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Userland+Tests: Add initial riscv64 support

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This commit is contained in:
Sönke Holz 2023-09-18 12:56:39 +02:00 • committed by Andrew Kaster
parent c6b2a07326
commit 6824d2a788
23 changed files with 262 additions and 34 deletions
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11
Tests/Kernel/crash.cpp
View file

@ -210,6 +210,9 @@ int main(int argc, char** argv)
#elif ARCH(AARCH64)
(void)makeshift_esp;
TODO_AARCH64();
#elif ARCH(RISCV64)
(void)makeshift_esp;
TODO_RISCV64();
#else
# error Unknown architecture
#endif
@ -226,6 +229,9 @@ int main(int argc, char** argv)
#elif ARCH(AARCH64)
(void)bad_esp;
TODO_AARCH64();
#elif ARCH(RISCV64)
(void)bad_esp;
TODO_RISCV64();
#else
# error Unknown architecture
#endif
@ -247,6 +253,9 @@ int main(int argc, char** argv)
#elif ARCH(AARCH64)
(void)bad_esp;
TODO_AARCH64();
#elif ARCH(RISCV64)
(void)bad_esp;
TODO_RISCV64();
#else
# error Unknown architecture
#endif
@ -290,6 +299,8 @@ int main(int argc, char** argv)
asm volatile("str %eax");
#elif ARCH(AARCH64)
TODO_AARCH64();
#elif ARCH(RISCV64)
TODO_RISCV64();
#else
# error Unknown architecture
#endif

4
Tests/Kernel/elf-symbolication-kernel-read-exploit.cpp
View file

@ -19,6 +19,10 @@ asm("haxcode:\n"
asm("haxcode:\n"
"1: b 1b\n"
"haxcode_end:\n");
#elif ARCH(RISCV64)
asm("haxcode:\n"
"1: j 1b\n"
"haxcode_end:\n");
#else
# error Unknown architecture
#endif

6
Userland/Applications/CrashReporter/main.cpp
View file

@ -140,6 +140,12 @@ static TitleAndText build_cpu_registers(const ELF::Core::ThreadInfo& thread_info
builder.appendff("x20={:p} x21={:p} x22={:p} x23={:p} x24={:p}\n", regs.x[20], regs.x[21], regs.x[22], regs.x[23], regs.x[24]);
builder.appendff("x25={:p} x26={:p} x27={:p} x28={:p} x29={:p}\n", regs.x[25], regs.x[26], regs.x[27], regs.x[28], regs.x[29]);
builder.appendff("x30={:p}", regs.x[30]);
#elif ARCH(RISCV64)
builder.appendff("Program counter pc={:p}\n", regs.pc);
builder.appendff("ra={:p} sp={:p} gp={:p} tp={:p} fp={:p}\n", regs.x[0], regs.x[1], regs.x[2], regs.x[3], regs.x[7]);
builder.appendff("a0={:p} a1={:p} a2={:p} a3={:p} a4={:p} a5={:p} a6={:p} a7={:p}\n", regs.x[9], regs.x[10], regs.x[11], regs.x[12], regs.x[13], regs.x[14], regs.x[15], regs.x[16]);
builder.appendff("t0={:p} t1={:p} t2={:p} t3={:p} t4={:p} t5={:p} t6={:p}\n", regs.x[4], regs.x[5], regs.x[6], regs.x[27], regs.x[28], regs.x[29], regs.x[30]);
builder.appendff("s1={:p} s2={:p} s3={:p} s4={:p} s5={:p} s6={:p} s7={:p} s8={:p} s9={:p} s10={:p} s11={:p}\n", regs.x[8], regs.x[17], regs.x[18], regs.x[19], regs.x[20], regs.x[21], regs.x[22], regs.x[23], regs.x[24], regs.x[25], regs.x[26]);
#else
# error Unknown architecture
#endif

