petrbalvin/gasm-sdk
0
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases 36 Wiki Activity

fix(debug): cross-compile for arm64, riscv64 and loong64
Test / vet (push) Successful in 47s
Details
Test / test (push) Successful in 2m35s
Details
Test / build (push) Successful in 40s
Details

Browse Source 
Assisted-by: GLM 5.3 Flash
This commit is contained in:
petrbalvin
2026-08-30 11:27:54 +02:00
parent 8f84dac10b
commit 62f6fb4faf
10 changed files with 61 additions and 40 deletions
Download Patch File Download Diff File Expand all files Collapse all files
debug/disasm_linux_arm64.go
+1 -1
View File
@@ -30,7 +30,7 @@ func (s *Session) Disassemble(addr uint64) (string, int, error) {
func (s *Session) DisassembleN(addr uint64, n int) string {
var result string
pc := addr
for i := range n {
for range n {
text, length, err := s.Disassemble(pc)
if err != nil {
result += fmt.Sprintf(" %#08x: <error: %v>\n", pc, err)
debug/disasm_linux_loong64.go
+2 -2
View File
@@ -22,7 +22,7 @@ func (s *Session) Disassemble(addr uint64) (string, int, error) {
if err != nil {
return "???", 4, nil
}
text := loong64asm.GoSyntax(inst, addr, nil, nil)
text := loong64asm.GoSyntax(inst, addr, nil)
return text, 4, nil
}
@@ -30,7 +30,7 @@ func (s *Session) Disassemble(addr uint64) (string, int, error) {
func (s *Session) DisassembleN(addr uint64, n int) string {
var result string
pc := addr
for i := range n {
for range n {
text, length, err := s.Disassemble(pc)
if err != nil {
result += fmt.Sprintf(" %#08x: <error: %v>\n", pc, err)
debug/disasm_linux_riscv64.go
+1 -1
View File
@@ -30,7 +30,7 @@ func (s *Session) Disassemble(addr uint64) (string, int, error) {
func (s *Session) DisassembleN(addr uint64, n int) string {
var result string
pc := addr
for i := range n {
for range n {
text, length, err := s.Disassemble(pc)
if err != nil {
result += fmt.Sprintf(" %#08x: <error: %v>\n", pc, err)
debug/ptrace_linux_arm64.go
+16 -7
View File
@@ -44,26 +44,35 @@ func (s *Session) SetRegs(regs *Regs) error {
return nil
}
// FPRegs holds the NEON/FP register state (V0-V31, FPCR, FPSR).
// ntPrFPREG is the NT_PRFPREG note type (ELF NT ver): the FP register set.
const ntPrFPREG = 0x2
// FPRegs holds the arm64 FP/NEON register state, matching the kernel's
// user_fpsimd_struct layout (32 128-bit V registers, then FPSR and FPCR).
type FPRegs struct {
V [32][16]byte // V0-V31 (128-bit NEON/FP registers)
FPCR uint32
FPSR uint32
FPCR uint32
}
// GetFPRegs retrieves the NEON/FP register state.
// GetFPRegs retrieves the FP register state via PTRACE_GETREGSET with
// NT_PRFPREG (this architecture has no PTRACE_GETFPREGS request).
func (s *Session) GetFPRegs() (FPRegs, error) {
var fp FPRegs
iovec := syscall.Iovec{
Base: (*byte)(unsafe.Pointer(&fp)),
Len: uint64(unsafe.Sizeof(fp)),
}
_, _, errno := syscall.Syscall6(
syscall.SYS_PTRACE,
uintptr(syscall.PTRACE_GETFPREGS),
uintptr(syscall.PTRACE_GETREGSET),
uintptr(s.pid),
0,
uintptr(unsafe.Pointer(&fp)),
uintptr(ntPrFPREG),
uintptr(unsafe.Pointer(&iovec)),
0, 0,
)
if errno != 0 {
return fp, fmt.Errorf("debug: PTRACE_GETFPREGS: %w", errno)
return fp, fmt.Errorf("debug: PTRACE_GETREGSET (NT_PRFPREG): %w", errno)
}
return fp, nil
}
debug/ptrace_linux_loong64.go
+18 -7
View File
@@ -44,25 +44,36 @@ func (s *Session) SetRegs(regs *Regs) error {
return nil
}
// FPRegs holds the LoongArch FP register state (F0-F31).
// ntPrFPREG is the NT_PRFPREG note type (ELF NT ver): the FP register set.
const ntPrFPREG = 0x2
// FPRegs holds the LoongArch FP register state, matching the kernel's
// user_fp_struct layout (32 64-bit FP registers, the fcc condition flags,
// and fcsr).
type FPRegs struct {
F [32][16]byte // F0-F31 (128-bit, lower 64 bits used for double)
F [32]uint64 // F0-F31 (64-bit FP registers)
FCC uint64 // eight per-register condition flags, packed
FCSR uint32
}
// GetFPRegs retrieves the FP register state.
