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musl: fix syscall argument width for mipsn32

Browse Source 
https://www.openwall.com/lists/musl/2026/04/16/1
This commit is contained in:
Alex Rønne Petersen
2026-04-15 18:59:10 +02:00
parent 0dd99c37cc
commit e7ee61cd64
1 changed files with 35 additions and 32 deletions
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lib/libc/musl/arch/mipsn32/syscall_arch.h
Vendored
+35 -32
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@@ -1,6 +1,9 @@
#define __SYSCALL_LL_E(x) (x)
#define __SYSCALL_LL_O(x) (x)
#define __scc(X) sizeof(1?(X):0ULL) < 8 ? (unsigned long) (X) : (long long) (X)
typedef long long syscall_arg_t;
#define SYSCALL_RLIM_INFINITY (-1UL/2)
#if __mips_isa_rev >= 6
@@ -13,9 +16,9 @@
"$14", "$15", "$24", "$25", "hi", "lo", "memory"
#endif
static inline long __syscall0(long n)
static inline long __syscall0(long long n)
{
register long r7 __asm__("$7");
register long long r7 __asm__("$7");
register long r2 __asm__("$2");
__asm__ __volatile__ (
"daddu $2,$0,%2 ; syscall"
@@ -25,10 +28,10 @@ static inline long __syscall0(long n)
return r7 && r2>0 ? -r2 : r2;
}
static inline long __syscall1(long n, long a)
static inline long __syscall1(long long n, long long a)
{
register long r4 __asm__("$4") = a;
register long r7 __asm__("$7");
register long long r4 __asm__("$4") = a;
register long long r7 __asm__("$7");
register long r2 __asm__("$2");
__asm__ __volatile__ (
"daddu $2,$0,%2 ; syscall"
@@ -38,11 +41,11 @@ static inline long __syscall1(long n, long a)
return r7 && r2>0 ? -r2 : r2;
}
static inline long __syscall2(long n, long a, long b)
static inline long __syscall2(long long n, long long a, long long b)
{
register long r4 __asm__("$4") = a;
register long r5 __asm__("$5") = b;
register long r7 __asm__("$7");
register long long r4 __asm__("$4") = a;
register long long r5 __asm__("$5") = b;
register long long r7 __asm__("$7");
register long r2 __asm__("$2");
__asm__ __volatile__ (
@@ -53,12 +56,12 @@ static inline long __syscall2(long n, long a, long b)
return r7 && r2>0 ? -r2 : r2;
}
static inline long __syscall3(long n, long a, long b, long c)
static inline long __syscall3(long long n, long long a, long long b, long long c)
{
register long r4 __asm__("$4") = a;
register long r5 __asm__("$5") = b;
register long r6 __asm__("$6") = c;
register long r7 __asm__("$7");
register long long r4 __asm__("$4") = a;
register long long r5 __asm__("$5") = b;
register long long r6 __asm__("$6") = c;
register long long r7 __asm__("$7");
register long r2 __asm__("$2");
__asm__ __volatile__ (
@@ -69,12 +72,12 @@ static inline long __syscall3(long n, long a, long b, long c)
return r7 && r2>0 ? -r2 : r2;
}
static inline long __syscall4(long n, long a, long b, long c, long d)
static inline long __syscall4(long long n, long long a, long long b, long long c, long long d)
{
register long r4 __asm__("$4") = a;
register long r5 __asm__("$5") = b;
register long r6 __asm__("$6") = c;
register long r7 __asm__("$7") = d;
register long long r4 __asm__("$4") = a;
register long long r5 __asm__("$5") = b;
register long long r6 __asm__("$6") = c;
register long long r7 __asm__("$7") = d;
register long r2 __asm__("$2");
__asm__ __volatile__ (
@@ -85,13 +88,13 @@ static inline long __syscall4(long n, long a, long b, long c, long d)
return r7 && r2>0 ? -r2 : r2;
}
static inline long __syscall5(long n, long a, long b, long c, long d, long e)
static inline long __syscall5(long long n, long long a, long long b, long long c, long long d, long long e)
{
register long r4 __asm__("$4") = a;
register long r5 __asm__("$5") = b;
register long r6 __asm__("$6") = c;
register long r7 __asm__("$7") = d;
register long r8 __asm__("$8") = e;
register long long r4 __asm__("$4") = a;
register long long r5 __asm__("$5") = b;
register long long r6 __asm__("$6") = c;
register long long r7 __asm__("$7") = d;
register long long r8 __asm__("$8") = e;
register long r2 __asm__("$2");
__asm__ __volatile__ (
@@ -102,14 +105,14 @@ static inline long __syscall5(long n, long a, long b, long c, long d, long e)
return r7 && r2>0 ? -r2 : r2;
}
static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
static inline long __syscall6(long long n, long long a, long long b, long long c, long long d, long long e, long long f)
{
register long r4 __asm__("$4") = a;
register long r5 __asm__("$5") = b;
register long r6 __asm__("$6") = c;
register long r7 __asm__("$7") = d;
register long r8 __asm__("$8") = e;
register long r9 __asm__("$9") = f;
register long long r4 __asm__("$4") = a;
register long long r5 __asm__("$5") = b;
register long long r6 __asm__("$6") = c;
register long long r7 __asm__("$7") = d;
register long long r8 __asm__("$8") = e;
register long long r9 __asm__("$9") = f;
register long r2 __asm__("$2");
__asm__ __volatile__ (