6
Userland/Applications/Debugger/main.cpp
View file

@ -48,6 +48,9 @@ static void handle_print_registers(PtraceRegisters const& regs)
#elif ARCH(AARCH64)
(void)regs;
TODO_AARCH64();
#elif ARCH(RISCV64)
(void)regs;
TODO_RISCV64();
#else
# error Unknown architecture
#endif
@ -251,6 +254,9 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
#elif ARCH(AARCH64)
const FlatPtr ip = 0; // FIXME
TODO_AARCH64();
#elif ARCH(RISCV64)
const FlatPtr ip = 0; // FIXME
TODO_RISCV64();
#else
# error Unknown architecture
#endif

5
Userland/DevTools/HackStudio/Debugger/RegistersModel.cpp
View file

@ -40,6 +40,8 @@ RegistersModel::RegistersModel(PtraceRegisters const& regs)
m_registers.append({ "gs", regs.gs });
#elif ARCH(AARCH64)
TODO_AARCH64();
#elif ARCH(RISCV64)
TODO_RISCV64();
#else
# error Unknown architecture
#endif
@ -76,6 +78,9 @@ RegistersModel::RegistersModel(PtraceRegisters const& current_regs, PtraceRegist
#elif ARCH(AARCH64)
(void)previous_regs;
TODO_AARCH64();
#elif ARCH(RISCV64)
(void)previous_regs;
TODO_RISCV64();
#else
# error Unknown architecture
#endif

9
Userland/DynamicLoader/main.cpp
View file

@ -73,10 +73,17 @@ NAKED void _start(int, char**, char**)
"mov x29, 0\n"
"mov x30, 0\n"
"bl _entry\n");
#else
#elif ARCH(RISCV64)
asm(
"li fp, 0\n"
"li ra, 0\n"
"tail _entry@plt\n");
#elif ARCH(X86_64)
asm(
"push $0\n"
"jmp _entry@plt\n");
#else
# error "Unknown architecture"
#endif
}

21
Userland/Libraries/LibC/arch/riscv64/setjmp.S
View file

@ -1 +1,20 @@
# Intentionally empty.
.global _setjmp
.global setjmp
_setjmp:
setjmp:
# FIXME: Implement setjmp.
unimp
.global _longjmp
.global longjmp
_longjmp:
longjmp:
# FIXME: Implement longjmp.
unimp
.global _sigsetjmp
.global sigsetjmp
_sigsetjmp:
sigsetjmp:
# FIXME: Implement sigsetjmp.
unimp

9
Userland/Libraries/LibC/crt0.cpp
View file

@ -27,10 +27,17 @@ NAKED void _start(int, char**, char**)
"mov x29, 0\n"
"mov x30, 0\n"
"bl _entry\n");
# else
# elif ARCH(RISCV64)
asm(
"li fp, 0\n"
"li ra, 0\n"
"tail _entry@plt\n");
# elif ARCH(X86_64)
asm(
"push $0\n"
"jmp _entry@plt\n");
# else
# error "Unknown architecture"
# endif
}

