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Fixup and polish chibicc some more

Browse source 
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
ape/ape.lds
View file

@ -553,32 +553,6 @@ SHSTUB2(ape_loader_dd_count,
? ROUNDUP(ape_loader_end - ape_loader, PAGESIZE) / 64 ? ROUNDUP(ape_loader_end - ape_loader, PAGESIZE) / 64
: 0); : 0);
#if SupportsXnu()
SHSTUB2(ape_macho_dd_skip, RVA(ape_macho) / 8);
SHSTUB2(ape_macho_dd_count, (ape_macho_end - ape_macho) / 8);
#endif
#if SupportsWindows() || SupportsMetal()
#define LINK_WINDOWS (SupportsWindows() && !DEFINED(EfiMain))
PFSTUB4(ape_pe_offset, ape_pe - ape_mz);
HIDDEN(ape_pe_optsz = ape_pe_sections - (ape_pe + 24));
HIDDEN(ape_pe_shnum = (ape_pe_sections_end - ape_pe_sections) / 40);
HIDDEN(ape_pe_base = IMAGE_BASE_VIRTUAL);
HIDDEN(ape_idata = LINK_WINDOWS ? RVA(ape_idata_iat) : 0);
HIDDEN(ape_idata_iatsize = LINK_WINDOWS ? ape_idata_iatend - ape_idata_iat : 0);
HIDDEN(ape_idata = LINK_WINDOWS ? RVA(ape_idata_idt) : 0);
HIDDEN(ape_idata_idtsize = LINK_WINDOWS ? ape_idata_idtend - ape_idata_idt : 0);
HIDDEN(v_ntversion = LINK_WINDOWS ? 6 : 1);
HIDDEN(v_ntdllchar = LINK_WINDOWS ? 288 : 0);
HIDDEN(v_ntsubversion = LINK_WINDOWS ? 6 : 5);
HIDDEN(v_ntsubsystem = (LINK_WINDOWS
? (DEFINED(GetMessage)
? kNtImageSubsystemWindowsGui
: kNtImageSubsystemWindowsCui)
: kNtImageSubsystemEfiApplication));
HIDDEN(ape_pe_entry = LINK_WINDOWS ? WinMain : EfiMain);
#endif
#if SupportsMetal() #if SupportsMetal()
HIDDEN(v_ape_realsectors = HIDDEN(v_ape_realsectors =
MIN(0x70000 - IMAGE_BASE_REAL, MIN(0x70000 - IMAGE_BASE_REAL,
@ -685,6 +659,32 @@ CHURN(WinMain);
#endif /* SupportsWindows() */ #endif /* SupportsWindows() */
#endif /* SupportsXnu() */ #endif /* SupportsXnu() */
#if SupportsWindows() || SupportsMetal()
#define LINK_WINDOWS (SupportsWindows() && !DEFINED(EfiMain))
PFSTUB4(ape_pe_offset, ape_pe - ape_mz);
HIDDEN(ape_pe_optsz = ape_pe_sections - (ape_pe + 24));
HIDDEN(ape_pe_shnum = (ape_pe_sections_end - ape_pe_sections) / 40);
HIDDEN(ape_pe_base = IMAGE_BASE_VIRTUAL);
HIDDEN(ape_idata = LINK_WINDOWS ? RVA(ape_idata_iat) : 0);
HIDDEN(ape_idata_iatsize = LINK_WINDOWS ? ape_idata_iatend - ape_idata_iat : 0);
HIDDEN(ape_idata = LINK_WINDOWS ? RVA(ape_idata_idt) : 0);
HIDDEN(ape_idata_idtsize = LINK_WINDOWS ? ape_idata_idtend - ape_idata_idt : 0);
HIDDEN(v_ntversion = LINK_WINDOWS ? 6 : 1);
HIDDEN(v_ntdllchar = LINK_WINDOWS ? 288 : 0);
HIDDEN(v_ntsubversion = LINK_WINDOWS ? 6 : 5);
HIDDEN(v_ntsubsystem = (LINK_WINDOWS
? (DEFINED(GetMessage)
? kNtImageSubsystemWindowsGui
: kNtImageSubsystemWindowsCui)
: kNtImageSubsystemEfiApplication));
HIDDEN(ape_pe_entry = LINK_WINDOWS ? WinMain : EfiMain);
#endif
#if SupportsXnu()
SHSTUB2(ape_macho_dd_skip, RVA(ape_macho) / 8);
SHSTUB2(ape_macho_dd_count, (ape_macho_end - ape_macho) / 8);
#endif
ASSERT(DEFINED(ape_mz) ? ape_mz == IMAGE_BASE_VIRTUAL : 1, "linker panic"); ASSERT(DEFINED(ape_mz) ? ape_mz == IMAGE_BASE_VIRTUAL : 1, "linker panic");
ASSERT((DEFINED(__init_bss_end) ? __init_bss_end : 0) % __SIZEOF_POINTER__ == 0, ASSERT((DEFINED(__init_bss_end) ? __init_bss_end : 0) % __SIZEOF_POINTER__ == 0,
"__init_bss misalign"); "__init_bss misalign");

