Commit 01be130d7383d0b7c9c88979a0d0f940a6261e79
2015-01-10T23:05:37
[truetype] Remove TT_CONFIG_OPTION_INTERPRETER_SWITCH. Behdad suggested this code simplification, and nobody objected... * include/config/ftoption.h, devel/ftoption.h (TT_CONFIG_OPTION_INTERPRETER_SWITCH): Remove. * src/truetype/ttinterp.c [TT_CONFIG_OPTION_INTERPRETER_SWITCH]: Remove related code. (ARRAY_BOUND_ERROR): Use do-while loop.
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diff --git a/ChangeLog b/ChangeLog
index 3401b17..16f9924 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,18 @@
2015-01-10 Werner Lemberg <wl@gnu.org>
+ [truetype] Remove TT_CONFIG_OPTION_INTERPRETER_SWITCH.
+
+ Behdad suggested this code simplification, and nobody objected...
+
+ * include/config/ftoption.h, devel/ftoption.h
+ (TT_CONFIG_OPTION_INTERPRETER_SWITCH): Remove.
+
+ * src/truetype/ttinterp.c [TT_CONFIG_OPTION_INTERPRETER_SWITCH]:
+ Remove related code.
+ (ARRAY_BOUND_ERROR): Use do-while loop.
+
+2015-01-10 Werner Lemberg <wl@gnu.org>
+
[truetype] More macro expansions.
* src/truetype/ttinterp.c, src/truetype/ttinterp.h (EXEC_ARG_,
diff --git a/devel/ftoption.h b/devel/ftoption.h
index 10027bb..5984601 100644
--- a/devel/ftoption.h
+++ b/devel/ftoption.h
@@ -659,19 +659,6 @@ FT_BEGIN_HEADER
/*************************************************************************/
/* */
- /* Define TT_CONFIG_OPTION_INTERPRETER_SWITCH to compile the TrueType */
- /* bytecode interpreter with a huge switch statement, rather than a call */
- /* table. This results in smaller and faster code for a number of */
- /* architectures. */
- /* */
- /* Note however that on some compiler/processor combinations, undefining */
- /* this macro will generate faster, though larger, code. */
- /* */
-#define TT_CONFIG_OPTION_INTERPRETER_SWITCH
-
-
- /*************************************************************************/
- /* */
/* Define TT_CONFIG_OPTION_COMPONENT_OFFSET_SCALED to compile the */
/* TrueType glyph loader to use Apple's definition of how to handle */
/* component offsets in composite glyphs. */
diff --git a/include/config/ftoption.h b/include/config/ftoption.h
index 2b0b67e..a40e88c 100644
--- a/include/config/ftoption.h
+++ b/include/config/ftoption.h
@@ -659,19 +659,6 @@ FT_BEGIN_HEADER
/*************************************************************************/
/* */
- /* Define TT_CONFIG_OPTION_INTERPRETER_SWITCH to compile the TrueType */
- /* bytecode interpreter with a huge switch statement, rather than a call */