65
Userland/Libraries/LibC/fenv.cpp
View file

@ -10,7 +10,7 @@
// This is the size of the floating point environment image in protected mode
static_assert(sizeof(__x87_floating_point_environment) == 28);
#if !ARCH(AARCH64)
#if ARCH(X86_64)
static u16 read_status_register()
{
u16 status_register;
@ -58,11 +58,16 @@ int fegetenv(fenv_t* env)
#if ARCH(AARCH64)
(void)env;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)env;
TODO_RISCV64();
#elif ARCH(X86_64)
asm volatile("fnstenv %0"
: "=m"(env->__x87_fpu_env)::"memory");
env->__mxcsr = read_mxcsr();
#else
# error Unknown architecture
#endif
return 0;
@ -76,7 +81,10 @@ int fesetenv(fenv_t const* env)
#if ARCH(AARCH64)
(void)env;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)env;
TODO_RISCV64();
#elif ARCH(X86_64)
if (env == FE_DFL_ENV) {
asm volatile("finit");
set_mxcsr(default_mxcsr_value);
@ -87,6 +95,8 @@ int fesetenv(fenv_t const* env)
: "memory");
set_mxcsr(env->__mxcsr);
#else
# error Unknown architecture
#endif
return 0;
@ -102,10 +112,15 @@ int feholdexcept(fenv_t* env)
#if ARCH(AARCH64)
(void)env;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)env;
TODO_RISCV64();
#elif ARCH(X86_64)
current_env.__x87_fpu_env.__status_word &= ~FE_ALL_EXCEPT;
current_env.__x87_fpu_env.__status_word &= ~(1 << 7); // Clear the "Exception Status Summary" bit
current_env.__x87_fpu_env.__control_word &= FE_ALL_EXCEPT; // Masking these bits stops the corresponding exceptions from being generated according to the Intel Programmer's Manual
#else
# error Unknown architecture
#endif
fesetenv(&current_env);
@ -143,9 +158,15 @@ int fesetexceptflag(fexcept_t const* except, int exceptions)
(void)exceptions;
(void)except;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)exceptions;
(void)except;
TODO_RISCV64();
#elif ARCH(X86_64)
current_env.__x87_fpu_env.__status_word &= exceptions;
current_env.__x87_fpu_env.__status_word &= ~(1 << 7); // Make sure exceptions don't get raised
#else
# error Unknown architecture
#endif
fesetenv(&current_env);
@ -156,9 +177,13 @@ int fegetround()
{
#if ARCH(AARCH64)
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
TODO_RISCV64();
#elif ARCH(X86_64)
// There's no way to signal whether the SSE rounding mode and x87 ones are different, so we assume they're the same
return (read_status_register() >> 10) & 3;
#else
# error Unknown architecture
#endif
}
@ -169,7 +194,9 @@ int fesetround(int rounding_mode)
#if ARCH(AARCH64)
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
TODO_RISCV64();
#elif ARCH(X86_64)
auto control_word = read_control_word();
control_word &= ~(3 << 10);
@ -183,7 +210,8 @@ int fesetround(int rounding_mode)
mxcsr |= rounding_mode << 13;
set_mxcsr(mxcsr);
#else
# error Unknown architecture
#endif
return 0;
@ -199,9 +227,14 @@ int feclearexcept(int exceptions)
#if ARCH(AARCH64)
(void)exceptions;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)exceptions;
TODO_RISCV64();
#elif ARCH(X86_64)
current_env.__x87_fpu_env.__status_word &= ~exceptions;
current_env.__x87_fpu_env.__status_word &= ~(1 << 7); // Clear the "Exception Status Summary" bit
#else
# error Unknown architecture
#endif
fesetenv(&current_env);
@ -213,11 +246,16 @@ int fetestexcept(int exceptions)
#if ARCH(AARCH64)
(void)exceptions;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)exceptions;
TODO_RISCV64();
#elif ARCH(X86_64)
u16 status_register = read_status_register() & FE_ALL_EXCEPT;
exceptions &= FE_ALL_EXCEPT;
return status_register & exceptions;
#else
# error Unknown architecture
#endif
}
@ -231,7 +269,10 @@ int feraiseexcept(int exceptions)
#if ARCH(AARCH64)
(void)exceptions;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)exceptions;
TODO_RISCV64();
#elif ARCH(X86_64)
// While the order in which the exceptions is raised is unspecified, FE_OVERFLOW and FE_UNDERFLOW must be raised before FE_INEXACT, so handle that case in this branch
if (exceptions & FE_INEXACT) {
env.__x87_fpu_env.__status_word &= ((u16)exceptions & ~FE_INEXACT);
@ -249,6 +290,8 @@ int feraiseexcept(int exceptions)
env.__x87_fpu_env.__status_word &= exceptions;
fesetenv(&env);
asm volatile("fwait");
#else
# error Unknown architecture
#endif
return 0;

