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[truetype] While tracing opcodes, show code position and stack.

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* src/truetype/ttinterp.c: Change all existing TRACE7 calls to
TRACE6.
(opcode_name): Add string lengths.
(TT_RunIns): Implement display of code position and stack.
2.6.5
Werner Lemberg 10 years ago
parent 764ddcc164
commit 54d042861b
2 changed files with 307 additions and 277 deletions
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  1. 9
      ChangeLog
  2. 575
      src/truetype/ttinterp.c

9
ChangeLog
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@ -1,3 +1,12 @@
2015-06-01 Werner Lemberg <wl@gnu.org>
[truetype] While tracing opcodes, show code position and stack.
* src/truetype/ttinterp.c: Change all existing TRACE7 calls to
TRACE6.
(opcode_name): Add string lengths.
(TT_RunIns): Implement display of code position and stack.
2015-05-31 Werner Lemberg <wl@gnu.org>
[truetype] In GX, make private point numbers work correctly.

575
src/truetype/ttinterp.c
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@ -939,280 +939,284 @@
#ifdef FT_DEBUG_LEVEL_TRACE
/* the first hex digit gives the length of the opcode name; the space */
/* after the digit is here just to increase readability of the source */
/* code */
static
const char* const opcode_name[256] =
{
"SVTCA y",
"SVTCA x",
"SPvTCA y",
"SPvTCA x",
"SFvTCA y",
"SFvTCA x",
"SPvTL ||",
"SPvTL +",
"SFvTL ||",
"SFvTL +",
"SPvFS",
"SFvFS",
"GPv",
"GFv",
"SFvTPv",
"ISECT",
"SRP0",
"SRP1",
"SRP2",
"SZP0",
"SZP1",
"SZP2",
"SZPS",
"SLOOP",
"RTG",
"RTHG",
"SMD",
"ELSE",
"JMPR",
"SCvTCi",
"SSwCi",
"SSW",
"DUP",
"POP",
"CLEAR",
"SWAP",
"DEPTH",
"CINDEX",
"MINDEX",
"AlignPTS",
"INS_$28",
"UTP",
"LOOPCALL",
"CALL",
"FDEF",
"ENDF",
"MDAP[0]",
"MDAP[1]",
"IUP[0]",
"IUP[1]",
"SHP[0]",
"SHP[1]",
"SHC[0]",
"SHC[1]",
"SHZ[0]",
"SHZ[1]",
"SHPIX",
"IP",
"MSIRP[0]",
"MSIRP[1]",
"AlignRP",
"RTDG",
"MIAP[0]",
"MIAP[1]",
"NPushB",
"NPushW",
"WS",
"RS",
"WCvtP",
"RCvt",
"GC[0]",
"GC[1]",
"SCFS",
"MD[0]",
"MD[1]",
"MPPEM",
"MPS",
"FlipON",
"FlipOFF",
"DEBUG",
"LT",
"LTEQ",
"GT",
"GTEQ",
"EQ",
"NEQ",
"ODD",
"EVEN",
"IF",
"EIF",
"AND",
"OR",
"NOT",