2
libc/calls/clock_gettime.c
View file

@ -20,7 +20,7 @@
#include "libc/bits/asmflag.h" #include "libc/bits/asmflag.h"
#include "libc/bits/bits.h" #include "libc/bits/bits.h"
#include "libc/calls/asan.internal.h" #include "libc/calls/asan.internal.h"
#include "libc/calls/clock_gettime.h" #include "libc/calls/clock_gettime.internal.h"
#include "libc/calls/internal.h" #include "libc/calls/internal.h"
#include "libc/calls/state.internal.h" #include "libc/calls/state.internal.h"
#include "libc/calls/strace.internal.h" #include "libc/calls/strace.internal.h"

4
libc/calls/clock_gettime.h → libc/calls/clock_gettime.internal.h
View file

@ -7,8 +7,8 @@ COSMOPOLITAN_C_START_
typedef int clock_gettime_f(int, struct timespec *); typedef int clock_gettime_f(int, struct timespec *);
extern clock_gettime_f *__clock_gettime; extern clock_gettime_f *__clock_gettime;
hidden clock_gettime_f __clock_gettime_init; clock_gettime_f *__clock_gettime_get(bool *) hidden;
hidden clock_gettime_f *__clock_gettime_get(bool *); int __clock_gettime_init(int, struct timespec *) hidden;
COSMOPOLITAN_C_END_ COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */ #endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */

2
libc/calls/now.c
View file

@ -20,7 +20,7 @@
#include "libc/bits/initializer.internal.h" #include "libc/bits/initializer.internal.h"
#include "libc/bits/safemacros.internal.h" #include "libc/bits/safemacros.internal.h"
#include "libc/calls/calls.h" #include "libc/calls/calls.h"
#include "libc/calls/clock_gettime.h" #include "libc/calls/clock_gettime.internal.h"
#include "libc/calls/internal.h" #include "libc/calls/internal.h"
#include "libc/calls/state.internal.h" #include "libc/calls/state.internal.h"
#include "libc/calls/strace.internal.h" #include "libc/calls/strace.internal.h"

18
libc/fmt/conv.h
View file

@ -50,14 +50,18 @@ int64_t TimeValToWindowsTime(struct timeval) libcesque nosideeffect;
struct timeval WindowsDurationToTimeVal(int64_t) libcesque nosideeffect; struct timeval WindowsDurationToTimeVal(int64_t) libcesque nosideeffect;
struct timespec WindowsDurationToTimeSpec(int64_t) libcesque nosideeffect; struct timespec WindowsDurationToTimeSpec(int64_t) libcesque nosideeffect;
static inline struct NtFileTime MakeFileTime(int64_t x) { #define MakeFileTime(x) \
return (struct NtFileTime){(uint32_t)x, (uint32_t)(x >> 32)}; ({ \
} int64_t __x = x; \
(struct NtFileTime){(uint32_t)__x, (uint32_t)(__x >> 32)}; \
})
static inline int64_t ReadFileTime(struct NtFileTime t) { #define ReadFileTime(t) \
uint64_t x = t.dwHighDateTime; ({ \
return x << 32 | t.dwLowDateTime; struct NtFileTime __t = t; \
} uint64_t x = __t.dwHighDateTime; \
(int64_t)(x << 32 | __t.dwLowDateTime); \
})
#define FileTimeToTimeSpec(x) WindowsTimeToTimeSpec(ReadFileTime(x)) #define FileTimeToTimeSpec(x) WindowsTimeToTimeSpec(ReadFileTime(x))
#define FileTimeToTimeVal(x) WindowsTimeToTimeVal(ReadFileTime(x)) #define FileTimeToTimeVal(x) WindowsTimeToTimeVal(ReadFileTime(x))