// GetFPRegs retrieves the FP register state via PTRACE_GETREGSET with
// NT_PRFPREG (this architecture has no PTRACE_GETFPREGS request).
func (s *Session) GetFPRegs() (FPRegs, error) {
var fp FPRegs
iovec := syscall.Iovec{
Base: (*byte)(unsafe.Pointer(&fp)),
Len: uint64(unsafe.Sizeof(fp)),
}
_, _, errno := syscall.Syscall6(
syscall.SYS_PTRACE,
uintptr(syscall.PTRACE_GETFPREGS),
uintptr(syscall.PTRACE_GETREGSET),
uintptr(s.pid),
0,
uintptr(unsafe.Pointer(&fp)),
uintptr(ntPrFPREG),
uintptr(unsafe.Pointer(&iovec)),
0, 0,
)
if errno != 0 {
return fp, fmt.Errorf("debug: PTRACE_GETFPREGS: %w", errno)
return fp, fmt.Errorf("debug: PTRACE_GETREGSET (NT_PRFPREG): %w", errno)
}
return fp, nil
}
debug/ptrace_linux_riscv64.go
+16 -7
View File
@@ -44,25 +44,34 @@ func (s *Session) SetRegs(regs *Regs) error {
return nil
}
// FPRegs holds the RISC-V FP register state (F0-F31).
// ntPrFPREG is the NT_PRFPREG note type (ELF NT ver): the FP register set.
const ntPrFPREG = 0x2
// FPRegs holds the RISC-V FP register state, matching the kernel's
// user_fp_struct layout (32 64-bit FP registers plus fcsr).
type FPRegs struct {
F [32][16]byte // F0-F31 (128-bit, lower 64 bits used for double)
F [32]uint64 // F0-F31 (64-bit FP registers)
FCSR uint32
}
// GetFPRegs retrieves the FP register state.
// GetFPRegs retrieves the FP register state via PTRACE_GETREGSET with
// NT_PRFPREG (this architecture has no PTRACE_GETFPREGS request).
func (s *Session) GetFPRegs() (FPRegs, error) {
var fp FPRegs
iovec := syscall.Iovec{
Base: (*byte)(unsafe.Pointer(&fp)),
Len: uint64(unsafe.Sizeof(fp)),
}
_, _, errno := syscall.Syscall6(
syscall.SYS_PTRACE,
uintptr(syscall.PTRACE_GETFPREGS),
uintptr(syscall.PTRACE_GETREGSET),
uintptr(s.pid),
0,
uintptr(unsafe.Pointer(&fp)),
uintptr(ntPrFPREG),
uintptr(unsafe.Pointer(&iovec)),
0, 0,
)
if errno != 0 {
return fp, fmt.Errorf("debug: PTRACE_GETFPREGS: %w", errno)
return fp, fmt.Errorf("debug: PTRACE_GETREGSET (NT_PRFPREG): %w", errno)
}
return fp, nil
}
debug/target_linux_arm64.go
+2 -2
View File
@@ -86,7 +86,7 @@ func RunTarget(asmPath, funcName, argsFile, tmpDir string) error {
bufSpecFile := tmpDir + "/bufspec"
if bufSpec, err := os.ReadFile(bufSpecFile); err == nil && len(bufSpec) > 0 {
args, err = setupBuffers(string(bufSpec), args, fl.Args, tmpDir)
args, err = setupBuffers(string(bufSpec), args, tmpDir)
if err != nil {
return fmt.Errorf("debug target: setup buffers: %w", err)
}
@@ -107,7 +107,7 @@ func RunTarget(asmPath, funcName, argsFile, tmpDir string) error {
stackArgs := make([]byte, fl.Args)
copy(stackArgs, args)
_, callErr := verify.Call(stackArgs)
_, callErr := verify.Call(fnAddr, stackArgs)
if callErr != nil {
os.Exit(1)
}
debug/target_linux_loong64.go
+1 -1
View File
@@ -107,7 +107,7 @@ func RunTarget(asmPath, funcName, argsFile, tmpDir string) error {
stackArgs := make([]byte, fl.Args)
copy(stackArgs, args)
_, callErr := verify.Call(stackArgs)
_, callErr := verify.Call(fnAddr, stackArgs)
if callErr != nil {
os.Exit(1)
}
debug/target_linux_riscv64.go
+2 -10
View File
@@ -28,15 +28,7 @@ func RunTarget(asmPath, funcName, argsFile, tmpDir string) error {
return fmt.Errorf("debug target: parse: %v", errs[0])
}
var img *asm.Image
switch "riscv64" {
case "arm64":
img, err = asm.AssembleFileARM64(file)
case "riscv64":
img, err = asm.AssembleFileRISCV(file)
case "loong64":
img, err = asm.AssembleFileLOONG64(file)
}
img, err := asm.AssembleFileRISCV(file)
if err != nil {
return fmt.Errorf("debug target: assemble: %w", err)
}
@@ -107,7 +99,7 @@ func RunTarget(asmPath, funcName, argsFile, tmpDir string) error {
stackArgs := make([]byte, fl.Args)
copy(stackArgs, args)
_, callErr := verify.Call(stackArgs)
_, callErr := verify.Call(fnAddr, stackArgs)
if callErr != nil {
os.Exit(1)
}
debug/watchpoint_linux_arm64.go
+2 -2
View File
@@ -145,7 +145,7 @@ func (s *Session) getHWBreakState() (*hwBreakState, error) {
var state hwBreakState
iovec := syscall.Iovec{
Base: (*byte)(unsafe.Pointer(&state)),
Len: uint32(unsafe.Sizeof(state)),
Len: uint64(unsafe.Sizeof(state)),
}
_, _, errno := syscall.Syscall6(
syscall.SYS_PTRACE,
@@ -164,7 +164,7 @@ func (s *Session) getHWBreakState() (*hwBreakState, error) {
func (s *Session) setHWBreakState(state *hwBreakState) error {
iovec := syscall.Iovec{
Base: (*byte)(unsafe.Pointer(state)),
Len: uint32(unsafe.Sizeof(*state)),
Len: uint64(unsafe.Sizeof(*state)),
}
_, _, errno := syscall.Syscall6(
syscall.SYS_PTRACE,