisations. The otherwise clause
1035 -- generates correct code under all circumstances.
1037 pprInstr g@(GADD sz src1 src2 dst)
1039 = pprG g (text "\t#GADD-xxxcase1" $$
1040 hcat [gtab, gpush src2 0,
1041 text " ; faddp %st(0),", greg src1 1])
1043 = pprG g (text "\t#GADD-xxxcase2" $$
1044 hcat [gtab, gpush src1 0,
1045 text " ; faddp %st(0),", greg src2 1])
1047 = pprG g (hcat [gtab, gpush src1 0,
1048 text " ; fadd ", greg src2 1, text ",%st(0)",
1052 pprInstr g@(GMUL sz src1 src2 dst)
1054 = pprG g (text "\t#GMUL-xxxcase1" $$
1055 hcat [gtab, gpush src2 0,
1056 text " ; fmulp %st(0),", greg src1 1])
1058 = pprG g (text "\t#GMUL-xxxcase2" $$
1059 hcat [gtab, gpush src1 0,
1060 text " ; fmulp %st(0),", greg src2 1])
1062 = pprG g (hcat [gtab, gpush src1 0,
1063 text " ; fmul ", greg src2 1, text ",%st(0)",
1067 pprInstr g@(GSUB sz src1 src2 dst)
1069 = pprG g (text "\t#GSUB-xxxcase1" $$
1070 hcat [gtab, gpush src2 0,
1071 text " ; fsubrp %st(0),", greg src1 1])
1073 = pprG g (text "\t#GSUB-xxxcase2" $$
1074 hcat [gtab, gpush src1 0,
1075 text " ; fsubp %st(0),", greg src2 1])
1077 = pprG g (hcat [gtab, gpush src1 0,
1078 text " ; fsub ", greg src2 1, text ",%st(0)",
1082 pprInstr g@(GDIV sz src1 src2 dst)
1084 = pprG g (text "\t#GDIV-xxxcase1" $$
1085 hcat [gtab, gpush src2 0,
1086 text " ; fdivrp %st(0),", greg src1 1])
1088 = pprG g (text "\t#GDIV-xxxcase2" $$
1089 hcat [gtab, gpush src1 0,
1090 text " ; fdivp %st(0),", greg src2 1])
1092 = pprG g (hcat [gtab, gpush src1 0,
1093 text " ; fdiv ", greg src2 1, text ",%st(0)",
1098 = vcat [ ptext SLIT("\tffree %st(0) ;ffree %st(1) ;ffree %st(2) ;ffree %st(3)"),
1099 ptext SLIT("\tffree %st(4) ;ffree %st(5) ;ffree %st(6) ;ffree %st(7)")
1102 --------------------------
1104 -- coerce %st(0) to the specified size
1105 gcoerceto DF = empty
1106 gcoerceto F = text "subl $4,%esp ; fstps (%esp) ; flds (%esp) ; addl $4,%esp ; "
1109 = hcat [text "ffree %st(7) ; fld ", greg reg offset]
1111 = hcat [text "fstp ", greg reg offset]
1113 bogus = text "\tbogus"
1114 greg reg offset = text "%st(" <> int (gregno reg - 8+offset) <> char ')'
1119 gregno (RealReg i) = i
1120 gregno other = --pprPanic "gregno" (ppr other)
1121 999 -- bogus; only needed for debug printing
1123 pprG :: Instr -> SDoc -> SDoc
1125 = (char '#' <> pprGInstr fake) $$ actual
1127 pprGInstr (GMOV src dst) = pprSizeRegReg SLIT("gmov") DF src dst
1128 pprGInstr (GLD sz src dst) = pprSizeAddrReg SLIT("gld") sz src dst
1129 pprGInstr (GST sz src dst) = pprSizeRegAddr SLIT("gst") sz src dst
1131 pprGInstr (GLDZ dst) = pprSizeReg SLIT("gldz") DF dst
1132 pprGInstr (GLD1 dst) = pprSizeReg SLIT("gld1") DF dst
1134 pprGInstr (GFTOD src dst) = pprSizeSizeRegReg SLIT("gftod") F DF src dst
1135 pprGInstr (GFTOI src dst) = pprSizeSizeRegReg SLIT("gftoi") F L src dst
1137 pprGInstr (GDTOF src dst) = pprSizeSizeRegReg SLIT("gdtof") DF F src dst
1138 pprGInstr (GDTOI src dst) = pprSizeSizeRegReg SLIT("gdtoi") DF L src dst
1140 pprGInstr (GITOF src dst) = pprSizeSizeRegReg SLIT("gitof") L F src dst
1141 pprGInstr (GITOD src dst) = pprSizeSizeRegReg SLIT("gitod") L DF src dst
1143 pprGInstr (GCMP sz src dst) = pprSizeRegReg SLIT("gcmp") sz src dst
1144 pprGInstr (GABS sz src dst) = pprSizeRegReg SLIT("gabs") sz src dst