- /* table. This results in smaller and faster code for a number of */
- /* architectures. */
- /* */
- /* Note however that on some compiler/processor combinations, undefining */
- /* this macro will generate faster, though larger, code. */
- /* */
-#define TT_CONFIG_OPTION_INTERPRETER_SWITCH
-
-
- /*************************************************************************/
- /* */
/* Define TT_CONFIG_OPTION_COMPONENT_OFFSET_SCALED to compile the */
/* TrueType glyph loader to use Apple's definition of how to handle */
/* component offsets in composite glyphs. */
diff --git a/src/truetype/ttinterp.c b/src/truetype/ttinterp.c
index a845a9a..6c6f8e8 100644
--- a/src/truetype/ttinterp.c
+++ b/src/truetype/ttinterp.c
@@ -3194,9 +3194,7 @@
if ( BOUNDSL( I, exc->storeSize ) ) \
{ \
if ( exc->pedantic_hinting ) \
- { \
ARRAY_BOUND_ERROR; \
- } \
else \
args[0] = 0; \
} \
@@ -3215,9 +3213,7 @@
if ( BOUNDSL( I, exc->storeSize ) ) \
{ \
if ( exc->pedantic_hinting ) \
- { \
ARRAY_BOUND_ERROR; \
- } \
} \
else \
exc->storage[I] = args[1]; \
@@ -3232,9 +3228,7 @@
if ( BOUNDSL( I, exc->cvtSize ) ) \
{ \
if ( exc->pedantic_hinting ) \
- { \
ARRAY_BOUND_ERROR; \
- } \
else \
args[0] = 0; \
} \
@@ -3251,9 +3245,7 @@
if ( BOUNDSL( I, exc->cvtSize ) ) \
{ \
if ( exc->pedantic_hinting ) \
- { \
ARRAY_BOUND_ERROR; \
- } \
} \
else \
exc->func_write_cvt( exc, I, args[1] ); \
@@ -3268,9 +3260,7 @@
if ( BOUNDSL( I, exc->cvtSize ) ) \
{ \
if ( exc->pedantic_hinting ) \
- { \
ARRAY_BOUND_ERROR; \
- } \
} \
else \
exc->cvt[I] = FT_MulFix( args[1], exc->tt_metrics.scale ); \
@@ -3304,15 +3294,12 @@
args[0] = args[1];
-#ifndef TT_CONFIG_OPTION_INTERPRETER_SWITCH
-
-
-#undef ARRAY_BOUND_ERROR
#define ARRAY_BOUND_ERROR \
+ do \
{ \
exc->error = FT_THROW( Invalid_Reference ); \
return; \
- }
+ } while (0)
/*************************************************************************/
@@ -4263,16 +4250,6 @@
}
-#endif /* !TT_CONFIG_OPTION_INTERPRETER_SWITCH */
-
-
- /*************************************************************************/
- /* */
- /* The following functions are called as is within the switch statement. */
- /* */
- /*************************************************************************/
-
-
/*************************************************************************/
/* */
/* MINDEX[]: Move INDEXed element */
@@ -7802,292 +7779,6 @@
}
-#ifndef TT_CONFIG_OPTION_INTERPRETER_SWITCH
-
-
- static
- TInstruction_Function Instruct_Dispatch[256] =
- {
- /* Opcodes are gathered in groups of 16. */