15
libc/nt/version.h
View file

@ -9,13 +9,14 @@ bool32 GetVersionEx(struct NtOsVersionInfo *lpVersionInformation);
#if defined(__GCC_ASM_FLAG_OUTPUTS__) && !defined(__STRICT_ANSI__) #if defined(__GCC_ASM_FLAG_OUTPUTS__) && !defined(__STRICT_ANSI__)
#define IsAtLeastWindows10() (GetNtMajorVersion() >= 10) #define IsAtLeastWindows10() (GetNtMajorVersion() >= 10)
static pureconst inline unsigned char GetNtMajorVersion(void) { #define GetNtMajorVersion() \
uintptr_t _x; ({ \
asm("mov\t%%gs:96,%q0\r\n" uintptr_t __x; \
"mov\t280(%q0),%b0" asm("mov\t%%gs:96,%q0\r\n" \
: "=q"(_x)); "mov\t280(%q0),%b0" \
return _x; : "=q"(__x)); \
} (unsigned char)__x; \
})
#endif #endif
COSMOPOLITAN_C_END_ COSMOPOLITAN_C_END_

17
libc/str/slice.h
View file

@ -4,14 +4,17 @@
#if !(__ASSEMBLER__ + __LINKER__ + 0) #if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_ COSMOPOLITAN_C_START_
forceinline bool SlicesEqual(const char *a, size_t n, const char *b, size_t m) { #define SlicesEqual(a, n, b, m) \
return n == m && !memcmp(a, b, n); ({ \
} size_t __n = (n); \
__n == (m) && !memcmp(a, b, __n); \
})
forceinline bool SlicesEqualCase(const void *a, size_t n, const void *b, #define SlicesEqualCase(a, n, b, m) \
size_t m) { ({ \
return n == m && !memcasecmp(a, b, n); size_t __n = (n); \
} __n == (m) && !memcasecmp(a, b, __n); \
})
int CompareSlices(const char *, size_t, const char *, size_t); int CompareSlices(const char *, size_t, const char *, size_t);
int CompareSlicesCase(const char *, size_t, const char *, size_t); int CompareSlicesCase(const char *, size_t, const char *, size_t);

9
libc/tinymath/emod.h
View file

@ -9,9 +9,12 @@
* @return (𝑥 mod 𝑦) ∈ [0.,𝑦) * @return (𝑥 mod 𝑦) ∈ [0.,𝑦)
* @see fmod() * @see fmod()
*/ */
static inline double emod(double x, double y) { #define emod(x, y) \
return x - fabs(y) * floor(x / fabs(y)); ({ \
} double __x = x; \
double __y = y; \
__x - fabs(__y) * floor(__x / fabs(__y)); \
})
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */ #endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_TINYMATH_EMOD_H_ */ #endif /* COSMOPOLITAN_LIBC_TINYMATH_EMOD_H_ */

9
libc/tinymath/emodl.h
View file

@ -9,9 +9,12 @@
* @return (𝑥 mod 𝑦) ∈ [0.,𝑦) * @return (𝑥 mod 𝑦) ∈ [0.,𝑦)
* @see fmodl() * @see fmodl()
*/ */
static inline long double emodl(long double x, long double y) { #define emodl(x, y) \
return x - fabsl(y) * floorl(x / fabsl(y)); ({ \
} long double __x = x; \
long double __y = y; \
__x - fabsl(__y) * floorl(__x / fabsl(__y)); \
})
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */ #endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_TINYMATH_EMODL_H_ */ #endif /* COSMOPOLITAN_LIBC_TINYMATH_EMODL_H_ */

2
test/libc/calls/clock_gettime_test.c
View file

@ -16,7 +16,7 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │ │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │ │ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/ ╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/clock_gettime.h" #include "libc/calls/clock_gettime.internal.h"
#include "libc/calls/internal.h" #include "libc/calls/internal.h"
#include "libc/calls/struct/timespec.h" #include "libc/calls/struct/timespec.h"
#include "libc/calls/struct/timeval.h" #include "libc/calls/struct/timeval.h"