71
Userland/Libraries/LibC/math.cpp
View file

@ -9,7 +9,7 @@
#include <AK/BuiltinWrappers.h>
#include <AK/FloatingPoint.h>
#if !ARCH(AARCH64)
#if ARCH(X86_64)
# include <AK/FPControl.h>
#endif
#include <AK/Math.h>
@ -363,7 +363,7 @@ MAKE_AK_BACKED2(remainder);
long double truncl(long double x) NOEXCEPT
{
#if !ARCH(AARCH64)
#if ARCH(X86_64)
if (fabsl(x) < LONG_LONG_MAX) {
// This is 1.6 times faster than the implementation using the "internal_to_integer"
// helper (on x86_64)
@ -383,7 +383,7 @@ long double truncl(long double x) NOEXCEPT
double trunc(double x) NOEXCEPT
{
#if !ARCH(AARCH64)
#if ARCH(X86_64)
if (fabs(x) < LONG_LONG_MAX) {
u64 temp;
asm(
@ -400,7 +400,7 @@ double trunc(double x) NOEXCEPT
float truncf(float x) NOEXCEPT
{
#if !ARCH(AARCH64)
#if ARCH(X86_64)
if (fabsf(x) < LONG_LONG_MAX) {
u64 temp;
asm(
@ -420,13 +420,18 @@ long double rintl(long double value)
#if ARCH(AARCH64)
(void)value;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)value;
TODO_RISCV64();
#elif ARCH(X86_64)
long double res;
asm(
"frndint\n"
: "=t"(res)
: "0"(value));
return res;
#else
# error "Unknown architecture"
#endif
}
double rint(double value)
@ -434,13 +439,18 @@ double rint(double value)
#if ARCH(AARCH64)
(void)value;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)value;
TODO_RISCV64();
#elif ARCH(X86_64)
double res;
asm(
"frndint\n"
: "=t"(res)
: "0"(value));
return res;
#else
# error "Unknown architecture"
#endif
}
float rintf(float value)
@ -448,13 +458,18 @@ float rintf(float value)
#if ARCH(AARCH64)
(void)value;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)value;
TODO_RISCV64();
#elif ARCH(X86_64)
float res;
asm(
"frndint\n"
: "=t"(res)
: "0"(value));
return res;
#else
# error "Unknown architecture"
#endif
}
@ -463,7 +478,10 @@ long lrintl(long double value)
#if ARCH(AARCH64)
(void)value;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)value;
TODO_RISCV64();
#elif ARCH(X86_64)
long res;
asm(
"fistpl %0\n"
@ -471,6 +489,8 @@ long lrintl(long double value)
: "t"(value)
: "st");
return res;
#else
# error "Unknown architecture"
#endif
}
long lrint(double value)
@ -478,7 +498,10 @@ long lrint(double value)
#if ARCH(AARCH64)
(void)value;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)value;
TODO_RISCV64();
#elif ARCH(X86_64)
long res;
asm(
"fistpl %0\n"
@ -486,6 +509,8 @@ long lrint(double value)
: "t"(value)
: "st");
return res;
#else
# error "Unknown architecture"
#endif
}
long lrintf(float value)
@ -493,7 +518,10 @@ long lrintf(float value)
#if ARCH(AARCH64)
(void)value;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)value;
TODO_RISCV64();
#elif ARCH(X86_64)
long res;
asm(
"fistpl %0\n"
@ -501,6 +529,8 @@ long lrintf(float value)
: "t"(value)
: "st");
return res;
#else
# error "Unknown architecture"
#endif
}
@ -509,7 +539,10 @@ long long llrintl(long double value)
#if ARCH(AARCH64)
(void)value;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)value;
TODO_RISCV64();
#elif ARCH(X86_64)
long long res;
asm(
"fistpq %0\n"
@ -517,6 +550,8 @@ long long llrintl(long double value)
: "t"(value)
: "st");
return res;
#else
# error "Unknown architecture"
#endif
}
long long llrint(double value)
@ -524,7 +559,10 @@ long long llrint(double value)
#if ARCH(AARCH64)
(void)value;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)value;
TODO_RISCV64();
#elif ARCH(X86_64)
long long res;
asm(
"fistpq %0\n"
@ -532,6 +570,8 @@ long long llrint(double value)
: "t"(value)
: "st");
return res;
#else
# error "Unknown architecture"
#endif
}
long long llrintf(float value)
@ -539,7 +579,10 @@ long long llrintf(float value)
#if ARCH(AARCH64)
(void)value;
TODO_AARCH64();
#else
#elif ARCH(RISCV64)
(void)value;
TODO_RISCV64();
#elif ARCH(X86_64)
long long res;
asm(
"fistpq %0\n"
@ -547,6 +590,8 @@ long long llrintf(float value)
: "t"(value)
: "st");
return res;
#else
# error "Unknown architecture"
#endif
}

