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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 13:54:38 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 13:54:38 +0000 |
| commit | 8c1ab65c0f548d20b7f177bdb736daaf603340e1 (patch) | |
| tree | df55b7e75bf43f2bf500845b105afe3ac3a5157e /libc-top-half/musl/src/unistd/mipsn32 | |
| parent | Initial commit. (diff) | |
| download | wasi-libc-8c1ab65c0f548d20b7f177bdb736daaf603340e1.tar.xz wasi-libc-8c1ab65c0f548d20b7f177bdb736daaf603340e1.zip | |
Adding upstream version 0.0~git20221206.8b7148f.upstream/0.0_git20221206.8b7148f
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'libc-top-half/musl/src/unistd/mipsn32')
| -rw-r--r-- | libc-top-half/musl/src/unistd/mipsn32/lseek.c | 20 | ||||
| -rw-r--r-- | libc-top-half/musl/src/unistd/mipsn32/pipe.s | 19 |
2 files changed, 39 insertions, 0 deletions
diff --git a/libc-top-half/musl/src/unistd/mipsn32/lseek.c b/libc-top-half/musl/src/unistd/mipsn32/lseek.c new file mode 100644 index 0000000..60e74a5 --- /dev/null +++ b/libc-top-half/musl/src/unistd/mipsn32/lseek.c @@ -0,0 +1,20 @@ +#include <unistd.h> +#include "syscall.h" + +off_t __lseek(int fd, off_t offset, int whence) +{ + register long long r4 __asm__("$4") = fd; + register long long r5 __asm__("$5") = offset; + register long long r6 __asm__("$6") = whence; + register long long r7 __asm__("$7"); + register long long r2 __asm__("$2") = SYS_lseek; + __asm__ __volatile__ ( + "syscall" + : "+&r"(r2), "=r"(r7) + : "r"(r4), "r"(r5), "r"(r6) + : SYSCALL_CLOBBERLIST); + return r7 ? __syscall_ret(-r2) : r2; +} + +weak_alias(__lseek, lseek); +weak_alias(__lseek, lseek64); diff --git a/libc-top-half/musl/src/unistd/mipsn32/pipe.s b/libc-top-half/musl/src/unistd/mipsn32/pipe.s new file mode 100644 index 0000000..80f882e --- /dev/null +++ b/libc-top-half/musl/src/unistd/mipsn32/pipe.s @@ -0,0 +1,19 @@ +.set noreorder +.global pipe +.type pipe,@function +pipe: + lui $3, %hi(%neg(%gp_rel(pipe))) + addiu $3, $3, %lo(%neg(%gp_rel(pipe))) + addu $3, $3, $25 + li $2, 6021 + syscall + beq $7, $0, 1f + nop + lw $25, %got_disp(__syscall_ret)($3) + jr $25 + subu $4, $0, $2 +1: sw $2, 0($4) + sw $3, 4($4) + move $2, $0 + jr $ra + nop |