149
test/libc/release/test.mk
View file

@ -19,110 +19,151 @@ o/$(MODE)/test/libc/release/cosmopolitan.zip: \
o/$(MODE)/ape/ape-no-modify-self.o \ o/$(MODE)/ape/ape-no-modify-self.o \
o/$(MODE)/cosmopolitan.a o/$(MODE)/cosmopolitan.a
o/$(MODE)/test/libc/release/smoke.com: \ o/$(MODE)/test/libc/release/smoke.o: \
o/$(MODE)/test/libc/release/smoke.com.dbg test/libc/release/smoke.c \
@$(COMPILE) -AOBJCOPY -T$< $(OBJCOPY) -S -O binary $< $@ o/cosmopolitan.h
@$(COMPILE) -ACC $(CC) \
-o $@ \
-c \
-Os \
-fno-pie \
-nostdinc \
-fno-omit-frame-pointer \
-include o/cosmopolitan.h \
$<
o/$(MODE)/test/libc/release/smoke.com.dbg: \ o/$(MODE)/test/libc/release/smoke.com.dbg: \
test/libc/release/smoke.c \ o/$(MODE)/test/libc/release/smoke.o \
o/cosmopolitan.h \
o/$(MODE)/ape/ape.lds \ o/$(MODE)/ape/ape.lds \
o/$(MODE)/libc/crt/crt.o \ o/$(MODE)/libc/crt/crt.o \
o/$(MODE)/ape/ape.o \ o/$(MODE)/ape/ape.o \
o/$(MODE)/cosmopolitan.a o/$(MODE)/cosmopolitan.a
@$(COMPILE) -ACC $(CC) \ @$(COMPILE) -ALD $(LD) \
-o $@ \
-Os \
-static \ -static \
-no-pie \ -no-pie \
-fno-pie \
-nostdlib \ -nostdlib \
-nostdinc \ -T o/$(MODE)/ape/ape.lds \
-mno-red-zone \ o/$(MODE)/test/libc/release/smoke.o \
-fno-omit-frame-pointer \
-Wl,-T,o/$(MODE)/ape/ape.lds \
-include o/cosmopolitan.h \
test/libc/release/smoke.c \
o/$(MODE)/libc/crt/crt.o \ o/$(MODE)/libc/crt/crt.o \
o/$(MODE)/ape/ape.o \ o/$(MODE)/ape/ape.o \
o/$(MODE)/cosmopolitan.a o/$(MODE)/cosmopolitan.a \
-o $@
o/$(MODE)/test/libc/release/smoke-nms.com.dbg: \ o/$(MODE)/test/libc/release/smoke-nms.com.dbg: \
test/libc/release/smoke.c \ o/$(MODE)/test/libc/release/smoke.o \
o/cosmopolitan.h \
o/$(MODE)/ape/ape.lds \ o/$(MODE)/ape/ape.lds \
o/$(MODE)/libc/crt/crt.o \ o/$(MODE)/libc/crt/crt.o \
o/$(MODE)/ape/ape-no-modify-self.o \ o/$(MODE)/ape/ape-no-modify-self.o \
o/$(MODE)/cosmopolitan.a o/$(MODE)/cosmopolitan.a
@$(COMPILE) -ACC $(CC) \ @$(COMPILE) -ALD $(LD) \
-o $@ \
-Os \
-static \ -static \
-no-pie \ -no-pie \
-nostdlib \
-T o/$(MODE)/ape/ape.lds \
o/$(MODE)/test/libc/release/smoke.o \
o/$(MODE)/libc/crt/crt.o \
o/$(MODE)/ape/ape-no-modify-self.o \
o/$(MODE)/cosmopolitan.a \
-o $@
o/$(MODE)/test/libc/release/smoke-chibicc.com.dbg: \
