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Fixup and polish chibicc some more

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Fixes #433
This commit is contained in:
Justine Tunney 2022-06-20 04:32:25 -07:00
parent a988896048
commit f317a47cd8
15 changed files with 315 additions and 253 deletions
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52
third_party/xed/x86.h vendored
View file

@ -202,31 +202,33 @@ struct XedDecodedInst {
struct XedOperands op;
};
forceinline void xed_operands_set_mode(struct XedOperands *p, int mmode) {
p->realmode = false;
switch (mmode) {
default:
case XED_MACHINE_MODE_LONG_64:
p->mode = XED_MODE_LONG;
return;
case XED_MACHINE_MODE_LEGACY_32:
case XED_MACHINE_MODE_LONG_COMPAT_32:
p->mode = XED_MODE_LEGACY;
break;
case XED_MACHINE_MODE_REAL:
p->realmode = true;
p->mode = XED_MODE_REAL;
break;
case XED_MACHINE_MODE_UNREAL:
p->realmode = true;
p->mode = XED_MODE_LEGACY;
break;
case XED_MACHINE_MODE_LEGACY_16:
case XED_MACHINE_MODE_LONG_COMPAT_16:
p->mode = XED_MODE_REAL;
break;
}
}
#define xed_operands_set_mode(p, machine_mode) \
do { \
struct XedOperands *__p = p; \
__p->realmode = false; \
switch (machine_mode) { \
default: \
case XED_MACHINE_MODE_LONG_64: \
__p->mode = XED_MODE_LONG; \
break; \
case XED_MACHINE_MODE_LEGACY_32: \
case XED_MACHINE_MODE_LONG_COMPAT_32: \
__p->mode = XED_MODE_LEGACY; \
break; \
case XED_MACHINE_MODE_REAL: \
__p->realmode = true; \
__p->mode = XED_MODE_REAL; \
break; \
case XED_MACHINE_MODE_UNREAL: \
__p->realmode = true; \
__p->mode = XED_MODE_LEGACY; \
break; \
case XED_MACHINE_MODE_LEGACY_16: \
case XED_MACHINE_MODE_LONG_COMPAT_16: \
__p->mode = XED_MODE_REAL; \
break; \
} \
} while (0)
extern const char kXedErrorNames[];
extern const uint8_t kXedEamode[2][3];

74
third_party/xed/x86isa.h vendored
View file

@ -211,42 +211,44 @@ struct XedChipFeatures {
uint64_t f[3];
};
forceinline void xed_set_chip_modes(struct XedDecodedInst *d, int chip) {
switch (chip) {
case XED_CHIP_INVALID:
break;
case XED_CHIP_I86:
case XED_CHIP_I86FP:
case XED_CHIP_I186:
case XED_CHIP_I186FP:
case XED_CHIP_I286REAL:
case XED_CHIP_I286:
case XED_CHIP_I2186FP:
case XED_CHIP_I386REAL:
case XED_CHIP_I386:
case XED_CHIP_I386FP:
case XED_CHIP_I486REAL:
case XED_CHIP_I486:
case XED_CHIP_QUARK:
case XED_CHIP_PENTIUM:
case XED_CHIP_PENTIUMREAL:
case XED_CHIP_PENTIUMMMX:
case XED_CHIP_PENTIUMMMXREAL:
d->op.mode_first_prefix = 1;
break;
default:
break;
}
switch (chip) {
case XED_CHIP_INVALID:
case XED_CHIP_ALL:
case XED_CHIP_AMD:
break;
default:
d->op.is_intel_specific = 1;
break;
}
}
#define xed_set_chip_modes(d, chip) \
do { \
struct XedDecodedInst *__d = d; \
switch (chip) { \
case XED_CHIP_INVALID: \
break; \
case XED_CHIP_I86: \
case XED_CHIP_I86FP: \
case XED_CHIP_I186: \
case XED_CHIP_I186FP: \
case XED_CHIP_I286REAL: \
case XED_CHIP_I286: \
case XED_CHIP_I2186FP: \
case XED_CHIP_I386REAL: \
case XED_CHIP_I386: \
case XED_CHIP_I386FP: \
case XED_CHIP_I486REAL: \
case XED_CHIP_I486: \
case XED_CHIP_QUARK: \
case XED_CHIP_PENTIUM: \
case XED_CHIP_PENTIUMREAL: \
case XED_CHIP_PENTIUMMMX: \
case XED_CHIP_PENTIUMMMXREAL: \
__d->op.mode_first_prefix = 1; \
break; \
default: \
break; \
} \
switch (chip) { \
case XED_CHIP_INVALID: \
case XED_CHIP_ALL: \
case XED_CHIP_AMD: \
break; \
default: \
__d->op.is_intel_specific = 1; \
break; \
} \
} while (0)
extern const uint64_t kXedChipFeatures[XED_CHIP_LAST][3];