"DeltaP1",
"SDB",
"SDS",
"ADD",
"SUB",
"DIV",
"MUL",
"ABS",
"NEG",
"FLOOR",
"CEILING",
"ROUND[0]",
"ROUND[1]",
"ROUND[2]",
"ROUND[3]",
"NROUND[0]",
"NROUND[1]",
"NROUND[2]",
"NROUND[3]",
"WCvtF",
"DeltaP2",
"DeltaP3",
"DeltaCn[0]",
"DeltaCn[1]",
"DeltaCn[2]",
"SROUND",
"S45Round",
"JROT",
"JROF",
"ROFF",
"INS_$7B",
"RUTG",
"RDTG",
"SANGW",
"AA",
"FlipPT",
"FlipRgON",
"FlipRgOFF",
"INS_$83",
"INS_$84",
"ScanCTRL",
"SDPvTL[0]",
"SDPvTL[1]",
"GetINFO",
"IDEF",
"ROLL",
"MAX",
"MIN",
"ScanTYPE",
"InstCTRL",
"INS_$8F",
"INS_$90",
"INS_$91",
"INS_$92",
"INS_$93",
"INS_$94",
"INS_$95",
"INS_$96",
"INS_$97",
"INS_$98",
"INS_$99",
"INS_$9A",
"INS_$9B",
"INS_$9C",
"INS_$9D",
"INS_$9E",
"INS_$9F",
"INS_$A0",
"INS_$A1",
"INS_$A2",
"INS_$A3",
"INS_$A4",
"INS_$A5",
"INS_$A6",
"INS_$A7",
"INS_$A8",
"INS_$A9",
"INS_$AA",
"INS_$AB",
"INS_$AC",
"INS_$AD",
"INS_$AE",
"INS_$AF",
"PushB[0]",
"PushB[1]",
"PushB[2]",
"PushB[3]",
"PushB[4]",
"PushB[5]",
"PushB[6]",
"PushB[7]",
"PushW[0]",
"PushW[1]",
"PushW[2]",
"PushW[3]",
"PushW[4]",
"PushW[5]",
"PushW[6]",
"PushW[7]",
"MDRP[00]",
"MDRP[01]",
"MDRP[02]",
"MDRP[03]",
"MDRP[04]",
"MDRP[05]",
"MDRP[06]",
"MDRP[07]",
"MDRP[08]",
"MDRP[09]",
"MDRP[10]",
"MDRP[11]",
"MDRP[12]",
"MDRP[13]",
"MDRP[14]",
"MDRP[15]",
"MDRP[16]",
"MDRP[17]",
"MDRP[18]",
"MDRP[19]",
"MDRP[20]",
"MDRP[21]",
"MDRP[22]",
"MDRP[23]",
"MDRP[24]",
"MDRP[25]",
"MDRP[26]",
"MDRP[27]",
"MDRP[28]",
"MDRP[29]",
"MDRP[30]",
"MDRP[31]",
"MIRP[00]",
"MIRP[01]",
"MIRP[02]",
"MIRP[03]",
"MIRP[04]",
"MIRP[05]",
"MIRP[06]",
"MIRP[07]",
"MIRP[08]",
"MIRP[09]",
"MIRP[10]",
"MIRP[11]",
"MIRP[12]",
"MIRP[13]",
"MIRP[14]",
"MIRP[15]",
"MIRP[16]",
"MIRP[17]",
"MIRP[18]",
"MIRP[19]",
"MIRP[20]",
"MIRP[21]",
"MIRP[22]",
"MIRP[23]",
"MIRP[24]",
"MIRP[25]",
"MIRP[26]",
"MIRP[27]",
"MIRP[28]",
"MIRP[29]",
"MIRP[30]",
"MIRP[31]"
"7 SVTCA y",
"7 SVTCA x",
"8 SPvTCA y",
"8 SPvTCA x",
"8 SFvTCA y",
"8 SFvTCA x",
"8 SPvTL ||",
"7 SPvTL +",
"8 SFvTL ||",
"7 SFvTL +",
"5 SPvFS",
"5 SFvFS",
"3 GPv",
"3 GFv",
"6 SFvTPv",
"5 ISECT",
"4 SRP0",
"4 SRP1",
"4 SRP2",
"4 SZP0",
"4 SZP1",
"4 SZP2",
"4 SZPS",
"5 SLOOP",
"3 RTG",
"4 RTHG",
"3 SMD",
"4 ELSE",
"4 JMPR",
"6 SCvTCi",
"5 SSwCi",
"3 SSW",