o/$(MODE)/test/libc/release/smoke-chibicc.o \
o/$(MODE)/ape/ape.lds \
o/$(MODE)/libc/crt/crt.o \
o/$(MODE)/ape/ape-no-modify-self.o \
o/$(MODE)/cosmopolitan.a \
o/$(MODE)/third_party/chibicc/chibicc.com
@$(COMPILE) -ALD $(LD) \
-static \
-no-pie \
-nostdlib \
-T o/$(MODE)/ape/ape.lds \
o/$(MODE)/test/libc/release/smoke-chibicc.o \
o/$(MODE)/libc/crt/crt.o \
o/$(MODE)/ape/ape-no-modify-self.o \
o/$(MODE)/cosmopolitan.a \
-o $@
o/$(MODE)/test/libc/release/smoke-chibicc.o: \
test/libc/release/smoke.c \
o/cosmopolitan.h \
o/$(MODE)/third_party/chibicc/chibicc.com
@$(COMPILE) -ACHIBICC \
o/$(MODE)/third_party/chibicc/chibicc.com \
$(CHIBICC_FLAGS) \
-o $@ \
-c \
-Os \
-static \
-fno-pie \ -fno-pie \
-nostdlib \ -nostdlib \
-nostdinc \ -nostdinc \
-mno-red-zone \ -mno-red-zone \
-fno-omit-frame-pointer \ -fno-omit-frame-pointer \
-Wl,-T,o/$(MODE)/ape/ape.lds \
-include o/cosmopolitan.h \ -include o/cosmopolitan.h \
test/libc/release/smoke.c \ $<
o/$(MODE)/libc/crt/crt.o \
o/$(MODE)/ape/ape-no-modify-self.o \
o/$(MODE)/cosmopolitan.a
o/$(MODE)/test/libc/release/smokecxx.com: \
o/$(MODE)/test/libc/release/smokecxx.com.dbg
@$(COMPILE) -AOBJCOPY -T$< $(OBJCOPY) -S -O binary $< $@
o/$(MODE)/test/libc/release/smokecxx.com.dbg: \ o/$(MODE)/test/libc/release/smokecxx.com.dbg: \
test/libc/release/smokecxx.cc \ o/$(MODE)/test/libc/release/smokecxx.o \
o/cosmopolitan.h \
o/$(MODE)/ape/ape.lds \ o/$(MODE)/ape/ape.lds \
o/$(MODE)/libc/crt/crt.o \ o/$(MODE)/libc/crt/crt.o \
o/$(MODE)/ape/ape.o \ o/$(MODE)/ape/ape.o \
o/$(MODE)/cosmopolitan.a o/$(MODE)/cosmopolitan.a
@$(COMPILE) -ACXX $(CXX) \ @$(COMPILE) -ALD $(LD) \
-o $@ \
-Os \
-static \ -static \
-no-pie \ -no-pie \
-fno-pie \
-nostdlib \ -nostdlib \
-nostdinc \ -T o/$(MODE)/ape/ape.lds \
-mno-red-zone \ o/$(MODE)/test/libc/release/smokecxx.o \
-fno-omit-frame-pointer \
-Wl,-T,o/$(MODE)/ape/ape.lds \
-include o/cosmopolitan.h \
test/libc/release/smokecxx.cc \
o/$(MODE)/libc/crt/crt.o \ o/$(MODE)/libc/crt/crt.o \
o/$(MODE)/ape/ape.o \ o/$(MODE)/ape/ape.o \
o/$(MODE)/cosmopolitan.a o/$(MODE)/cosmopolitan.a \
-o $@
o/$(MODE)/test/libc/release/smokecxx.o: \
test/libc/release/smokecxx.cc \
o/cosmopolitan.h