11
Userland/Libraries/LibC/setjmp.h
View file

@ -31,8 +31,13 @@ struct __jmp_buf {
#elif defined(__aarch64__)
// FIXME: This is likely incorrect.
uint64_t regs[22];
#elif defined(__riscv) && __riscv_xlen == 64
// FIXME: This is likely incorrect.
uint64_t s[12];
uint64_t sp;
uint64_t pc;
#else
# error
# error "Unknown architecture"
#endif
int did_save_signal_mask;
sigset_t saved_signal_mask;
@ -49,8 +54,10 @@ typedef struct __jmp_buf sigjmp_buf[1];
static_assert(sizeof(struct __jmp_buf) == 72, "struct __jmp_buf unsynchronized with x86_64/setjmp.S");
# elif defined(__aarch64__)
static_assert(sizeof(struct __jmp_buf) == 184, "struct __jmp_buf unsynchronized with aarch64/setjmp.S");
# elif defined(__riscv) && __riscv_xlen == 64
static_assert(sizeof(struct __jmp_buf) == 120, "struct __jmp_buf unsynchronized with riscv64/setjmp.S");
# else
# error
# error "Unknown architecture"
# endif
#endif

2
Userland/Libraries/LibC/sys/arch/regs.h
View file

@ -14,4 +14,6 @@
# include "aarch64/regs.h"
#elif ARCH(RISCV64)
# include "riscv64/regs.h"
#else
# error Unknown architecture
#endif

3
Userland/Libraries/LibCoredump/Backtrace.cpp
View file

@ -50,6 +50,9 @@ Backtrace::Backtrace(Reader const& coredump, const ELF::Core::ThreadInfo& thread
#elif ARCH(AARCH64)
auto start_bp = m_thread_info.regs.x[29];
auto start_ip = m_thread_info.regs.pc;
#elif ARCH(RISCV64)
auto start_bp = m_thread_info.regs.x[7];
auto start_ip = m_thread_info.regs.pc;
#else
# error Unknown architecture
#endif

2
Userland/Libraries/LibDebug/DebugInfo.cpp
View file

@ -170,6 +170,8 @@ ErrorOr<Vector<NonnullOwnPtr<DebugInfo::VariableInfo>>> DebugInfo::get_variables
ip = regs.rip;
#elif ARCH(AARCH64)
TODO_AARCH64();
#elif ARCH(RISCV64)
TODO_RISCV64();
#else
# error Unknown architecture
#endif

4
Userland/Libraries/LibDebug/DebugSession.cpp
View file

@ -377,6 +377,8 @@ FlatPtr DebugSession::single_step()
regs.rflags |= TRAP_FLAG;
#elif ARCH(AARCH64)
TODO_AARCH64();
#elif ARCH(RISCV64)
TODO_RISCV64();
#else
# error Unknown architecture
#endif
@ -394,6 +396,8 @@ FlatPtr DebugSession::single_step()
regs.rflags &= ~(TRAP_FLAG);
#elif ARCH(AARCH64)
TODO_AARCH64();
#elif ARCH(RISCV64)
TODO_RISCV64();
#else
# error Unknown architecture
#endif

9
Userland/Libraries/LibDebug/DebugSession.h
View file

@ -193,6 +193,9 @@ void DebugSession::run(DesiredInitialDebugeeState initial_debugee_state, Callbac
#elif ARCH(AARCH64)
FlatPtr current_instruction;
TODO_AARCH64();
#elif ARCH(RISCV64)
FlatPtr current_instruction;
TODO_RISCV64();
#else
# error Unknown architecture
#endif
@ -217,6 +220,9 @@ void DebugSession::run(DesiredInitialDebugeeState initial_debugee_state, Callbac
#elif ARCH(AARCH64)
FlatPtr current_ebp;
TODO_AARCH64();
#elif ARCH(RISCV64)
FlatPtr current_ebp;
TODO_RISCV64();
#else
# error Unknown architecture
#endif
@ -266,6 +272,9 @@ void DebugSession::run(DesiredInitialDebugeeState initial_debugee_state, Callbac
#elif ARCH(AARCH64)
(void)breakpoint_addr;
TODO_AARCH64();
#elif ARCH(RISCV64)
(void)breakpoint_addr;
TODO_RISCV64();
#else
# error Unknown architecture
#endif