"3 DUP",
"3 POP",
"5 CLEAR",
"4 SWAP",
"5 DEPTH",
"6 CINDEX",
"6 MINDEX",
"8 AlignPTS",
"7 INS_$28",
"3 UTP",
"8 LOOPCALL",
"4 CALL",
"4 FDEF",
"4 ENDF",
"7 MDAP[0]",
"7 MDAP[1]",
"6 IUP[0]",
"6 IUP[1]",
"6 SHP[0]",
"6 SHP[1]",
"6 SHC[0]",
"6 SHC[1]",
"6 SHZ[0]",
"6 SHZ[1]",
"5 SHPIX",
"2 IP",
"8 MSIRP[0]",
"8 MSIRP[1]",
"7 AlignRP",
"4 RTDG",
"7 MIAP[0]",
"7 MIAP[1]",
"6 NPushB",
"6 NPushW",
"2 WS",
"2 RS",
"5 WCvtP",
"4 RCvt",
"5 GC[0]",
"5 GC[1]",
"4 SCFS",
"5 MD[0]",
"5 MD[1]",
"5 MPPEM",
"3 MPS",
"6 FlipON",
"7 FlipOFF",
"5 DEBUG",
"2 LT",
"4 LTEQ",
"2 GT",
"4 GTEQ",
"2 EQ",
"3 NEQ",
"3 ODD",
"4 EVEN",
"2 IF",
"3 EIF",
"3 AND",
"2 OR",
"3 NOT",
"7 DeltaP1",
"3 SDB",
"3 SDS",
"3 ADD",
"3 SUB",
"3 DIV",
"3 MUL",
"3 ABS",
"3 NEG",
"5 FLOOR",
"7 CEILING",
"8 ROUND[0]",
"8 ROUND[1]",
"8 ROUND[2]",
"8 ROUND[3]",
"9 NROUND[0]",
"9 NROUND[1]",
"9 NROUND[2]",
"9 NROUND[3]",
"5 WCvtF",
"7 DeltaP2",
"7 DeltaP3",
"A DeltaCn[0]",
"A DeltaCn[1]",
"A DeltaCn[2]",
"6 SROUND",
"8 S45Round",
"4 JROT",
"4 JROF",
"4 ROFF",
"7 INS_$7B",
"4 RUTG",
"4 RDTG",
"5 SANGW",
"2 AA",
"6 FlipPT",
"8 FlipRgON",
"9 FlipRgOFF",
"7 INS_$83",
"7 INS_$84",
"8 ScanCTRL",
"9 SDPvTL[0]",
"9 SDPvTL[1]",
"7 GetINFO",
"4 IDEF",
"4 ROLL",
"3 MAX",
"3 MIN",
"8 ScanTYPE",
"8 InstCTRL",
"7 INS_$8F",
"7 INS_$90",
"7 INS_$91",
"7 INS_$92",
"7 INS_$93",
"7 INS_$94",
"7 INS_$95",
"7 INS_$96",
"7 INS_$97",
"7 INS_$98",
"7 INS_$99",
"7 INS_$9A",
"7 INS_$9B",
"7 INS_$9C",
"7 INS_$9D",
"7 INS_$9E",
"7 INS_$9F",
"7 INS_$A0",
"7 INS_$A1",
"7 INS_$A2",
"7 INS_$A3",
"7 INS_$A4",
"7 INS_$A5",
"7 INS_$A6",
"7 INS_$A7",
"7 INS_$A8",
"7 INS_$A9",
"7 INS_$AA",
"7 INS_$AB",
"7 INS_$AC",
"7 INS_$AD",
"7 INS_$AE",
"7 INS_$AF",
"8 PushB[0]",
"8 PushB[1]",
"8 PushB[2]",
"8 PushB[3]",
"8 PushB[4]",
"8 PushB[5]",
"8 PushB[6]",
"8 PushB[7]",
"8 PushW[0]",
"8 PushW[1]",
"8 PushW[2]",
"8 PushW[3]",
"8 PushW[4]",
"8 PushW[5]",
"8 PushW[6]",
"8 PushW[7]",
"8 MDRP[00]",
"8 MDRP[01]",
"8 MDRP[02]",
"8 MDRP[03]",
"8 MDRP[04]",
"8 MDRP[05]",
"8 MDRP[06]",
"8 MDRP[07]",
"8 MDRP[08]",
"8 MDRP[09]",
"8 MDRP[10]",
"8 MDRP[11]",
"8 MDRP[12]",
"8 MDRP[13]",
"8 MDRP[14]",
"8 MDRP[15]",
"8 MDRP[16]",
"8 MDRP[17]",
"8 MDRP[18]",