- /* Please keep the spaces as they are. */
-
- /* SVTCA y */ Ins_SVTCA,
- /* SVTCA x */ Ins_SVTCA,
- /* SPvTCA y */ Ins_SPVTCA,
- /* SPvTCA x */ Ins_SPVTCA,
- /* SFvTCA y */ Ins_SFVTCA,
- /* SFvTCA x */ Ins_SFVTCA,
- /* SPvTL // */ Ins_SPVTL,
- /* SPvTL + */ Ins_SPVTL,
- /* SFvTL // */ Ins_SFVTL,
- /* SFvTL + */ Ins_SFVTL,
- /* SPvFS */ Ins_SPVFS,
- /* SFvFS */ Ins_SFVFS,
- /* GPV */ Ins_GPV,
- /* GFV */ Ins_GFV,
- /* SFvTPv */ Ins_SFVTPV,
- /* ISECT */ Ins_ISECT,
-
- /* SRP0 */ Ins_SRP0,
- /* SRP1 */ Ins_SRP1,
- /* SRP2 */ Ins_SRP2,
- /* SZP0 */ Ins_SZP0,
- /* SZP1 */ Ins_SZP1,
- /* SZP2 */ Ins_SZP2,
- /* SZPS */ Ins_SZPS,
- /* SLOOP */ Ins_SLOOP,
- /* RTG */ Ins_RTG,
- /* RTHG */ Ins_RTHG,
- /* SMD */ Ins_SMD,
- /* ELSE */ Ins_ELSE,
- /* JMPR */ Ins_JMPR,
- /* SCvTCi */ Ins_SCVTCI,
- /* SSwCi */ Ins_SSWCI,
- /* SSW */ Ins_SSW,
-
- /* DUP */ Ins_DUP,
- /* POP */ Ins_POP,
- /* CLEAR */ Ins_CLEAR,
- /* SWAP */ Ins_SWAP,
- /* DEPTH */ Ins_DEPTH,
- /* CINDEX */ Ins_CINDEX,
- /* MINDEX */ Ins_MINDEX,
- /* AlignPTS */ Ins_ALIGNPTS,
- /* INS_0x28 */ Ins_UNKNOWN,
- /* UTP */ Ins_UTP,
- /* LOOPCALL */ Ins_LOOPCALL,
- /* CALL */ Ins_CALL,
- /* FDEF */ Ins_FDEF,
- /* ENDF */ Ins_ENDF,
- /* MDAP[0] */ Ins_MDAP,
- /* MDAP[1] */ Ins_MDAP,
-
- /* IUP[0] */ Ins_IUP,
- /* IUP[1] */ Ins_IUP,
- /* SHP[0] */ Ins_SHP,
- /* SHP[1] */ Ins_SHP,
- /* SHC[0] */ Ins_SHC,
- /* SHC[1] */ Ins_SHC,
- /* SHZ[0] */ Ins_SHZ,
- /* SHZ[1] */ Ins_SHZ,
- /* SHPIX */ Ins_SHPIX,
- /* IP */ Ins_IP,
- /* MSIRP[0] */ Ins_MSIRP,
- /* MSIRP[1] */ Ins_MSIRP,
- /* AlignRP */ Ins_ALIGNRP,
- /* RTDG */ Ins_RTDG,
- /* MIAP[0] */ Ins_MIAP,
- /* MIAP[1] */ Ins_MIAP,
-
- /* NPushB */ Ins_NPUSHB,
- /* NPushW */ Ins_NPUSHW,
- /* WS */ Ins_WS,
- /* RS */ Ins_RS,
- /* WCvtP */ Ins_WCVTP,
- /* RCvt */ Ins_RCVT,
- /* GC[0] */ Ins_GC,
- /* GC[1] */ Ins_GC,
- /* SCFS */ Ins_SCFS,
- /* MD[0] */ Ins_MD,
- /* MD[1] */ Ins_MD,
- /* MPPEM */ Ins_MPPEM,
- /* MPS */ Ins_MPS,
- /* FlipON */ Ins_FLIPON,
- /* FlipOFF */ Ins_FLIPOFF,
- /* DEBUG */ Ins_DEBUG,
-
- /* LT */ Ins_LT,
- /* LTEQ */ Ins_LTEQ,
- /* GT */ Ins_GT,
- /* GTEQ */ Ins_GTEQ,
- /* EQ */ Ins_EQ,
- /* NEQ */ Ins_NEQ,
- /* ODD */ Ins_ODD,
- /* EVEN */ Ins_EVEN,
- /* IF */ Ins_IF,
- /* EIF */ Ins_EIF,
- /* AND */ Ins_AND,
- /* OR */ Ins_OR,
- /* NOT */ Ins_NOT,
- /* DeltaP1 */ Ins_DELTAP,
- /* SDB */ Ins_SDB,
- /* SDS */ Ins_SDS,
-
- /* ADD */ Ins_ADD,
- /* SUB */ Ins_SUB,
- /* DIV */ Ins_DIV,
- /* MUL */ Ins_MUL,
- /* ABS */ Ins_ABS,
- /* NEG */ Ins_NEG,
- /* FLOOR */ Ins_FLOOR,