@$(COMPILE) -ACXX $(CXX) \
-o $@ \
-c \
-Os \
-fno-pie \
-nostdinc \
-fno-omit-frame-pointer \
-include o/cosmopolitan.h \
test/libc/release/smokecxx.cc
o/$(MODE)/test/libc/release/smokeansi.com.dbg: \ o/$(MODE)/test/libc/release/smokeansi.com.dbg: \
test/libc/release/smoke.c \ o/$(MODE)/test/libc/release/smokeansi.o \
o/cosmopolitan.h \
o/$(MODE)/ape/ape.lds \ o/$(MODE)/ape/ape.lds \
o/$(MODE)/libc/crt/crt.o \ o/$(MODE)/libc/crt/crt.o \
o/$(MODE)/ape/ape.o \ o/$(MODE)/ape/ape.o \
o/$(MODE)/cosmopolitan.a o/$(MODE)/cosmopolitan.a
@$(COMPILE) -ALD $(LD) \
-static \
-no-pie \
-nostdlib \
-T o/$(MODE)/ape/ape.lds \
o/$(MODE)/test/libc/release/smokeansi.o \
o/$(MODE)/libc/crt/crt.o \
o/$(MODE)/ape/ape.o \
o/$(MODE)/cosmopolitan.a \
-o $@
o/$(MODE)/test/libc/release/smokeansi.o: \
test/libc/release/smoke.c \
o/cosmopolitan.h
@$(COMPILE) -AANSI $(CC) \ @$(COMPILE) -AANSI $(CC) \
-o $@ \ -o $@ \
-c \
-Os \ -Os \
-ansi \ -ansi \
-static \ -static \
-no-pie \
-fno-pie \ -fno-pie \
-nostdlib \
-nostdinc \ -nostdinc \
-mno-red-zone \
-fno-omit-frame-pointer \ -fno-omit-frame-pointer \
-Wl,-T,o/$(MODE)/ape/ape.lds \
-include o/cosmopolitan.h \ -include o/cosmopolitan.h \
test/libc/release/smoke.c \ test/libc/release/smoke.c
o/$(MODE)/libc/crt/crt.o \
o/$(MODE)/ape/ape.o \
o/$(MODE)/cosmopolitan.a
# TODO(jart): Rewrite these shell scripts as C code. # TODO(jart): Rewrite these shell scripts as C code.
# o/$(MODE)/test/libc/release/metal.ok: \ # o/$(MODE)/test/libc/release/metal.ok: \
@ -142,6 +183,8 @@ o/$(MODE)/test/libc/release: \
o/$(MODE)/test/libc/release/smoke.com.runs \ o/$(MODE)/test/libc/release/smoke.com.runs \
o/$(MODE)/test/libc/release/smoke-nms.com \ o/$(MODE)/test/libc/release/smoke-nms.com \
o/$(MODE)/test/libc/release/smoke-nms.com.runs \ o/$(MODE)/test/libc/release/smoke-nms.com.runs \
o/$(MODE)/test/libc/release/smoke-chibicc.com \
o/$(MODE)/test/libc/release/smoke-chibicc.com.runs \
o/$(MODE)/test/libc/release/smokecxx.com \ o/$(MODE)/test/libc/release/smokecxx.com \
o/$(MODE)/test/libc/release/smokecxx.com.runs \ o/$(MODE)/test/libc/release/smokecxx.com.runs \
o/$(MODE)/test/libc/release/smokeansi.com \ o/$(MODE)/test/libc/release/smokeansi.com \