"8 MDRP[19]",
"8 MDRP[20]",
"8 MDRP[21]",
"8 MDRP[22]",
"8 MDRP[23]",
"8 MDRP[24]",
"8 MDRP[25]",
"8 MDRP[26]",
"8 MDRP[27]",
"8 MDRP[28]",
"8 MDRP[29]",
"8 MDRP[30]",
"8 MDRP[31]",
"8 MIRP[00]",
"8 MIRP[01]",
"8 MIRP[02]",
"8 MIRP[03]",
"8 MIRP[04]",
"8 MIRP[05]",
"8 MIRP[06]",
"8 MIRP[07]",
"8 MIRP[08]",
"8 MIRP[09]",
"8 MIRP[10]",
"8 MIRP[11]",
"8 MIRP[12]",
"8 MIRP[13]",
"8 MIRP[14]",
"8 MIRP[15]",
"8 MIRP[16]",
"8 MIRP[17]",
"8 MIRP[18]",
"8 MIRP[19]",
"8 MIRP[20]",
"8 MIRP[21]",
"8 MIRP[22]",
"8 MIRP[23]",
"8 MIRP[24]",
"8 MIRP[25]",
"8 MIRP[26]",
"8 MIRP[27]",
"8 MIRP[28]",
"8 MIRP[29]",
"8 MIRP[30]",
"8 MIRP[31]"
};
#endif /* FT_DEBUG_LEVEL_TRACE */
@ -3684,7 +3688,7 @@
if ( opcode_pointer[i] == opcode_size[i] )
{
FT_TRACE7(( "sph: Function %d, opcode ptrn: %d, %s %s\n",
FT_TRACE6(( "sph: Function %d, opcode ptrn: %d, %s %s\n",
i, n,
exc->face->root.family_name,
exc->face->root.style_name ));
@ -7320,7 +7324,7 @@
/* if in ClearType backwards compatibility mode, */
/* we sometimes change the TrueType version dynamically */
K = exc->rasterizer_version;
FT_TRACE7(( "Setting rasterizer version %d\n",
FT_TRACE6(( "Setting rasterizer version %d\n",
exc->rasterizer_version ));
}
else
@ -7556,9 +7560,26 @@
{
exc->opcode = exc->code[exc->IP];
FT_TRACE7(( " " ));
FT_TRACE7(( opcode_name[exc->opcode] ));
FT_TRACE7(( "\n" ));
#ifdef FT_DEBUG_LEVEL_TRACE
{
FT_Long cnt = FT_MIN( 8, exc->top );
FT_Long n;
/* if tracing level is 7, show current code position */
/* and the first few stack elements also */
FT_TRACE6(( " " ));
FT_TRACE7(( "%06d ", exc->IP ));
FT_TRACE6(( opcode_name[exc->opcode] + 2 ));
FT_TRACE7(( "%*s", *opcode_name[exc->opcode] == 'A'
? 2
: 12 - ( *opcode_name[exc->opcode] - '0' ),
"#" ));
for ( n = 0; n < cnt; n++ )
FT_TRACE7(( " %d", exc->stack[exc->top - n] ));
FT_TRACE6(( "\n" ));
}
#endif /* FT_DEBUG_LEVEL_TRACE */
if ( ( exc->length = opcode_length[exc->opcode] ) < 0 )
{
@ -7617,7 +7638,7 @@
if ( opcode_pointer[i] == opcode_size[i] )
{
FT_TRACE7(( "sph: opcode ptrn: %d, %s %s\n",
FT_TRACE6(( "sph: opcode ptrn: %d, %s %s\n",
i,
exc->face->root.family_name,
exc->face->root.style_name ));

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