- /* CEILING */ Ins_CEILING,
- /* ROUND[0] */ Ins_ROUND,
- /* ROUND[1] */ Ins_ROUND,
- /* ROUND[2] */ Ins_ROUND,
- /* ROUND[3] */ Ins_ROUND,
- /* NROUND[0] */ Ins_NROUND,
- /* NROUND[1] */ Ins_NROUND,
- /* NROUND[2] */ Ins_NROUND,
- /* NROUND[3] */ Ins_NROUND,
-
- /* WCvtF */ Ins_WCVTF,
- /* DeltaP2 */ Ins_DELTAP,
- /* DeltaP3 */ Ins_DELTAP,
- /* DeltaCn[0] */ Ins_DELTAC,
- /* DeltaCn[1] */ Ins_DELTAC,
- /* DeltaCn[2] */ Ins_DELTAC,
- /* SROUND */ Ins_SROUND,
- /* S45Round */ Ins_S45ROUND,
- /* JROT */ Ins_JROT,
- /* JROF */ Ins_JROF,
- /* ROFF */ Ins_ROFF,
- /* INS_0x7B */ Ins_UNKNOWN,
- /* RUTG */ Ins_RUTG,
- /* RDTG */ Ins_RDTG,
- /* SANGW */ Ins_SANGW,
- /* AA */ Ins_AA,
-
- /* FlipPT */ Ins_FLIPPT,
- /* FlipRgON */ Ins_FLIPRGON,
- /* FlipRgOFF */ Ins_FLIPRGOFF,
- /* INS_0x83 */ Ins_UNKNOWN,
- /* INS_0x84 */ Ins_UNKNOWN,
- /* ScanCTRL */ Ins_SCANCTRL,
- /* SDPVTL[0] */ Ins_SDPVTL,
- /* SDPVTL[1] */ Ins_SDPVTL,
- /* GetINFO */ Ins_GETINFO,
- /* IDEF */ Ins_IDEF,
- /* ROLL */ Ins_ROLL,
- /* MAX */ Ins_MAX,
- /* MIN */ Ins_MIN,
- /* ScanTYPE */ Ins_SCANTYPE,
- /* InstCTRL */ Ins_INSTCTRL,
- /* INS_0x8F */ Ins_UNKNOWN,
-
- /* INS_0x90 */ Ins_UNKNOWN,
- /* INS_0x91 */ Ins_UNKNOWN,
- /* INS_0x92 */ Ins_UNKNOWN,
- /* INS_0x93 */ Ins_UNKNOWN,
- /* INS_0x94 */ Ins_UNKNOWN,
- /* INS_0x95 */ Ins_UNKNOWN,
- /* INS_0x96 */ Ins_UNKNOWN,
- /* INS_0x97 */ Ins_UNKNOWN,
- /* INS_0x98 */ Ins_UNKNOWN,
- /* INS_0x99 */ Ins_UNKNOWN,
- /* INS_0x9A */ Ins_UNKNOWN,
- /* INS_0x9B */ Ins_UNKNOWN,
- /* INS_0x9C */ Ins_UNKNOWN,
- /* INS_0x9D */ Ins_UNKNOWN,
- /* INS_0x9E */ Ins_UNKNOWN,
- /* INS_0x9F */ Ins_UNKNOWN,
-
- /* INS_0xA0 */ Ins_UNKNOWN,
- /* INS_0xA1 */ Ins_UNKNOWN,
- /* INS_0xA2 */ Ins_UNKNOWN,
- /* INS_0xA3 */ Ins_UNKNOWN,
- /* INS_0xA4 */ Ins_UNKNOWN,
- /* INS_0xA5 */ Ins_UNKNOWN,
- /* INS_0xA6 */ Ins_UNKNOWN,
- /* INS_0xA7 */ Ins_UNKNOWN,
- /* INS_0xA8 */ Ins_UNKNOWN,
- /* INS_0xA9 */ Ins_UNKNOWN,
- /* INS_0xAA */ Ins_UNKNOWN,
- /* INS_0xAB */ Ins_UNKNOWN,
- /* INS_0xAC */ Ins_UNKNOWN,
- /* INS_0xAD */ Ins_UNKNOWN,
- /* INS_0xAE */ Ins_UNKNOWN,
- /* INS_0xAF */ Ins_UNKNOWN,
-
- /* PushB[0] */ Ins_PUSHB,
- /* PushB[1] */ Ins_PUSHB,
- /* PushB[2] */ Ins_PUSHB,
- /* PushB[3] */ Ins_PUSHB,
- /* PushB[4] */ Ins_PUSHB,
- /* PushB[5] */ Ins_PUSHB,
- /* PushB[6] */ Ins_PUSHB,
- /* PushB[7] */ Ins_PUSHB,
- /* PushW[0] */ Ins_PUSHW,
- /* PushW[1] */ Ins_PUSHW,
- /* PushW[2] */ Ins_PUSHW,
- /* PushW[3] */ Ins_PUSHW,
- /* PushW[4] */ Ins_PUSHW,
- /* PushW[5] */ Ins_PUSHW,