1145 pprGInstr (GNEG sz src dst) = pprSizeRegReg SLIT("gneg") sz src dst
1146 pprGInstr (GSQRT sz src dst) = pprSizeRegReg SLIT("gsqrt") sz src dst
1147 pprGInstr (GSIN sz src dst) = pprSizeRegReg SLIT("gsin") sz src dst
1148 pprGInstr (GCOS sz src dst) = pprSizeRegReg SLIT("gcos") sz src dst
1149 pprGInstr (GTAN sz src dst) = pprSizeRegReg SLIT("gtan") sz src dst
1151 pprGInstr (GADD sz src1 src2 dst) = pprSizeRegRegReg SLIT("gadd") sz src1 src2 dst
1152 pprGInstr (GSUB sz src1 src2 dst) = pprSizeRegRegReg SLIT("gsub") sz src1 src2 dst
1153 pprGInstr (GMUL sz src1 src2 dst) = pprSizeRegRegReg SLIT("gmul") sz src1 src2 dst
1154 pprGInstr (GDIV sz src1 src2 dst) = pprSizeRegRegReg SLIT("gdiv") sz src1 src2 dst
1157 Continue with I386-only printing bits and bobs:
1159 pprDollImm :: Imm -> SDoc
1161 pprDollImm i = ptext SLIT("$") <> pprImm i
1163 pprOperand :: Size -> Operand -> SDoc
1164 pprOperand s (OpReg r) = pprReg s r
1165 pprOperand s (OpImm i) = pprDollImm i
1166 pprOperand s (OpAddr ea) = pprAddr ea
1168 pprSizeImmOp :: FAST_STRING -> Size -> Imm -> Operand -> SDoc
1169 pprSizeImmOp name size imm op1
1181 pprSizeOp :: FAST_STRING -> Size -> Operand -> SDoc
1182 pprSizeOp name size op1
1191 pprSizeOpOp :: FAST_STRING -> Size -> Operand -> Operand -> SDoc
1192 pprSizeOpOp name size op1 op2
1198 pprOperand size op1,
1203 pprSizeByteOpOp :: FAST_STRING -> Size -> Operand -> Operand -> SDoc
1204 pprSizeByteOpOp name size op1 op2
1215 pprSizeOpReg :: FAST_STRING -> Size -> Operand -> Reg -> SDoc
1216 pprSizeOpReg name size op1 reg
1222 pprOperand size op1,
1227 pprSizeReg :: FAST_STRING -> Size -> Reg -> SDoc
1228 pprSizeReg name size reg1
1237 pprSizeRegReg :: FAST_STRING -> Size -> Reg -> Reg -> SDoc
1238 pprSizeRegReg name size reg1 reg2
1249 pprSizeSizeRegReg :: FAST_STRING -> Size -> Size -> Reg -> Reg -> SDoc
1250 pprSizeSizeRegReg name size1 size2 reg1 reg2
1262 pprSizeRegRegReg :: FAST_STRING -> Size -> Reg -> Reg -> Reg -> SDoc
1263 pprSizeRegRegReg name size reg1 reg2 reg3
1276 pprSizeAddr :: FAST_STRING -> Size -> MachRegsAddr -> SDoc
1277 pprSizeAddr name size op
1286 pprSizeAddrReg :: FAST_STRING -> Size -> MachRegsAddr -> Reg -> SDoc
1287 pprSizeAddrReg name size op dst
1298 pprSizeRegAddr :: FAST_STRING -> Size -> Reg -> MachRegsAddr -> SDoc
1299 pprSizeRegAddr name size src op
1310 pprOpOp :: FAST_STRING -> Size -> Operand -> Operand -> SDoc
1311 pprOpOp name size op1 op2
1315 pprOperand size op1,
1320 pprSizeOpOpCoerce :: FAST_STRING -> Size -> Size -> Operand -> Operand -> SDoc
1321 pprSizeOpOpCoerce name size1 size2 op1 op2
1322 = hcat [ char '\t', ptext name, pprSize size1, pprSize size2, space,
1323 pprOperand size1 op1,
1325 pprOperand size2 op2
1328 pprCondInstr :: FAST_STRING -> Cond -> SDoc -> SDoc
1329 pprCondInstr name cond arg
1330 = hcat [ char '\t', ptext name, pprCond cond, space, arg]
1332 #endif {-i386_TARGET_ARCH-}
1335 %************************************************************************
1337 \subsubsection{@pprInstr@ for a SPARC}
1339 %************************************************************************
1342 #if sparc_TARGET_ARCH
1344 -- a clumsy hack for now, to handle possible double alignment problems
1346 -- even clumsier, to allow for RegReg regs that show when doing indexed
1347 -- reads (bytearrays).