12
Userland/Libraries/LibELF/Arch/riscv64/entry.S
View file

@ -1 +1,11 @@
# Intentionally empty.
/*
* Copyright (c) 2023, Sönke Holz <sholz8530@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
.globl _invoke_entry
.hidden _invoke_entry
.type _invoke_entry,@function
_invoke_entry: # (argc, argv, envp, entry)
jr a3

15
Userland/Libraries/LibELF/Arch/riscv64/plt_trampoline.S
View file

@ -1 +1,14 @@
# Intentionally empty.
/*
* Copyright (c) 2023, Sönke Holz <sholz8530@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
.p2align 4
.globl _plt_trampoline
.hidden _plt_trampoline
.type _plt_trampoline,@function
_plt_trampoline:
// FIXME: Implement the PLT trampoline.
unimp

6
Userland/Libraries/LibELF/DynamicLinker.cpp
View file

@ -723,8 +723,12 @@ void ELF::DynamicLinker::linker_main(DeprecatedString&& main_program_path, int m
if (s_do_breakpoint_trap_before_entry) {
#if ARCH(AARCH64)
asm("brk #0");
#else
#elif ARCH(RISCV64)
asm("ebreak");
#elif ARCH(X86_64)
asm("int3");
#else
# error "Unknown architecture"
#endif
}

4
Userland/Libraries/LibJS/Runtime/Value.h
View file

@ -416,8 +416,8 @@ public:
// For 32-bit system the pointer fully fits so we can just return it directly.
static_assert(sizeof(void*) == sizeof(u32));
return static_cast<FlatPtr>(encoded & 0xffff'ffff);
#elif ARCH(X86_64)
// For x86_64 the top 16 bits should be sign extending the "real" top bit (47th).
#elif ARCH(X86_64) || ARCH(RISCV64)
// For x86_64 and riscv64 the top 16 bits should be sign extending the "real" top bit (47th).
// So first shift the top 16 bits away then using the right shift it sign extends the top 16 bits.
return static_cast<FlatPtr>((static_cast<i64>(encoded << 16)) >> 16);
#elif ARCH(AARCH64)

4
Userland/Libraries/LibWeb/Loader/ResourceLoader.h
View file

@ -24,6 +24,10 @@ namespace Web {
# define CPU_STRING "AArch64"
#elif ARCH(I386)
# define CPU_STRING "x86"
#elif ARCH(RISCV64)
# define CPU_STRING "RISC-V 64"
#else
# error Unknown architecture
#endif
#if defined(AK_OS_SERENITY)

8
Userland/Utilities/functrace.cpp
View file

@ -62,6 +62,11 @@ static void print_syscall(PtraceRegisters& regs, size_t depth)
(void)begin_color;
(void)end_color;
TODO_AARCH64();
#elif ARCH(RISCV64)
(void)regs;
(void)begin_color;
(void)end_color;
TODO_RISCV64();
#else
# error Unknown architecture
#endif
@ -142,6 +147,9 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
#elif ARCH(AARCH64)
const FlatPtr ip = 0; // FIXME
TODO_AARCH64();
#elif ARCH(RISCV64)
const FlatPtr ip = 0; // FIXME
TODO_RISCV64();
#else
# error Unknown architecture
#endif

9
Userland/Utilities/strace.cpp
View file

@ -907,6 +907,12 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
syscall_arg_t arg2 = 0; // FIXME
syscall_arg_t arg3 = 0; // FIXME
TODO_AARCH64();
#elif ARCH(RISCV64)
syscall_arg_t syscall_index = 0; // FIXME
syscall_arg_t arg1 = 0; // FIXME
syscall_arg_t arg2 = 0; // FIXME
syscall_arg_t arg3 = 0; // FIXME
TODO_RISCV64();
#else
# error Unknown architecture
#endif
@ -924,6 +930,9 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
#elif ARCH(AARCH64)
u64 res = 0; // FIXME
TODO_AARCH64();
#elif ARCH(RISCV64)
u64 res = 0; // FIXME
TODO_RISCV64();
#else
# error Unknown architecture
#endif