2
third_party/chibicc/asm.c vendored
View file

@ -285,7 +285,7 @@ static void CouldNotAllocateRegister(AsmOperand *op, const char *kind) {
static void PickAsmRegisters(Asm *a) { static void PickAsmRegisters(Asm *a) {
int i, j, m, pick, regset, xmmset, x87sts; int i, j, m, pick, regset, xmmset, x87sts;
regset = 0b1111111111000111; // exclude bx,sp,bp regset = 0b1111111111001111; // exclude bx,sp,bp
xmmset = 0b1111111111111111; xmmset = 0b1111111111111111;
x87sts = 0b0000000011111111; x87sts = 0b0000000011111111;
regset ^= regset & a->regclob; // don't allocate from clobber list regset ^= regset & a->regclob; // don't allocate from clobber list

21
third_party/chibicc/chibicc.c vendored
View file

@ -1,6 +1,7 @@
#include "libc/calls/calls.h" #include "libc/calls/calls.h"
#include "libc/calls/struct/siginfo.h" #include "libc/calls/struct/siginfo.h"
#include "libc/calls/ucontext.h" #include "libc/calls/ucontext.h"
#include "libc/intrin/kprintf.h"
#include "libc/runtime/gc.internal.h" #include "libc/runtime/gc.internal.h"
#include "libc/runtime/runtime.h" #include "libc/runtime/runtime.h"
#include "libc/x/x.h" #include "libc/x/x.h"
@ -264,9 +265,9 @@ static void parse_args(int argc, char **argv) {
} else if (!strncmp(argv[i], "-x", 2)) { } else if (!strncmp(argv[i], "-x", 2)) {
opt_x = parse_opt_x(argv[i] + 2); opt_x = parse_opt_x(argv[i] + 2);
} else if (startswith(argv[i], "-Wa")) { } else if (startswith(argv[i], "-Wa")) {
strarray_push_comma(&as_extra_args, argv[i]); strarray_push_comma(&as_extra_args, argv[i] + 3);
} else if (startswith(argv[i], "-Wl")) { } else if (startswith(argv[i], "-Wl")) {
strarray_push_comma(&ld_extra_args, argv[i]); strarray_push_comma(&ld_extra_args, argv[i] + 3);
} else if (!strcmp(argv[i], "-Xassembler")) { } else if (!strcmp(argv[i], "-Xassembler")) {
strarray_push(&as_extra_args, argv[++i]); strarray_push(&as_extra_args, argv[++i]);
} else if (!strcmp(argv[i], "-Xlinker")) { } else if (!strcmp(argv[i], "-Xlinker")) {
@ -447,8 +448,7 @@ static bool run_subprocess(char **argv) {
_Exit(1); _Exit(1);
} }
// Wait for the child process to finish. // Wait for the child process to finish.
do do rc = wait(&ws);
rc = wait(&ws);
while (rc == -1 && errno == EINTR); while (rc == -1 && errno == EINTR);
return WIFEXITED(ws) && WEXITSTATUS(ws) == 0; return WIFEXITED(ws) && WEXITSTATUS(ws) == 0;
} }
@ -657,27 +657,28 @@ static void run_linker(StringArray *inputs, char *output) {
if (!ld || !*ld) ld = "ld"; if (!ld || !*ld) ld = "ld";
StringArray arr = {0}; StringArray arr = {0};
strarray_push(&arr, ld); strarray_push(&arr, ld);
strarray_push(&arr, "-o");
strarray_push(&arr, output);
strarray_push(&arr, "-m"); strarray_push(&arr, "-m");
strarray_push(&arr, "elf_x86_64"); strarray_push(&arr, "elf_x86_64");
strarray_push(&arr, "-z"); strarray_push(&arr, "-z");
strarray_push(&arr, "max-page-size=0x1000"); strarray_push(&arr, "max-page-size=0x1000");
strarray_push(&arr, "-static");
strarray_push(&arr, "-nostdlib"); strarray_push(&arr, "-nostdlib");
strarray_push(&arr, "--gc-sections"); strarray_push(&arr, "--gc-sections");
strarray_push(&arr, "--build-id=none"); strarray_push(&arr, "--build-id=none");
strarray_push(&arr, "--no-dynamic-linker"); strarray_push(&arr, "--no-dynamic-linker");
strarray_push(&arr, xasprintf("-Ttext-segment=%#x", IMAGE_BASE_VIRTUAL)); strarray_push(&arr, xasprintf("-Ttext-segment=%#x", IMAGE_BASE_VIRTUAL));
strarray_push(&arr, "-T"); /* strarray_push(&arr, "-T"); */
strarray_push(&arr, LDS); /* strarray_push(&arr, LDS); */
strarray_push(&arr, APE); /* strarray_push(&arr, APE); */
strarray_push(&arr, CRT); /* strarray_push(&arr, CRT); */
for (int i = 0; i < ld_extra_args.len; i++) { for (int i = 0; i < ld_extra_args.len; i++) {
strarray_push(&arr, ld_extra_args.data[i]); strarray_push(&arr, ld_extra_args.data[i]);
} }
for (int i = 0; i < inputs->len; i++) { for (int i = 0; i < inputs->len; i++) {
strarray_push(&arr, inputs->data[i]); strarray_push(&arr, inputs->data[i]);
} }
strarray_push(&arr, "-o");
strarray_push(&arr, output);
handle_exit(run_subprocess(arr.data)); handle_exit(run_subprocess(arr.data));
} }