1350 -- Translate to the following:
1353 -- ld [g1+4],%f(n+1)
1354 -- sub g1,g2,g1 -- to restore g1
1355 pprInstr (LD DF (AddrRegReg g1 g2) reg)
1357 hcat [ptext SLIT("\tadd\t"), pprReg g1,comma,pprReg g2,comma,pprReg g1],
1358 hcat [pp_ld_lbracket, pprReg g1, pp_rbracket_comma, pprReg reg],
1359 hcat [pp_ld_lbracket, pprReg g1, ptext SLIT("+4]"), comma, pprReg (fPair reg)],
1360 hcat [ptext SLIT("\tsub\t"), pprReg g1,comma,pprReg g2,comma,pprReg g1]
1365 -- ld [addr+4],%f(n+1)
1366 pprInstr (LD DF addr reg) | isJust off_addr
1368 hcat [pp_ld_lbracket, pprAddr addr, pp_rbracket_comma, pprReg reg],
1369 hcat [pp_ld_lbracket, pprAddr addr2, pp_rbracket_comma,pprReg (fPair reg)]
1372 off_addr = addrOffset addr 4
1373 addr2 = case off_addr of Just x -> x
1376 pprInstr (LD size addr reg)
1387 -- The same clumsy hack as above
1389 -- Translate to the following:
1392 -- st %f(n+1),[g1+4]
1393 -- sub g1,g2,g1 -- to restore g1
1394 pprInstr (ST DF reg (AddrRegReg g1 g2))
1396 hcat [ptext SLIT("\tadd\t"), pprReg g1,comma,pprReg g2,comma,pprReg g1],
1397 hcat [ptext SLIT("\tst\t"), pprReg reg, pp_comma_lbracket,
1399 hcat [ptext SLIT("\tst\t"), pprReg (fPair reg), pp_comma_lbracket,
1400 pprReg g1, ptext SLIT("+4]")],
1401 hcat [ptext SLIT("\tsub\t"), pprReg g1,comma,pprReg g2,comma,pprReg g1]
1406 -- st %f(n+1),[addr+4]
1407 pprInstr (ST DF reg addr) | isJust off_addr
1409 hcat [ptext SLIT("\tst\t"), pprReg reg, pp_comma_lbracket,
1410 pprAddr addr, rbrack],
1411 hcat [ptext SLIT("\tst\t"), pprReg (fPair reg), pp_comma_lbracket,
1412 pprAddr addr2, rbrack]
1415 off_addr = addrOffset addr 4
1416 addr2 = case off_addr of Just x -> x
1418 -- no distinction is made between signed and unsigned bytes on stores for the
1419 -- Sparc opcodes (at least I cannot see any, and gas is nagging me --SOF),
1420 -- so we call a special-purpose pprSize for ST..
1422 pprInstr (ST size reg addr)
1433 pprInstr (ADD x cc reg1 ri reg2)
1434 | not x && not cc && riZero ri
1435 = hcat [ ptext SLIT("\tmov\t"), pprReg reg1, comma, pprReg reg2 ]
1437 = pprRegRIReg (if x then SLIT("addx") else SLIT("add")) cc reg1 ri reg2
1439 pprInstr (SUB x cc reg1 ri reg2)
1440 | not x && cc && reg2 == g0
1441 = hcat [ ptext SLIT("\tcmp\t"), pprReg reg1, comma, pprRI ri ]
1442 | not x && not cc && riZero ri
1443 = hcat [ ptext SLIT("\tmov\t"), pprReg reg1, comma, pprReg reg2 ]
1445 = pprRegRIReg (if x then SLIT("subx") else SLIT("sub")) cc reg1 ri reg2
1447 pprInstr (AND b reg1 ri reg2) = pprRegRIReg SLIT("and") b reg1 ri reg2
1448 pprInstr (ANDN b reg1 ri reg2) = pprRegRIReg SLIT("andn") b reg1 ri reg2
1450 pprInstr (OR b reg1 ri reg2)
1451 | not b && reg1 == g0
1452 = hcat [ ptext SLIT("\tmov\t"), pprRI ri, comma, pprReg reg2 ]
1454 = pprRegRIReg SLIT("or") b reg1 ri reg2
1456 pprInstr (ORN b reg1 ri reg2) = pprRegRIReg SLIT("orn") b reg1 ri reg2
1458 pprInstr (XOR b reg1 ri reg2) = pprRegRIReg SLIT("xor") b reg1 ri reg2
1459 pprInstr (XNOR b reg1 ri reg2) = pprRegRIReg SLIT("xnor") b reg1 ri reg2
1461 pprInstr (SLL reg1 ri reg2) = pprRegRIReg SLIT("sll") False reg1 ri reg2