- /* PushW[6] */ Ins_PUSHW,
- /* PushW[7] */ Ins_PUSHW,
-
- /* MDRP[00] */ Ins_MDRP,
- /* MDRP[01] */ Ins_MDRP,
- /* MDRP[02] */ Ins_MDRP,
- /* MDRP[03] */ Ins_MDRP,
- /* MDRP[04] */ Ins_MDRP,
- /* MDRP[05] */ Ins_MDRP,
- /* MDRP[06] */ Ins_MDRP,
- /* MDRP[07] */ Ins_MDRP,
- /* MDRP[08] */ Ins_MDRP,
- /* MDRP[09] */ Ins_MDRP,
- /* MDRP[10] */ Ins_MDRP,
- /* MDRP[11] */ Ins_MDRP,
- /* MDRP[12] */ Ins_MDRP,
- /* MDRP[13] */ Ins_MDRP,
- /* MDRP[14] */ Ins_MDRP,
- /* MDRP[15] */ Ins_MDRP,
-
- /* MDRP[16] */ Ins_MDRP,
- /* MDRP[17] */ Ins_MDRP,
- /* MDRP[18] */ Ins_MDRP,
- /* MDRP[19] */ Ins_MDRP,
- /* MDRP[20] */ Ins_MDRP,
- /* MDRP[21] */ Ins_MDRP,
- /* MDRP[22] */ Ins_MDRP,
- /* MDRP[23] */ Ins_MDRP,
- /* MDRP[24] */ Ins_MDRP,
- /* MDRP[25] */ Ins_MDRP,
- /* MDRP[26] */ Ins_MDRP,
- /* MDRP[27] */ Ins_MDRP,
- /* MDRP[28] */ Ins_MDRP,
- /* MDRP[29] */ Ins_MDRP,
- /* MDRP[30] */ Ins_MDRP,
- /* MDRP[31] */ Ins_MDRP,
-
- /* MIRP[00] */ Ins_MIRP,
- /* MIRP[01] */ Ins_MIRP,
- /* MIRP[02] */ Ins_MIRP,
- /* MIRP[03] */ Ins_MIRP,
- /* MIRP[04] */ Ins_MIRP,
- /* MIRP[05] */ Ins_MIRP,
- /* MIRP[06] */ Ins_MIRP,
- /* MIRP[07] */ Ins_MIRP,
- /* MIRP[08] */ Ins_MIRP,
- /* MIRP[09] */ Ins_MIRP,
- /* MIRP[10] */ Ins_MIRP,
- /* MIRP[11] */ Ins_MIRP,
- /* MIRP[12] */ Ins_MIRP,
- /* MIRP[13] */ Ins_MIRP,
- /* MIRP[14] */ Ins_MIRP,
- /* MIRP[15] */ Ins_MIRP,
-
- /* MIRP[16] */ Ins_MIRP,
- /* MIRP[17] */ Ins_MIRP,
- /* MIRP[18] */ Ins_MIRP,
- /* MIRP[19] */ Ins_MIRP,
- /* MIRP[20] */ Ins_MIRP,
- /* MIRP[21] */ Ins_MIRP,
- /* MIRP[22] */ Ins_MIRP,
- /* MIRP[23] */ Ins_MIRP,
- /* MIRP[24] */ Ins_MIRP,
- /* MIRP[25] */ Ins_MIRP,
- /* MIRP[26] */ Ins_MIRP,
- /* MIRP[27] */ Ins_MIRP,
- /* MIRP[28] */ Ins_MIRP,
- /* MIRP[29] */ Ins_MIRP,
- /* MIRP[30] */ Ins_MIRP,
- /* MIRP[31] */ Ins_MIRP
- };
-
-
-#endif /* !TT_CONFIG_OPTION_INTERPRETER_SWITCH */
-
-
/*************************************************************************/
/* */
/* RUN */
@@ -8253,8 +7944,6 @@
#endif /* TT_CONFIG_OPTION_SUBPIXEL_HINTING */
-#ifdef TT_CONFIG_OPTION_INTERPRETER_SWITCH
-
{
FT_Long* args = exc->stack + exc->args;
FT_Byte opcode = exc->opcode;
@@ -8524,7 +8213,7 @@
break;
Set_Invalid_Ref:
- exc->error = FT_THROW( Invalid_Reference );
+ exc->error = FT_THROW( Invalid_Reference );
break;
case 0x43: /* RS */
@@ -8805,15 +8494,8 @@
else
Ins_UNKNOWN( exc, args );
}
-
}
-#else
-
- Instruct_Dispatch[exc->opcode]( exc, &exc->stack[exc->args] );
-
-#endif /* TT_CONFIG_OPTION_INTERPRETER_SWITCH */
-
if ( exc->error )
{
switch ( exc->error )