52
third_party/xed/x86.h vendored
View file

@ -202,31 +202,33 @@ struct XedDecodedInst {
struct XedOperands op; struct XedOperands op;
}; };
forceinline void xed_operands_set_mode(struct XedOperands *p, int mmode) { #define xed_operands_set_mode(p, machine_mode) \
p->realmode = false; do { \
switch (mmode) { struct XedOperands *__p = p; \
default: __p->realmode = false; \
case XED_MACHINE_MODE_LONG_64: switch (machine_mode) { \
p->mode = XED_MODE_LONG; default: \
return; case XED_MACHINE_MODE_LONG_64: \
case XED_MACHINE_MODE_LEGACY_32: __p->mode = XED_MODE_LONG; \
case XED_MACHINE_MODE_LONG_COMPAT_32: break; \
p->mode = XED_MODE_LEGACY; case XED_MACHINE_MODE_LEGACY_32: \
break; case XED_MACHINE_MODE_LONG_COMPAT_32: \
case XED_MACHINE_MODE_REAL: __p->mode = XED_MODE_LEGACY; \
p->realmode = true; break; \
p->mode = XED_MODE_REAL; case XED_MACHINE_MODE_REAL: \
break; __p->realmode = true; \
case XED_MACHINE_MODE_UNREAL: __p->mode = XED_MODE_REAL; \
p->realmode = true; break; \
p->mode = XED_MODE_LEGACY; case XED_MACHINE_MODE_UNREAL: \
break; __p->realmode = true; \
case XED_MACHINE_MODE_LEGACY_16: __p->mode = XED_MODE_LEGACY; \
case XED_MACHINE_MODE_LONG_COMPAT_16: break; \
p->mode = XED_MODE_REAL; case XED_MACHINE_MODE_LEGACY_16: \
break; case XED_MACHINE_MODE_LONG_COMPAT_16: \
} __p->mode = XED_MODE_REAL; \
} break; \
} \
} while (0)
extern const char kXedErrorNames[]; extern const char kXedErrorNames[];
extern const uint8_t kXedEamode[2][3]; 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]; uint64_t f[3];
}; };
forceinline void xed_set_chip_modes(struct XedDecodedInst *d, int chip) { #define xed_set_chip_modes(d, chip) \
switch (chip) { do { \
case XED_CHIP_INVALID: struct XedDecodedInst *__d = d; \
break; switch (chip) { \
case XED_CHIP_I86: case XED_CHIP_INVALID: \
case XED_CHIP_I86FP: break; \
case XED_CHIP_I186: case XED_CHIP_I86: \
case XED_CHIP_I186FP: case XED_CHIP_I86FP: \
case XED_CHIP_I286REAL: case XED_CHIP_I186: \
case XED_CHIP_I286: case XED_CHIP_I186FP: \
case XED_CHIP_I2186FP: case XED_CHIP_I286REAL: \
case XED_CHIP_I386REAL: case XED_CHIP_I286: \
case XED_CHIP_I386: case XED_CHIP_I2186FP: \
case XED_CHIP_I386FP: case XED_CHIP_I386REAL: \
case XED_CHIP_I486REAL: case XED_CHIP_I386: \
case XED_CHIP_I486: case XED_CHIP_I386FP: \
case XED_CHIP_QUARK: case XED_CHIP_I486REAL: \
case XED_CHIP_PENTIUM: case XED_CHIP_I486: \
case XED_CHIP_PENTIUMREAL: case XED_CHIP_QUARK: \
case XED_CHIP_PENTIUMMMX: case XED_CHIP_PENTIUM: \
case XED_CHIP_PENTIUMMMXREAL: case XED_CHIP_PENTIUMREAL: \
d->op.mode_first_prefix = 1; case XED_CHIP_PENTIUMMMX: \
break; case XED_CHIP_PENTIUMMMXREAL: \
default: __d->op.mode_first_prefix = 1; \
break; break; \
} default: \
switch (chip) { break; \
case XED_CHIP_INVALID: } \
case XED_CHIP_ALL: switch (chip) { \
case XED_CHIP_AMD: case XED_CHIP_INVALID: \
break; case XED_CHIP_ALL: \
default: case XED_CHIP_AMD: \
d->op.is_intel_specific = 1; break; \
break; default: \
} __d->op.is_intel_specific = 1; \
} break; \
} \
} while (0)
extern const uint64_t kXedChipFeatures[XED_CHIP_LAST][3]; extern const uint64_t kXedChipFeatures[XED_CHIP_LAST][3];