1462 pprInstr (SRL reg1 ri reg2) = pprRegRIReg SLIT("srl") False reg1 ri reg2
1463 pprInstr (SRA reg1 ri reg2) = pprRegRIReg SLIT("sra") False reg1 ri reg2
1465 pprInstr (SETHI imm reg)
1467 ptext SLIT("\tsethi\t"),
1473 pprInstr NOP = ptext SLIT("\tnop")
1475 pprInstr (FABS F reg1 reg2) = pprSizeRegReg SLIT("fabs") F reg1 reg2
1476 pprInstr (FABS DF reg1 reg2)
1477 = (<>) (pprSizeRegReg SLIT("fabs") F reg1 reg2)
1478 (if (reg1 == reg2) then empty
1479 else (<>) (char '\n')
1480 (pprSizeRegReg SLIT("fmov") F (fPair reg1) (fPair reg2)))
1482 pprInstr (FADD size reg1 reg2 reg3)
1483 = pprSizeRegRegReg SLIT("fadd") size reg1 reg2 reg3
1484 pprInstr (FCMP e size reg1 reg2)
1485 = pprSizeRegReg (if e then SLIT("fcmpe") else SLIT("fcmp")) size reg1 reg2
1486 pprInstr (FDIV size reg1 reg2 reg3)
1487 = pprSizeRegRegReg SLIT("fdiv") size reg1 reg2 reg3
1489 pprInstr (FMOV F reg1 reg2) = pprSizeRegReg SLIT("fmov") F reg1 reg2
1490 pprInstr (FMOV DF reg1 reg2)
1491 = (<>) (pprSizeRegReg SLIT("fmov") F reg1 reg2)
1492 (if (reg1 == reg2) then empty
1493 else (<>) (char '\n')
1494 (pprSizeRegReg SLIT("fmov") F (fPair reg1) (fPair reg2)))
1496 pprInstr (FMUL size reg1 reg2 reg3)
1497 = pprSizeRegRegReg SLIT("fmul") size reg1 reg2 reg3
1499 pprInstr (FNEG F reg1 reg2) = pprSizeRegReg SLIT("fneg") F reg1 reg2
1500 pprInstr (FNEG DF reg1 reg2)
1501 = (<>) (pprSizeRegReg SLIT("fneg") F reg1 reg2)
1502 (if (reg1 == reg2) then empty
1503 else (<>) (char '\n')
1504 (pprSizeRegReg SLIT("fmov") F (fPair reg1) (fPair reg2)))
1506 pprInstr (FSQRT size reg1 reg2) = pprSizeRegReg SLIT("fsqrt") size reg1 reg2
1507 pprInstr (FSUB size reg1 reg2 reg3) = pprSizeRegRegReg SLIT("fsub") size reg1 reg2 reg3
1508 pprInstr (FxTOy size1 size2 reg1 reg2)
1521 pprReg reg1, comma, pprReg reg2
1525 pprInstr (BI cond b lab)
1527 ptext SLIT("\tb"), pprCond cond,
1528 if b then pp_comma_a else empty,
1533 pprInstr (BF cond b lab)
1535 ptext SLIT("\tfb"), pprCond cond,
1536 if b then pp_comma_a else empty,
1541 pprInstr (JMP dsts addr) = (<>) (ptext SLIT("\tjmp\t")) (pprAddr addr)
1543 pprInstr (CALL imm n _)
1544 = hcat [ ptext SLIT("\tcall\t"), pprImm imm, comma, int n ]
1547 Continue with SPARC-only printing bits and bobs:
1550 pprRI (RIReg r) = pprReg r
1551 pprRI (RIImm r) = pprImm r
1553 pprSizeRegReg :: FAST_STRING -> Size -> Reg -> Reg -> SDoc
1554 pprSizeRegReg name size reg1 reg2
1559 F -> ptext SLIT("s\t")
1560 DF -> ptext SLIT("d\t")),
1566 pprSizeRegRegReg :: FAST_STRING -> Size -> Reg -> Reg -> Reg -> SDoc
1567 pprSizeRegRegReg name size reg1 reg2 reg3
1572 F -> ptext SLIT("s\t")
1573 DF -> ptext SLIT("d\t")),
1581 pprRegRIReg :: FAST_STRING -> Bool -> Reg -> RI -> Reg -> SDoc
1582 pprRegRIReg name b reg1 ri reg2
1586 if b then ptext SLIT("cc\t") else char '\t',
1594 pprRIReg :: FAST_STRING -> Bool -> RI -> Reg -> SDoc
1595 pprRIReg name b ri reg1
1599 if b then ptext SLIT("cc\t") else char '\t',
1605 pp_ld_lbracket = ptext SLIT("\tld\t[")
1606 pp_rbracket_comma = text "],"
1607 pp_comma_lbracket = text ",["
1608 pp_comma_a = text ",a"
1610 #endif {-sparc_TARGET_ARCH-}